./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt --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 d268ea5f86d368cfdbc5f734988a5cdbfda4df55 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:44:24,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:44:24,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:44:24,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:44:24,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:44:24,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:44:24,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:44:24,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:44:24,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:44:24,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:44:24,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:44:24,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:44:24,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:44:24,765 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:44:24,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:44:24,769 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:44:24,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:44:24,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:44:24,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:44:24,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:44:24,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:44:24,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:44:24,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:44:24,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:44:24,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:44:24,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:44:24,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:44:24,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:44:24,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:44:24,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:44:24,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:44:24,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:44:24,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:44:24,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:44:24,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:44:24,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:44:24,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:44:24,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:44:24,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:44:24,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:44:24,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:44:24,810 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-13 00:44:24,843 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:44:24,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:44:24,844 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:44:24,844 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:44:24,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:44:24,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:44:24,847 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:44:24,847 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:44:24,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:44:24,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:44:24,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:44:24,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:44:24,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:44:24,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:44:24,850 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:44:24,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:44:24,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:44:24,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:44:24,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:44:24,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:44:24,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:44:24,852 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:44:24,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:44:24,853 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:44:24,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:44:24,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:44:24,854 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:44:24,855 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d268ea5f86d368cfdbc5f734988a5cdbfda4df55 [2021-10-13 00:44:25,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:44:25,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:44:25,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:44:25,205 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:44:25,206 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:44:25,207 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness.i [2021-10-13 00:44:25,291 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/data/47f87113d/75d1ea391aec4208b8abf777a88d9ac6/FLAG275287e45 [2021-10-13 00:44:26,322 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:44:26,323 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness.i [2021-10-13 00:44:26,389 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/data/47f87113d/75d1ea391aec4208b8abf777a88d9ac6/FLAG275287e45 [2021-10-13 00:44:26,722 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/data/47f87113d/75d1ea391aec4208b8abf777a88d9ac6 [2021-10-13 00:44:26,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:44:26,727 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:44:26,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:44:26,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:44:26,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:44:26,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:44:26" (1/1) ... [2021-10-13 00:44:26,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fd1e6ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:26, skipping insertion in model container [2021-10-13 00:44:26,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:44:26" (1/1) ... [2021-10-13 00:44:26,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:44:26,894 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:44:27,283 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness.i[4502,4515] [2021-10-13 00:44:27,292 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness.i[4562,4575] [2021-10-13 00:44:27,319 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-13 00:44:27,330 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-13 00:44:28,318 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:28,319 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:28,320 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:28,321 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:28,322 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:28,358 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:28,360 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:28,364 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:28,368 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:28,939 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-13 00:44:28,941 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-13 00:44:28,942 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-13 00:44:28,944 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-13 00:44:28,946 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-13 00:44:28,947 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-13 00:44:28,948 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-13 00:44:28,955 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-13 00:44:28,956 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-13 00:44:28,957 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-13 00:44:29,242 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-13 00:44:29,414 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:29,415 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:29,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:44:29,622 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:44:29,657 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness.i[4502,4515] [2021-10-13 00:44:29,657 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness.i[4562,4575] [2021-10-13 00:44:29,659 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-13 00:44:29,662 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-13 00:44:29,711 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:29,711 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:29,712 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:29,712 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:29,713 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:29,720 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:29,720 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:29,722 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:29,722 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:29,885 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-13 00:44:29,886 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-13 00:44:29,905 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-13 00:44:29,906 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-13 00:44:29,907 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-13 00:44:29,908 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-13 00:44:29,909 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-13 00:44:29,909 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-13 00:44:29,910 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-13 00:44:29,911 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-13 00:44:29,947 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-13 00:44:30,000 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:30,001 WARN L1507 CHandler]: Possible shadowing of function index [2021-10-13 00:44:30,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:44:30,433 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:44:30,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:30 WrapperNode [2021-10-13 00:44:30,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:44:30,435 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:44:30,435 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:44:30,436 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:44:30,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:30" (1/1) ... [2021-10-13 00:44:30,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:30" (1/1) ... [2021-10-13 00:44:30,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:44:30,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:44:30,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:44:30,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:44:30,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:30" (1/1) ... [2021-10-13 00:44:30,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:30" (1/1) ... [2021-10-13 00:44:30,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:30" (1/1) ... [2021-10-13 00:44:30,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:30" (1/1) ... [2021-10-13 00:44:30,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:30" (1/1) ... [2021-10-13 00:44:30,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:30" (1/1) ... [2021-10-13 00:44:30,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:30" (1/1) ... [2021-10-13 00:44:30,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:44:30,944 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:44:30,944 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:44:30,944 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:44:30,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:30" (1/1) ... [2021-10-13 00:44:30,956 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:44:30,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:30,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:31,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:44:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:44:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 00:44:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 00:44:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 00:44:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:44:31,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:44:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:44:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 00:44:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-13 00:44:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 00:44:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:44:44,952 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:44:44,953 INFO L299 CfgBuilder]: Removed 73 assume(true) statements. [2021-10-13 00:44:44,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:44:44 BoogieIcfgContainer [2021-10-13 00:44:44,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:44:44,962 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:44:44,963 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:44:44,968 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:44:44,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:44:26" (1/3) ... [2021-10-13 00:44:44,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19389ea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:44:44, skipping insertion in model container [2021-10-13 00:44:44,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:30" (2/3) ... [2021-10-13 00:44:44,971 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19389ea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:44:44, skipping insertion in model container [2021-10-13 00:44:44,971 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:44:44" (3/3) ... [2021-10-13 00:44:44,973 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_clean_up_secure_harness.i [2021-10-13 00:44:44,980 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:44:44,981 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-10-13 00:44:45,064 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:44:45,081 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 00:44:45,081 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-10-13 00:44:45,112 INFO L276 IsEmpty]: Start isEmpty. Operand has 161 states, 154 states have (on average 1.4610389610389611) internal successors, (225), 160 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:45,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 00:44:45,121 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:44:45,122 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:44:45,123 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:44:45,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:44:45,137 INFO L82 PathProgramCache]: Analyzing trace with hash 1283718026, now seen corresponding path program 1 times [2021-10-13 00:44:45,157 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:44:45,158 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668840102] [2021-10-13 00:44:45,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:44:45,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:44:45,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:44:46,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:44:46,176 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:44:46,177 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668840102] [2021-10-13 00:44:46,178 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668840102] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:44:46,178 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:44:46,179 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:44:46,182 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145276423] [2021-10-13 00:44:46,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 00:44:46,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:44:46,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 00:44:46,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:44:46,220 INFO L87 Difference]: Start difference. First operand has 161 states, 154 states have (on average 1.4610389610389611) internal successors, (225), 160 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:46,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:44:46,257 INFO L93 Difference]: Finished difference Result 318 states and 445 transitions. [2021-10-13 00:44:46,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:44:46,259 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-13 00:44:46,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:44:46,272 INFO L225 Difference]: With dead ends: 318 [2021-10-13 00:44:46,272 INFO L226 Difference]: Without dead ends: 156 [2021-10-13 00:44:46,276 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:44:46,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2021-10-13 00:44:46,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2021-10-13 00:44:46,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 150 states have (on average 1.36) internal successors, (204), 155 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:46,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 204 transitions. [2021-10-13 00:44:46,377 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 204 transitions. Word has length 34 [2021-10-13 00:44:46,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:44:46,378 INFO L470 AbstractCegarLoop]: Abstraction has 156 states and 204 transitions. [2021-10-13 00:44:46,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:46,378 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 204 transitions. [2021-10-13 00:44:46,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 00:44:46,381 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:44:46,382 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:44:46,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:44:46,385 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:44:46,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:44:46,388 INFO L82 PathProgramCache]: Analyzing trace with hash 27354892, now seen corresponding path program 1 times [2021-10-13 00:44:46,388 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:44:46,389 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243823654] [2021-10-13 00:44:46,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:44:46,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:44:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:44:46,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:44:46,961 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:44:46,961 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243823654] [2021-10-13 00:44:46,961 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243823654] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:44:46,961 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:44:46,961 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:44:46,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019166935] [2021-10-13 00:44:46,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:44:46,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:44:46,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:44:46,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:44:46,965 INFO L87 Difference]: Start difference. First operand 156 states and 204 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:47,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:44:47,191 INFO L93 Difference]: Finished difference Result 286 states and 374 transitions. [2021-10-13 00:44:47,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:44:47,192 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-13 00:44:47,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:44:47,194 INFO L225 Difference]: With dead ends: 286 [2021-10-13 00:44:47,195 INFO L226 Difference]: Without dead ends: 156 [2021-10-13 00:44:47,196 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 50.4ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:44:47,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2021-10-13 00:44:47,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2021-10-13 00:44:47,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 150 states have (on average 1.3466666666666667) internal successors, (202), 155 states have internal predecessors, (202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:47,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 202 transitions. [2021-10-13 00:44:47,222 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 202 transitions. Word has length 34 [2021-10-13 00:44:47,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:44:47,223 INFO L470 AbstractCegarLoop]: Abstraction has 156 states and 202 transitions. [2021-10-13 00:44:47,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:47,224 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 202 transitions. [2021-10-13 00:44:47,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-13 00:44:47,232 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:44:47,232 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:44:47,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:44:47,233 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:44:47,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:44:47,235 INFO L82 PathProgramCache]: Analyzing trace with hash -2136977490, now seen corresponding path program 1 times [2021-10-13 00:44:47,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:44:47,236 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66131538] [2021-10-13 00:44:47,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:44:47,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:44:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:44:47,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:44:47,709 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:44:47,709 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66131538] [2021-10-13 00:44:47,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66131538] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:44:47,709 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:44:47,710 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:44:47,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254342971] [2021-10-13 00:44:47,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:44:47,711 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:44:47,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:44:47,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 00:44:47,712 INFO L87 Difference]: Start difference. First operand 156 states and 202 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:48,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:44:48,154 INFO L93 Difference]: Finished difference Result 347 states and 456 transitions. [2021-10-13 00:44:48,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:44:48,155 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2021-10-13 00:44:48,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:44:48,157 INFO L225 Difference]: With dead ends: 347 [2021-10-13 00:44:48,157 INFO L226 Difference]: Without dead ends: 216 [2021-10-13 00:44:48,158 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 53.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:44:48,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2021-10-13 00:44:48,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 168. [2021-10-13 00:44:48,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 162 states have (on average 1.3209876543209877) internal successors, (214), 167 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:48,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 214 transitions. [2021-10-13 00:44:48,187 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 214 transitions. Word has length 46 [2021-10-13 00:44:48,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:44:48,188 INFO L470 AbstractCegarLoop]: Abstraction has 168 states and 214 transitions. [2021-10-13 00:44:48,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:48,188 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 214 transitions. [2021-10-13 00:44:48,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-13 00:44:48,190 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:44:48,190 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:44:48,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 00:44:48,191 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:44:48,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:44:48,192 INFO L82 PathProgramCache]: Analyzing trace with hash 1456389932, now seen corresponding path program 1 times [2021-10-13 00:44:48,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:44:48,192 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058538987] [2021-10-13 00:44:48,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:44:48,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:44:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:44:48,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:44:48,793 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:44:48,793 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058538987] [2021-10-13 00:44:48,794 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058538987] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:44:48,794 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:44:48,794 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 00:44:48,794 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447598412] [2021-10-13 00:44:48,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 00:44:48,795 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:44:48,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 00:44:48,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:44:48,796 INFO L87 Difference]: Start difference. First operand 168 states and 214 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:49,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:44:49,120 INFO L93 Difference]: Finished difference Result 270 states and 342 transitions. [2021-10-13 00:44:49,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 00:44:49,121 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2021-10-13 00:44:49,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:44:49,123 INFO L225 Difference]: With dead ends: 270 [2021-10-13 00:44:49,123 INFO L226 Difference]: Without dead ends: 168 [2021-10-13 00:44:49,124 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 255.8ms TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-10-13 00:44:49,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2021-10-13 00:44:49,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2021-10-13 00:44:49,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 162 states have (on average 1.3024691358024691) internal successors, (211), 167 states have internal predecessors, (211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:49,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 211 transitions. [2021-10-13 00:44:49,136 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 211 transitions. Word has length 46 [2021-10-13 00:44:49,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:44:49,136 INFO L470 AbstractCegarLoop]: Abstraction has 168 states and 211 transitions. [2021-10-13 00:44:49,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:49,137 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 211 transitions. [2021-10-13 00:44:49,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-13 00:44:49,138 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:44:49,138 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:44:49,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 00:44:49,139 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:44:49,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:44:49,140 INFO L82 PathProgramCache]: Analyzing trace with hash 921784791, now seen corresponding path program 1 times [2021-10-13 00:44:49,140 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:44:49,140 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074341676] [2021-10-13 00:44:49,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:44:49,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:44:49,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:44:49,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:44:49,860 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:44:49,860 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074341676] [2021-10-13 00:44:49,861 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074341676] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:44:49,861 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:44:49,861 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-13 00:44:49,861 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673039095] [2021-10-13 00:44:49,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 00:44:49,862 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:44:49,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 00:44:49,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:44:49,863 INFO L87 Difference]: Start difference. First operand 168 states and 211 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:50,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:44:50,333 INFO L93 Difference]: Finished difference Result 241 states and 298 transitions. [2021-10-13 00:44:50,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 00:44:50,334 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-10-13 00:44:50,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:44:50,336 INFO L225 Difference]: With dead ends: 241 [2021-10-13 00:44:50,336 INFO L226 Difference]: Without dead ends: 168 [2021-10-13 00:44:50,337 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 434.2ms TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-10-13 00:44:50,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2021-10-13 00:44:50,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2021-10-13 00:44:50,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 162 states have (on average 1.2962962962962963) internal successors, (210), 167 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:50,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 210 transitions. [2021-10-13 00:44:50,347 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 210 transitions. Word has length 52 [2021-10-13 00:44:50,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:44:50,347 INFO L470 AbstractCegarLoop]: Abstraction has 168 states and 210 transitions. [2021-10-13 00:44:50,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:50,348 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 210 transitions. [2021-10-13 00:44:50,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-13 00:44:50,350 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:44:50,350 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:44:50,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 00:44:50,351 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:44:50,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:44:50,352 INFO L82 PathProgramCache]: Analyzing trace with hash -1091747988, now seen corresponding path program 1 times [2021-10-13 00:44:50,352 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:44:50,352 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773201050] [2021-10-13 00:44:50,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:44:50,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:44:50,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:44:51,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:44:51,376 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:44:51,377 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773201050] [2021-10-13 00:44:51,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773201050] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:44:51,377 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:44:51,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 00:44:51,377 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394548374] [2021-10-13 00:44:51,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 00:44:51,378 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:44:51,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 00:44:51,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:44:51,379 INFO L87 Difference]: Start difference. First operand 168 states and 210 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:52,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:44:52,170 INFO L93 Difference]: Finished difference Result 303 states and 368 transitions. [2021-10-13 00:44:52,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 00:44:52,171 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-10-13 00:44:52,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:44:52,173 INFO L225 Difference]: With dead ends: 303 [2021-10-13 00:44:52,174 INFO L226 Difference]: Without dead ends: 299 [2021-10-13 00:44:52,174 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 289.3ms TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-10-13 00:44:52,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2021-10-13 00:44:52,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 176. [2021-10-13 00:44:52,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 170 states have (on average 1.2823529411764707) internal successors, (218), 175 states have internal predecessors, (218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:52,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 218 transitions. [2021-10-13 00:44:52,186 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 218 transitions. Word has length 58 [2021-10-13 00:44:52,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:44:52,187 INFO L470 AbstractCegarLoop]: Abstraction has 176 states and 218 transitions. [2021-10-13 00:44:52,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:44:52,187 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 218 transitions. [2021-10-13 00:44:52,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-13 00:44:52,189 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:44:52,189 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:44:52,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 00:44:52,190 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:44:52,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:44:52,191 INFO L82 PathProgramCache]: Analyzing trace with hash 948784038, now seen corresponding path program 1 times [2021-10-13 00:44:52,191 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:44:52,191 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135344908] [2021-10-13 00:44:52,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:44:52,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:44:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:44:55,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:44:55,930 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:44:55,930 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135344908] [2021-10-13 00:44:55,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135344908] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:44:55,931 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:44:55,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-13 00:44:55,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584070138] [2021-10-13 00:44:55,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-13 00:44:55,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:44:55,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-13 00:44:55,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-10-13 00:44:55,933 INFO L87 Difference]: Start difference. First operand 176 states and 218 transitions. Second operand has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:01,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:45:01,855 INFO L93 Difference]: Finished difference Result 363 states and 453 transitions. [2021-10-13 00:45:01,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-13 00:45:01,856 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-10-13 00:45:01,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:45:01,858 INFO L225 Difference]: With dead ends: 363 [2021-10-13 00:45:01,858 INFO L226 Difference]: Without dead ends: 214 [2021-10-13 00:45:01,859 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 867.6ms TimeCoverageRelationStatistics Valid=116, Invalid=226, Unknown=0, NotChecked=0, Total=342 [2021-10-13 00:45:01,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2021-10-13 00:45:01,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 172. [2021-10-13 00:45:01,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 166 states have (on average 1.2771084337349397) internal successors, (212), 171 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:01,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 212 transitions. [2021-10-13 00:45:01,871 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 212 transitions. Word has length 62 [2021-10-13 00:45:01,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:45:01,871 INFO L470 AbstractCegarLoop]: Abstraction has 172 states and 212 transitions. [2021-10-13 00:45:01,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:01,872 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 212 transitions. [2021-10-13 00:45:01,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-10-13 00:45:01,874 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:45:01,875 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:45:01,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 00:45:01,876 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:45:01,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:45:01,877 INFO L82 PathProgramCache]: Analyzing trace with hash 1716080936, now seen corresponding path program 1 times [2021-10-13 00:45:01,877 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:45:01,877 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932096952] [2021-10-13 00:45:01,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:45:01,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:45:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:45:03,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:45:03,047 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:45:03,047 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932096952] [2021-10-13 00:45:03,047 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932096952] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:45:03,047 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:45:03,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-13 00:45:03,048 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537246506] [2021-10-13 00:45:03,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-13 00:45:03,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:45:03,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-13 00:45:03,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-10-13 00:45:03,049 INFO L87 Difference]: Start difference. First operand 172 states and 212 transitions. Second operand has 10 states, 10 states have (on average 7.0) internal successors, (70), 10 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:14,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:45:14,805 INFO L93 Difference]: Finished difference Result 519 states and 659 transitions. [2021-10-13 00:45:14,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-13 00:45:14,806 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.0) internal successors, (70), 10 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70 [2021-10-13 00:45:14,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:45:14,809 INFO L225 Difference]: With dead ends: 519 [2021-10-13 00:45:14,809 INFO L226 Difference]: Without dead ends: 364 [2021-10-13 00:45:14,810 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1026.6ms TimeCoverageRelationStatistics Valid=110, Invalid=310, Unknown=0, NotChecked=0, Total=420 [2021-10-13 00:45:14,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2021-10-13 00:45:14,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 199. [2021-10-13 00:45:14,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 193 states have (on average 1.2590673575129534) internal successors, (243), 198 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:14,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 243 transitions. [2021-10-13 00:45:14,824 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 243 transitions. Word has length 70 [2021-10-13 00:45:14,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:45:14,825 INFO L470 AbstractCegarLoop]: Abstraction has 199 states and 243 transitions. [2021-10-13 00:45:14,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.0) internal successors, (70), 10 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:14,825 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 243 transitions. [2021-10-13 00:45:14,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-10-13 00:45:14,826 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:45:14,827 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:45:14,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 00:45:14,827 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:45:14,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:45:14,828 INFO L82 PathProgramCache]: Analyzing trace with hash 344273638, now seen corresponding path program 1 times [2021-10-13 00:45:14,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:45:14,829 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795362972] [2021-10-13 00:45:14,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:45:14,829 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:45:15,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:45:15,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:45:15,671 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:45:15,672 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795362972] [2021-10-13 00:45:15,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795362972] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:45:15,672 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:45:15,672 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 00:45:15,672 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290858526] [2021-10-13 00:45:15,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 00:45:15,673 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:45:15,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 00:45:15,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:45:15,674 INFO L87 Difference]: Start difference. First operand 199 states and 243 transitions. Second operand has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:16,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:45:16,602 INFO L93 Difference]: Finished difference Result 413 states and 491 transitions. [2021-10-13 00:45:16,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 00:45:16,603 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70 [2021-10-13 00:45:16,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:45:16,605 INFO L225 Difference]: With dead ends: 413 [2021-10-13 00:45:16,606 INFO L226 Difference]: Without dead ends: 232 [2021-10-13 00:45:16,606 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 264.7ms TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-10-13 00:45:16,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2021-10-13 00:45:16,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 199. [2021-10-13 00:45:16,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 193 states have (on average 1.233160621761658) internal successors, (238), 198 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:16,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 238 transitions. [2021-10-13 00:45:16,620 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 238 transitions. Word has length 70 [2021-10-13 00:45:16,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:45:16,621 INFO L470 AbstractCegarLoop]: Abstraction has 199 states and 238 transitions. [2021-10-13 00:45:16,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:16,621 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 238 transitions. [2021-10-13 00:45:16,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-10-13 00:45:16,622 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:45:16,623 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:45:16,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 00:45:16,623 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:45:16,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:45:16,624 INFO L82 PathProgramCache]: Analyzing trace with hash -1089836156, now seen corresponding path program 1 times [2021-10-13 00:45:16,624 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:45:16,625 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604082292] [2021-10-13 00:45:16,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:45:16,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:45:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:45:17,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:45:17,617 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:45:17,617 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604082292] [2021-10-13 00:45:17,617 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604082292] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:45:17,618 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:45:17,618 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-13 00:45:17,618 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726236315] [2021-10-13 00:45:17,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 00:45:17,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:45:17,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 00:45:17,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:45:17,620 INFO L87 Difference]: Start difference. First operand 199 states and 238 transitions. Second operand has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:29,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:45:29,197 INFO L93 Difference]: Finished difference Result 517 states and 612 transitions. [2021-10-13 00:45:29,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-13 00:45:29,198 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2021-10-13 00:45:29,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:45:29,201 INFO L225 Difference]: With dead ends: 517 [2021-10-13 00:45:29,201 INFO L226 Difference]: Without dead ends: 311 [2021-10-13 00:45:29,202 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 921.3ms TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2021-10-13 00:45:29,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-10-13 00:45:29,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 194. [2021-10-13 00:45:29,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 188 states have (on average 1.1914893617021276) internal successors, (224), 193 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:29,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 224 transitions. [2021-10-13 00:45:29,216 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 224 transitions. Word has length 74 [2021-10-13 00:45:29,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:45:29,217 INFO L470 AbstractCegarLoop]: Abstraction has 194 states and 224 transitions. [2021-10-13 00:45:29,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:29,218 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 224 transitions. [2021-10-13 00:45:29,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-10-13 00:45:29,219 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:45:29,219 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:45:29,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 00:45:29,220 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:45:29,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:45:29,220 INFO L82 PathProgramCache]: Analyzing trace with hash -1898682428, now seen corresponding path program 1 times [2021-10-13 00:45:29,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:45:29,221 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017523262] [2021-10-13 00:45:29,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:45:29,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:45:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:45:29,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:45:29,812 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:45:29,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017523262] [2021-10-13 00:45:29,813 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017523262] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:45:29,813 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:45:29,813 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:45:29,813 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556311082] [2021-10-13 00:45:29,814 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:45:29,814 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:45:29,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:45:29,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:45:29,815 INFO L87 Difference]: Start difference. First operand 194 states and 224 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:34,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:45:34,899 INFO L93 Difference]: Finished difference Result 447 states and 512 transitions. [2021-10-13 00:45:34,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 00:45:34,900 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2021-10-13 00:45:34,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:45:34,915 INFO L225 Difference]: With dead ends: 447 [2021-10-13 00:45:34,915 INFO L226 Difference]: Without dead ends: 263 [2021-10-13 00:45:34,916 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 125.4ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:45:34,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2021-10-13 00:45:34,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 190. [2021-10-13 00:45:34,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 184 states have (on average 1.1630434782608696) internal successors, (214), 189 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:34,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 214 transitions. [2021-10-13 00:45:34,933 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 214 transitions. Word has length 74 [2021-10-13 00:45:34,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:45:34,934 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 214 transitions. [2021-10-13 00:45:34,934 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:34,934 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 214 transitions. [2021-10-13 00:45:34,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-10-13 00:45:34,935 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:45:34,935 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:45:34,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-13 00:45:34,936 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:45:34,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:45:34,937 INFO L82 PathProgramCache]: Analyzing trace with hash -1177649340, now seen corresponding path program 1 times [2021-10-13 00:45:34,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:45:34,937 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963489432] [2021-10-13 00:45:34,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:45:34,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:45:35,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:45:36,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:45:36,090 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:45:36,090 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963489432] [2021-10-13 00:45:36,090 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963489432] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:45:36,090 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:45:36,091 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-13 00:45:36,091 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874518355] [2021-10-13 00:45:36,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-13 00:45:36,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:45:36,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-13 00:45:36,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-13 00:45:36,093 INFO L87 Difference]: Start difference. First operand 190 states and 214 transitions. Second operand has 10 states, 10 states have (on average 7.4) internal successors, (74), 10 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:46,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:45:46,760 INFO L93 Difference]: Finished difference Result 489 states and 551 transitions. [2021-10-13 00:45:46,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-13 00:45:46,761 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 10 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2021-10-13 00:45:46,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:45:46,764 INFO L225 Difference]: With dead ends: 489 [2021-10-13 00:45:46,764 INFO L226 Difference]: Without dead ends: 339 [2021-10-13 00:45:46,765 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 696.7ms TimeCoverageRelationStatistics Valid=94, Invalid=212, Unknown=0, NotChecked=0, Total=306 [2021-10-13 00:45:46,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-10-13 00:45:46,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 207. [2021-10-13 00:45:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 201 states have (on average 1.144278606965174) internal successors, (230), 206 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:46,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 230 transitions. [2021-10-13 00:45:46,778 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 230 transitions. Word has length 74 [2021-10-13 00:45:46,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:45:46,779 INFO L470 AbstractCegarLoop]: Abstraction has 207 states and 230 transitions. [2021-10-13 00:45:46,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 10 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:46,779 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 230 transitions. [2021-10-13 00:45:46,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-10-13 00:45:46,780 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:45:46,780 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:45:46,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-13 00:45:46,781 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:45:46,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:45:46,782 INFO L82 PathProgramCache]: Analyzing trace with hash -783282554, now seen corresponding path program 1 times [2021-10-13 00:45:46,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:45:46,782 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607522803] [2021-10-13 00:45:46,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:45:46,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:45:50,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:45:50,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:45:50,787 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:45:50,787 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607522803] [2021-10-13 00:45:50,787 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607522803] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:45:50,788 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:45:50,788 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-13 00:45:50,788 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251347968] [2021-10-13 00:45:50,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-13 00:45:50,788 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:45:50,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-13 00:45:50,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-13 00:45:50,790 INFO L87 Difference]: Start difference. First operand 207 states and 230 transitions. Second operand has 10 states, 10 states have (on average 7.4) internal successors, (74), 10 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:56,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:45:56,485 INFO L93 Difference]: Finished difference Result 354 states and 396 transitions. [2021-10-13 00:45:56,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-13 00:45:56,486 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 10 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2021-10-13 00:45:56,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:45:56,488 INFO L225 Difference]: With dead ends: 354 [2021-10-13 00:45:56,488 INFO L226 Difference]: Without dead ends: 223 [2021-10-13 00:45:56,489 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 886.4ms TimeCoverageRelationStatistics Valid=125, Invalid=255, Unknown=0, NotChecked=0, Total=380 [2021-10-13 00:45:56,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-10-13 00:45:56,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 203. [2021-10-13 00:45:56,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 197 states have (on average 1.1421319796954315) internal successors, (225), 202 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:56,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 225 transitions. [2021-10-13 00:45:56,504 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 225 transitions. Word has length 74 [2021-10-13 00:45:56,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:45:56,505 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 225 transitions. [2021-10-13 00:45:56,505 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 10 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:45:56,506 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 225 transitions. [2021-10-13 00:45:56,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-13 00:45:56,507 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:45:56,507 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:45:56,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-13 00:45:56,507 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:45:56,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:45:56,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1580395081, now seen corresponding path program 1 times [2021-10-13 00:45:56,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:45:56,509 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568185275] [2021-10-13 00:45:56,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:45:56,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:45:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:46:00,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:46:00,101 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:46:00,101 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568185275] [2021-10-13 00:46:00,101 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568185275] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:46:00,101 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:46:00,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-13 00:46:00,102 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442874126] [2021-10-13 00:46:00,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-13 00:46:00,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:46:00,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-13 00:46:00,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-10-13 00:46:00,103 INFO L87 Difference]: Start difference. First operand 203 states and 225 transitions. Second operand has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 9 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:05,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:46:05,102 INFO L93 Difference]: Finished difference Result 385 states and 433 transitions. [2021-10-13 00:46:05,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 00:46:05,103 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 9 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2021-10-13 00:46:05,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:46:05,105 INFO L225 Difference]: With dead ends: 385 [2021-10-13 00:46:05,105 INFO L226 Difference]: Without dead ends: 272 [2021-10-13 00:46:05,106 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 495.8ms TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2021-10-13 00:46:05,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2021-10-13 00:46:05,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 203. [2021-10-13 00:46:05,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 197 states have (on average 1.1370558375634519) internal successors, (224), 202 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:05,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 224 transitions. [2021-10-13 00:46:05,122 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 224 transitions. Word has length 80 [2021-10-13 00:46:05,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:46:05,122 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 224 transitions. [2021-10-13 00:46:05,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.88888888888889) internal successors, (80), 9 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:05,124 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 224 transitions. [2021-10-13 00:46:05,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-13 00:46:05,125 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:46:05,125 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:46:05,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-13 00:46:05,125 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:46:05,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:46:05,126 INFO L82 PathProgramCache]: Analyzing trace with hash 522395916, now seen corresponding path program 1 times [2021-10-13 00:46:05,126 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:46:05,127 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837689820] [2021-10-13 00:46:05,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:46:05,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:46:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:46:12,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:46:12,892 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:46:12,892 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837689820] [2021-10-13 00:46:12,892 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837689820] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:46:12,892 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:46:12,892 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-10-13 00:46:12,893 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637818411] [2021-10-13 00:46:12,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-13 00:46:12,893 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:46:12,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-13 00:46:12,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2021-10-13 00:46:12,895 INFO L87 Difference]: Start difference. First operand 203 states and 224 transitions. Second operand has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:22,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:46:22,166 INFO L93 Difference]: Finished difference Result 433 states and 479 transitions. [2021-10-13 00:46:22,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-10-13 00:46:22,167 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2021-10-13 00:46:22,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:46:22,170 INFO L225 Difference]: With dead ends: 433 [2021-10-13 00:46:22,170 INFO L226 Difference]: Without dead ends: 332 [2021-10-13 00:46:22,171 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 1779.7ms TimeCoverageRelationStatistics Valid=226, Invalid=530, Unknown=0, NotChecked=0, Total=756 [2021-10-13 00:46:22,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2021-10-13 00:46:22,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 231. [2021-10-13 00:46:22,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 225 states have (on average 1.1377777777777778) internal successors, (256), 230 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:22,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 256 transitions. [2021-10-13 00:46:22,190 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 256 transitions. Word has length 86 [2021-10-13 00:46:22,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:46:22,191 INFO L470 AbstractCegarLoop]: Abstraction has 231 states and 256 transitions. [2021-10-13 00:46:22,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:22,191 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 256 transitions. [2021-10-13 00:46:22,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-13 00:46:22,196 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:46:22,197 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:46:22,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-13 00:46:22,197 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:46:22,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:46:22,198 INFO L82 PathProgramCache]: Analyzing trace with hash -230555896, now seen corresponding path program 1 times [2021-10-13 00:46:22,198 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:46:22,199 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295540314] [2021-10-13 00:46:22,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:46:22,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:46:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:46:22,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:46:22,739 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:46:22,739 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295540314] [2021-10-13 00:46:22,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295540314] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:46:22,740 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:46:22,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:46:22,740 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62809128] [2021-10-13 00:46:22,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:46:22,741 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:46:22,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:46:22,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:46:22,742 INFO L87 Difference]: Start difference. First operand 231 states and 256 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:25,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:46:25,616 INFO L93 Difference]: Finished difference Result 377 states and 415 transitions. [2021-10-13 00:46:25,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:46:25,617 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2021-10-13 00:46:25,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:46:25,619 INFO L225 Difference]: With dead ends: 377 [2021-10-13 00:46:25,619 INFO L226 Difference]: Without dead ends: 276 [2021-10-13 00:46:25,620 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 86.4ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:46:25,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-10-13 00:46:25,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 229. [2021-10-13 00:46:25,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 223 states have (on average 1.1255605381165918) internal successors, (251), 228 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 251 transitions. [2021-10-13 00:46:25,636 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 251 transitions. Word has length 86 [2021-10-13 00:46:25,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:46:25,636 INFO L470 AbstractCegarLoop]: Abstraction has 229 states and 251 transitions. [2021-10-13 00:46:25,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:25,637 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 251 transitions. [2021-10-13 00:46:25,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-13 00:46:25,638 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:46:25,638 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:46:25,639 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-13 00:46:25,639 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:46:25,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:46:25,640 INFO L82 PathProgramCache]: Analyzing trace with hash -910614266, now seen corresponding path program 1 times [2021-10-13 00:46:25,640 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:46:25,640 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242087031] [2021-10-13 00:46:25,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:46:25,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:46:25,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:46:26,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:46:26,184 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:46:26,184 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242087031] [2021-10-13 00:46:26,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242087031] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:46:26,185 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:46:26,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:46:26,185 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880282215] [2021-10-13 00:46:26,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:46:26,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:46:26,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:46:26,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:46:26,187 INFO L87 Difference]: Start difference. First operand 229 states and 251 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:28,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:46:28,873 INFO L93 Difference]: Finished difference Result 329 states and 361 transitions. [2021-10-13 00:46:28,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 00:46:28,874 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2021-10-13 00:46:28,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:46:28,876 INFO L225 Difference]: With dead ends: 329 [2021-10-13 00:46:28,876 INFO L226 Difference]: Without dead ends: 232 [2021-10-13 00:46:28,877 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 100.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:46:28,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2021-10-13 00:46:28,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 229. [2021-10-13 00:46:28,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 223 states have (on average 1.116591928251121) internal successors, (249), 228 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:28,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 249 transitions. [2021-10-13 00:46:28,896 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 249 transitions. Word has length 86 [2021-10-13 00:46:28,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:46:28,896 INFO L470 AbstractCegarLoop]: Abstraction has 229 states and 249 transitions. [2021-10-13 00:46:28,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:28,897 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 249 transitions. [2021-10-13 00:46:28,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-13 00:46:28,898 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:46:28,898 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:46:28,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-13 00:46:28,899 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:46:28,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:46:28,900 INFO L82 PathProgramCache]: Analyzing trace with hash -2104855071, now seen corresponding path program 1 times [2021-10-13 00:46:28,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:46:28,901 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331257762] [2021-10-13 00:46:28,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:46:28,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:46:29,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:46:29,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:46:29,512 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:46:29,512 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331257762] [2021-10-13 00:46:29,512 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331257762] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:46:29,513 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:46:29,513 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-13 00:46:29,513 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394427155] [2021-10-13 00:46:29,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 00:46:29,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:46:29,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 00:46:29,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:46:29,515 INFO L87 Difference]: Start difference. First operand 229 states and 249 transitions. Second operand has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:30,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:46:30,837 INFO L93 Difference]: Finished difference Result 394 states and 432 transitions. [2021-10-13 00:46:30,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-13 00:46:30,838 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2021-10-13 00:46:30,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:46:30,840 INFO L225 Difference]: With dead ends: 394 [2021-10-13 00:46:30,840 INFO L226 Difference]: Without dead ends: 390 [2021-10-13 00:46:30,841 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 564.0ms TimeCoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306 [2021-10-13 00:46:30,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2021-10-13 00:46:30,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 232. [2021-10-13 00:46:30,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 226 states have (on average 1.1106194690265487) internal successors, (251), 231 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:30,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 251 transitions. [2021-10-13 00:46:30,859 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 251 transitions. Word has length 88 [2021-10-13 00:46:30,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:46:30,859 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 251 transitions. [2021-10-13 00:46:30,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:30,860 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 251 transitions. [2021-10-13 00:46:30,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-10-13 00:46:30,861 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:46:30,861 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:46:30,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-13 00:46:30,862 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:46:30,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:46:30,863 INFO L82 PathProgramCache]: Analyzing trace with hash -2111945076, now seen corresponding path program 1 times [2021-10-13 00:46:30,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:46:30,863 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482702342] [2021-10-13 00:46:30,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:46:30,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:46:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:46:40,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:46:40,750 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:46:40,750 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482702342] [2021-10-13 00:46:40,750 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482702342] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:46:40,751 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [518411633] [2021-10-13 00:46:40,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:46:40,751 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:46:40,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:46:40,753 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:46:40,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 00:46:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:46:41,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 2959 conjuncts, 83 conjunts are in the unsatisfiable core [2021-10-13 00:46:41,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:46:42,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2021-10-13 00:46:45,052 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 00:46:45,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 9 [2021-10-13 00:46:45,718 INFO L354 Elim1Store]: treesize reduction 168, result has 18.0 percent of original size [2021-10-13 00:46:45,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 131 treesize of output 157 [2021-10-13 00:46:45,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:46:45,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 25 [2021-10-13 00:46:46,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:46:46,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 25 [2021-10-13 00:46:46,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:46:46,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 23 [2021-10-13 00:46:46,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:46:46,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 23 [2021-10-13 00:46:46,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:46:46,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 23 [2021-10-13 00:46:46,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:46:46,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 23 [2021-10-13 00:46:48,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:46:48,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 82 [2021-10-13 00:46:50,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:46:50,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 42 [2021-10-13 00:47:53,030 INFO L354 Elim1Store]: treesize reduction 318, result has 12.9 percent of original size [2021-10-13 00:47:53,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 371 treesize of output 234 [2021-10-13 00:47:55,363 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: No corresponding IProgramVar for aux_mod_ULTIMATE.start_memset_impl_~i~4_58 [2021-10-13 00:47:55,363 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-13 00:47:55,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2021-10-13 00:47:55,364 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814644672] [2021-10-13 00:47:55,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-10-13 00:47:55,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:47:55,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-10-13 00:47:55,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=834, Unknown=8, NotChecked=0, Total=930 [2021-10-13 00:47:55,366 INFO L87 Difference]: Start difference. First operand 232 states and 251 transitions. Second operand has 19 states, 19 states have (on average 4.684210526315789) internal successors, (89), 19 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:49:03,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:49:03,805 INFO L93 Difference]: Finished difference Result 538 states and 587 transitions. [2021-10-13 00:49:03,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-13 00:49:03,806 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 4.684210526315789) internal successors, (89), 19 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2021-10-13 00:49:03,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:49:03,809 INFO L225 Difference]: With dead ends: 538 [2021-10-13 00:49:03,809 INFO L226 Difference]: Without dead ends: 435 [2021-10-13 00:49:03,811 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 728 ImplicationChecksByTransitivity, 59189.8ms TimeCoverageRelationStatistics Valid=571, Invalid=2825, Unknown=26, NotChecked=0, Total=3422 [2021-10-13 00:49:03,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2021-10-13 00:49:03,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 241. [2021-10-13 00:49:03,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 235 states have (on average 1.1106382978723404) internal successors, (261), 240 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:49:03,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 261 transitions. [2021-10-13 00:49:03,832 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 261 transitions. Word has length 89 [2021-10-13 00:49:03,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:49:03,833 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 261 transitions. [2021-10-13 00:49:03,833 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 4.684210526315789) internal successors, (89), 19 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:49:03,833 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 261 transitions. [2021-10-13 00:49:03,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-10-13 00:49:03,835 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:49:03,835 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:49:03,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:49:04,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:49:04,061 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:49:04,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:49:04,062 INFO L82 PathProgramCache]: Analyzing trace with hash 870334954, now seen corresponding path program 2 times [2021-10-13 00:49:04,062 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:49:04,062 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92283215] [2021-10-13 00:49:04,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:49:04,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:49:10,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:49:13,260 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:49:13,260 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:49:13,261 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92283215] [2021-10-13 00:49:13,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92283215] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:49:13,261 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [978762381] [2021-10-13 00:49:13,261 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 00:49:13,261 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:49:13,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:49:13,282 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:49:13,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-13 00:54:51,262 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 00:54:51,262 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 00:54:51,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 2966 conjuncts, 80 conjunts are in the unsatisfiable core [2021-10-13 00:54:51,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:54:52,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2021-10-13 00:54:54,496 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 00:54:54,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 9 [2021-10-13 00:54:54,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:54:54,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 144 [2021-10-13 00:54:55,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:54:55,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 15 [2021-10-13 00:54:55,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:54:55,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 15 [2021-10-13 00:54:55,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:54:55,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-10-13 00:54:55,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:54:55,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-10-13 00:54:55,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:54:55,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-10-13 00:54:55,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:54:55,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-10-13 00:54:56,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:54:56,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 73 [2021-10-13 00:54:57,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:54:57,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 19 [2021-10-13 00:54:59,043 INFO L354 Elim1Store]: treesize reduction 494, result has 23.6 percent of original size [2021-10-13 00:54:59,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 7 new quantified variables, introduced 15 case distinctions, treesize of input 284 treesize of output 374 [2021-10-13 00:54:59,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:54:59,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:54:59,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:54:59,268 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 00:54:59,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 61 [2021-10-13 00:54:59,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:54:59,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:54:59,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:54:59,669 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 00:54:59,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 74 treesize of output 61 [2021-10-13 00:55:00,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:00,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:00,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 34 [2021-10-13 00:55:00,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:00,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:00,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 34 [2021-10-13 00:55:04,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:04,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:04,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:04,351 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 00:55:04,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 162 treesize of output 140 [2021-10-13 00:55:04,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:04,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:04,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:04,596 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 00:55:04,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 84 treesize of output 71 [2021-10-13 00:55:04,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:04,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:04,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 43 [2021-10-13 00:55:05,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:05,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:05,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 68 [2021-10-13 00:55:05,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:05,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:05,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:05,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:05,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 75 [2021-10-13 00:55:05,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:05,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:05,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:05,948 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-10-13 00:55:05,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 87 [2021-10-13 00:55:06,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:06,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:06,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 149 [2021-10-13 00:55:06,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:06,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:06,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:06,852 INFO L354 Elim1Store]: treesize reduction 15, result has 6.3 percent of original size [2021-10-13 00:55:06,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 233 treesize of output 168 [2021-10-13 00:55:07,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:07,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:07,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 00:55:07,457 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 00:55:07,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 212 treesize of output 172 [2021-10-13 00:55:11,267 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Possible infinite loop detected aux_mod_ULTIMATE.start_memset_impl_~i~4_58 already exists [2021-10-13 00:55:11,267 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-13 00:55:11,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2021-10-13 00:55:11,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473656532] [2021-10-13 00:55:11,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-10-13 00:55:11,268 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:55:11,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-10-13 00:55:11,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=950, Unknown=0, NotChecked=0, Total=1056 [2021-10-13 00:55:11,270 INFO L87 Difference]: Start difference. First operand 241 states and 261 transitions. Second operand has 20 states, 20 states have (on average 4.55) internal successors, (91), 20 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:55:33,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:55:33,778 INFO L93 Difference]: Finished difference Result 470 states and 511 transitions. [2021-10-13 00:55:33,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-10-13 00:55:33,779 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 4.55) internal successors, (91), 20 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 91 [2021-10-13 00:55:33,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:55:33,781 INFO L225 Difference]: With dead ends: 470 [2021-10-13 00:55:33,782 INFO L226 Difference]: Without dead ends: 367 [2021-10-13 00:55:33,784 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 784 ImplicationChecksByTransitivity, 7918.1ms TimeCoverageRelationStatistics Valid=631, Invalid=3029, Unknown=0, NotChecked=0, Total=3660 [2021-10-13 00:55:33,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2021-10-13 00:55:33,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 216. [2021-10-13 00:55:33,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 211 states have (on average 1.099526066350711) internal successors, (232), 215 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:55:33,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 232 transitions. [2021-10-13 00:55:33,802 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 232 transitions. Word has length 91 [2021-10-13 00:55:33,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:55:33,802 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 232 transitions. [2021-10-13 00:55:33,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 4.55) internal successors, (91), 20 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:55:33,803 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 232 transitions. [2021-10-13 00:55:33,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-13 00:55:33,805 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:55:33,805 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:55:33,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-10-13 00:55:34,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:55:34,021 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:55:34,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:55:34,022 INFO L82 PathProgramCache]: Analyzing trace with hash 308968320, now seen corresponding path program 1 times [2021-10-13 00:55:34,022 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:55:34,022 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268557298] [2021-10-13 00:55:34,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:55:34,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:55:37,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:55:38,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 00:55:38,432 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:55:38,432 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268557298] [2021-10-13 00:55:38,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268557298] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:55:38,432 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:55:38,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 00:55:38,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513046601] [2021-10-13 00:55:38,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 00:55:38,433 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:55:38,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 00:55:38,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:55:38,434 INFO L87 Difference]: Start difference. First operand 216 states and 232 transitions. Second operand has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:55:41,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:55:41,084 INFO L93 Difference]: Finished difference Result 216 states and 232 transitions. [2021-10-13 00:55:41,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 00:55:41,085 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 121 [2021-10-13 00:55:41,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:55:41,086 INFO L225 Difference]: With dead ends: 216 [2021-10-13 00:55:41,086 INFO L226 Difference]: Without dead ends: 214 [2021-10-13 00:55:41,087 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 337.4ms TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2021-10-13 00:55:41,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2021-10-13 00:55:41,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 214. [2021-10-13 00:55:41,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 210 states have (on average 1.0952380952380953) internal successors, (230), 213 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:55:41,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 230 transitions. [2021-10-13 00:55:41,100 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 230 transitions. Word has length 121 [2021-10-13 00:55:41,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:55:41,101 INFO L470 AbstractCegarLoop]: Abstraction has 214 states and 230 transitions. [2021-10-13 00:55:41,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:55:41,101 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 230 transitions. [2021-10-13 00:55:41,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-10-13 00:55:41,102 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:55:41,103 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:55:41,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-13 00:55:41,103 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:55:41,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:55:41,103 INFO L82 PathProgramCache]: Analyzing trace with hash 2097369736, now seen corresponding path program 1 times [2021-10-13 00:55:41,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:55:41,104 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551460722] [2021-10-13 00:55:41,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:55:41,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:55:41,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:55:41,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 00:55:41,600 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:55:41,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551460722] [2021-10-13 00:55:41,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551460722] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:55:41,601 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:55:41,601 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 00:55:41,601 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315008930] [2021-10-13 00:55:41,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 00:55:41,602 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:55:41,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 00:55:41,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:55:41,603 INFO L87 Difference]: Start difference. First operand 214 states and 230 transitions. Second operand has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 7 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:55:46,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:55:46,567 INFO L93 Difference]: Finished difference Result 244 states and 259 transitions. [2021-10-13 00:55:46,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 00:55:46,568 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 7 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-10-13 00:55:46,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:55:46,570 INFO L225 Difference]: With dead ends: 244 [2021-10-13 00:55:46,570 INFO L226 Difference]: Without dead ends: 217 [2021-10-13 00:55:46,571 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 263.7ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-10-13 00:55:46,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2021-10-13 00:55:46,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 212. [2021-10-13 00:55:46,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 208 states have (on average 1.0913461538461537) internal successors, (227), 211 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:55:46,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 227 transitions. [2021-10-13 00:55:46,586 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 227 transitions. Word has length 122 [2021-10-13 00:55:46,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:55:46,587 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 227 transitions. [2021-10-13 00:55:46,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 7 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:55:46,588 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 227 transitions. [2021-10-13 00:55:46,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-10-13 00:55:46,589 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:55:46,590 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:55:46,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-10-13 00:55:46,590 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:55:46,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:55:46,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1839204298, now seen corresponding path program 1 times [2021-10-13 00:55:46,591 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:55:46,591 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362233299] [2021-10-13 00:55:46,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:55:46,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:55:50,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:55:51,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:55:51,345 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:55:51,345 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362233299] [2021-10-13 00:55:51,345 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362233299] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:55:51,345 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [450265937] [2021-10-13 00:55:51,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:55:51,346 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:55:51,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:55:51,347 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:55:51,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-13 00:55:52,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:55:52,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 3072 conjuncts, 47 conjunts are in the unsatisfiable core [2021-10-13 00:55:52,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:55:53,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-13 00:55:54,353 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-10-13 00:55:54,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 10 [2021-10-13 00:55:54,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 00:55:54,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [450265937] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:55:54,573 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 00:55:54,573 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [16] total 23 [2021-10-13 00:55:54,573 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190319733] [2021-10-13 00:55:54,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-13 00:55:54,574 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:55:54,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-13 00:55:54,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=438, Unknown=0, NotChecked=0, Total=506 [2021-10-13 00:55:54,575 INFO L87 Difference]: Start difference. First operand 212 states and 227 transitions. Second operand has 9 states, 9 states have (on average 13.555555555555555) internal successors, (122), 9 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:00,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:56:00,096 INFO L93 Difference]: Finished difference Result 278 states and 299 transitions. [2021-10-13 00:56:00,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 00:56:00,097 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.555555555555555) internal successors, (122), 9 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-10-13 00:56:00,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:56:00,098 INFO L225 Difference]: With dead ends: 278 [2021-10-13 00:56:00,099 INFO L226 Difference]: Without dead ends: 213 [2021-10-13 00:56:00,099 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 1858.6ms TimeCoverageRelationStatistics Valid=103, Invalid=653, Unknown=0, NotChecked=0, Total=756 [2021-10-13 00:56:00,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2021-10-13 00:56:00,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 182. [2021-10-13 00:56:00,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 178 states have (on average 1.095505617977528) internal successors, (195), 181 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:00,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 195 transitions. [2021-10-13 00:56:00,109 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 195 transitions. Word has length 122 [2021-10-13 00:56:00,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:56:00,110 INFO L470 AbstractCegarLoop]: Abstraction has 182 states and 195 transitions. [2021-10-13 00:56:00,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.555555555555555) internal successors, (122), 9 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:00,110 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 195 transitions. [2021-10-13 00:56:00,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-13 00:56:00,112 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:56:00,113 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:56:00,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-13 00:56:00,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:56:00,329 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:56:00,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:56:00,330 INFO L82 PathProgramCache]: Analyzing trace with hash 948808923, now seen corresponding path program 1 times [2021-10-13 00:56:00,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:56:00,330 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478622028] [2021-10-13 00:56:00,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:56:00,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:56:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:56:04,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:56:04,466 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:56:04,466 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478622028] [2021-10-13 00:56:04,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478622028] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:56:04,467 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:56:04,467 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-10-13 00:56:04,467 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877752341] [2021-10-13 00:56:04,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-13 00:56:04,467 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:56:04,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-13 00:56:04,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-10-13 00:56:04,468 INFO L87 Difference]: Start difference. First operand 182 states and 195 transitions. Second operand has 11 states, 11 states have (on average 11.363636363636363) internal successors, (125), 11 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:09,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:56:09,702 INFO L93 Difference]: Finished difference Result 281 states and 303 transitions. [2021-10-13 00:56:09,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-13 00:56:09,702 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 11.363636363636363) internal successors, (125), 11 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 125 [2021-10-13 00:56:09,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:56:09,704 INFO L225 Difference]: With dead ends: 281 [2021-10-13 00:56:09,704 INFO L226 Difference]: Without dead ends: 233 [2021-10-13 00:56:09,704 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 762.8ms TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2021-10-13 00:56:09,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2021-10-13 00:56:09,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 225. [2021-10-13 00:56:09,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 221 states have (on average 1.090497737556561) internal successors, (241), 224 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:09,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 241 transitions. [2021-10-13 00:56:09,723 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 241 transitions. Word has length 125 [2021-10-13 00:56:09,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:56:09,723 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 241 transitions. [2021-10-13 00:56:09,724 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 11.363636363636363) internal successors, (125), 11 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:09,724 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 241 transitions. [2021-10-13 00:56:09,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-13 00:56:09,725 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:56:09,725 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:56:09,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-10-13 00:56:09,726 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:56:09,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:56:09,727 INFO L82 PathProgramCache]: Analyzing trace with hash -740134819, now seen corresponding path program 1 times [2021-10-13 00:56:09,727 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:56:09,727 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495139769] [2021-10-13 00:56:09,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:56:09,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:56:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:56:14,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:56:14,636 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:56:14,636 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495139769] [2021-10-13 00:56:14,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495139769] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:56:14,636 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:56:14,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-13 00:56:14,637 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130194886] [2021-10-13 00:56:14,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-13 00:56:14,637 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:56:14,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-13 00:56:14,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-10-13 00:56:14,638 INFO L87 Difference]: Start difference. First operand 225 states and 241 transitions. Second operand has 10 states, 10 states have (on average 12.5) internal successors, (125), 10 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:17,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:56:17,908 INFO L93 Difference]: Finished difference Result 249 states and 264 transitions. [2021-10-13 00:56:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-13 00:56:17,909 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 12.5) internal successors, (125), 10 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 125 [2021-10-13 00:56:17,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:56:17,911 INFO L225 Difference]: With dead ends: 249 [2021-10-13 00:56:17,911 INFO L226 Difference]: Without dead ends: 224 [2021-10-13 00:56:17,911 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 672.7ms TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2021-10-13 00:56:17,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2021-10-13 00:56:17,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 222. [2021-10-13 00:56:17,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 218 states have (on average 1.0871559633027523) internal successors, (237), 221 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:17,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 237 transitions. [2021-10-13 00:56:17,925 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 237 transitions. Word has length 125 [2021-10-13 00:56:17,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:56:17,926 INFO L470 AbstractCegarLoop]: Abstraction has 222 states and 237 transitions. [2021-10-13 00:56:17,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.5) internal successors, (125), 10 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:17,926 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 237 transitions. [2021-10-13 00:56:17,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-13 00:56:17,927 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:56:17,928 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:56:17,928 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-10-13 00:56:17,928 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:56:17,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:56:17,929 INFO L82 PathProgramCache]: Analyzing trace with hash 2121822295, now seen corresponding path program 1 times [2021-10-13 00:56:17,929 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:56:17,930 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976248006] [2021-10-13 00:56:17,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:56:17,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:56:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:56:18,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:56:18,643 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:56:18,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976248006] [2021-10-13 00:56:18,643 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976248006] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:56:18,643 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:56:18,643 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 00:56:18,643 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502741663] [2021-10-13 00:56:18,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 00:56:18,644 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:56:18,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 00:56:18,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:56:18,646 INFO L87 Difference]: Start difference. First operand 222 states and 237 transitions. Second operand has 7 states, 7 states have (on average 17.857142857142858) internal successors, (125), 7 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:23,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:56:23,709 INFO L93 Difference]: Finished difference Result 246 states and 260 transitions. [2021-10-13 00:56:23,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-13 00:56:23,710 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.857142857142858) internal successors, (125), 7 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 125 [2021-10-13 00:56:23,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:56:23,712 INFO L225 Difference]: With dead ends: 246 [2021-10-13 00:56:23,712 INFO L226 Difference]: Without dead ends: 224 [2021-10-13 00:56:23,712 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 353.6ms TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2021-10-13 00:56:23,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2021-10-13 00:56:23,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 222. [2021-10-13 00:56:23,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 218 states have (on average 1.0825688073394495) internal successors, (236), 221 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:23,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 236 transitions. [2021-10-13 00:56:23,725 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 236 transitions. Word has length 125 [2021-10-13 00:56:23,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:56:23,726 INFO L470 AbstractCegarLoop]: Abstraction has 222 states and 236 transitions. [2021-10-13 00:56:23,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.857142857142858) internal successors, (125), 7 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:23,727 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 236 transitions. [2021-10-13 00:56:23,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-10-13 00:56:23,728 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:56:23,728 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:56:23,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-10-13 00:56:23,729 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:56:23,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:56:23,730 INFO L82 PathProgramCache]: Analyzing trace with hash -2084150001, now seen corresponding path program 1 times [2021-10-13 00:56:23,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:56:23,730 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701285816] [2021-10-13 00:56:23,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:56:23,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:56:26,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:56:27,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:56:27,693 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:56:27,693 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701285816] [2021-10-13 00:56:27,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701285816] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:56:27,693 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:56:27,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-13 00:56:27,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325368451] [2021-10-13 00:56:27,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 00:56:27,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:56:27,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 00:56:27,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:56:27,696 INFO L87 Difference]: Start difference. First operand 222 states and 236 transitions. Second operand has 8 states, 8 states have (on average 15.75) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:30,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:56:30,376 INFO L93 Difference]: Finished difference Result 222 states and 236 transitions. [2021-10-13 00:56:30,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 00:56:30,376 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.75) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2021-10-13 00:56:30,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:56:30,378 INFO L225 Difference]: With dead ends: 222 [2021-10-13 00:56:30,378 INFO L226 Difference]: Without dead ends: 220 [2021-10-13 00:56:30,379 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 434.6ms TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2021-10-13 00:56:30,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2021-10-13 00:56:30,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 220. [2021-10-13 00:56:30,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 217 states have (on average 1.0783410138248848) internal successors, (234), 219 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:30,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 234 transitions. [2021-10-13 00:56:30,398 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 234 transitions. Word has length 126 [2021-10-13 00:56:30,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:56:30,399 INFO L470 AbstractCegarLoop]: Abstraction has 220 states and 234 transitions. [2021-10-13 00:56:30,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.75) internal successors, (126), 8 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:30,399 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 234 transitions. [2021-10-13 00:56:30,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-10-13 00:56:30,400 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:56:30,401 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:56:30,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-10-13 00:56:30,401 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:56:30,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:56:30,402 INFO L82 PathProgramCache]: Analyzing trace with hash -730488272, now seen corresponding path program 1 times [2021-10-13 00:56:30,402 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:56:30,403 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372724711] [2021-10-13 00:56:30,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:56:30,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:56:30,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:56:31,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:56:31,068 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:56:31,068 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372724711] [2021-10-13 00:56:31,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372724711] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:56:31,069 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:56:31,069 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 00:56:31,069 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360667889] [2021-10-13 00:56:31,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 00:56:31,070 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:56:31,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 00:56:31,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:56:31,071 INFO L87 Difference]: Start difference. First operand 220 states and 234 transitions. Second operand has 6 states, 6 states have (on average 21.166666666666668) internal successors, (127), 6 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:36,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:56:36,005 INFO L93 Difference]: Finished difference Result 251 states and 264 transitions. [2021-10-13 00:56:36,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-13 00:56:36,006 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.166666666666668) internal successors, (127), 6 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 127 [2021-10-13 00:56:36,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:56:36,007 INFO L225 Difference]: With dead ends: 251 [2021-10-13 00:56:36,007 INFO L226 Difference]: Without dead ends: 230 [2021-10-13 00:56:36,008 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 251.5ms TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2021-10-13 00:56:36,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2021-10-13 00:56:36,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 212. [2021-10-13 00:56:36,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 210 states have (on average 1.0714285714285714) internal successors, (225), 211 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:36,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 225 transitions. [2021-10-13 00:56:36,024 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 225 transitions. Word has length 127 [2021-10-13 00:56:36,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:56:36,024 INFO L470 AbstractCegarLoop]: Abstraction has 212 states and 225 transitions. [2021-10-13 00:56:36,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.166666666666668) internal successors, (127), 6 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:36,025 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 225 transitions. [2021-10-13 00:56:36,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-10-13 00:56:36,026 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:56:36,026 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:56:36,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-10-13 00:56:36,027 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:56:36,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:56:36,028 INFO L82 PathProgramCache]: Analyzing trace with hash -1413251535, now seen corresponding path program 1 times [2021-10-13 00:56:36,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:56:36,028 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432029107] [2021-10-13 00:56:36,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:56:36,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:56:36,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:56:36,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:56:36,999 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:56:36,999 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432029107] [2021-10-13 00:56:36,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432029107] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:56:36,999 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:56:37,000 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-13 00:56:37,000 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242620203] [2021-10-13 00:56:37,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 00:56:37,000 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:56:37,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 00:56:37,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:56:37,001 INFO L87 Difference]: Start difference. First operand 212 states and 225 transitions. Second operand has 8 states, 8 states have (on average 16.0) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:39,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:56:39,803 INFO L93 Difference]: Finished difference Result 212 states and 225 transitions. [2021-10-13 00:56:39,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 00:56:39,803 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.0) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 128 [2021-10-13 00:56:39,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:56:39,807 INFO L225 Difference]: With dead ends: 212 [2021-10-13 00:56:39,807 INFO L226 Difference]: Without dead ends: 210 [2021-10-13 00:56:39,809 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 494.9ms TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-10-13 00:56:39,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2021-10-13 00:56:39,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210. [2021-10-13 00:56:39,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 209 states have (on average 1.0669856459330143) internal successors, (223), 209 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:39,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 223 transitions. [2021-10-13 00:56:39,829 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 223 transitions. Word has length 128 [2021-10-13 00:56:39,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:56:39,829 INFO L470 AbstractCegarLoop]: Abstraction has 210 states and 223 transitions. [2021-10-13 00:56:39,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.0) internal successors, (128), 8 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:39,830 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 223 transitions. [2021-10-13 00:56:39,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-10-13 00:56:39,831 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:56:39,832 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:56:39,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-10-13 00:56:39,832 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-13 00:56:39,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:56:39,833 INFO L82 PathProgramCache]: Analyzing trace with hash -924919821, now seen corresponding path program 1 times [2021-10-13 00:56:39,833 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:56:39,834 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148359525] [2021-10-13 00:56:39,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:56:39,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:56:44,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:56:44,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:56:44,567 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:56:44,567 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148359525] [2021-10-13 00:56:44,567 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148359525] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:56:44,567 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:56:44,568 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 00:56:44,568 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727780080] [2021-10-13 00:56:44,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 00:56:44,568 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:56:44,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 00:56:44,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:56:44,569 INFO L87 Difference]: Start difference. First operand 210 states and 223 transitions. Second operand has 7 states, 7 states have (on average 18.571428571428573) internal successors, (130), 7 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:47,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:56:47,189 INFO L93 Difference]: Finished difference Result 210 states and 223 transitions. [2021-10-13 00:56:47,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 00:56:47,190 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.571428571428573) internal successors, (130), 7 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2021-10-13 00:56:47,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:56:47,190 INFO L225 Difference]: With dead ends: 210 [2021-10-13 00:56:47,191 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 00:56:47,191 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 279.7ms TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-10-13 00:56:47,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 00:56:47,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 00:56:47,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:47,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:56:47,192 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 130 [2021-10-13 00:56:47,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:56:47,193 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:56:47,193 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.571428571428573) internal successors, (130), 7 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:56:47,193 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:56:47,193 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 00:56:47,195 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:56:47,196 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:56:47,196 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:56:47,197 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:56:47,197 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:56:47,197 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:56:47,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-10-13 00:56:47,200 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 00:56:47,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:47,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:47,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:47,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:47,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:47,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:47,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:47,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:47,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:47,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:47,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:47,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:47,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:47,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:56:54,426 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,427 INFO L857 garLoopResultBuilder]: For program point L6609(lines 6609 6614) no Hoare annotation was computed. [2021-10-13 00:56:54,427 INFO L857 garLoopResultBuilder]: For program point L6610(lines 6610 6612) no Hoare annotation was computed. [2021-10-13 00:56:54,427 INFO L857 garLoopResultBuilder]: For program point L6610-2(lines 6610 6612) no Hoare annotation was computed. [2021-10-13 00:56:54,427 INFO L857 garLoopResultBuilder]: For program point L7205-2(lines 7205 7207) no Hoare annotation was computed. [2021-10-13 00:56:54,427 INFO L857 garLoopResultBuilder]: For program point L7205(line 7205) no Hoare annotation was computed. [2021-10-13 00:56:54,427 INFO L857 garLoopResultBuilder]: For program point L7205-4(lines 7205 7207) no Hoare annotation was computed. [2021-10-13 00:56:54,428 INFO L853 garLoopResultBuilder]: At program point L6880(lines 6876 6881) the Hoare annotation is: (and (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset| 0) (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| |ULTIMATE.start_bounded_malloc_#res.base|)) (not (= (select |#valid| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) 0)) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| 0)) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base) (= ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED (+ ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 4))) [2021-10-13 00:56:54,428 INFO L857 garLoopResultBuilder]: For program point L8763(lines 8763 8784) no Hoare annotation was computed. [2021-10-13 00:56:54,428 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,428 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,428 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-10-13 00:56:54,428 INFO L857 garLoopResultBuilder]: For program point L210-1(lines 210 212) no Hoare annotation was computed. [2021-10-13 00:56:54,428 INFO L857 garLoopResultBuilder]: For program point L210-2(lines 210 212) no Hoare annotation was computed. [2021-10-13 00:56:54,429 INFO L857 garLoopResultBuilder]: For program point L210-3(lines 210 212) no Hoare annotation was computed. [2021-10-13 00:56:54,429 INFO L857 garLoopResultBuilder]: For program point L210-4(lines 210 212) no Hoare annotation was computed. [2021-10-13 00:56:54,429 INFO L857 garLoopResultBuilder]: For program point L210-5(lines 7115 7119) no Hoare annotation was computed. [2021-10-13 00:56:54,429 INFO L857 garLoopResultBuilder]: For program point L210-6(lines 210 212) no Hoare annotation was computed. [2021-10-13 00:56:54,430 INFO L857 garLoopResultBuilder]: For program point L210-7(lines 210 212) no Hoare annotation was computed. [2021-10-13 00:56:54,431 INFO L857 garLoopResultBuilder]: For program point L210-8(lines 210 212) no Hoare annotation was computed. [2021-10-13 00:56:54,431 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,432 INFO L857 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-10-13 00:56:54,432 INFO L857 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-10-13 00:56:54,433 INFO L857 garLoopResultBuilder]: For program point L211-4(line 211) no Hoare annotation was computed. [2021-10-13 00:56:54,433 INFO L857 garLoopResultBuilder]: For program point L7181-3(line 7181) no Hoare annotation was computed. [2021-10-13 00:56:54,433 INFO L857 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-10-13 00:56:54,433 INFO L857 garLoopResultBuilder]: For program point L7115(lines 7115 7119) no Hoare annotation was computed. [2021-10-13 00:56:54,433 INFO L857 garLoopResultBuilder]: For program point L7181-1(line 7181) no Hoare annotation was computed. [2021-10-13 00:56:54,433 INFO L857 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2021-10-13 00:56:54,433 INFO L857 garLoopResultBuilder]: For program point L7181(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,433 INFO L857 garLoopResultBuilder]: For program point L7181-7(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,433 INFO L857 garLoopResultBuilder]: For program point L211-10(line 211) no Hoare annotation was computed. [2021-10-13 00:56:54,433 INFO L857 garLoopResultBuilder]: For program point L7181-6(lines 7181 7182) no Hoare annotation was computed. [2021-10-13 00:56:54,434 INFO L857 garLoopResultBuilder]: For program point L211-12(line 211) no Hoare annotation was computed. [2021-10-13 00:56:54,434 INFO L857 garLoopResultBuilder]: For program point L7181-4(lines 7181 7182) no Hoare annotation was computed. [2021-10-13 00:56:54,434 INFO L857 garLoopResultBuilder]: For program point L7181-11(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,434 INFO L857 garLoopResultBuilder]: For program point L211-14(line 211) no Hoare annotation was computed. [2021-10-13 00:56:54,434 INFO L853 garLoopResultBuilder]: At program point L6884(lines 6883 6885) the Hoare annotation is: (and (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset| 0) (not (= (select |#valid| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) 0)) (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| 0)) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base) (= ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED (+ ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 4))) [2021-10-13 00:56:54,434 INFO L857 garLoopResultBuilder]: For program point L7181-9(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,434 INFO L857 garLoopResultBuilder]: For program point L211-16(line 211) no Hoare annotation was computed. [2021-10-13 00:56:54,434 INFO L857 garLoopResultBuilder]: For program point L7181-14(line 7181) no Hoare annotation was computed. [2021-10-13 00:56:54,434 INFO L857 garLoopResultBuilder]: For program point L7181-13(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,435 INFO L853 garLoopResultBuilder]: At program point L7181-12(lines 7179 7185) the Hoare annotation is: (let ((.cse9 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED))) (let ((.cse0 (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset 0)) (.cse1 (not (= .cse9 0))) (.cse2 (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0))) (.cse3 (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base)) (.cse4 (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| 0))) (.cse5 (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base)) (.cse6 (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset| ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset)) (.cse7 (= ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED (+ ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 4)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 0) .cse5 .cse6 (<= 0 |ULTIMATE.start_aws_byte_buf_is_valid_#res|) .cse7) (and (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| |ULTIMATE.start_bounded_malloc_#res.base|)) .cse0 (not (= (select |#valid| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) 0)) .cse1 .cse2 .cse3 (let ((.cse8 (select (select |#memory_int| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base) (+ ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset 12)))) (<= .cse8 (+ 4294967295 (* 4294967296 (div (+ .cse8 (- 1)) 4294967296))))) .cse4 (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| .cse9)) .cse5 .cse6 .cse7)))) [2021-10-13 00:56:54,435 INFO L857 garLoopResultBuilder]: For program point L7181-19(lines 7181 7182) no Hoare annotation was computed. [2021-10-13 00:56:54,435 INFO L857 garLoopResultBuilder]: For program point L7181-17(lines 7181 7182) no Hoare annotation was computed. [2021-10-13 00:56:54,435 INFO L857 garLoopResultBuilder]: For program point L7181-16(line 7181) no Hoare annotation was computed. [2021-10-13 00:56:54,435 INFO L857 garLoopResultBuilder]: For program point L7181-22(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,435 INFO L857 garLoopResultBuilder]: For program point L7181-20(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,435 INFO L857 garLoopResultBuilder]: For program point L7181-27(line 7181) no Hoare annotation was computed. [2021-10-13 00:56:54,435 INFO L857 garLoopResultBuilder]: For program point L7181-26(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,435 INFO L853 garLoopResultBuilder]: At program point L7181-25(lines 7179 7185) the Hoare annotation is: (let ((.cse1 (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0))) (.cse2 (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base)) (.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED)) (.cse3 (not (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base 0))) (.cse4 (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base)) (.cse5 (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset| ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset)) (.cse6 (= ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED (+ ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 4)))) (or (and (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset 0) (not (= .cse0 0)) .cse1 .cse2 (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| 0)) (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 0) .cse3 .cse4 .cse5 (<= 0 |ULTIMATE.start_aws_byte_buf_is_valid_#res|) .cse6) (and (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| |ULTIMATE.start_bounded_malloc_#res.base|)) (not (= (select |#valid| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) 0)) .cse1 .cse2 (let ((.cse7 (select (select |#memory_int| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base) (+ ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset 12)))) (<= .cse7 (+ 4294967295 (* 4294967296 (div (+ .cse7 (- 1)) 4294967296))))) (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| .cse0)) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset 0) .cse3 .cse4 .cse5 (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset|) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base) ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED) 0)) .cse6))) [2021-10-13 00:56:54,435 INFO L857 garLoopResultBuilder]: For program point L7181-24(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,436 INFO L857 garLoopResultBuilder]: For program point L7181-30(lines 7181 7182) no Hoare annotation was computed. [2021-10-13 00:56:54,436 INFO L857 garLoopResultBuilder]: For program point L7181-29(line 7181) no Hoare annotation was computed. [2021-10-13 00:56:54,436 INFO L857 garLoopResultBuilder]: For program point L7181-35(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,436 INFO L857 garLoopResultBuilder]: For program point L7181-33(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,436 INFO L857 garLoopResultBuilder]: For program point L7181-32(lines 7181 7182) no Hoare annotation was computed. [2021-10-13 00:56:54,436 INFO L857 garLoopResultBuilder]: For program point L7181-39(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,436 INFO L853 garLoopResultBuilder]: At program point L7181-38(lines 7179 7185) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset| 0)) (.cse1 (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0))) (.cse2 (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base)) (.cse3 (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base 0)))) (or (and .cse0 (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| |ULTIMATE.start_bounded_malloc_#res.base|)) (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset 0) (not (= (select |#valid| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) 0)) .cse1 (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0) .cse2 (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset|) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) (+ ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset 4)))) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base) .cse3 (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base) ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED) 0)) (let ((.cse4 (select (select |#memory_int| ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) 12))) (<= .cse4 (+ 4294967295 (* 4294967296 (div (+ (- 1) .cse4) 4294967296)))))) (and .cse0 (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED) 0)) .cse1 (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| 0)) (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 0) (not (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base 0)) .cse2 (<= 0 |ULTIMATE.start_aws_byte_buf_is_valid_#res|) .cse3 (= ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED (+ ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 4))))) [2021-10-13 00:56:54,436 INFO L857 garLoopResultBuilder]: For program point L7181-37(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,436 INFO L857 garLoopResultBuilder]: For program point L7181-43(lines 7181 7182) no Hoare annotation was computed. [2021-10-13 00:56:54,436 INFO L857 garLoopResultBuilder]: For program point L7181-42(line 7181) no Hoare annotation was computed. [2021-10-13 00:56:54,437 INFO L857 garLoopResultBuilder]: For program point L7181-40(line 7181) no Hoare annotation was computed. [2021-10-13 00:56:54,437 INFO L857 garLoopResultBuilder]: For program point L7181-46(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,437 INFO L857 garLoopResultBuilder]: For program point L7181-45(lines 7181 7182) no Hoare annotation was computed. [2021-10-13 00:56:54,437 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,437 INFO L853 garLoopResultBuilder]: At program point L7181-51(lines 7179 7185) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| |ULTIMATE.start_bounded_malloc_#res.base|)) (not (= (select |#valid| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) 0)) (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.base ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset) (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 1) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset|) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) (+ ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset 4)))) (<= 1 |ULTIMATE.start_aws_byte_buf_is_valid_#res|) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base 0)) (= (select (select |#memory_int| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base) ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset) 0) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base ULTIMATE.start_memset_impl_~s.base)) (let ((.cse0 (select (select |#memory_int| ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) 12))) (<= .cse0 (+ 4294967295 (* 4294967296 (div (+ (- 1) .cse0) 4294967296)))))) [2021-10-13 00:56:54,437 INFO L857 garLoopResultBuilder]: For program point L7181-50(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,437 INFO L857 garLoopResultBuilder]: For program point L7181-48(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,437 INFO L857 garLoopResultBuilder]: For program point L7181-55(line 7181) no Hoare annotation was computed. [2021-10-13 00:56:54,437 INFO L857 garLoopResultBuilder]: For program point L7181-53(line 7181) no Hoare annotation was computed. [2021-10-13 00:56:54,438 INFO L857 garLoopResultBuilder]: For program point L7181-52(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,438 INFO L857 garLoopResultBuilder]: For program point L7181-59(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,438 INFO L857 garLoopResultBuilder]: For program point L7181-58(lines 7181 7182) no Hoare annotation was computed. [2021-10-13 00:56:54,438 INFO L857 garLoopResultBuilder]: For program point L7181-56(lines 7181 7182) no Hoare annotation was computed. [2021-10-13 00:56:54,438 INFO L857 garLoopResultBuilder]: For program point L7181-63(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,438 INFO L857 garLoopResultBuilder]: For program point L7181-61(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,438 INFO L853 garLoopResultBuilder]: At program point L7117-3(lines 7117 7118) the Hoare annotation is: (and (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset| 0) (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| |ULTIMATE.start_bounded_malloc_#res.base|)) (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset 0) (not (= (select |#valid| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) 0)) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base) (not (= ULTIMATE.start_memset_impl_~sp~0.base ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base)) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset|) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) (+ ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset 4)))) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base 0)) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base ULTIMATE.start_memset_impl_~s.base)) (= ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED (+ ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 4)) (let ((.cse0 (select (select |#memory_int| ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) 12))) (<= .cse0 (+ 4294967295 (* 4294967296 (div (+ (- 1) .cse0) 4294967296)))))) [2021-10-13 00:56:54,438 INFO L857 garLoopResultBuilder]: For program point L7117-2(lines 7117 7118) no Hoare annotation was computed. [2021-10-13 00:56:54,438 INFO L857 garLoopResultBuilder]: For program point L7181-66(line 7181) no Hoare annotation was computed. [2021-10-13 00:56:54,438 INFO L857 garLoopResultBuilder]: For program point L7181-65(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,439 INFO L853 garLoopResultBuilder]: At program point L7181-64(lines 7179 7185) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0))) (.cse1 (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base)) (.cse2 (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base 0))) (.cse3 (= ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED (+ ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 4)))) (or (and (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset| 0) .cse0 (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| 0)) (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 0) (not (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base 0)) .cse1 (<= 0 |ULTIMATE.start_aws_byte_buf_is_valid_#res|) .cse2 .cse3) (and (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| |ULTIMATE.start_bounded_malloc_#res.base|)) (not (= (select |#valid| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) 0)) (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.base ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base) (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset 0) .cse0 (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) .cse1 (= (select (select |#memory_int| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base) ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset) 0) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset|) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) (+ ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset 4)))) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base) .cse2 (= ULTIMATE.start_aws_byte_buf_clean_up_~buf.base |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) (= ULTIMATE.start_aws_byte_buf_clean_up_~buf.offset 0) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base ULTIMATE.start_memset_impl_~s.base)) .cse3 (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset ULTIMATE.start_aws_byte_buf_clean_up_~buf.offset) (let ((.cse4 (select (select |#memory_int| ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) 12))) (<= .cse4 (+ 4294967295 (* 4294967296 (div (+ (- 1) .cse4) 4294967296)))))))) [2021-10-13 00:56:54,439 INFO L857 garLoopResultBuilder]: For program point L7181-71(lines 7181 7182) no Hoare annotation was computed. [2021-10-13 00:56:54,440 INFO L857 garLoopResultBuilder]: For program point L7181-69(lines 7181 7182) no Hoare annotation was computed. [2021-10-13 00:56:54,440 INFO L857 garLoopResultBuilder]: For program point L7181-68(line 7181) no Hoare annotation was computed. [2021-10-13 00:56:54,440 INFO L857 garLoopResultBuilder]: For program point L7181-74(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,440 INFO L857 garLoopResultBuilder]: For program point L7181-72(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,440 INFO L853 garLoopResultBuilder]: At program point L7181-77(lines 7179 7185) the Hoare annotation is: (let ((.cse0 (+ 16 |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset|)) (.cse1 (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|))) (and (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| |ULTIMATE.start_bounded_malloc_#res.base|)) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) .cse0) 0) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) (= (select (select |#memory_int| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) (+ |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset| 12)) 0) (= ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 0) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base) (= (select (select |#memory_$Pointer$.offset| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base) (+ ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset 4)) 0) (= (select .cse1 .cse0) 0) (= (select .cse1 (+ |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset| 4)) 0) (<= |ULTIMATE.start_aws_byte_buf_is_valid_#res| 1) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset| ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset|) (<= 1 |ULTIMATE.start_aws_byte_buf_is_valid_#res|) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base 0)) (= ULTIMATE.start_aws_byte_buf_clean_up_~buf.base |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) (= ULTIMATE.start_aws_byte_buf_clean_up_~buf.offset 0) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset ULTIMATE.start_aws_byte_buf_clean_up_~buf.offset) (= (select (select |#memory_int| ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base) ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset) 0))) [2021-10-13 00:56:54,440 INFO L857 garLoopResultBuilder]: For program point L7181-76(lines 7181 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,440 INFO L857 garLoopResultBuilder]: For program point L7184-2(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,440 INFO L857 garLoopResultBuilder]: For program point L7184(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,440 INFO L857 garLoopResultBuilder]: For program point L7184-6(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,441 INFO L857 garLoopResultBuilder]: For program point L7184-4(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,441 INFO L857 garLoopResultBuilder]: For program point L7184-3(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,441 INFO L857 garLoopResultBuilder]: For program point L7184-9(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,441 INFO L857 garLoopResultBuilder]: For program point L7184-8(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,441 INFO L857 garLoopResultBuilder]: For program point L7184-13(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,441 INFO L857 garLoopResultBuilder]: For program point L7184-12(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,441 INFO L857 garLoopResultBuilder]: For program point L7184-11(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,441 INFO L857 garLoopResultBuilder]: For program point L7184-18(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,441 INFO L857 garLoopResultBuilder]: For program point L7184-17(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,441 INFO L857 garLoopResultBuilder]: For program point L7184-15(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,441 INFO L857 garLoopResultBuilder]: For program point L7184-22(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,441 INFO L857 garLoopResultBuilder]: For program point L7184-21(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,442 INFO L857 garLoopResultBuilder]: For program point L7184-20(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,442 INFO L857 garLoopResultBuilder]: For program point L7184-26(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,442 INFO L857 garLoopResultBuilder]: For program point L7184-24(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,442 INFO L857 garLoopResultBuilder]: For program point L7184-30(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,442 INFO L857 garLoopResultBuilder]: For program point L7218(lines 7218 7225) no Hoare annotation was computed. [2021-10-13 00:56:54,442 INFO L857 garLoopResultBuilder]: For program point L7184-29(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,442 INFO L857 garLoopResultBuilder]: For program point L7184-27(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,442 INFO L857 garLoopResultBuilder]: For program point L7184-33(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,442 INFO L857 garLoopResultBuilder]: For program point L7184-31(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,442 INFO L857 garLoopResultBuilder]: For program point L7184-38(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,442 INFO L857 garLoopResultBuilder]: For program point L7184-36(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,442 INFO L857 garLoopResultBuilder]: For program point L7184-35(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,443 INFO L857 garLoopResultBuilder]: For program point L7184-42(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,443 INFO L857 garLoopResultBuilder]: For program point L7184-40(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,443 INFO L857 garLoopResultBuilder]: For program point L7184-39(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,443 INFO L857 garLoopResultBuilder]: For program point L7184-45(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,443 INFO L857 garLoopResultBuilder]: For program point L7184-44(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,443 INFO L857 garLoopResultBuilder]: For program point L7184-49(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,443 INFO L857 garLoopResultBuilder]: For program point L7184-48(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,443 INFO L857 garLoopResultBuilder]: For program point L7184-47(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,443 INFO L857 garLoopResultBuilder]: For program point L7184-53(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,443 INFO L857 garLoopResultBuilder]: For program point L7184-51(line 7184) no Hoare annotation was computed. [2021-10-13 00:56:54,444 INFO L853 garLoopResultBuilder]: At program point L7120(lines 7113 7121) the Hoare annotation is: (and (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset| 0) (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| |ULTIMATE.start_bounded_malloc_#res.base|)) (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset 0) (not (= (select |#valid| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) 0)) (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.base ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base) (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base) (let ((.cse0 (select (select |#memory_int| ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) (+ ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset 12)))) (<= .cse0 (+ 4294967295 (* 4294967296 (div (+ (- 1) .cse0) 4294967296))))) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) (+ ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset 4)))) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base 0)) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base ULTIMATE.start_memset_impl_~s.base)) (= ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED (+ ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 4))) [2021-10-13 00:56:54,444 INFO L857 garLoopResultBuilder]: For program point L7220-2(lines 7220 7222) no Hoare annotation was computed. [2021-10-13 00:56:54,444 INFO L857 garLoopResultBuilder]: For program point L7220(lines 7220 7222) no Hoare annotation was computed. [2021-10-13 00:56:54,444 INFO L857 garLoopResultBuilder]: For program point L7055(lines 7055 7068) no Hoare annotation was computed. [2021-10-13 00:56:54,444 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 00:56:54,444 INFO L853 garLoopResultBuilder]: At program point L7124(lines 7123 7125) the Hoare annotation is: (and (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset| 0) (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| |ULTIMATE.start_bounded_malloc_#res.base|)) (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.offset 0) (not (= (select |#valid| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) 0)) (= ULTIMATE.start_aws_byte_buf_is_valid_~buf.base ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base) (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.offset ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_aws_byte_buf_is_valid_~buf.base) (= ULTIMATE.start_aws_byte_buf_clean_up_secure_~buf.base ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base) (let ((.cse0 (select (select |#memory_int| ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) (+ ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset 12)))) (<= .cse0 (+ 4294967295 (* 4294967296 (div (+ (- 1) .cse0) 4294967296))))) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base) (+ ULTIMATE.start_aws_byte_buf_secure_zero_~buf.offset 4)))) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base 0)) (not (= ULTIMATE.start_aws_byte_buf_secure_zero_~buf.base ULTIMATE.start_memset_impl_~s.base)) (= ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED (+ ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 4))) [2021-10-13 00:56:54,444 INFO L857 garLoopResultBuilder]: For program point L222(lines 222 224) no Hoare annotation was computed. [2021-10-13 00:56:54,445 INFO L857 garLoopResultBuilder]: For program point L222-1(lines 222 224) no Hoare annotation was computed. [2021-10-13 00:56:54,445 INFO L857 garLoopResultBuilder]: For program point L222-2(lines 222 224) no Hoare annotation was computed. [2021-10-13 00:56:54,445 INFO L857 garLoopResultBuilder]: For program point L222-3(lines 222 224) no Hoare annotation was computed. [2021-10-13 00:56:54,445 INFO L857 garLoopResultBuilder]: For program point L222-4(lines 222 224) no Hoare annotation was computed. [2021-10-13 00:56:54,445 INFO L857 garLoopResultBuilder]: For program point L222-5(lines 222 224) no Hoare annotation was computed. [2021-10-13 00:56:54,446 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 00:56:54,446 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,446 INFO L857 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,446 INFO L857 garLoopResultBuilder]: For program point L223-3(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,446 INFO L857 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,446 INFO L857 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,447 INFO L857 garLoopResultBuilder]: For program point L223-7(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,447 INFO L857 garLoopResultBuilder]: For program point L223-9(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,447 INFO L857 garLoopResultBuilder]: For program point L223-10(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,447 INFO L857 garLoopResultBuilder]: For program point L223-12(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,447 INFO L857 garLoopResultBuilder]: For program point L223-13(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,448 INFO L857 garLoopResultBuilder]: For program point L223-15(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,448 INFO L857 garLoopResultBuilder]: For program point L223-16(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,448 INFO L857 garLoopResultBuilder]: For program point L7227(lines 7227 7232) no Hoare annotation was computed. [2021-10-13 00:56:54,448 INFO L853 garLoopResultBuilder]: At program point L6600(lines 6598 6601) the Hoare annotation is: (and (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset| 0) (not (= (select |#valid| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) 0)) (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| 0))) [2021-10-13 00:56:54,448 INFO L857 garLoopResultBuilder]: For program point L7063(lines 7063 7067) no Hoare annotation was computed. [2021-10-13 00:56:54,448 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 00:56:54,449 INFO L853 garLoopResultBuilder]: At program point L261(line 261) the Hoare annotation is: (and (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.offset| 0) (not (= (select |#valid| |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base|) 0)) (not (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| 0)) (= |ULTIMATE.start_aws_byte_buf_clean_up_secure_harness_~#buf~3.base| ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.base) (= ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED (+ ULTIMATE.start_ensure_byte_buf_has_allocated_buffer_member_~buf.offset 4))) [2021-10-13 00:56:54,449 INFO L857 garLoopResultBuilder]: For program point L8554(lines 8554 8571) no Hoare annotation was computed. [2021-10-13 00:56:54,449 INFO L860 garLoopResultBuilder]: At program point L8785(line 8785) the Hoare annotation is: true [2021-10-13 00:56:54,449 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 00:56:54,449 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-13 00:56:54,450 INFO L857 garLoopResultBuilder]: For program point L7203(lines 7203 7216) no Hoare annotation was computed. [2021-10-13 00:56:54,457 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:56:54,476 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,478 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,478 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,479 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,479 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,481 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,490 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,491 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,491 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,497 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,497 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,498 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,516 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,516 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,518 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,519 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,520 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,523 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,524 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,526 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,527 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,528 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,539 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,539 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,541 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,541 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,542 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,542 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,542 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,543 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,543 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,543 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,545 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,545 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,545 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,546 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,546 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,546 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,547 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,547 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,548 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,553 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,554 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,555 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,555 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,556 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,561 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,562 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,562 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,562 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,564 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,564 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,564 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,565 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,565 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,565 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,566 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,566 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,567 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,568 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,569 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,569 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,570 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,572 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,573 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 00:56:54,574 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 00:56:54,574 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,574 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,576 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 00:56:54,576 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 00:56:54,577 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,577 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,578 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,579 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,580 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:54,580 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,581 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,582 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:54,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:56:54 BoogieIcfgContainer [2021-10-13 00:56:54,583 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:56:54,584 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:56:54,584 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:56:54,584 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:56:54,585 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:44:44" (3/4) ... [2021-10-13 00:56:54,588 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:56:54,619 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 138 nodes and edges [2021-10-13 00:56:54,622 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2021-10-13 00:56:54,625 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-10-13 00:56:54,628 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-13 00:56:54,631 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-13 00:56:54,634 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-13 00:56:54,637 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 00:56:54,640 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:56:54,680 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((buf == 0 && !(buf == \result)) && !(\valid[buf] == 0)) && !(\result == 0)) && !(buf == 0)) && buf == buf) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4 [2021-10-13 00:56:54,685 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((buf == 0 && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED] == 0)) && !(\result == 0)) && buf == buf) && !(buf == 0)) && \result <= 0) && buf == buf) && buf == buf) && 0 <= \result) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) || (((((((((((!(buf == \result) && buf == 0) && !(\valid[buf] == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED] == 0)) && !(\result == 0)) && buf == buf) && unknown-#memory_int-unknown[buf][buf + 12] <= 4294967295 + 4294967296 * ((unknown-#memory_int-unknown[buf][buf + 12] + -1) / 4294967296)) && !(buf == 0)) && !(buf == #memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED])) && buf == buf) && buf == buf) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) [2021-10-13 00:56:54,687 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((buf == 0 && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED] == 0)) && !(\result == 0)) && buf == buf) && !(buf == 0)) && \result <= 0) && !(buf == 0)) && buf == buf) && buf == buf) && 0 <= \result) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) || (((((((((((((!(buf == \result) && !(\valid[buf] == 0)) && !(\result == 0)) && buf == buf) && unknown-#memory_int-unknown[buf][buf + 12] <= 4294967295 + 4294967296 * ((unknown-#memory_int-unknown[buf][buf + 12] + -1) / 4294967296)) && !(buf == #memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED])) && buf == 0) && !(buf == 0)) && buf == buf) && buf == buf) && buf == buf) && buf == buf) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED] == 0)) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) [2021-10-13 00:56:54,688 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((buf == 0 && !(buf == \result)) && buf == 0) && !(\valid[buf] == 0)) && !(\result == 0)) && buf == buf) && buf == buf) && buf == buf) && buf == 0) && buf == buf) && buf == buf) && !(buf == #memory_$Pointer$[buf][buf + 4])) && buf == buf) && !(buf == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED] == 0)) && unknown-#memory_int-unknown[buf][12] <= 4294967295 + 4294967296 * ((-1 + unknown-#memory_int-unknown[buf][12]) / 4294967296)) || (((((((((buf == 0 && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED] == 0)) && !(\result == 0)) && !(buf == 0)) && \result <= 0) && !(buf == 0)) && buf == buf) && 0 <= \result) && !(buf == 0)) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) [2021-10-13 00:56:54,690 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((buf == 0 && !(buf == \result)) && buf == 0) && !(\valid[buf] == 0)) && buf == buf) && buf == 0) && !(\result == 0)) && buf == buf) && buf == buf) && buf == buf) && buf == buf) && unknown-#memory_int-unknown[buf][buf + 12] <= 4294967295 + 4294967296 * ((-1 + unknown-#memory_int-unknown[buf][buf + 12]) / 4294967296)) && !(buf == #memory_$Pointer$[buf][buf + 4])) && !(buf == 0)) && !(buf == s)) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4 [2021-10-13 00:56:54,691 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((buf == 0 && !(buf == \result)) && buf == 0) && !(\valid[buf] == 0)) && !(\result == 0)) && buf == buf) && buf == buf) && !(sp == buf)) && buf == buf) && buf == buf) && buf == buf) && !(buf == #memory_$Pointer$[buf][buf + 4])) && buf == buf) && !(buf == 0)) && !(buf == s)) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) && unknown-#memory_int-unknown[buf][12] <= 4294967295 + 4294967296 * ((-1 + unknown-#memory_int-unknown[buf][12]) / 4294967296) [2021-10-13 00:56:54,691 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((buf == 0 && !(buf == \result)) && buf == 0) && !(\valid[buf] == 0)) && buf == buf) && buf == 0) && !(\result == 0)) && buf == buf) && buf == buf) && buf == buf) && buf == buf) && unknown-#memory_int-unknown[buf][buf + 12] <= 4294967295 + 4294967296 * ((-1 + unknown-#memory_int-unknown[buf][buf + 12]) / 4294967296)) && !(buf == #memory_$Pointer$[buf][buf + 4])) && !(buf == 0)) && !(buf == s)) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4 [2021-10-13 00:56:54,692 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((!(buf == \result) && !(\valid[buf] == 0)) && buf == buf) && !(\result == 0)) && buf == buf) && buf == buf) && buf == 0) && buf == 0) && buf == buf) && buf == buf) && \result <= 1) && buf == buf) && !(buf == #memory_$Pointer$[buf][buf + 4])) && 1 <= \result) && buf == buf) && !(buf == 0)) && unknown-#memory_int-unknown[buf][buf] == 0) && !(buf == s)) && unknown-#memory_int-unknown[buf][12] <= 4294967295 + 4294967296 * ((-1 + unknown-#memory_int-unknown[buf][12]) / 4294967296) [2021-10-13 00:56:54,692 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((buf == 0 && !(\result == 0)) && !(buf == 0)) && \result <= 0) && !(buf == 0)) && buf == buf) && 0 <= \result) && !(buf == 0)) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) || ((((((((((((((((((!(buf == \result) && !(\valid[buf] == 0)) && buf == buf) && buf == 0) && !(\result == 0)) && buf == buf) && buf == buf) && unknown-#memory_int-unknown[buf][buf] == 0) && buf == buf) && buf == buf) && !(buf == #memory_$Pointer$[buf][buf + 4])) && buf == buf) && !(buf == 0)) && buf == buf) && buf == 0) && !(buf == s)) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) && buf == buf) && unknown-#memory_int-unknown[buf][12] <= 4294967295 + 4294967296 * ((-1 + unknown-#memory_int-unknown[buf][12]) / 4294967296)) [2021-10-13 00:56:54,693 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((!(buf == \result) && !(\result == 0)) && #memory_$Pointer$[buf][16 + buf] == 0) && buf == buf) && buf == buf) && buf == buf) && unknown-#memory_int-unknown[buf][buf + 12] == 0) && buf == 0) && buf == buf) && #memory_$Pointer$[buf][buf + 4] == 0) && #memory_$Pointer$[buf][16 + buf] == 0) && #memory_$Pointer$[buf][buf + 4] == 0) && \result <= 1) && buf == buf) && buf == buf) && 1 <= \result) && buf == buf) && !(buf == 0)) && buf == buf) && buf == 0) && buf == buf) && unknown-#memory_int-unknown[buf][buf] == 0 [2021-10-13 00:56:55,936 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:56:55,936 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:56:55,938 INFO L168 Benchmark]: Toolchain (without parser) took 749209.72 ms. Allocated memory was 111.1 MB in the beginning and 901.8 MB in the end (delta: 790.6 MB). Free memory was 69.6 MB in the beginning and 554.9 MB in the end (delta: -485.3 MB). Peak memory consumption was 604.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:55,938 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 111.1 MB. Free memory is still 66.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:56:55,939 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3704.85 ms. Allocated memory was 111.1 MB in the beginning and 136.3 MB in the end (delta: 25.2 MB). Free memory was 69.2 MB in the beginning and 84.9 MB in the end (delta: -15.7 MB). Peak memory consumption was 74.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:55,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 327.53 ms. Allocated memory is still 136.3 MB. Free memory was 84.9 MB in the beginning and 72.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:55,940 INFO L168 Benchmark]: Boogie Preprocessor took 179.31 ms. Allocated memory is still 136.3 MB. Free memory was 72.4 MB in the beginning and 63.2 MB in the end (delta: 9.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:55,940 INFO L168 Benchmark]: RCFGBuilder took 14014.97 ms. Allocated memory was 136.3 MB in the beginning and 358.6 MB in the end (delta: 222.3 MB). Free memory was 63.2 MB in the beginning and 190.5 MB in the end (delta: -127.4 MB). Peak memory consumption was 202.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:55,941 INFO L168 Benchmark]: TraceAbstraction took 729621.06 ms. Allocated memory was 358.6 MB in the beginning and 901.8 MB in the end (delta: 543.2 MB). Free memory was 189.5 MB in the beginning and 312.7 MB in the end (delta: -123.2 MB). Peak memory consumption was 420.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:55,941 INFO L168 Benchmark]: Witness Printer took 1352.75 ms. Allocated memory is still 901.8 MB. Free memory was 312.7 MB in the beginning and 554.9 MB in the end (delta: -242.2 MB). Peak memory consumption was 53.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:56:55,944 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 111.1 MB. Free memory is still 66.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3704.85 ms. Allocated memory was 111.1 MB in the beginning and 136.3 MB in the end (delta: 25.2 MB). Free memory was 69.2 MB in the beginning and 84.9 MB in the end (delta: -15.7 MB). Peak memory consumption was 74.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 327.53 ms. Allocated memory is still 136.3 MB. Free memory was 84.9 MB in the beginning and 72.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 179.31 ms. Allocated memory is still 136.3 MB. Free memory was 72.4 MB in the beginning and 63.2 MB in the end (delta: 9.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 14014.97 ms. Allocated memory was 136.3 MB in the beginning and 358.6 MB in the end (delta: 222.3 MB). Free memory was 63.2 MB in the beginning and 190.5 MB in the end (delta: -127.4 MB). Peak memory consumption was 202.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 729621.06 ms. Allocated memory was 358.6 MB in the beginning and 901.8 MB in the end (delta: 543.2 MB). Free memory was 189.5 MB in the beginning and 312.7 MB in the end (delta: -123.2 MB). Peak memory consumption was 420.0 MB. Max. memory is 16.1 GB. * Witness Printer took 1352.75 ms. Allocated memory is still 901.8 MB. Free memory was 312.7 MB in the beginning and 554.9 MB in the end (delta: -242.2 MB). Peak memory consumption was 53.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 161 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 729394.9ms, OverallIterations: 30, TraceHistogramMax: 2, EmptinessCheckTime: 65.6ms, AutomataDifference: 205960.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 7228.1ms, InitialAbstractionConstructionTime: 24.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 5175 SDtfs, 12973 SDslu, 15942 SDs, 0 SdLazy, 7144 SolverSat, 769 SolverUnsat, 58 SolverUnknown, 0 SolverNotchecked, 142629.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 743 GetRequests, 307 SyntacticMatches, 4 SemanticMatches, 432 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2138 ImplicationChecksByTransitivity, 81716.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=241occurred in iteration=19, InterpolantAutomatonStates: 336, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 524.4ms AutomataMinimizationTime, 30 MinimizatonAttempts, 1542 StatesRemovedByMinimization, 22 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 14 LocationsWithAnnotation, 14 PreInvPairs, 38 NumberOfFragments, 1037 HoareAnnotationTreeSize, 14 FomulaSimplifications, 637366 FormulaSimplificationTreeSizeReduction, 538.4ms HoareSimplificationTime, 14 FomulaSimplificationsInter, 75376 FormulaSimplificationTreeSizeReductionInter, 6676.8ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 823.5ms SsaConstructionTime, 58080.1ms SatisfiabilityAnalysisTime, 22117.4ms InterpolantComputationTime, 2747 NumberOfCodeBlocks, 2747 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 2716 ConstructedInterpolants, 0 QuantifiedInterpolants, 19700 SizeOfPredicates, 22 NumberOfNonLiveVariables, 3072 ConjunctsInSsa, 47 ConjunctsInUnsatCore, 31 InterpolantComputations, 28 PerfectInterpolantSequences, 3/9 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 7179]: Loop Invariant [2021-10-13 00:56:55,962 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,962 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,962 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,963 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,963 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,963 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,964 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,964 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,965 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,965 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,965 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,965 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED Derived loop invariant: (((((((((((((((buf == 0 && !(buf == \result)) && buf == 0) && !(\valid[buf] == 0)) && !(\result == 0)) && buf == buf) && buf == buf) && buf == buf) && buf == 0) && buf == buf) && buf == buf) && !(buf == #memory_$Pointer$[buf][buf + 4])) && buf == buf) && !(buf == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED] == 0)) && unknown-#memory_int-unknown[buf][12] <= 4294967295 + 4294967296 * ((-1 + unknown-#memory_int-unknown[buf][12]) / 4294967296)) || (((((((((buf == 0 && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED] == 0)) && !(\result == 0)) && !(buf == 0)) && \result <= 0) && !(buf == 0)) && buf == buf) && 0 <= \result) && !(buf == 0)) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) - InvariantResult [Line: 7113]: Loop Invariant [2021-10-13 00:56:55,966 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,967 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,967 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,968 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED Derived loop invariant: ((((((((((((((buf == 0 && !(buf == \result)) && buf == 0) && !(\valid[buf] == 0)) && buf == buf) && buf == 0) && !(\result == 0)) && buf == buf) && buf == buf) && buf == buf) && buf == buf) && unknown-#memory_int-unknown[buf][buf + 12] <= 4294967295 + 4294967296 * ((-1 + unknown-#memory_int-unknown[buf][buf + 12]) / 4294967296)) && !(buf == #memory_$Pointer$[buf][buf + 4])) && !(buf == 0)) && !(buf == s)) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4 - InvariantResult [Line: 6883]: Loop Invariant [2021-10-13 00:56:55,968 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,969 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED Derived loop invariant: (((buf == 0 && !(\valid[buf] == 0)) && !(buf == 0)) && buf == buf) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4 - InvariantResult [Line: 7179]: Loop Invariant [2021-10-13 00:56:55,969 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,970 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,970 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,971 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,971 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,971 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED Derived loop invariant: ((((((((buf == 0 && !(\result == 0)) && !(buf == 0)) && \result <= 0) && !(buf == 0)) && buf == buf) && 0 <= \result) && !(buf == 0)) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) || ((((((((((((((((((!(buf == \result) && !(\valid[buf] == 0)) && buf == buf) && buf == 0) && !(\result == 0)) && buf == buf) && buf == buf) && unknown-#memory_int-unknown[buf][buf] == 0) && buf == buf) && buf == buf) && !(buf == #memory_$Pointer$[buf][buf + 4])) && buf == buf) && !(buf == 0)) && buf == buf) && buf == 0) && !(buf == s)) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) && buf == buf) && unknown-#memory_int-unknown[buf][12] <= 4294967295 + 4294967296 * ((-1 + unknown-#memory_int-unknown[buf][12]) / 4294967296)) - InvariantResult [Line: 7179]: Loop Invariant [2021-10-13 00:56:55,972 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,973 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,973 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,973 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,973 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,974 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,974 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,974 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,975 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,975 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,976 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,976 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,976 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,976 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,977 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,977 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED Derived loop invariant: (((((((((buf == 0 && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED] == 0)) && !(\result == 0)) && buf == buf) && !(buf == 0)) && \result <= 0) && buf == buf) && buf == buf) && 0 <= \result) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) || (((((((((((!(buf == \result) && buf == 0) && !(\valid[buf] == 0)) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED] == 0)) && !(\result == 0)) && buf == buf) && unknown-#memory_int-unknown[buf][buf + 12] <= 4294967295 + 4294967296 * ((unknown-#memory_int-unknown[buf][buf + 12] + -1) / 4294967296)) && !(buf == 0)) && !(buf == #memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED])) && buf == buf) && buf == buf) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) - InvariantResult [Line: 6876]: Loop Invariant [2021-10-13 00:56:55,978 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,978 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED Derived loop invariant: (((((buf == 0 && !(buf == \result)) && !(\valid[buf] == 0)) && !(\result == 0)) && !(buf == 0)) && buf == buf) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4 - InvariantResult [Line: 8785]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6598]: Loop Invariant Derived loop invariant: (buf == 0 && !(\valid[buf] == 0)) && !(buf == 0) - InvariantResult [Line: 7179]: Loop Invariant [2021-10-13 00:56:55,979 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,980 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,980 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,980 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,981 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,981 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,981 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,981 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,982 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,982 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,983 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,983 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,983 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,984 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,984 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,984 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED Derived loop invariant: ((((((((((buf == 0 && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED] == 0)) && !(\result == 0)) && buf == buf) && !(buf == 0)) && \result <= 0) && !(buf == 0)) && buf == buf) && buf == buf) && 0 <= \result) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) || (((((((((((((!(buf == \result) && !(\valid[buf] == 0)) && !(\result == 0)) && buf == buf) && unknown-#memory_int-unknown[buf][buf + 12] <= 4294967295 + 4294967296 * ((unknown-#memory_int-unknown[buf][buf + 12] + -1) / 4294967296)) && !(buf == #memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED])) && buf == 0) && !(buf == 0)) && buf == buf) && buf == buf) && buf == buf) && buf == buf) && !(#memory_$Pointer$[buf][~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED] == 0)) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) - InvariantResult [Line: 7123]: Loop Invariant [2021-10-13 00:56:55,985 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,985 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,986 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,986 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED Derived loop invariant: ((((((((((((((buf == 0 && !(buf == \result)) && buf == 0) && !(\valid[buf] == 0)) && buf == buf) && buf == 0) && !(\result == 0)) && buf == buf) && buf == buf) && buf == buf) && buf == buf) && unknown-#memory_int-unknown[buf][buf + 12] <= 4294967295 + 4294967296 * ((-1 + unknown-#memory_int-unknown[buf][buf + 12]) / 4294967296)) && !(buf == #memory_$Pointer$[buf][buf + 4])) && !(buf == 0)) && !(buf == s)) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4 - InvariantResult [Line: 7179]: Loop Invariant [2021-10-13 00:56:55,987 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,988 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: (((((((((((((((((!(buf == \result) && !(\valid[buf] == 0)) && buf == buf) && !(\result == 0)) && buf == buf) && buf == buf) && buf == 0) && buf == 0) && buf == buf) && buf == buf) && \result <= 1) && buf == buf) && !(buf == #memory_$Pointer$[buf][buf + 4])) && 1 <= \result) && buf == buf) && !(buf == 0)) && unknown-#memory_int-unknown[buf][buf] == 0) && !(buf == s)) && unknown-#memory_int-unknown[buf][12] <= 4294967295 + 4294967296 * ((-1 + unknown-#memory_int-unknown[buf][12]) / 4294967296) - InvariantResult [Line: 7179]: Loop Invariant [2021-10-13 00:56:55,989 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 00:56:55,990 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 00:56:55,990 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,990 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,991 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 00:56:55,991 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 00:56:55,992 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,992 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((((((((((((((!(buf == \result) && !(\result == 0)) && #memory_$Pointer$[buf][16 + buf] == 0) && buf == buf) && buf == buf) && buf == buf) && unknown-#memory_int-unknown[buf][buf + 12] == 0) && buf == 0) && buf == buf) && #memory_$Pointer$[buf][buf + 4] == 0) && #memory_$Pointer$[buf][16 + buf] == 0) && #memory_$Pointer$[buf][buf + 4] == 0) && \result <= 1) && buf == buf) && buf == buf) && 1 <= \result) && buf == buf) && !(buf == 0)) && buf == buf) && buf == 0) && buf == buf) && unknown-#memory_int-unknown[buf][buf] == 0 - InvariantResult [Line: 7117]: Loop Invariant [2021-10-13 00:56:55,993 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,993 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,994 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 00:56:55,994 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED Derived loop invariant: (((((((((((((((buf == 0 && !(buf == \result)) && buf == 0) && !(\valid[buf] == 0)) && !(\result == 0)) && buf == buf) && buf == buf) && !(sp == buf)) && buf == buf) && buf == buf) && buf == buf) && !(buf == #memory_$Pointer$[buf][buf + 4])) && buf == buf) && !(buf == 0)) && !(buf == s)) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4) && unknown-#memory_int-unknown[buf][12] <= 4294967295 + 4294967296 * ((-1 + unknown-#memory_int-unknown[buf][12]) / 4294967296) - InvariantResult [Line: 261]: Loop Invariant [2021-10-13 00:56:55,995 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED [2021-10-13 00:56:55,996 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED Derived loop invariant: (((buf == 0 && !(\valid[buf] == 0)) && !(buf == 0)) && buf == buf) && ~aws_common_error~0~AWS_ERROR_OVERFLOW_DETECTED == buf + 4 RESULT: Ultimate proved your program to be correct! [2021-10-13 00:56:56,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6608ee-ed36-41fc-930a-c8b5996f275b/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...