./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cb5220aa49e6d5ce07adbf2b5e67e7c8f277342987ef62ca05a827d2ae217f75 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:15:22,962 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:15:23,050 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-19 04:15:23,057 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:15:23,058 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:15:23,092 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:15:23,093 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:15:23,094 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:15:23,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:15:23,096 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:15:23,097 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:15:23,098 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:15:23,098 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:15:23,099 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:15:23,100 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:15:23,100 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:15:23,101 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:15:23,102 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:15:23,103 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:15:23,104 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:15:23,104 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:15:23,105 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:15:23,106 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:15:23,107 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:15:23,108 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:15:23,108 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:15:23,109 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:15:23,110 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:15:23,110 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:15:23,111 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:15:23,111 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:15:23,112 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:15:23,113 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:15:23,113 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:15:23,114 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:15:23,114 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:15:23,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:15:23,115 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:15:23,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:15:23,116 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:15:23,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:15:23,117 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:15:23,117 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:15:23,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:15:23,118 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:15:23,118 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:15:23,119 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:15:23,119 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb5220aa49e6d5ce07adbf2b5e67e7c8f277342987ef62ca05a827d2ae217f75 [2023-11-19 04:15:23,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:15:23,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:15:23,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:15:23,530 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:15:23,531 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:15:23,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test3-2.i [2023-11-19 04:15:27,561 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:15:28,049 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:15:28,050 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test3-2.i [2023-11-19 04:15:28,074 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/data/cc1e94707/cc8713c1e8424529bd56f433c70c7b5b/FLAGda2c28f6a [2023-11-19 04:15:28,092 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/data/cc1e94707/cc8713c1e8424529bd56f433c70c7b5b [2023-11-19 04:15:28,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:15:28,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:15:28,100 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:15:28,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:15:28,107 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:15:28,108 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:15:28" (1/1) ... [2023-11-19 04:15:28,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45bc766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:28, skipping insertion in model container [2023-11-19 04:15:28,110 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:15:28" (1/1) ... [2023-11-19 04:15:28,200 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:15:28,528 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:15:29,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:15:29,037 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:15:29,070 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:15:29,212 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:15:29,300 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:15:29,300 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:15:29,310 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:15:29,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:29 WrapperNode [2023-11-19 04:15:29,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:15:29,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:15:29,314 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:15:29,314 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:15:29,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:29" (1/1) ... [2023-11-19 04:15:29,415 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:29" (1/1) ... [2023-11-19 04:15:29,516 INFO L138 Inliner]: procedures = 178, calls = 334, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1514 [2023-11-19 04:15:29,517 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:15:29,518 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:15:29,519 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:15:29,519 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:15:29,531 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:29" (1/1) ... [2023-11-19 04:15:29,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:29" (1/1) ... [2023-11-19 04:15:29,543 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:29" (1/1) ... [2023-11-19 04:15:29,543 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:29" (1/1) ... [2023-11-19 04:15:29,716 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:29" (1/1) ... [2023-11-19 04:15:29,758 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:29" (1/1) ... [2023-11-19 04:15:29,780 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:29" (1/1) ... [2023-11-19 04:15:29,791 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:29" (1/1) ... [2023-11-19 04:15:29,826 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:15:29,827 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:15:29,828 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:15:29,828 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:15:29,830 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:29" (1/1) ... [2023-11-19 04:15:29,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:15:29,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:15:29,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:15:29,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:15:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:15:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:15:29,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:15:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:15:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:15:29,952 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:15:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:15:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:15:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:15:29,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:15:29,953 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:15:29,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:15:29,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:15:29,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:15:29,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:15:29,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:15:30,288 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:15:30,291 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:15:32,503 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:15:34,943 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:15:34,944 INFO L302 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-19 04:15:34,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:15:34 BoogieIcfgContainer [2023-11-19 04:15:34,956 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:15:34,961 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:15:34,961 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:15:34,966 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:15:34,966 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:15:28" (1/3) ... [2023-11-19 04:15:34,967 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@755d88de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:15:34, skipping insertion in model container [2023-11-19 04:15:34,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:29" (2/3) ... [2023-11-19 04:15:34,968 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@755d88de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:15:34, skipping insertion in model container [2023-11-19 04:15:34,968 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:15:34" (3/3) ... [2023-11-19 04:15:34,970 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SFH_nondet_test3-2.i [2023-11-19 04:15:34,996 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:15:34,996 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-11-19 04:15:35,081 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:15:35,092 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5a3c10f3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:15:35,092 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2023-11-19 04:15:35,099 INFO L276 IsEmpty]: Start isEmpty. Operand has 146 states, 132 states have (on average 1.7424242424242424) internal successors, (230), 139 states have internal predecessors, (230), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-19 04:15:35,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:15:35,108 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:15:35,109 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-19 04:15:35,110 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-11-19 04:15:35,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:15:35,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1552962516, now seen corresponding path program 1 times [2023-11-19 04:15:35,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:15:35,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920175993] [2023-11-19 04:15:35,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:35,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:15:35,336 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:15:35,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1964296395] [2023-11-19 04:15:35,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:35,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:15:35,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:15:35,341 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:15:35,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:15:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:15:35,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 04:15:35,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:15:35,896 INFO L378 Elim1Store]: Elim1 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 [2023-11-19 04:15:35,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 04:15:35,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-19 04:15:35,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:15:35,976 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:15:35,977 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:15:35,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920175993] [2023-11-19 04:15:35,977 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 04:15:35,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1964296395] [2023-11-19 04:15:35,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1964296395] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:15:35,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:15:35,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:15:35,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366915125] [2023-11-19 04:15:35,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:15:35,989 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:15:35,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:15:36,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:15:36,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:15:36,030 INFO L87 Difference]: Start difference. First operand has 146 states, 132 states have (on average 1.7424242424242424) internal successors, (230), 139 states have internal predecessors, (230), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2023-11-19 04:15:38,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:15:40,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:15:42,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:15:43,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:15:46,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:15:48,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:15:50,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:15:52,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:15:54,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:15:56,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:15:56,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:15:56,482 INFO L93 Difference]: Finished difference Result 293 states and 491 transitions. [2023-11-19 04:15:56,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 04:15:56,486 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 5 [2023-11-19 04:15:56,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:15:56,496 INFO L225 Difference]: With dead ends: 293 [2023-11-19 04:15:56,496 INFO L226 Difference]: Without dead ends: 108 [2023-11-19 04:15:56,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-19 04:15:56,504 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 240 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 8 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2023-11-19 04:15:56,505 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 194 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 114 Invalid, 7 Unknown, 0 Unchecked, 20.3s Time] [2023-11-19 04:15:56,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2023-11-19 04:15:56,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 63. [2023-11-19 04:15:56,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 59 states have (on average 1.2033898305084745) internal successors, (71), 61 states have internal predecessors, (71), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 04:15:56,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 73 transitions. [2023-11-19 04:15:56,574 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 73 transitions. Word has length 5 [2023-11-19 04:15:56,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:15:56,574 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 73 transitions. [2023-11-19 04:15:56,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2023-11-19 04:15:56,575 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 73 transitions. [2023-11-19 04:15:56,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:15:56,578 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:15:56,578 INFO L195 NwaCegarLoop]: 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] [2023-11-19 04:15:56,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:15:56,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:15:56,792 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-11-19 04:15:56,793 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:15:56,793 INFO L85 PathProgramCache]: Analyzing trace with hash 10675546, now seen corresponding path program 1 times [2023-11-19 04:15:56,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:15:56,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402491816] [2023-11-19 04:15:56,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:56,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:15:56,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:15:57,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:15:57,270 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:15:57,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402491816] [2023-11-19 04:15:57,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [402491816] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:15:57,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:15:57,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:15:57,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511767707] [2023-11-19 04:15:57,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:15:57,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:15:57,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:15:57,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:15:57,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:15:57,278 INFO L87 Difference]: Start difference. First operand 63 states and 73 transitions. Second operand has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 04:15:59,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:16:01,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:16:03,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:16:05,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:16:07,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:16:09,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:16:09,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:16:09,451 INFO L93 Difference]: Finished difference Result 131 states and 152 transitions. [2023-11-19 04:16:09,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:16:09,454 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2023-11-19 04:16:09,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:16:09,456 INFO L225 Difference]: With dead ends: 131 [2023-11-19 04:16:09,456 INFO L226 Difference]: Without dead ends: 60 [2023-11-19 04:16:09,457 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:16:09,458 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 64 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:16:09,459 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 79 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 4 Unknown, 0 Unchecked, 12.1s Time] [2023-11-19 04:16:09,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2023-11-19 04:16:09,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2023-11-19 04:16:09,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 58 states have (on average 1.1724137931034482) internal successors, (68), 59 states have internal predecessors, (68), 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) [2023-11-19 04:16:09,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 68 transitions. [2023-11-19 04:16:09,470 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 68 transitions. Word has length 27 [2023-11-19 04:16:09,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:16:09,471 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 68 transitions. [2023-11-19 04:16:09,471 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.5) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-19 04:16:09,472 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2023-11-19 04:16:09,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:16:09,473 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:16:09,474 INFO L195 NwaCegarLoop]: 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] [2023-11-19 04:16:09,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 04:16:09,474 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-11-19 04:16:09,475 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:16:09,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1876909690, now seen corresponding path program 1 times [2023-11-19 04:16:09,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:16:09,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535387943] [2023-11-19 04:16:09,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:09,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:16:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:16:09,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:16:09,648 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:16:09,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535387943] [2023-11-19 04:16:09,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535387943] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:16:09,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:16:09,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:16:09,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056158824] [2023-11-19 04:16:09,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:16:09,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:16:09,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:16:09,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:16:09,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:16:09,652 INFO L87 Difference]: Start difference. First operand 60 states and 68 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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) [2023-11-19 04:16:11,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:16:13,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:16:15,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:16:17,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:16:17,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:16:17,880 INFO L93 Difference]: Finished difference Result 99 states and 113 transitions. [2023-11-19 04:16:17,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:16:17,883 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 29 [2023-11-19 04:16:17,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:16:17,884 INFO L225 Difference]: With dead ends: 99 [2023-11-19 04:16:17,884 INFO L226 Difference]: Without dead ends: 60 [2023-11-19 04:16:17,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:16:17,886 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 9 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 4 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2023-11-19 04:16:17,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 97 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 24 Invalid, 4 Unknown, 0 Unchecked, 8.2s Time] [2023-11-19 04:16:17,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2023-11-19 04:16:17,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2023-11-19 04:16:17,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 58 states have (on average 1.103448275862069) internal successors, (64), 59 states have internal predecessors, (64), 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) [2023-11-19 04:16:17,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 64 transitions. [2023-11-19 04:16:17,898 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 64 transitions. Word has length 29 [2023-11-19 04:16:17,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:16:17,898 INFO L495 AbstractCegarLoop]: Abstraction has 60 states and 64 transitions. [2023-11-19 04:16:17,898 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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) [2023-11-19 04:16:17,899 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 64 transitions. [2023-11-19 04:16:17,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:16:17,901 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:16:17,901 INFO L195 NwaCegarLoop]: 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] [2023-11-19 04:16:17,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 04:16:17,902 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-11-19 04:16:17,902 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:16:17,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1998351333, now seen corresponding path program 1 times [2023-11-19 04:16:17,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:16:17,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889062445] [2023-11-19 04:16:17,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:16:17,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:16:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:16:18,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:16:18,113 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:16:18,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889062445] [2023-11-19 04:16:18,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889062445] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:16:18,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:16:18,114 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:16:18,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82398715] [2023-11-19 04:16:18,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:16:18,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:16:18,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:16:18,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:16:18,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:16:18,117 INFO L87 Difference]: Start difference. First operand 60 states and 64 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 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) [2023-11-19 04:16:20,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:16:22,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:16:22,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:16:22,160 INFO L93 Difference]: Finished difference Result 60 states and 64 transitions. [2023-11-19 04:16:22,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:16:22,164 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 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 41 [2023-11-19 04:16:22,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:16:22,165 INFO L225 Difference]: With dead ends: 60 [2023-11-19 04:16:22,165 INFO L226 Difference]: Without dead ends: 0 [2023-11-19 04:16:22,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:16:22,166 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 4 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:16:22,167 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 17 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 2 Unknown, 0 Unchecked, 4.0s Time] [2023-11-19 04:16:22,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-19 04:16:22,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-19 04:16:22,168 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) [2023-11-19 04:16:22,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-19 04:16:22,168 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2023-11-19 04:16:22,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:16:22,169 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 04:16:22,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 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) [2023-11-19 04:16:22,169 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-19 04:16:22,169 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:16:22,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining) [2023-11-19 04:16:22,172 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining) [2023-11-19 04:16:22,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining) [2023-11-19 04:16:22,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining) [2023-11-19 04:16:22,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining) [2023-11-19 04:16:22,173 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining) [2023-11-19 04:16:22,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-19 04:16:22,176 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-19 04:16:22,438 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-19 04:16:22,438 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-19 04:16:22,439 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-19 04:16:22,439 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 738) no Hoare annotation was computed. [2023-11-19 04:16:22,439 INFO L899 garLoopResultBuilder]: For program point L761-34(line 761) no Hoare annotation was computed. [2023-11-19 04:16:22,439 INFO L895 garLoopResultBuilder]: At program point L761-35(line 761) the Hoare annotation is: (< |#StackHeapBarrier| |ULTIMATE.start_main_~#i~0#1.base|) [2023-11-19 04:16:22,439 INFO L899 garLoopResultBuilder]: For program point L761-36(line 761) no Hoare annotation was computed. [2023-11-19 04:16:22,440 INFO L899 garLoopResultBuilder]: For program point L761-37(line 761) no Hoare annotation was computed. [2023-11-19 04:16:22,440 INFO L899 garLoopResultBuilder]: For program point L761-38(line 761) no Hoare annotation was computed. [2023-11-19 04:16:22,440 INFO L895 garLoopResultBuilder]: At program point L761-39(line 761) the Hoare annotation is: (< |#StackHeapBarrier| |ULTIMATE.start_main_~#i~0#1.base|) [2023-11-19 04:16:22,440 INFO L899 garLoopResultBuilder]: For program point L761-40(line 761) no Hoare annotation was computed. [2023-11-19 04:16:22,440 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 732 765) no Hoare annotation was computed. [2023-11-19 04:16:22,440 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 747) no Hoare annotation was computed. [2023-11-19 04:16:22,441 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-19 04:16:22,441 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 744) no Hoare annotation was computed. [2023-11-19 04:16:22,441 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 738) no Hoare annotation was computed. [2023-11-19 04:16:22,441 INFO L899 garLoopResultBuilder]: For program point L737(line 737) no Hoare annotation was computed. [2023-11-19 04:16:22,441 INFO L899 garLoopResultBuilder]: For program point L738-1(lines 738 746) no Hoare annotation was computed. [2023-11-19 04:16:22,441 INFO L899 garLoopResultBuilder]: For program point L738-3(lines 738 746) no Hoare annotation was computed. [2023-11-19 04:16:22,442 INFO L899 garLoopResultBuilder]: For program point L738-4(line 738) no Hoare annotation was computed. [2023-11-19 04:16:22,442 INFO L899 garLoopResultBuilder]: For program point L738-5(line 738) no Hoare annotation was computed. [2023-11-19 04:16:22,442 INFO L895 garLoopResultBuilder]: At program point L738-6(lines 738 746) the Hoare annotation is: (and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|) (= |ULTIMATE.start_main_~users~0#1.base| 0)) [2023-11-19 04:16:22,442 INFO L899 garLoopResultBuilder]: For program point L738-7(lines 738 746) no Hoare annotation was computed. [2023-11-19 04:16:22,442 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 747) no Hoare annotation was computed. [2023-11-19 04:16:22,443 INFO L899 garLoopResultBuilder]: For program point L744(line 744) no Hoare annotation was computed. [2023-11-19 04:16:22,443 INFO L899 garLoopResultBuilder]: For program point L744-1(line 744) no Hoare annotation was computed. [2023-11-19 04:16:22,443 INFO L899 garLoopResultBuilder]: For program point L747-1(lines 747 755) no Hoare annotation was computed. [2023-11-19 04:16:22,443 INFO L899 garLoopResultBuilder]: For program point L747-3(line 747) no Hoare annotation was computed. [2023-11-19 04:16:22,443 INFO L899 garLoopResultBuilder]: For program point L747-4(line 747) no Hoare annotation was computed. [2023-11-19 04:16:22,443 INFO L895 garLoopResultBuilder]: At program point L747-5(lines 747 755) the Hoare annotation is: (let ((.cse0 (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|))) (or (and (not (= |__VERIFIER_assert_#in~cond#1| 0)) .cse0) (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) .cse0 (= |ULTIMATE.start_main_~users~0#1.base| 0)))) [2023-11-19 04:16:22,443 INFO L899 garLoopResultBuilder]: For program point L745-68(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,444 INFO L899 garLoopResultBuilder]: For program point L747-6(lines 747 755) no Hoare annotation was computed. [2023-11-19 04:16:22,444 INFO L895 garLoopResultBuilder]: At program point L745-69(line 745) the Hoare annotation is: (and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|)) [2023-11-19 04:16:22,444 INFO L899 garLoopResultBuilder]: For program point L745-70(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,444 INFO L895 garLoopResultBuilder]: At program point L745-71(line 745) the Hoare annotation is: (and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|)) [2023-11-19 04:16:22,444 INFO L899 garLoopResultBuilder]: For program point L750-3(line 750) no Hoare annotation was computed. [2023-11-19 04:16:22,444 INFO L899 garLoopResultBuilder]: For program point L748-68(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,445 INFO L895 garLoopResultBuilder]: At program point L748-69(line 748) the Hoare annotation is: (let ((.cse0 (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|))) (or (and (not (= |__VERIFIER_assert_#in~cond#1| 0)) .cse0) (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) .cse0 (= |ULTIMATE.start_main_~users~0#1.base| 0)))) [2023-11-19 04:16:22,445 INFO L899 garLoopResultBuilder]: For program point L748-70(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,445 INFO L899 garLoopResultBuilder]: For program point L750-8(line 750) no Hoare annotation was computed. [2023-11-19 04:16:22,445 INFO L895 garLoopResultBuilder]: At program point L748-71(line 748) the Hoare annotation is: (let ((.cse0 (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|))) (or (and (not (= |__VERIFIER_assert_#in~cond#1| 0)) .cse0) (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) .cse0 (= |ULTIMATE.start_main_~users~0#1.base| 0)))) [2023-11-19 04:16:22,445 INFO L899 garLoopResultBuilder]: For program point L750-11(line 750) no Hoare annotation was computed. [2023-11-19 04:16:22,446 INFO L895 garLoopResultBuilder]: At program point L750-12(line 750) the Hoare annotation is: false [2023-11-19 04:16:22,446 INFO L899 garLoopResultBuilder]: For program point L750-13(line 750) no Hoare annotation was computed. [2023-11-19 04:16:22,446 INFO L899 garLoopResultBuilder]: For program point L745-170(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,446 INFO L895 garLoopResultBuilder]: At program point L745-171(line 745) the Hoare annotation is: (and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|)) [2023-11-19 04:16:22,446 INFO L899 garLoopResultBuilder]: For program point L745-172(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,446 INFO L899 garLoopResultBuilder]: For program point L745-173(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,446 INFO L895 garLoopResultBuilder]: At program point L745-174(line 745) the Hoare annotation is: (and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|)) [2023-11-19 04:16:22,447 INFO L899 garLoopResultBuilder]: For program point L745-175(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,447 INFO L895 garLoopResultBuilder]: At program point L745-176(line 745) the Hoare annotation is: (and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|)) [2023-11-19 04:16:22,447 INFO L899 garLoopResultBuilder]: For program point L750-22(line 750) no Hoare annotation was computed. [2023-11-19 04:16:22,447 INFO L899 garLoopResultBuilder]: For program point L745-178(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,447 INFO L895 garLoopResultBuilder]: At program point L750-23(line 750) the Hoare annotation is: false [2023-11-19 04:16:22,447 INFO L899 garLoopResultBuilder]: For program point L745-180(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,448 INFO L895 garLoopResultBuilder]: At program point L745-182(line 745) the Hoare annotation is: false [2023-11-19 04:16:22,449 INFO L899 garLoopResultBuilder]: For program point L745-183(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,449 INFO L899 garLoopResultBuilder]: For program point L745-184(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,449 INFO L895 garLoopResultBuilder]: At program point L745-186(line 745) the Hoare annotation is: false [2023-11-19 04:16:22,449 INFO L899 garLoopResultBuilder]: For program point L745-187(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,450 INFO L899 garLoopResultBuilder]: For program point L745-188(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,450 INFO L895 garLoopResultBuilder]: At program point L745-189(line 745) the Hoare annotation is: false [2023-11-19 04:16:22,450 INFO L899 garLoopResultBuilder]: For program point L750-34(line 750) no Hoare annotation was computed. [2023-11-19 04:16:22,450 INFO L899 garLoopResultBuilder]: For program point L745-190(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,450 INFO L895 garLoopResultBuilder]: At program point L750-35(line 750) the Hoare annotation is: false [2023-11-19 04:16:22,451 INFO L899 garLoopResultBuilder]: For program point L750-36(line 750) no Hoare annotation was computed. [2023-11-19 04:16:22,451 INFO L899 garLoopResultBuilder]: For program point L750-37(line 750) no Hoare annotation was computed. [2023-11-19 04:16:22,451 INFO L899 garLoopResultBuilder]: For program point L745-193(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,451 INFO L899 garLoopResultBuilder]: For program point L750-38(line 750) no Hoare annotation was computed. [2023-11-19 04:16:22,451 INFO L895 garLoopResultBuilder]: At program point L745-194(line 745) the Hoare annotation is: false [2023-11-19 04:16:22,452 INFO L895 garLoopResultBuilder]: At program point L750-39(line 750) the Hoare annotation is: false [2023-11-19 04:16:22,452 INFO L899 garLoopResultBuilder]: For program point L750-40(line 750) no Hoare annotation was computed. [2023-11-19 04:16:22,452 INFO L899 garLoopResultBuilder]: For program point L745-202(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,452 INFO L895 garLoopResultBuilder]: At program point L745-203(line 745) the Hoare annotation is: false [2023-11-19 04:16:22,452 INFO L899 garLoopResultBuilder]: For program point L745-210(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,452 INFO L899 garLoopResultBuilder]: For program point L745-212(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,453 INFO L895 garLoopResultBuilder]: At program point L745-214(line 745) the Hoare annotation is: false [2023-11-19 04:16:22,453 INFO L899 garLoopResultBuilder]: For program point L745-215(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,453 INFO L899 garLoopResultBuilder]: For program point L745-225(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,453 INFO L899 garLoopResultBuilder]: For program point L745-235(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,454 INFO L895 garLoopResultBuilder]: At program point L745-236(line 745) the Hoare annotation is: false [2023-11-19 04:16:22,454 INFO L899 garLoopResultBuilder]: For program point L745-237(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,454 INFO L895 garLoopResultBuilder]: At program point L745-246(line 745) the Hoare annotation is: false [2023-11-19 04:16:22,454 INFO L895 garLoopResultBuilder]: At program point L745-248(line 745) the Hoare annotation is: false [2023-11-19 04:16:22,454 INFO L895 garLoopResultBuilder]: At program point L753(line 753) the Hoare annotation is: (and (not (= |__VERIFIER_assert_#in~cond#1| 0)) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|)) [2023-11-19 04:16:22,455 INFO L899 garLoopResultBuilder]: For program point L745-249(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,455 INFO L899 garLoopResultBuilder]: For program point L753-1(lines 747 755) no Hoare annotation was computed. [2023-11-19 04:16:22,455 INFO L899 garLoopResultBuilder]: For program point L745-255(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,455 INFO L899 garLoopResultBuilder]: For program point L745-256(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,455 INFO L895 garLoopResultBuilder]: At program point L745-257(line 745) the Hoare annotation is: false [2023-11-19 04:16:22,456 INFO L899 garLoopResultBuilder]: For program point L745-259(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,456 INFO L899 garLoopResultBuilder]: For program point L745-260(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,456 INFO L895 garLoopResultBuilder]: At program point L745-261(line 745) the Hoare annotation is: false [2023-11-19 04:16:22,456 INFO L899 garLoopResultBuilder]: For program point L745-262(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,456 INFO L899 garLoopResultBuilder]: For program point L745-263(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,457 INFO L899 garLoopResultBuilder]: For program point L748-170(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,457 INFO L895 garLoopResultBuilder]: At program point L745-264(line 745) the Hoare annotation is: false [2023-11-19 04:16:22,457 INFO L895 garLoopResultBuilder]: At program point L748-171(line 748) the Hoare annotation is: (let ((.cse0 (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|))) (or (and (not (= |__VERIFIER_assert_#in~cond#1| 0)) .cse0) (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) .cse0 (= |ULTIMATE.start_main_~users~0#1.base| 0)))) [2023-11-19 04:16:22,457 INFO L899 garLoopResultBuilder]: For program point L745-265(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,457 INFO L899 garLoopResultBuilder]: For program point L748-172(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,458 INFO L895 garLoopResultBuilder]: At program point L745-266(line 745) the Hoare annotation is: false [2023-11-19 04:16:22,458 INFO L899 garLoopResultBuilder]: For program point L748-173(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,458 INFO L899 garLoopResultBuilder]: For program point L745-267(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,458 INFO L895 garLoopResultBuilder]: At program point L748-174(line 748) the Hoare annotation is: (let ((.cse0 (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|))) (or (and (not (= |__VERIFIER_assert_#in~cond#1| 0)) .cse0) (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) .cse0 (= |ULTIMATE.start_main_~users~0#1.base| 0)))) [2023-11-19 04:16:22,458 INFO L899 garLoopResultBuilder]: For program point L745-268(line 745) no Hoare annotation was computed. [2023-11-19 04:16:22,459 INFO L899 garLoopResultBuilder]: For program point L748-175(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,459 INFO L895 garLoopResultBuilder]: At program point L745-269(line 745) the Hoare annotation is: (and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|)) [2023-11-19 04:16:22,459 INFO L895 garLoopResultBuilder]: At program point L748-176(line 748) the Hoare annotation is: (let ((.cse0 (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|))) (or (and (not (= |__VERIFIER_assert_#in~cond#1| 0)) .cse0) (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) .cse0 (= |ULTIMATE.start_main_~users~0#1.base| 0)))) [2023-11-19 04:16:22,459 INFO L899 garLoopResultBuilder]: For program point L748-178(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,459 INFO L899 garLoopResultBuilder]: For program point L748-185(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,460 INFO L895 garLoopResultBuilder]: At program point L748-186(line 748) the Hoare annotation is: false [2023-11-19 04:16:22,460 INFO L899 garLoopResultBuilder]: For program point L748-187(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,460 INFO L899 garLoopResultBuilder]: For program point L748-188(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,460 INFO L899 garLoopResultBuilder]: For program point L748-190(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,460 INFO L895 garLoopResultBuilder]: At program point L748-191(line 748) the Hoare annotation is: false [2023-11-19 04:16:22,461 INFO L899 garLoopResultBuilder]: For program point L748-197(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,461 INFO L899 garLoopResultBuilder]: For program point L748-198(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,461 INFO L899 garLoopResultBuilder]: For program point L748-201(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,461 INFO L899 garLoopResultBuilder]: For program point L748-202(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,461 INFO L899 garLoopResultBuilder]: For program point L748-204(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,462 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 744) no Hoare annotation was computed. [2023-11-19 04:16:22,462 INFO L895 garLoopResultBuilder]: At program point L748-205(line 748) the Hoare annotation is: false [2023-11-19 04:16:22,462 INFO L895 garLoopResultBuilder]: At program point L748-207(line 748) the Hoare annotation is: (and (not (= |__VERIFIER_assert_#in~cond#1| 0)) (= |ULTIMATE.start_main_~tmp~0#1.base| 0) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|) (= |ULTIMATE.start_main_~tmp~0#1.offset| 0)) [2023-11-19 04:16:22,462 INFO L899 garLoopResultBuilder]: For program point L748-208(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,462 INFO L895 garLoopResultBuilder]: At program point L748-209(line 748) the Hoare annotation is: false [2023-11-19 04:16:22,463 INFO L899 garLoopResultBuilder]: For program point L748-211(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,463 INFO L899 garLoopResultBuilder]: For program point L748-213(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,463 INFO L895 garLoopResultBuilder]: At program point L748-214(line 748) the Hoare annotation is: (and (not (= |__VERIFIER_assert_#in~cond#1| 0)) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|) (= |ULTIMATE.start_main_~users~0#1.base| 0)) [2023-11-19 04:16:22,463 INFO L899 garLoopResultBuilder]: For program point L748-215(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,463 INFO L899 garLoopResultBuilder]: For program point L748-216(line 748) no Hoare annotation was computed. [2023-11-19 04:16:22,464 INFO L895 garLoopResultBuilder]: At program point L748-217(line 748) the Hoare annotation is: (let ((.cse0 (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#i~0#1.base|))) (or (and (not (= |__VERIFIER_assert_#in~cond#1| 0)) .cse0) (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) .cse0 (= |ULTIMATE.start_main_~users~0#1.base| 0)))) [2023-11-19 04:16:22,464 INFO L899 garLoopResultBuilder]: For program point L748-218(lines 747 755) no Hoare annotation was computed. [2023-11-19 04:16:22,464 INFO L895 garLoopResultBuilder]: At program point L756-3(lines 756 758) the Hoare annotation is: (< |#StackHeapBarrier| |ULTIMATE.start_main_~#i~0#1.base|) [2023-11-19 04:16:22,464 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-19 04:16:22,465 INFO L895 garLoopResultBuilder]: At program point L757(line 757) the Hoare annotation is: (< |#StackHeapBarrier| |ULTIMATE.start_main_~#i~0#1.base|) [2023-11-19 04:16:22,465 INFO L899 garLoopResultBuilder]: For program point L757-1(line 757) no Hoare annotation was computed. [2023-11-19 04:16:22,465 INFO L895 garLoopResultBuilder]: At program point L760-9(lines 760 763) the Hoare annotation is: (< |#StackHeapBarrier| |ULTIMATE.start_main_~#i~0#1.base|) [2023-11-19 04:16:22,465 INFO L899 garLoopResultBuilder]: For program point L761-3(line 761) no Hoare annotation was computed. [2023-11-19 04:16:22,465 INFO L899 garLoopResultBuilder]: For program point L761-8(line 761) no Hoare annotation was computed. [2023-11-19 04:16:22,466 INFO L899 garLoopResultBuilder]: For program point L761-11(line 761) no Hoare annotation was computed. [2023-11-19 04:16:22,466 INFO L895 garLoopResultBuilder]: At program point L761-12(line 761) the Hoare annotation is: (< |#StackHeapBarrier| |ULTIMATE.start_main_~#i~0#1.base|) [2023-11-19 04:16:22,466 INFO L899 garLoopResultBuilder]: For program point L761-13(line 761) no Hoare annotation was computed. [2023-11-19 04:16:22,466 INFO L899 garLoopResultBuilder]: For program point L761-22(line 761) no Hoare annotation was computed. [2023-11-19 04:16:22,466 INFO L895 garLoopResultBuilder]: At program point L761-23(line 761) the Hoare annotation is: (< |#StackHeapBarrier| |ULTIMATE.start_main_~#i~0#1.base|) [2023-11-19 04:16:22,467 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 722 726) no Hoare annotation was computed. [2023-11-19 04:16:22,467 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 722 726) the Hoare annotation is: true [2023-11-19 04:16:22,470 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-19 04:16:22,472 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:16:22,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-19 04:16:22,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-19 04:16:22,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-19 04:16:22,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-19 04:16:22,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-19 04:16:22,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-19 04:16:22,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-19 04:16:22,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:16:22 BoogieIcfgContainer [2023-11-19 04:16:22,503 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:16:22,503 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:16:22,503 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:16:22,504 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:16:22,512 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:15:34" (3/4) ... [2023-11-19 04:16:22,514 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:16:22,517 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-19 04:16:22,518 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 04:16:22,558 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 231 nodes and edges [2023-11-19 04:16:22,561 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2023-11-19 04:16:22,563 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-19 04:16:22,566 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:16:22,756 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/witness.graphml [2023-11-19 04:16:22,757 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/witness.yml [2023-11-19 04:16:22,757 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:16:22,757 INFO L158 Benchmark]: Toolchain (without parser) took 54659.57ms. Allocated memory was 155.2MB in the beginning and 348.1MB in the end (delta: 192.9MB). Free memory was 105.4MB in the beginning and 257.9MB in the end (delta: -152.4MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2023-11-19 04:16:22,757 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 155.2MB. Free memory is still 126.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:16:22,758 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1212.55ms. Allocated memory is still 155.2MB. Free memory was 105.4MB in the beginning and 71.3MB in the end (delta: 34.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 04:16:22,758 INFO L158 Benchmark]: Boogie Procedure Inliner took 204.11ms. Allocated memory is still 155.2MB. Free memory was 71.3MB in the beginning and 62.0MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:16:22,758 INFO L158 Benchmark]: Boogie Preprocessor took 307.62ms. Allocated memory was 155.2MB in the beginning and 245.4MB in the end (delta: 90.2MB). Free memory was 62.0MB in the beginning and 205.4MB in the end (delta: -143.4MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2023-11-19 04:16:22,759 INFO L158 Benchmark]: RCFGBuilder took 5129.23ms. Allocated memory was 245.4MB in the beginning and 348.1MB in the end (delta: 102.8MB). Free memory was 205.4MB in the beginning and 174.3MB in the end (delta: 31.1MB). Peak memory consumption was 134.1MB. Max. memory is 16.1GB. [2023-11-19 04:16:22,759 INFO L158 Benchmark]: TraceAbstraction took 47542.11ms. Allocated memory is still 348.1MB. Free memory was 174.3MB in the beginning and 275.7MB in the end (delta: -101.4MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. [2023-11-19 04:16:22,759 INFO L158 Benchmark]: Witness Printer took 253.35ms. Allocated memory is still 348.1MB. Free memory was 275.7MB in the beginning and 257.9MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 04:16:22,762 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 155.2MB. Free memory is still 126.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1212.55ms. Allocated memory is still 155.2MB. Free memory was 105.4MB in the beginning and 71.3MB in the end (delta: 34.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 204.11ms. Allocated memory is still 155.2MB. Free memory was 71.3MB in the beginning and 62.0MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 307.62ms. Allocated memory was 155.2MB in the beginning and 245.4MB in the end (delta: 90.2MB). Free memory was 62.0MB in the beginning and 205.4MB in the end (delta: -143.4MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. * RCFGBuilder took 5129.23ms. Allocated memory was 245.4MB in the beginning and 348.1MB in the end (delta: 102.8MB). Free memory was 205.4MB in the beginning and 174.3MB in the end (delta: 31.1MB). Peak memory consumption was 134.1MB. Max. memory is 16.1GB. * TraceAbstraction took 47542.11ms. Allocated memory is still 348.1MB. Free memory was 174.3MB in the beginning and 275.7MB in the end (delta: -101.4MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. * Witness Printer took 253.35ms. Allocated memory is still 348.1MB. Free memory was 275.7MB in the beginning and 257.9MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 744]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 744]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 738]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 738]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 747]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 747]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 146 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 47.4s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 45.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 17 mSolverCounterUnknown, 321 SdHoareTripleChecker+Valid, 44.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 317 mSDsluCounter, 387 SdHoareTripleChecker+Invalid, 44.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 177 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 155 IncrementalHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 210 mSDtfsCounter, 155 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=146occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 45 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 48 LocationsWithAnnotation, 57 PreInvPairs, 92 NumberOfFragments, 345 HoareAnnotationTreeSize, 57 FomulaSimplifications, 260 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 48 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 98 ConstructedInterpolants, 0 QuantifiedInterpolants, 261 SizeOfPredicates, 5 NumberOfNonLiveVariables, 79 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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: 761]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: !((\old(cond) == 0)) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: !((\old(cond) == 0)) RESULT: Ultimate proved your program to be correct! [2023-11-19 04:16:22,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8dde66ac-7d1d-4667-a37f-6aed556d5053/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE