./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 80f1df6d4bc7961b41bec7d16d328ef23e1639399b1fb3a18bcdda9891a98148 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 07:22:30,411 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 07:22:30,504 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-17 07:22:30,509 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 07:22:30,509 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 07:22:30,535 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 07:22:30,536 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 07:22:30,537 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 07:22:30,537 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 07:22:30,538 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 07:22:30,538 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 07:22:30,539 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 07:22:30,539 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 07:22:30,541 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 07:22:30,541 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 07:22:30,542 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 07:22:30,542 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 07:22:30,542 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 07:22:30,542 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 07:22:30,543 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 07:22:30,543 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 07:22:30,546 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 07:22:30,546 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 07:22:30,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 07:22:30,547 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 07:22:30,547 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-17 07:22:30,547 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 07:22:30,548 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 07:22:30,548 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 07:22:30,548 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 07:22:30,549 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 07:22:30,549 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 07:22:30,549 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-17 07:22:30,550 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 07:22:30,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 07:22:30,551 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 07:22:30,551 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 07:22:30,551 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 07:22:30,552 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 07:22:30,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-17 07:22:30,552 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 07:22:30,552 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-17 07:22:30,552 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-17 07:22:30,553 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-17 07:22:30,553 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80f1df6d4bc7961b41bec7d16d328ef23e1639399b1fb3a18bcdda9891a98148 [2024-11-17 07:22:30,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 07:22:30,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 07:22:30,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 07:22:30,813 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 07:22:30,814 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 07:22:30,815 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i [2024-11-17 07:22:32,227 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 07:22:32,544 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 07:22:32,545 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i [2024-11-17 07:22:32,569 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a70563f76/24c55d0d6ad44738bd5a2581d6816a18/FLAGd258dd81c [2024-11-17 07:22:32,838 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a70563f76/24c55d0d6ad44738bd5a2581d6816a18 [2024-11-17 07:22:32,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 07:22:32,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 07:22:32,842 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 07:22:32,842 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 07:22:32,848 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 07:22:32,848 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 07:22:32" (1/1) ... [2024-11-17 07:22:32,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344d704a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:22:32, skipping insertion in model container [2024-11-17 07:22:32,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 07:22:32" (1/1) ... [2024-11-17 07:22:32,907 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 07:22:33,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 07:22:33,446 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 07:22:33,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 07:22:33,618 INFO L204 MainTranslator]: Completed translation [2024-11-17 07:22:33,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:22:33 WrapperNode [2024-11-17 07:22:33,619 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 07:22:33,620 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 07:22:33,620 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 07:22:33,620 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 07:22:33,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:22:33" (1/1) ... [2024-11-17 07:22:33,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:22:33" (1/1) ... [2024-11-17 07:22:33,804 INFO L138 Inliner]: procedures = 177, calls = 342, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1556 [2024-11-17 07:22:33,804 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 07:22:33,805 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 07:22:33,806 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 07:22:33,806 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 07:22:33,816 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:22:33" (1/1) ... [2024-11-17 07:22:33,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:22:33" (1/1) ... [2024-11-17 07:22:33,833 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:22:33" (1/1) ... [2024-11-17 07:22:33,931 INFO L175 MemorySlicer]: Split 304 memory accesses to 3 slices as follows [2, 34, 268]. 88 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 62 writes are split as follows [0, 4, 58]. [2024-11-17 07:22:33,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:22:33" (1/1) ... [2024-11-17 07:22:33,932 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:22:33" (1/1) ... [2024-11-17 07:22:33,975 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:22:33" (1/1) ... [2024-11-17 07:22:33,977 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:22:33" (1/1) ... [2024-11-17 07:22:33,985 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:22:33" (1/1) ... [2024-11-17 07:22:33,994 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:22:33" (1/1) ... [2024-11-17 07:22:34,008 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 07:22:34,010 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 07:22:34,010 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 07:22:34,011 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 07:22:34,012 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:22:33" (1/1) ... [2024-11-17 07:22:34,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 07:22:34,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:22:34,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-17 07:22:34,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-17 07:22:34,101 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-11-17 07:22:34,101 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-11-17 07:22:34,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-17 07:22:34,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-17 07:22:34,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-17 07:22:34,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-17 07:22:34,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-17 07:22:34,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-17 07:22:34,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-17 07:22:34,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-17 07:22:34,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-17 07:22:34,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-17 07:22:34,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-17 07:22:34,105 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-17 07:22:34,105 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-17 07:22:34,105 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-17 07:22:34,105 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2024-11-17 07:22:34,105 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2024-11-17 07:22:34,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-17 07:22:34,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 07:22:34,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-17 07:22:34,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-17 07:22:34,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-17 07:22:34,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-17 07:22:34,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-17 07:22:34,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-17 07:22:34,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-17 07:22:34,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-17 07:22:34,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 07:22:34,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-17 07:22:34,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-17 07:22:34,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 07:22:34,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 07:22:34,368 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 07:22:34,371 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 07:22:35,738 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L763: call ULTIMATE.dealloc(main_~#i~0#1.base, main_~#i~0#1.offset);havoc main_~#i~0#1.base, main_~#i~0#1.offset; [2024-11-17 07:22:35,853 INFO L? ?]: Removed 365 outVars from TransFormulas that were not future-live. [2024-11-17 07:22:35,855 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 07:22:35,912 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 07:22:35,912 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-17 07:22:35,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 07:22:35 BoogieIcfgContainer [2024-11-17 07:22:35,913 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 07:22:35,915 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-17 07:22:35,915 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-17 07:22:35,921 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-17 07:22:35,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 07:22:32" (1/3) ... [2024-11-17 07:22:35,922 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ec5a2f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 07:22:35, skipping insertion in model container [2024-11-17 07:22:35,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 07:22:33" (2/3) ... [2024-11-17 07:22:35,922 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ec5a2f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 07:22:35, skipping insertion in model container [2024-11-17 07:22:35,924 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 07:22:35" (3/3) ... [2024-11-17 07:22:35,925 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test8-2.i [2024-11-17 07:22:35,941 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-17 07:22:35,941 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-11-17 07:22:36,017 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-17 07:22:36,022 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, 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;@57e35c65, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 07:22:36,022 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-11-17 07:22:36,028 INFO L276 IsEmpty]: Start isEmpty. Operand has 495 states, 460 states have (on average 1.6217391304347826) internal successors, (746), 485 states have internal predecessors, (746), 22 states have call successors, (22), 4 states have call predecessors, (22), 4 states have return successors, (22), 8 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-17 07:22:36,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-17 07:22:36,034 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:22:36,034 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:22:36,035 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:22:36,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:22:36,040 INFO L85 PathProgramCache]: Analyzing trace with hash -203912516, now seen corresponding path program 1 times [2024-11-17 07:22:36,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:22:36,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348045282] [2024-11-17 07:22:36,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:22:36,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:22:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:36,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:22:36,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:22:36,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348045282] [2024-11-17 07:22:36,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348045282] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:22:36,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:22:36,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 07:22:36,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604092283] [2024-11-17 07:22:36,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:22:36,209 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-17 07:22:36,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:22:36,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-17 07:22:36,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-17 07:22:36,240 INFO L87 Difference]: Start difference. First operand has 495 states, 460 states have (on average 1.6217391304347826) internal successors, (746), 485 states have internal predecessors, (746), 22 states have call successors, (22), 4 states have call predecessors, (22), 4 states have return successors, (22), 8 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2024-11-17 07:22:36,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:22:36,410 INFO L93 Difference]: Finished difference Result 986 states and 1594 transitions. [2024-11-17 07:22:36,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 07:22:36,416 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 7 [2024-11-17 07:22:36,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:22:36,429 INFO L225 Difference]: With dead ends: 986 [2024-11-17 07:22:36,429 INFO L226 Difference]: Without dead ends: 451 [2024-11-17 07:22:36,439 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-17 07:22:36,442 INFO L432 NwaCegarLoop]: 667 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 667 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:22:36,446 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 667 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:22:36,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2024-11-17 07:22:36,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 451. [2024-11-17 07:22:36,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 451 states, 420 states have (on average 1.4619047619047618) internal successors, (614), 442 states have internal predecessors, (614), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-17 07:22:36,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 654 transitions. [2024-11-17 07:22:36,507 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 654 transitions. Word has length 7 [2024-11-17 07:22:36,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:22:36,508 INFO L471 AbstractCegarLoop]: Abstraction has 451 states and 654 transitions. [2024-11-17 07:22:36,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2024-11-17 07:22:36,508 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 654 transitions. [2024-11-17 07:22:36,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-17 07:22:36,509 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:22:36,509 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:22:36,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-17 07:22:36,509 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:22:36,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:22:36,510 INFO L85 PathProgramCache]: Analyzing trace with hash -203911555, now seen corresponding path program 1 times [2024-11-17 07:22:36,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:22:36,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991710714] [2024-11-17 07:22:36,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:22:36,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:22:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-17 07:22:36,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [719601268] [2024-11-17 07:22:36,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:22:36,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:22:36,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:22:36,562 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:22:36,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-17 07:22:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:36,754 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-17 07:22:36,759 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:22:36,795 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 [2024-11-17 07:22:36,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:22:36,838 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:22:36,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:22:36,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991710714] [2024-11-17 07:22:36,838 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-17 07:22:36,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [719601268] [2024-11-17 07:22:36,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [719601268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:22:36,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:22:36,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 07:22:36,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630270403] [2024-11-17 07:22:36,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:22:36,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:22:36,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:22:36,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:22:36,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:22:36,843 INFO L87 Difference]: Start difference. First operand 451 states and 654 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 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) [2024-11-17 07:22:37,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:22:37,117 INFO L93 Difference]: Finished difference Result 853 states and 1231 transitions. [2024-11-17 07:22:37,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:22:37,117 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 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 7 [2024-11-17 07:22:37,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:22:37,123 INFO L225 Difference]: With dead ends: 853 [2024-11-17 07:22:37,124 INFO L226 Difference]: Without dead ends: 851 [2024-11-17 07:22:37,125 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:22:37,127 INFO L432 NwaCegarLoop]: 588 mSDtfsCounter, 561 mSDsluCounter, 1170 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 566 SdHoareTripleChecker+Valid, 1758 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-17 07:22:37,127 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [566 Valid, 1758 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-17 07:22:37,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 851 states. [2024-11-17 07:22:37,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 851 to 457. [2024-11-17 07:22:37,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 426 states have (on average 1.4577464788732395) internal successors, (621), 448 states have internal predecessors, (621), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-17 07:22:37,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 661 transitions. [2024-11-17 07:22:37,174 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 661 transitions. Word has length 7 [2024-11-17 07:22:37,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:22:37,174 INFO L471 AbstractCegarLoop]: Abstraction has 457 states and 661 transitions. [2024-11-17 07:22:37,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 4 states have internal predecessors, (7), 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) [2024-11-17 07:22:37,175 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 661 transitions. [2024-11-17 07:22:37,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-17 07:22:37,181 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:22:37,182 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:22:37,199 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-17 07:22:37,382 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:22:37,383 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:22:37,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:22:37,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1053820737, now seen corresponding path program 1 times [2024-11-17 07:22:37,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:22:37,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536121238] [2024-11-17 07:22:37,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:22:37,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:22:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:37,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:22:37,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:22:37,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536121238] [2024-11-17 07:22:37,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536121238] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:22:37,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:22:37,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:22:37,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650794360] [2024-11-17 07:22:37,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:22:37,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:22:37,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:22:37,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:22:37,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:22:37,872 INFO L87 Difference]: Start difference. First operand 457 states and 661 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:22:38,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:22:38,127 INFO L93 Difference]: Finished difference Result 1086 states and 1578 transitions. [2024-11-17 07:22:38,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 07:22:38,127 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2024-11-17 07:22:38,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:22:38,131 INFO L225 Difference]: With dead ends: 1086 [2024-11-17 07:22:38,131 INFO L226 Difference]: Without dead ends: 850 [2024-11-17 07:22:38,133 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:22:38,133 INFO L432 NwaCegarLoop]: 632 mSDtfsCounter, 561 mSDsluCounter, 1215 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 566 SdHoareTripleChecker+Valid, 1847 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-17 07:22:38,134 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [566 Valid, 1847 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-17 07:22:38,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 850 states. [2024-11-17 07:22:38,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 850 to 457. [2024-11-17 07:22:38,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 426 states have (on average 1.4553990610328638) internal successors, (620), 448 states have internal predecessors, (620), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-17 07:22:38,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 660 transitions. [2024-11-17 07:22:38,153 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 660 transitions. Word has length 73 [2024-11-17 07:22:38,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:22:38,153 INFO L471 AbstractCegarLoop]: Abstraction has 457 states and 660 transitions. [2024-11-17 07:22:38,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:22:38,154 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 660 transitions. [2024-11-17 07:22:38,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-17 07:22:38,160 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:22:38,160 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:22:38,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-17 07:22:38,160 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:22:38,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:22:38,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1760249037, now seen corresponding path program 1 times [2024-11-17 07:22:38,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:22:38,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109653707] [2024-11-17 07:22:38,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:22:38,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:22:38,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:38,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:22:38,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:22:38,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109653707] [2024-11-17 07:22:38,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109653707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:22:38,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:22:38,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 07:22:38,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243954903] [2024-11-17 07:22:38,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:22:38,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 07:22:38,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:22:38,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 07:22:38,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:22:38,440 INFO L87 Difference]: Start difference. First operand 457 states and 660 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:22:38,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:22:38,585 INFO L93 Difference]: Finished difference Result 926 states and 1342 transitions. [2024-11-17 07:22:38,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 07:22:38,586 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-11-17 07:22:38,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:22:38,588 INFO L225 Difference]: With dead ends: 926 [2024-11-17 07:22:38,589 INFO L226 Difference]: Without dead ends: 477 [2024-11-17 07:22:38,591 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:22:38,592 INFO L432 NwaCegarLoop]: 592 mSDtfsCounter, 8 mSDsluCounter, 577 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 1169 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:22:38,594 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 1169 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:22:38,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2024-11-17 07:22:38,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 477. [2024-11-17 07:22:38,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 477 states, 446 states have (on average 1.4349775784753362) internal successors, (640), 468 states have internal predecessors, (640), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-17 07:22:38,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 680 transitions. [2024-11-17 07:22:38,611 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 680 transitions. Word has length 85 [2024-11-17 07:22:38,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:22:38,611 INFO L471 AbstractCegarLoop]: Abstraction has 477 states and 680 transitions. [2024-11-17 07:22:38,612 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:22:38,612 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 680 transitions. [2024-11-17 07:22:38,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-17 07:22:38,613 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:22:38,614 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:22:38,614 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-17 07:22:38,614 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:22:38,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:22:38,615 INFO L85 PathProgramCache]: Analyzing trace with hash -604099154, now seen corresponding path program 1 times [2024-11-17 07:22:38,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:22:38,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612288954] [2024-11-17 07:22:38,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:22:38,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:22:38,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:38,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:22:38,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:22:38,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612288954] [2024-11-17 07:22:38,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612288954] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:22:38,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:22:38,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:22:38,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273768929] [2024-11-17 07:22:38,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:22:38,846 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 07:22:38,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:22:38,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 07:22:38,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 07:22:38,846 INFO L87 Difference]: Start difference. First operand 477 states and 680 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:22:38,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:22:38,987 INFO L93 Difference]: Finished difference Result 884 states and 1263 transitions. [2024-11-17 07:22:38,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 07:22:38,988 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-11-17 07:22:38,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:22:38,990 INFO L225 Difference]: With dead ends: 884 [2024-11-17 07:22:38,990 INFO L226 Difference]: Without dead ends: 415 [2024-11-17 07:22:38,991 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:22:38,993 INFO L432 NwaCegarLoop]: 516 mSDtfsCounter, 32 mSDsluCounter, 1017 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 1533 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-17 07:22:38,994 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 1533 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-17 07:22:38,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2024-11-17 07:22:39,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 415. [2024-11-17 07:22:39,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415 states, 384 states have (on average 1.40625) internal successors, (540), 406 states have internal predecessors, (540), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-17 07:22:39,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 580 transitions. [2024-11-17 07:22:39,007 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 580 transitions. Word has length 85 [2024-11-17 07:22:39,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:22:39,008 INFO L471 AbstractCegarLoop]: Abstraction has 415 states and 580 transitions. [2024-11-17 07:22:39,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:22:39,008 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 580 transitions. [2024-11-17 07:22:39,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-17 07:22:39,009 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:22:39,009 INFO L215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:22:39,009 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-17 07:22:39,009 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:22:39,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:22:39,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1056151353, now seen corresponding path program 1 times [2024-11-17 07:22:39,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:22:39,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456626880] [2024-11-17 07:22:39,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:22:39,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:22:39,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:39,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 07:22:39,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:22:39,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456626880] [2024-11-17 07:22:39,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456626880] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:22:39,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:22:39,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 07:22:39,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120800518] [2024-11-17 07:22:39,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:22:39,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 07:22:39,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:22:39,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 07:22:39,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 07:22:39,176 INFO L87 Difference]: Start difference. First operand 415 states and 580 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:22:39,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:22:39,376 INFO L93 Difference]: Finished difference Result 1078 states and 1515 transitions. [2024-11-17 07:22:39,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 07:22:39,377 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2024-11-17 07:22:39,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:22:39,383 INFO L225 Difference]: With dead ends: 1078 [2024-11-17 07:22:39,383 INFO L226 Difference]: Without dead ends: 671 [2024-11-17 07:22:39,384 INFO L431 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 [2024-11-17 07:22:39,385 INFO L432 NwaCegarLoop]: 714 mSDtfsCounter, 299 mSDsluCounter, 515 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 1229 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-17 07:22:39,387 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [300 Valid, 1229 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-17 07:22:39,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 671 states. [2024-11-17 07:22:39,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 671 to 668. [2024-11-17 07:22:39,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 668 states, 636 states have (on average 1.4119496855345912) internal successors, (898), 658 states have internal predecessors, (898), 21 states have call successors, (21), 3 states have call predecessors, (21), 3 states have return successors, (21), 7 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-17 07:22:39,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 668 states and 940 transitions. [2024-11-17 07:22:39,413 INFO L78 Accepts]: Start accepts. Automaton has 668 states and 940 transitions. Word has length 85 [2024-11-17 07:22:39,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:22:39,414 INFO L471 AbstractCegarLoop]: Abstraction has 668 states and 940 transitions. [2024-11-17 07:22:39,415 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 07:22:39,415 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 940 transitions. [2024-11-17 07:22:39,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-17 07:22:39,417 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:22:39,418 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:22:39,418 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-17 07:22:39,418 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:22:39,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:22:39,419 INFO L85 PathProgramCache]: Analyzing trace with hash 989942913, now seen corresponding path program 1 times [2024-11-17 07:22:39,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:22:39,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790306073] [2024-11-17 07:22:39,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:22:39,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:22:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:39,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:22:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:39,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:22:39,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:39,721 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:22:39,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:22:39,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790306073] [2024-11-17 07:22:39,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790306073] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:22:39,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:22:39,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 07:22:39,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029195034] [2024-11-17 07:22:39,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:22:39,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 07:22:39,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:22:39,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 07:22:39,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 07:22:39,728 INFO L87 Difference]: Start difference. First operand 668 states and 940 transitions. Second operand has 5 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:22:40,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:22:40,329 INFO L93 Difference]: Finished difference Result 777 states and 1104 transitions. [2024-11-17 07:22:40,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 07:22:40,330 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 100 [2024-11-17 07:22:40,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:22:40,334 INFO L225 Difference]: With dead ends: 777 [2024-11-17 07:22:40,335 INFO L226 Difference]: Without dead ends: 775 [2024-11-17 07:22:40,335 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-17 07:22:40,336 INFO L432 NwaCegarLoop]: 466 mSDtfsCounter, 249 mSDsluCounter, 1314 mSDsCounter, 0 mSdLazyCounter, 439 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 1780 SdHoareTripleChecker+Invalid, 482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-17 07:22:40,336 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 1780 Invalid, 482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 439 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-17 07:22:40,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 775 states. [2024-11-17 07:22:40,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 775 to 739. [2024-11-17 07:22:40,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 739 states, 702 states have (on average 1.398860398860399) internal successors, (982), 724 states have internal predecessors, (982), 25 states have call successors, (25), 5 states have call predecessors, (25), 4 states have return successors, (25), 10 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-17 07:22:40,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 1032 transitions. [2024-11-17 07:22:40,387 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 1032 transitions. Word has length 100 [2024-11-17 07:22:40,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:22:40,388 INFO L471 AbstractCegarLoop]: Abstraction has 739 states and 1032 transitions. [2024-11-17 07:22:40,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 23.0) internal successors, (92), 4 states have internal predecessors, (92), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-17 07:22:40,388 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1032 transitions. [2024-11-17 07:22:40,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-17 07:22:40,389 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:22:40,389 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:22:40,389 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-17 07:22:40,389 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:22:40,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:22:40,390 INFO L85 PathProgramCache]: Analyzing trace with hash -1040376496, now seen corresponding path program 1 times [2024-11-17 07:22:40,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:22:40,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520243026] [2024-11-17 07:22:40,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:22:40,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:22:40,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:40,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:22:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:40,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:22:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:40,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-17 07:22:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:40,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 07:22:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:40,768 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:22:40,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:22:40,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520243026] [2024-11-17 07:22:40,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520243026] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:22:40,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 07:22:40,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 07:22:40,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514165552] [2024-11-17 07:22:40,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:22:40,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-17 07:22:40,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:22:40,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 07:22:40,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-17 07:22:40,774 INFO L87 Difference]: Start difference. First operand 739 states and 1032 transitions. Second operand has 6 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:22:41,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:22:41,475 INFO L93 Difference]: Finished difference Result 979 states and 1377 transitions. [2024-11-17 07:22:41,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-17 07:22:41,475 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 113 [2024-11-17 07:22:41,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:22:41,480 INFO L225 Difference]: With dead ends: 979 [2024-11-17 07:22:41,480 INFO L226 Difference]: Without dead ends: 977 [2024-11-17 07:22:41,480 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-17 07:22:41,481 INFO L432 NwaCegarLoop]: 441 mSDtfsCounter, 464 mSDsluCounter, 1659 mSDsCounter, 0 mSdLazyCounter, 644 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 482 SdHoareTripleChecker+Valid, 2100 SdHoareTripleChecker+Invalid, 678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-17 07:22:41,481 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [482 Valid, 2100 Invalid, 678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 644 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-17 07:22:41,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2024-11-17 07:22:41,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 742. [2024-11-17 07:22:41,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 742 states, 705 states have (on average 1.3971631205673758) internal successors, (985), 726 states have internal predecessors, (985), 25 states have call successors, (25), 5 states have call predecessors, (25), 4 states have return successors, (25), 11 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-17 07:22:41,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 1035 transitions. [2024-11-17 07:22:41,502 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 1035 transitions. Word has length 113 [2024-11-17 07:22:41,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:22:41,502 INFO L471 AbstractCegarLoop]: Abstraction has 742 states and 1035 transitions. [2024-11-17 07:22:41,502 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.4) internal successors, (102), 4 states have internal predecessors, (102), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-17 07:22:41,503 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1035 transitions. [2024-11-17 07:22:41,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-17 07:22:41,504 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:22:41,504 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:22:41,504 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-17 07:22:41,504 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:22:41,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:22:41,505 INFO L85 PathProgramCache]: Analyzing trace with hash 923709999, now seen corresponding path program 1 times [2024-11-17 07:22:41,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:22:41,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063758923] [2024-11-17 07:22:41,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:22:41,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:22:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:41,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-17 07:22:41,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:41,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-17 07:22:41,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:41,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-17 07:22:41,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:41,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 07:22:41,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:41,964 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-17 07:22:41,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:22:41,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063758923] [2024-11-17 07:22:41,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063758923] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:22:41,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [230569123] [2024-11-17 07:22:41,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:22:41,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:22:41,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:22:41,966 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:22:41,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-17 07:22:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:42,331 INFO L255 TraceCheckSpWp]: Trace formula consists of 640 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-17 07:22:42,340 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:22:42,346 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 [2024-11-17 07:22:42,365 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 [2024-11-17 07:22:42,387 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 27 treesize of output 11 [2024-11-17 07:22:43,133 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 07:22:43,133 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 07:22:43,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [230569123] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 07:22:43,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 07:22:43,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [6] total 15 [2024-11-17 07:22:43,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477621387] [2024-11-17 07:22:43,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 07:22:43,135 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-17 07:22:43,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 07:22:43,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-17 07:22:43,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2024-11-17 07:22:43,136 INFO L87 Difference]: Start difference. First operand 742 states and 1035 transitions. Second operand has 11 states, 11 states have (on average 9.909090909090908) internal successors, (109), 11 states have internal predecessors, (109), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:22:44,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 07:22:44,457 INFO L93 Difference]: Finished difference Result 1667 states and 2348 transitions. [2024-11-17 07:22:44,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 07:22:44,458 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.909090909090908) internal successors, (109), 11 states have internal predecessors, (109), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 120 [2024-11-17 07:22:44,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 07:22:44,462 INFO L225 Difference]: With dead ends: 1667 [2024-11-17 07:22:44,462 INFO L226 Difference]: Without dead ends: 973 [2024-11-17 07:22:44,463 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=103, Invalid=403, Unknown=0, NotChecked=0, Total=506 [2024-11-17 07:22:44,464 INFO L432 NwaCegarLoop]: 506 mSDtfsCounter, 597 mSDsluCounter, 2274 mSDsCounter, 0 mSdLazyCounter, 671 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 2780 SdHoareTripleChecker+Invalid, 676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-17 07:22:44,464 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [601 Valid, 2780 Invalid, 676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 671 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-17 07:22:44,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2024-11-17 07:22:44,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 742. [2024-11-17 07:22:44,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 742 states, 705 states have (on average 1.3957446808510638) internal successors, (984), 726 states have internal predecessors, (984), 25 states have call successors, (25), 5 states have call predecessors, (25), 4 states have return successors, (25), 11 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-17 07:22:44,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 742 states and 1034 transitions. [2024-11-17 07:22:44,488 INFO L78 Accepts]: Start accepts. Automaton has 742 states and 1034 transitions. Word has length 120 [2024-11-17 07:22:44,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 07:22:44,488 INFO L471 AbstractCegarLoop]: Abstraction has 742 states and 1034 transitions. [2024-11-17 07:22:44,488 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.909090909090908) internal successors, (109), 11 states have internal predecessors, (109), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-17 07:22:44,489 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1034 transitions. [2024-11-17 07:22:44,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-17 07:22:44,492 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 07:22:44,492 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 07:22:44,512 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-17 07:22:44,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-11-17 07:22:44,697 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [test_intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, test_intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-17 07:22:44,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 07:22:44,697 INFO L85 PathProgramCache]: Analyzing trace with hash 845525303, now seen corresponding path program 1 times [2024-11-17 07:22:44,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 07:22:44,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223187248] [2024-11-17 07:22:44,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:22:44,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 07:22:44,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:45,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-17 07:22:45,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:45,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-17 07:22:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:45,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-17 07:22:45,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:45,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-17 07:22:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:45,113 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-17 07:22:45,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 07:22:45,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223187248] [2024-11-17 07:22:45,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223187248] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 07:22:45,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [789329551] [2024-11-17 07:22:45,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 07:22:45,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 07:22:45,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 07:22:45,115 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-17 07:22:45,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-17 07:22:45,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 07:22:45,501 INFO L255 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-17 07:22:45,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 07:23:54,572 WARN L286 SmtUtils]: Spent 5.33s on a formula simplification. DAG size of input: 30 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)