./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_10_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_10_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme --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 64bit --witnessprinter.graph.data.programhash 0dd36357b099290ebc72e44f6f93fe472c0ecaa736f1b316df875c7c57e25b1d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:56:26,863 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:56:26,929 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-26 11:56:26,935 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:56:26,935 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:56:26,961 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:56:26,962 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:56:26,963 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:56:26,964 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:56:26,965 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:56:26,965 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:56:26,966 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:56:26,967 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:56:26,968 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:56:26,968 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:56:26,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:56:26,970 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:56:26,970 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:56:26,971 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:56:26,971 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:56:26,972 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:56:26,973 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:56:26,973 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-26 11:56:26,974 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 11:56:26,974 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:56:26,975 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:56:26,976 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:56:26,976 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:56:26,977 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:56:26,977 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:56:26,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:56:26,978 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:56:26,979 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:56:26,979 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:56:26,980 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:56:26,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:56:26,981 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:56:26,981 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:56:26,982 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:56:26,982 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:56:26,983 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:56:26,983 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dd36357b099290ebc72e44f6f93fe472c0ecaa736f1b316df875c7c57e25b1d [2023-11-26 11:56:27,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:56:27,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:56:27,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:56:27,254 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:56:27,254 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:56:27,256 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_10_good.i [2023-11-26 11:56:30,503 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:56:30,977 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:56:30,977 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_10_good.i [2023-11-26 11:56:31,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/data/78c43f042/31779f0baa294354b00c8c4c7fd940fa/FLAG7eaa9a095 [2023-11-26 11:56:31,033 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/data/78c43f042/31779f0baa294354b00c8c4c7fd940fa [2023-11-26 11:56:31,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:56:31,043 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:56:31,047 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:56:31,047 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:56:31,053 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:56:31,053 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:56:31" (1/1) ... [2023-11-26 11:56:31,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53f1463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:31, skipping insertion in model container [2023-11-26 11:56:31,055 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:56:31" (1/1) ... [2023-11-26 11:56:31,142 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:56:32,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:56:32,267 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:56:32,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:56:32,538 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:56:32,539 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:56:32,539 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:56:32,539 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:56:32,547 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:56:32,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:32 WrapperNode [2023-11-26 11:56:32,548 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:56:32,549 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:56:32,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:56:32,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:56:32,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:32" (1/1) ... [2023-11-26 11:56:32,602 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:32" (1/1) ... [2023-11-26 11:56:32,668 INFO L138 Inliner]: procedures = 502, calls = 70, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 191 [2023-11-26 11:56:32,669 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:56:32,670 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:56:32,670 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:56:32,670 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:56:32,682 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:32" (1/1) ... [2023-11-26 11:56:32,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:32" (1/1) ... [2023-11-26 11:56:32,686 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:32" (1/1) ... [2023-11-26 11:56:32,718 INFO L175 MemorySlicer]: Split 1 memory accesses to 1 slices as follows [1]. 100 percent of accesses are in the largest equivalence class. The 1 initializations are split as follows [1]. The 0 writes are split as follows [0]. [2023-11-26 11:56:32,718 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:32" (1/1) ... [2023-11-26 11:56:32,719 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:32" (1/1) ... [2023-11-26 11:56:32,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:32" (1/1) ... [2023-11-26 11:56:32,737 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:32" (1/1) ... [2023-11-26 11:56:32,742 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:32" (1/1) ... [2023-11-26 11:56:32,747 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:32" (1/1) ... [2023-11-26 11:56:32,751 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:56:32,756 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:56:32,757 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:56:32,757 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:56:32,758 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:32" (1/1) ... [2023-11-26 11:56:32,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:56:32,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:56:32,797 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:56:32,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:56:32,843 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-26 11:56:32,843 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-26 11:56:32,843 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-26 11:56:32,844 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-26 11:56:32,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:56:32,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:56:32,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:56:32,845 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-26 11:56:32,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:56:33,053 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:56:33,056 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:56:33,500 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:56:33,526 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:56:33,533 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 11:56:33,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:56:33 BoogieIcfgContainer [2023-11-26 11:56:33,534 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:56:33,537 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:56:33,540 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:56:33,543 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:56:33,544 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:56:31" (1/3) ... [2023-11-26 11:56:33,545 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ecf1cdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:56:33, skipping insertion in model container [2023-11-26 11:56:33,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:56:32" (2/3) ... [2023-11-26 11:56:33,546 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ecf1cdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:56:33, skipping insertion in model container [2023-11-26 11:56:33,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:56:33" (3/3) ... [2023-11-26 11:56:33,550 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_sub_10_good.i [2023-11-26 11:56:33,572 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:56:33,573 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-11-26 11:56:33,624 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:56:33,631 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@1e3c991c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:56:33,632 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-11-26 11:56:33,635 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 73 states have (on average 1.6164383561643836) internal successors, (118), 81 states have internal predecessors, (118), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-26 11:56:33,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-26 11:56:33,643 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:33,643 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:33,644 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 11:56:33,648 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:33,648 INFO L85 PathProgramCache]: Analyzing trace with hash -2072687130, now seen corresponding path program 1 times [2023-11-26 11:56:33,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:33,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610197236] [2023-11-26 11:56:33,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:33,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:33,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:56:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:33,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:56:33,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:33,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610197236] [2023-11-26 11:56:33,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610197236] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:33,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:33,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 11:56:33,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538435414] [2023-11-26 11:56:33,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:33,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:56:33,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:34,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:56:34,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:34,028 INFO L87 Difference]: Start difference. First operand has 94 states, 73 states have (on average 1.6164383561643836) internal successors, (118), 81 states have internal predecessors, (118), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:56:34,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:34,114 INFO L93 Difference]: Finished difference Result 166 states and 239 transitions. [2023-11-26 11:56:34,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:56:34,117 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2023-11-26 11:56:34,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:34,126 INFO L225 Difference]: With dead ends: 166 [2023-11-26 11:56:34,126 INFO L226 Difference]: Without dead ends: 88 [2023-11-26 11:56:34,130 INFO L412 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 [2023-11-26 11:56:34,134 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 129 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:34,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 122 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:56:34,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-26 11:56:34,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-26 11:56:34,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 70 states have (on average 1.542857142857143) internal successors, (108), 77 states have internal predecessors, (108), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-26 11:56:34,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 124 transitions. [2023-11-26 11:56:34,186 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 124 transitions. Word has length 11 [2023-11-26 11:56:34,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:34,187 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 124 transitions. [2023-11-26 11:56:34,188 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:56:34,188 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 124 transitions. [2023-11-26 11:56:34,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-26 11:56:34,190 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:34,190 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:34,190 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 11:56:34,191 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 11:56:34,191 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:34,192 INFO L85 PathProgramCache]: Analyzing trace with hash 647366919, now seen corresponding path program 1 times [2023-11-26 11:56:34,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:34,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592503858] [2023-11-26 11:56:34,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:34,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:34,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:56:34,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:34,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:56:34,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:34,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592503858] [2023-11-26 11:56:34,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592503858] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:34,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:34,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:56:34,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700637057] [2023-11-26 11:56:34,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:34,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:56:34,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:34,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:56:34,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:34,326 INFO L87 Difference]: Start difference. First operand 88 states and 124 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:56:34,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:34,355 INFO L93 Difference]: Finished difference Result 89 states and 125 transitions. [2023-11-26 11:56:34,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:56:34,356 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2023-11-26 11:56:34,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:34,359 INFO L225 Difference]: With dead ends: 89 [2023-11-26 11:56:34,359 INFO L226 Difference]: Without dead ends: 88 [2023-11-26 11:56:34,359 INFO L412 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 [2023-11-26 11:56:34,361 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 35 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:34,362 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 198 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:56:34,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-26 11:56:34,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 87. [2023-11-26 11:56:34,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 70 states have (on average 1.5285714285714285) internal successors, (107), 76 states have internal predecessors, (107), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-26 11:56:34,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 123 transitions. [2023-11-26 11:56:34,378 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 123 transitions. Word has length 17 [2023-11-26 11:56:34,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:34,379 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 123 transitions. [2023-11-26 11:56:34,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:56:34,380 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 123 transitions. [2023-11-26 11:56:34,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-26 11:56:34,381 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:34,381 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:34,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 11:56:34,382 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 11:56:34,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:34,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1406461852, now seen corresponding path program 1 times [2023-11-26 11:56:34,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:34,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434210886] [2023-11-26 11:56:34,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:34,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:34,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:34,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:56:34,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:34,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:56:34,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:34,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434210886] [2023-11-26 11:56:34,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434210886] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:34,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:34,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:56:34,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636276610] [2023-11-26 11:56:34,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:34,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:56:34,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:34,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:56:34,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:34,679 INFO L87 Difference]: Start difference. First operand 87 states and 123 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:56:34,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:34,732 INFO L93 Difference]: Finished difference Result 87 states and 123 transitions. [2023-11-26 11:56:34,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:56:34,733 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18 [2023-11-26 11:56:34,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:34,735 INFO L225 Difference]: With dead ends: 87 [2023-11-26 11:56:34,740 INFO L226 Difference]: Without dead ends: 86 [2023-11-26 11:56:34,741 INFO L412 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 [2023-11-26 11:56:34,743 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 37 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:34,743 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 190 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:56:34,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-26 11:56:34,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-26 11:56:34,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 70 states have (on average 1.5142857142857142) internal successors, (106), 75 states have internal predecessors, (106), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-26 11:56:34,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 122 transitions. [2023-11-26 11:56:34,768 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 122 transitions. Word has length 18 [2023-11-26 11:56:34,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:34,769 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 122 transitions. [2023-11-26 11:56:34,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-26 11:56:34,770 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 122 transitions. [2023-11-26 11:56:34,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-26 11:56:34,773 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:34,773 INFO L195 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] [2023-11-26 11:56:34,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 11:56:34,775 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 11:56:34,776 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:34,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1013356556, now seen corresponding path program 1 times [2023-11-26 11:56:34,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:34,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034542986] [2023-11-26 11:56:34,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:34,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:34,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:56:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:34,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-26 11:56:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:34,946 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-26 11:56:34,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:34,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034542986] [2023-11-26 11:56:34,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034542986] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:34,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:34,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 11:56:34,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295211206] [2023-11-26 11:56:34,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:34,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:56:34,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:34,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:56:34,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:34,950 INFO L87 Difference]: Start difference. First operand 86 states and 122 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:56:34,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:34,992 INFO L93 Difference]: Finished difference Result 138 states and 190 transitions. [2023-11-26 11:56:34,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:56:34,994 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 32 [2023-11-26 11:56:34,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:34,998 INFO L225 Difference]: With dead ends: 138 [2023-11-26 11:56:34,998 INFO L226 Difference]: Without dead ends: 82 [2023-11-26 11:56:34,999 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:35,000 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 104 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:35,000 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 110 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:56:35,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-26 11:56:35,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-26 11:56:35,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 68 states have (on average 1.5) internal successors, (102), 73 states have internal predecessors, (102), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-26 11:56:35,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 114 transitions. [2023-11-26 11:56:35,013 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 114 transitions. Word has length 32 [2023-11-26 11:56:35,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:35,013 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 114 transitions. [2023-11-26 11:56:35,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:56:35,014 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2023-11-26 11:56:35,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-26 11:56:35,016 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:35,016 INFO L195 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] [2023-11-26 11:56:35,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-26 11:56:35,017 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 11:56:35,017 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:35,018 INFO L85 PathProgramCache]: Analyzing trace with hash -89479332, now seen corresponding path program 1 times [2023-11-26 11:56:35,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:35,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411635885] [2023-11-26 11:56:35,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:35,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:35,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:56:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-26 11:56:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-26 11:56:35,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:35,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411635885] [2023-11-26 11:56:35,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411635885] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:35,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:35,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:56:35,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983037357] [2023-11-26 11:56:35,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:35,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:56:35,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:35,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:56:35,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:35,095 INFO L87 Difference]: Start difference. First operand 82 states and 114 transitions. Second operand has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-26 11:56:35,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:35,120 INFO L93 Difference]: Finished difference Result 83 states and 115 transitions. [2023-11-26 11:56:35,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:56:35,120 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2023-11-26 11:56:35,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:35,122 INFO L225 Difference]: With dead ends: 83 [2023-11-26 11:56:35,122 INFO L226 Difference]: Without dead ends: 82 [2023-11-26 11:56:35,123 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:35,124 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 35 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:35,125 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 178 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:56:35,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-26 11:56:35,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 81. [2023-11-26 11:56:35,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 68 states have (on average 1.4852941176470589) internal successors, (101), 72 states have internal predecessors, (101), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-26 11:56:35,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 113 transitions. [2023-11-26 11:56:35,137 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 113 transitions. Word has length 33 [2023-11-26 11:56:35,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:35,138 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 113 transitions. [2023-11-26 11:56:35,138 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-26 11:56:35,138 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 113 transitions. [2023-11-26 11:56:35,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-26 11:56:35,140 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:35,140 INFO L195 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] [2023-11-26 11:56:35,140 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-26 11:56:35,141 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 11:56:35,141 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:35,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1521108242, now seen corresponding path program 1 times [2023-11-26 11:56:35,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:35,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241582424] [2023-11-26 11:56:35,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:35,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:56:35,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-26 11:56:35,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-26 11:56:35,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:35,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241582424] [2023-11-26 11:56:35,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241582424] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:35,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:35,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:56:35,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215793456] [2023-11-26 11:56:35,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:35,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:56:35,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:35,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:56:35,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:35,274 INFO L87 Difference]: Start difference. First operand 81 states and 113 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-26 11:56:35,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:35,295 INFO L93 Difference]: Finished difference Result 81 states and 113 transitions. [2023-11-26 11:56:35,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:56:35,296 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 34 [2023-11-26 11:56:35,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:35,297 INFO L225 Difference]: With dead ends: 81 [2023-11-26 11:56:35,297 INFO L226 Difference]: Without dead ends: 80 [2023-11-26 11:56:35,297 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:35,308 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 35 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:35,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 173 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:56:35,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-26 11:56:35,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-26 11:56:35,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 68 states have (on average 1.4705882352941178) internal successors, (100), 71 states have internal predecessors, (100), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-26 11:56:35,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 112 transitions. [2023-11-26 11:56:35,318 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 112 transitions. Word has length 34 [2023-11-26 11:56:35,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:35,319 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 112 transitions. [2023-11-26 11:56:35,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-26 11:56:35,319 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 112 transitions. [2023-11-26 11:56:35,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-26 11:56:35,330 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:35,331 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:35,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-26 11:56:35,334 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 11:56:35,335 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:35,335 INFO L85 PathProgramCache]: Analyzing trace with hash 68438320, now seen corresponding path program 1 times [2023-11-26 11:56:35,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:35,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869079305] [2023-11-26 11:56:35,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:35,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:35,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:56:35,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-26 11:56:35,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-26 11:56:35,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,410 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-26 11:56:35,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:35,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869079305] [2023-11-26 11:56:35,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869079305] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:35,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:35,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:56:35,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523987854] [2023-11-26 11:56:35,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:35,412 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:56:35,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:35,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:56:35,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:35,413 INFO L87 Difference]: Start difference. First operand 80 states and 112 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-26 11:56:35,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:35,434 INFO L93 Difference]: Finished difference Result 80 states and 112 transitions. [2023-11-26 11:56:35,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:56:35,435 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 42 [2023-11-26 11:56:35,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:35,437 INFO L225 Difference]: With dead ends: 80 [2023-11-26 11:56:35,437 INFO L226 Difference]: Without dead ends: 79 [2023-11-26 11:56:35,437 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:35,440 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 4 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:35,440 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 206 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:56:35,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-26 11:56:35,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-26 11:56:35,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 68 states have (on average 1.4558823529411764) internal successors, (99), 70 states have internal predecessors, (99), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-26 11:56:35,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 111 transitions. [2023-11-26 11:56:35,451 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 111 transitions. Word has length 42 [2023-11-26 11:56:35,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:35,451 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 111 transitions. [2023-11-26 11:56:35,452 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-26 11:56:35,452 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2023-11-26 11:56:35,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-26 11:56:35,453 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:35,454 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:35,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-26 11:56:35,454 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 11:56:35,455 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:35,455 INFO L85 PathProgramCache]: Analyzing trace with hash 2121588184, now seen corresponding path program 1 times [2023-11-26 11:56:35,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:35,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748220664] [2023-11-26 11:56:35,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:35,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:35,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:56:35,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-26 11:56:35,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-26 11:56:35,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,558 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-26 11:56:35,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:35,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748220664] [2023-11-26 11:56:35,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748220664] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:35,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:35,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:56:35,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396017834] [2023-11-26 11:56:35,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:35,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:56:35,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:35,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:56:35,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:35,561 INFO L87 Difference]: Start difference. First operand 79 states and 111 transitions. Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-26 11:56:35,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:35,582 INFO L93 Difference]: Finished difference Result 79 states and 111 transitions. [2023-11-26 11:56:35,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:56:35,583 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 43 [2023-11-26 11:56:35,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:35,586 INFO L225 Difference]: With dead ends: 79 [2023-11-26 11:56:35,586 INFO L226 Difference]: Without dead ends: 78 [2023-11-26 11:56:35,586 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:35,588 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 2 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:35,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 206 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:56:35,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-26 11:56:35,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-26 11:56:35,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 68 states have (on average 1.4411764705882353) internal successors, (98), 69 states have internal predecessors, (98), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-26 11:56:35,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 110 transitions. [2023-11-26 11:56:35,613 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 110 transitions. Word has length 43 [2023-11-26 11:56:35,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:35,613 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 110 transitions. [2023-11-26 11:56:35,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-26 11:56:35,614 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2023-11-26 11:56:35,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-26 11:56:35,619 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:35,619 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:35,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-26 11:56:35,621 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 11:56:35,621 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:35,622 INFO L85 PathProgramCache]: Analyzing trace with hash -818563595, now seen corresponding path program 1 times [2023-11-26 11:56:35,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:35,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489225732] [2023-11-26 11:56:35,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:35,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:56:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-26 11:56:35,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-26 11:56:35,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-26 11:56:35,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,730 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-26 11:56:35,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:35,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489225732] [2023-11-26 11:56:35,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489225732] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:35,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:35,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:56:35,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970378782] [2023-11-26 11:56:35,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:35,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:56:35,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:35,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:56:35,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:35,735 INFO L87 Difference]: Start difference. First operand 78 states and 110 transitions. Second operand has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 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) [2023-11-26 11:56:35,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:35,755 INFO L93 Difference]: Finished difference Result 78 states and 110 transitions. [2023-11-26 11:56:35,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:56:35,755 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 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 51 [2023-11-26 11:56:35,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:35,757 INFO L225 Difference]: With dead ends: 78 [2023-11-26 11:56:35,757 INFO L226 Difference]: Without dead ends: 77 [2023-11-26 11:56:35,758 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:35,761 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 2 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:35,762 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 207 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:56:35,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-26 11:56:35,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-26 11:56:35,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 68 states have (on average 1.4264705882352942) internal successors, (97), 68 states have internal predecessors, (97), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-26 11:56:35,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 109 transitions. [2023-11-26 11:56:35,777 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 109 transitions. Word has length 51 [2023-11-26 11:56:35,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:35,778 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 109 transitions. [2023-11-26 11:56:35,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 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) [2023-11-26 11:56:35,778 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2023-11-26 11:56:35,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-26 11:56:35,779 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:56:35,779 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:35,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-26 11:56:35,780 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-26 11:56:35,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:56:35,780 INFO L85 PathProgramCache]: Analyzing trace with hash 394332614, now seen corresponding path program 1 times [2023-11-26 11:56:35,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:56:35,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206680046] [2023-11-26 11:56:35,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:56:35,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:56:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:56:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-26 11:56:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-26 11:56:35,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-26 11:56:35,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:56:35,890 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-26 11:56:35,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:56:35,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206680046] [2023-11-26 11:56:35,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206680046] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:56:35,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:56:35,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:56:35,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030908293] [2023-11-26 11:56:35,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:56:35,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:56:35,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:56:35,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:56:35,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:35,893 INFO L87 Difference]: Start difference. First operand 77 states and 109 transitions. Second operand has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 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) [2023-11-26 11:56:35,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:56:35,906 INFO L93 Difference]: Finished difference Result 77 states and 109 transitions. [2023-11-26 11:56:35,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:56:35,907 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 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 52 [2023-11-26 11:56:35,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:56:35,908 INFO L225 Difference]: With dead ends: 77 [2023-11-26 11:56:35,908 INFO L226 Difference]: Without dead ends: 0 [2023-11-26 11:56:35,911 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:56:35,913 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 0 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:56:35,914 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 207 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:56:35,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-26 11:56:35,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-26 11:56:35,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:56:35,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-26 11:56:35,916 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2023-11-26 11:56:35,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:56:35,916 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 11:56:35,916 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 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) [2023-11-26 11:56:35,917 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-26 11:56:35,917 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-26 11:56:35,919 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2023-11-26 11:56:35,920 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2023-11-26 11:56:35,920 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2023-11-26 11:56:35,921 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2023-11-26 11:56:35,921 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2023-11-26 11:56:35,921 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2023-11-26 11:56:35,921 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2023-11-26 11:56:35,922 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2023-11-26 11:56:35,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-26 11:56:35,924 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-26 11:56:36,011 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2023-11-26 11:56:36,011 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2023-11-26 11:56:36,012 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2023-11-26 11:56:36,014 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2023-11-26 11:56:36,014 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2023-11-26 11:56:36,015 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2023-11-26 11:56:36,015 INFO L899 garLoopResultBuilder]: For program point L1554-18(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,015 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1585) no Hoare annotation was computed. [2023-11-26 11:56:36,016 INFO L899 garLoopResultBuilder]: For program point L1554-20(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,016 INFO L899 garLoopResultBuilder]: For program point L1554-22(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,016 INFO L899 garLoopResultBuilder]: For program point L1554-23(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,016 INFO L899 garLoopResultBuilder]: For program point L1554-25(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,017 INFO L899 garLoopResultBuilder]: For program point L1554-27(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,017 INFO L899 garLoopResultBuilder]: For program point L1554-29(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,017 INFO L899 garLoopResultBuilder]: For program point L1554-30(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,018 INFO L899 garLoopResultBuilder]: For program point L1573(lines 1573 1593) no Hoare annotation was computed. [2023-11-26 11:56:36,018 INFO L895 garLoopResultBuilder]: At program point L1590(line 1590) the Hoare annotation is: (and (= ~globalFalse~0 0) (<= |ULTIMATE.start_goodB2G2_~data~1#1| 2147483647) (= ~globalTrue~0 1)) [2023-11-26 11:56:36,018 INFO L899 garLoopResultBuilder]: For program point L1590-1(line 1590) no Hoare annotation was computed. [2023-11-26 11:56:36,019 INFO L895 garLoopResultBuilder]: At program point L1640(line 1640) the Hoare annotation is: (and (= ~globalFalse~0 0) (= ~globalTrue~0 1)) [2023-11-26 11:56:36,019 INFO L899 garLoopResultBuilder]: For program point L1640-1(line 1640) no Hoare annotation was computed. [2023-11-26 11:56:36,019 INFO L895 garLoopResultBuilder]: At program point L1558(line 1558) the Hoare annotation is: false [2023-11-26 11:56:36,019 INFO L899 garLoopResultBuilder]: For program point L1558-1(line 1558) no Hoare annotation was computed. [2023-11-26 11:56:36,019 INFO L899 garLoopResultBuilder]: For program point L1625(line 1625) no Hoare annotation was computed. [2023-11-26 11:56:36,019 INFO L899 garLoopResultBuilder]: For program point L1625-1(line 1625) no Hoare annotation was computed. [2023-11-26 11:56:36,020 INFO L895 garLoopResultBuilder]: At program point L1642(line 1642) the Hoare annotation is: (= ~globalTrue~0 1) [2023-11-26 11:56:36,020 INFO L899 garLoopResultBuilder]: For program point L1609(line 1609) no Hoare annotation was computed. [2023-11-26 11:56:36,020 INFO L899 garLoopResultBuilder]: For program point L1642-1(line 1642) no Hoare annotation was computed. [2023-11-26 11:56:36,020 INFO L899 garLoopResultBuilder]: For program point L1609-1(line 1609) no Hoare annotation was computed. [2023-11-26 11:56:36,020 INFO L895 garLoopResultBuilder]: At program point L1626(line 1626) the Hoare annotation is: (= ~globalTrue~0 1) [2023-11-26 11:56:36,020 INFO L899 garLoopResultBuilder]: For program point L1626-1(line 1626) no Hoare annotation was computed. [2023-11-26 11:56:36,021 INFO L895 garLoopResultBuilder]: At program point L1610(line 1610) the Hoare annotation is: (and (= (+ 2 |ULTIMATE.start_goodG2B1_~data~2#1|) 0) (= ~globalFalse~0 0) (= ~globalTrue~0 1)) [2023-11-26 11:56:36,021 INFO L899 garLoopResultBuilder]: For program point L1577(lines 1577 1580) no Hoare annotation was computed. [2023-11-26 11:56:36,021 INFO L899 garLoopResultBuilder]: For program point L1610-1(line 1610) no Hoare annotation was computed. [2023-11-26 11:56:36,021 INFO L899 garLoopResultBuilder]: For program point L1577-2(lines 1574 1593) no Hoare annotation was computed. [2023-11-26 11:56:36,021 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-26 11:56:36,022 INFO L899 garLoopResultBuilder]: For program point L1594(lines 1594 1613) no Hoare annotation was computed. [2023-11-26 11:56:36,022 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1585) no Hoare annotation was computed. [2023-11-26 11:56:36,022 INFO L899 garLoopResultBuilder]: For program point L1562(lines 1562 1570) no Hoare annotation was computed. [2023-11-26 11:56:36,022 INFO L899 garLoopResultBuilder]: For program point L1562-2(lines 1548 1572) no Hoare annotation was computed. [2023-11-26 11:56:36,023 INFO L899 garLoopResultBuilder]: For program point L1579(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,023 INFO L899 garLoopResultBuilder]: For program point L1579-1(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,023 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1625) no Hoare annotation was computed. [2023-11-26 11:56:36,023 INFO L899 garLoopResultBuilder]: For program point L1579-3(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,023 INFO L899 garLoopResultBuilder]: For program point L1579-5(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,023 INFO L899 garLoopResultBuilder]: For program point L1579-7(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,024 INFO L899 garLoopResultBuilder]: For program point L1579-8(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,024 INFO L899 garLoopResultBuilder]: For program point L1579-10(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,024 INFO L899 garLoopResultBuilder]: For program point L1579-12(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,024 INFO L899 garLoopResultBuilder]: For program point L1579-14(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,025 INFO L899 garLoopResultBuilder]: For program point L1579-16(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,025 INFO L899 garLoopResultBuilder]: For program point L1579-18(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,025 INFO L899 garLoopResultBuilder]: For program point L1579-20(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,026 INFO L899 garLoopResultBuilder]: For program point L1579-22(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,026 INFO L899 garLoopResultBuilder]: For program point L1579-23(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,026 INFO L899 garLoopResultBuilder]: For program point L1579-25(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,026 INFO L899 garLoopResultBuilder]: For program point L1579-27(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,026 INFO L899 garLoopResultBuilder]: For program point L1579-29(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,026 INFO L899 garLoopResultBuilder]: For program point L1579-30(line 1579) no Hoare annotation was computed. [2023-11-26 11:56:36,027 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1625) no Hoare annotation was computed. [2023-11-26 11:56:36,027 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1564) no Hoare annotation was computed. [2023-11-26 11:56:36,027 INFO L899 garLoopResultBuilder]: For program point L1564(line 1564) no Hoare annotation was computed. [2023-11-26 11:56:36,027 INFO L899 garLoopResultBuilder]: For program point L1564-1(line 1564) no Hoare annotation was computed. [2023-11-26 11:56:36,027 INFO L899 garLoopResultBuilder]: For program point L1614(lines 1614 1629) no Hoare annotation was computed. [2023-11-26 11:56:36,027 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1564) no Hoare annotation was computed. [2023-11-26 11:56:36,028 INFO L899 garLoopResultBuilder]: For program point L1598(lines 1598 1605) no Hoare annotation was computed. [2023-11-26 11:56:36,028 INFO L895 garLoopResultBuilder]: At program point L1565(line 1565) the Hoare annotation is: (and (<= 0 (+ 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|)) (<= |ULTIMATE.start_goodB2G1_~data~0#1| 2147483647) (= ~globalFalse~0 0) (= ~globalTrue~0 1)) [2023-11-26 11:56:36,029 INFO L899 garLoopResultBuilder]: For program point L1565-1(line 1565) no Hoare annotation was computed. [2023-11-26 11:56:36,029 INFO L899 garLoopResultBuilder]: For program point L1598-2(lines 1595 1613) no Hoare annotation was computed. [2023-11-26 11:56:36,029 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-26 11:56:36,029 INFO L899 garLoopResultBuilder]: For program point L1583(lines 1583 1591) no Hoare annotation was computed. [2023-11-26 11:56:36,031 INFO L895 garLoopResultBuilder]: At program point L1600(line 1600) the Hoare annotation is: false [2023-11-26 11:56:36,031 INFO L899 garLoopResultBuilder]: For program point L1600-1(line 1600) no Hoare annotation was computed. [2023-11-26 11:56:36,031 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1609) no Hoare annotation was computed. [2023-11-26 11:56:36,031 INFO L899 garLoopResultBuilder]: For program point L1618(lines 1618 1621) no Hoare annotation was computed. [2023-11-26 11:56:36,031 INFO L899 garLoopResultBuilder]: For program point L1585(line 1585) no Hoare annotation was computed. [2023-11-26 11:56:36,031 INFO L899 garLoopResultBuilder]: For program point L1552(lines 1552 1555) no Hoare annotation was computed. [2023-11-26 11:56:36,032 INFO L899 garLoopResultBuilder]: For program point L1585-1(line 1585) no Hoare annotation was computed. [2023-11-26 11:56:36,032 INFO L899 garLoopResultBuilder]: For program point L1618-2(lines 1615 1629) no Hoare annotation was computed. [2023-11-26 11:56:36,032 INFO L899 garLoopResultBuilder]: For program point L1552-2(lines 1549 1572) no Hoare annotation was computed. [2023-11-26 11:56:36,032 INFO L895 garLoopResultBuilder]: At program point L1569(line 1569) the Hoare annotation is: (and (<= |ULTIMATE.start_goodB2G1_~data~0#1| 2147483647) (= ~globalFalse~0 0) (= ~globalTrue~0 1)) [2023-11-26 11:56:36,032 INFO L899 garLoopResultBuilder]: For program point L1569-1(line 1569) no Hoare annotation was computed. [2023-11-26 11:56:36,032 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1609) no Hoare annotation was computed. [2023-11-26 11:56:36,033 INFO L895 garLoopResultBuilder]: At program point L1586(line 1586) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483647)) (= ~globalFalse~0 0) (<= |ULTIMATE.start_goodB2G2_~data~1#1| 2147483647) (= ~globalTrue~0 1)) [2023-11-26 11:56:36,033 INFO L899 garLoopResultBuilder]: For program point L1586-1(line 1586) no Hoare annotation was computed. [2023-11-26 11:56:36,033 INFO L899 garLoopResultBuilder]: For program point L1554(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,033 INFO L899 garLoopResultBuilder]: For program point L1554-1(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,033 INFO L899 garLoopResultBuilder]: For program point L1554-3(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,034 INFO L899 garLoopResultBuilder]: For program point L1554-5(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,034 INFO L899 garLoopResultBuilder]: For program point L1554-7(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,034 INFO L899 garLoopResultBuilder]: For program point L1554-8(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,034 INFO L899 garLoopResultBuilder]: For program point L1554-10(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,035 INFO L899 garLoopResultBuilder]: For program point L1554-12(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,035 INFO L899 garLoopResultBuilder]: For program point L1554-14(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,035 INFO L899 garLoopResultBuilder]: For program point L1554-16(line 1554) no Hoare annotation was computed. [2023-11-26 11:56:36,039 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:56:36,041 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 11:56:36,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:56:36 BoogieIcfgContainer [2023-11-26 11:56:36,048 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:56:36,049 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:56:36,049 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:56:36,049 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:56:36,050 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:56:33" (3/4) ... [2023-11-26 11:56:36,052 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-26 11:56:36,057 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-26 11:56:36,057 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-26 11:56:36,067 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-11-26 11:56:36,067 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-26 11:56:36,068 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-26 11:56:36,069 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-26 11:56:36,200 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/witness.graphml [2023-11-26 11:56:36,200 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/witness.yml [2023-11-26 11:56:36,201 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:56:36,201 INFO L158 Benchmark]: Toolchain (without parser) took 5158.47ms. Allocated memory was 148.9MB in the beginning and 201.3MB in the end (delta: 52.4MB). Free memory was 102.7MB in the beginning and 96.7MB in the end (delta: 6.0MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2023-11-26 11:56:36,202 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:56:36,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1501.75ms. Allocated memory is still 148.9MB. Free memory was 102.7MB in the beginning and 77.0MB in the end (delta: 25.6MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2023-11-26 11:56:36,203 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.72ms. Allocated memory is still 148.9MB. Free memory was 77.0MB in the beginning and 72.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 11:56:36,203 INFO L158 Benchmark]: Boogie Preprocessor took 81.52ms. Allocated memory is still 148.9MB. Free memory was 72.8MB in the beginning and 70.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:56:36,203 INFO L158 Benchmark]: RCFGBuilder took 778.51ms. Allocated memory is still 148.9MB. Free memory was 70.0MB in the beginning and 107.3MB in the end (delta: -37.3MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2023-11-26 11:56:36,204 INFO L158 Benchmark]: TraceAbstraction took 2511.83ms. Allocated memory was 148.9MB in the beginning and 201.3MB in the end (delta: 52.4MB). Free memory was 106.1MB in the beginning and 103.0MB in the end (delta: 3.1MB). Peak memory consumption was 54.3MB. Max. memory is 16.1GB. [2023-11-26 11:56:36,204 INFO L158 Benchmark]: Witness Printer took 151.85ms. Allocated memory is still 201.3MB. Free memory was 103.0MB in the beginning and 96.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 11:56:36,206 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1501.75ms. Allocated memory is still 148.9MB. Free memory was 102.7MB in the beginning and 77.0MB in the end (delta: 25.6MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.72ms. Allocated memory is still 148.9MB. Free memory was 77.0MB in the beginning and 72.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.52ms. Allocated memory is still 148.9MB. Free memory was 72.8MB in the beginning and 70.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 778.51ms. Allocated memory is still 148.9MB. Free memory was 70.0MB in the beginning and 107.3MB in the end (delta: -37.3MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2511.83ms. Allocated memory was 148.9MB in the beginning and 201.3MB in the end (delta: 52.4MB). Free memory was 106.1MB in the beginning and 103.0MB in the end (delta: 3.1MB). Peak memory consumption was 54.3MB. Max. memory is 16.1GB. * Witness Printer took 151.85ms. Allocated memory is still 201.3MB. Free memory was 103.0MB in the beginning and 96.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 94 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 10, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 392 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 383 mSDsluCounter, 1797 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 695 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 80 IncrementalHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 1102 mSDtfsCounter, 80 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred in iteration=0, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 32 PreInvPairs, 39 NumberOfFragments, 79 HoareAnnotationTreeSize, 32 FomulaSimplifications, 5 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 30 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 333 NumberOfCodeBlocks, 333 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 323 ConstructedInterpolants, 0 QuantifiedInterpolants, 413 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 60/60 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-26 11:56:36,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f3c8763-afe8-4d0b-9632-d0c8bfc7337a/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE