./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/genady.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/genady.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2 --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 287610e8766968d20807fa7cedb2876e161017ade0a329100f16c8240065cc6a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:40:30,571 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:40:30,686 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:40:30,694 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:40:30,694 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:40:30,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:40:30,726 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:40:30,727 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:40:30,728 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:40:30,733 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:40:30,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:40:30,735 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:40:30,735 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:40:30,737 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:40:30,738 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:40:30,738 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:40:30,738 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:40:30,739 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:40:30,739 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:40:30,740 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:40:30,740 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:40:30,741 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:40:30,743 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:40:30,743 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:40:30,744 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:40:30,750 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:30,751 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:40:30,751 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:40:30,751 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:40:30,752 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:40:30,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:40:30,753 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:40:30,754 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 287610e8766968d20807fa7cedb2876e161017ade0a329100f16c8240065cc6a [2023-11-21 18:40:31,088 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:40:31,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:40:31,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:40:31,114 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:40:31,114 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:40:31,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/termination-crafted-lit/genady.c [2023-11-21 18:40:34,193 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:40:34,408 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:40:34,409 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/sv-benchmarks/c/termination-crafted-lit/genady.c [2023-11-21 18:40:34,417 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/data/fb5d8299c/be4134ac5ea04b4582d60ee95856ddf1/FLAGbf4265451 [2023-11-21 18:40:34,432 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/data/fb5d8299c/be4134ac5ea04b4582d60ee95856ddf1 [2023-11-21 18:40:34,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:40:34,436 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:40:34,438 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:34,438 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:40:34,443 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:40:34,444 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:34" (1/1) ... [2023-11-21 18:40:34,445 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c16d40f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:34, skipping insertion in model container [2023-11-21 18:40:34,446 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:34" (1/1) ... [2023-11-21 18:40:34,470 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:34,681 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:34,689 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:34,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:34,723 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:34,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:34 WrapperNode [2023-11-21 18:40:34,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:34,725 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:34,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:34,726 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:34,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:34" (1/1) ... [2023-11-21 18:40:34,738 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:34" (1/1) ... [2023-11-21 18:40:34,755 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2023-11-21 18:40:34,755 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:34,756 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:34,756 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:34,757 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:34,766 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:34" (1/1) ... [2023-11-21 18:40:34,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:34" (1/1) ... [2023-11-21 18:40:34,768 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:34" (1/1) ... [2023-11-21 18:40:34,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:34" (1/1) ... [2023-11-21 18:40:34,771 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:34" (1/1) ... [2023-11-21 18:40:34,775 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:34" (1/1) ... [2023-11-21 18:40:34,776 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:34" (1/1) ... [2023-11-21 18:40:34,777 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:34" (1/1) ... [2023-11-21 18:40:34,782 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:34,783 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:34,783 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:34,783 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:34,784 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:34" (1/1) ... [2023-11-21 18:40:34,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:34,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:34,823 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:34,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:34,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:34,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:34,944 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:34,946 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:35,044 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:35,063 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:40:35,063 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:40:35,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:35 BoogieIcfgContainer [2023-11-21 18:40:35,065 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:40:35,066 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:40:35,066 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:40:35,077 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:40:35,078 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:35" (1/1) ... [2023-11-21 18:40:35,088 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:40:35,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:35,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2023-11-21 18:40:35,146 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2023-11-21 18:40:35,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-21 18:40:35,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:35,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:35,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:35,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:35,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2023-11-21 18:40:35,447 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2023-11-21 18:40:35,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:40:35,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:35,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:35,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:35,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:35,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:35,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2023-11-21 18:40:35,631 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-11-21 18:40:35,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:40:35,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:35,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:35,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:35,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:35,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2023-11-21 18:40:35,995 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-11-21 18:40:35,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:40:35,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:35,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:36,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:36,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:36,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2023-11-21 18:40:36,384 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2023-11-21 18:40:36,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:40:36,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:36,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:36,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:36,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:36,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2023-11-21 18:40:36,693 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2023-11-21 18:40:36,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:40:36,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:36,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:36,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:37,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:37,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2023-11-21 18:40:37,050 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2023-11-21 18:40:37,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:40:37,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:37,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:37,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:37,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:37,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2023-11-21 18:40:37,505 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2023-11-21 18:40:37,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:40:37,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:37,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:37,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:37,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:37,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 44 states and 64 transitions. [2023-11-21 18:40:37,843 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 64 transitions. [2023-11-21 18:40:37,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:40:37,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:37,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:37,884 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:38,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:38,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 46 states and 65 transitions. [2023-11-21 18:40:38,107 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2023-11-21 18:40:38,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:40:38,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:38,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:38,190 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:38,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:38,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2023-11-21 18:40:38,576 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2023-11-21 18:40:38,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:40:38,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:38,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:38,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:38,636 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:39,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:39,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 56 states and 86 transitions. [2023-11-21 18:40:39,030 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 86 transitions. [2023-11-21 18:40:39,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:40:39,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:39,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:39,070 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:39,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:39,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 61 states and 90 transitions. [2023-11-21 18:40:39,447 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2023-11-21 18:40:39,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:40:39,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:39,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:39,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:39,578 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:40:40,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:40,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 64 states and 100 transitions. [2023-11-21 18:40:40,096 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 100 transitions. [2023-11-21 18:40:40,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:40:40,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:40,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:40,216 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:40,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:40,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 101 transitions. [2023-11-21 18:40:40,455 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions. [2023-11-21 18:40:40,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:40:40,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:40,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:40,587 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:40:41,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:41,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 70 states and 114 transitions. [2023-11-21 18:40:41,253 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 114 transitions. [2023-11-21 18:40:41,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:40:41,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:41,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:41,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:41,323 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:42,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:42,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 77 states and 131 transitions. [2023-11-21 18:40:42,185 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 131 transitions. [2023-11-21 18:40:42,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:40:42,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:42,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:42,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:42,401 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:40:43,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:43,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 82 states and 144 transitions. [2023-11-21 18:40:43,339 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 144 transitions. [2023-11-21 18:40:43,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:40:43,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:43,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:43,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:43,400 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:40:43,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:43,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 86 states and 148 transitions. [2023-11-21 18:40:43,951 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 148 transitions. [2023-11-21 18:40:43,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:40:43,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:43,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:43,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:44,024 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:40:44,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:44,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 91 states and 161 transitions. [2023-11-21 18:40:44,569 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 161 transitions. [2023-11-21 18:40:44,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:40:44,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:44,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:44,721 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:40:45,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:45,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 94 states and 172 transitions. [2023-11-21 18:40:45,180 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 172 transitions. [2023-11-21 18:40:45,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:40:45,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:45,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:45,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:45,221 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:40:45,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:45,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 96 states and 177 transitions. [2023-11-21 18:40:45,674 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 177 transitions. [2023-11-21 18:40:45,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:40:45,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:45,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:45,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:45,712 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:40:45,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:45,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 97 states and 178 transitions. [2023-11-21 18:40:45,975 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 178 transitions. [2023-11-21 18:40:45,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:40:45,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:45,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:46,194 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:47,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:47,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 105 states and 186 transitions. [2023-11-21 18:40:47,453 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 186 transitions. [2023-11-21 18:40:47,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:40:47,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:47,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:47,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:47,602 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:47,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:47,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 106 states and 189 transitions. [2023-11-21 18:40:47,901 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 189 transitions. [2023-11-21 18:40:47,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:40:47,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:47,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:47,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:47,931 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:40:48,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:48,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 106 states and 188 transitions. [2023-11-21 18:40:48,379 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 188 transitions. [2023-11-21 18:40:48,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:40:48,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:48,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:48,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:48,505 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:49,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:49,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 113 states and 210 transitions. [2023-11-21 18:40:49,752 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 210 transitions. [2023-11-21 18:40:49,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:40:49,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:49,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:49,822 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:40:51,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:51,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 119 states and 219 transitions. [2023-11-21 18:40:51,061 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 219 transitions. [2023-11-21 18:40:51,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:40:51,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:51,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:51,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:51,118 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:40:52,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:52,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 125 states and 225 transitions. [2023-11-21 18:40:52,427 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 225 transitions. [2023-11-21 18:40:52,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:40:52,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:52,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:52,462 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:40:52,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:52,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 128 states and 228 transitions. [2023-11-21 18:40:52,909 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 228 transitions. [2023-11-21 18:40:52,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:40:52,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:52,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:52,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:53,226 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:54,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:54,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 134 states and 234 transitions. [2023-11-21 18:40:54,433 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 234 transitions. [2023-11-21 18:40:54,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:40:54,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:54,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:54,615 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:56,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 141 states and 253 transitions. [2023-11-21 18:40:56,044 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 253 transitions. [2023-11-21 18:40:56,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:40:56,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,084 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:56,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 143 states and 258 transitions. [2023-11-21 18:40:56,628 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 258 transitions. [2023-11-21 18:40:56,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:40:56,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,700 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-21 18:40:58,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:58,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 152 states and 267 transitions. [2023-11-21 18:40:58,803 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 267 transitions. [2023-11-21 18:40:58,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:40:58,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:58,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:58,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:58,827 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-21 18:40:59,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:59,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 155 states and 270 transitions. [2023-11-21 18:40:59,304 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 270 transitions. [2023-11-21 18:40:59,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:40:59,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:59,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:59,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:59,628 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:01,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:01,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 162 states and 277 transitions. [2023-11-21 18:41:01,432 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 277 transitions. [2023-11-21 18:41:01,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:41:01,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:01,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:01,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:01,988 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 54 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:03,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:03,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 169 states and 299 transitions. [2023-11-21 18:41:03,784 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 299 transitions. [2023-11-21 18:41:03,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:41:03,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:03,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:03,903 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 54 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:04,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:04,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 171 states and 304 transitions. [2023-11-21 18:41:04,540 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 304 transitions. [2023-11-21 18:41:04,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:41:04,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:04,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:04,618 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2023-11-21 18:41:06,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:06,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 180 states and 318 transitions. [2023-11-21 18:41:06,812 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 318 transitions. [2023-11-21 18:41:06,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:41:06,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:06,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:06,964 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2023-11-21 18:41:07,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:07,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 182 states and 319 transitions. [2023-11-21 18:41:07,806 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 319 transitions. [2023-11-21 18:41:07,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:41:07,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:07,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:07,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:07,834 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-21 18:41:08,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:08,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 185 states and 322 transitions. [2023-11-21 18:41:08,402 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 322 transitions. [2023-11-21 18:41:08,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:41:08,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:08,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:08,451 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 52 proven. 5 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-21 18:41:09,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:09,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 188 states and 324 transitions. [2023-11-21 18:41:09,826 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 324 transitions. [2023-11-21 18:41:09,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:41:09,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:09,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:09,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:10,209 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:12,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:12,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 195 states and 338 transitions. [2023-11-21 18:41:12,546 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 338 transitions. [2023-11-21 18:41:12,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:41:12,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:12,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:12,931 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 85 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:14,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:14,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 202 states and 354 transitions. [2023-11-21 18:41:14,696 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 354 transitions. [2023-11-21 18:41:14,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:41:14,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:14,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:14,788 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 85 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:15,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:15,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 203 states and 355 transitions. [2023-11-21 18:41:15,319 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 355 transitions. [2023-11-21 18:41:15,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:41:15,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:15,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:15,436 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 85 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:15,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:15,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 205 states and 359 transitions. [2023-11-21 18:41:15,897 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 359 transitions. [2023-11-21 18:41:15,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:41:15,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:15,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:15,998 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 85 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:16,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:16,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 206 states and 360 transitions. [2023-11-21 18:41:16,428 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 360 transitions. [2023-11-21 18:41:16,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:41:16,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:16,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:16,516 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-11-21 18:41:17,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:17,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 208 states and 361 transitions. [2023-11-21 18:41:17,058 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 361 transitions. [2023-11-21 18:41:17,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:41:17,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:17,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:17,506 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:18,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:18,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 209 states and 362 transitions. [2023-11-21 18:41:18,333 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 362 transitions. [2023-11-21 18:41:18,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:41:18,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:18,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:18,467 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:19,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:19,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 210 states and 363 transitions. [2023-11-21 18:41:19,037 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 363 transitions. [2023-11-21 18:41:19,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:41:19,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:19,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:19,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:19,170 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:19,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:19,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 212 states and 365 transitions. [2023-11-21 18:41:19,642 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 365 transitions. [2023-11-21 18:41:19,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:41:19,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:19,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:20,021 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 123 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:20,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:20,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2023-11-21 18:41:20,981 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2023-11-21 18:41:20,982 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:41:20,982 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 52 iterations. [2023-11-21 18:41:20,994 INFO L751 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2023-11-21 18:41:21,345 INFO L560 CodeCheckObserver]: Invariant with dag size 49 [2023-11-21 18:41:21,364 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:41:21,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:41:21 ImpRootNode [2023-11-21 18:41:21,367 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:41:21,368 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:41:21,368 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:41:21,369 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:41:21,369 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:35" (3/4) ... [2023-11-21 18:41:21,373 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:41:21,385 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-21 18:41:21,385 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:41:21,385 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-21 18:41:21,512 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:41:21,514 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:41:21,514 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:41:21,515 INFO L158 Benchmark]: Toolchain (without parser) took 47079.25ms. Allocated memory was 117.4MB in the beginning and 388.0MB in the end (delta: 270.5MB). Free memory was 77.2MB in the beginning and 268.9MB in the end (delta: -191.8MB). Peak memory consumption was 80.5MB. Max. memory is 16.1GB. [2023-11-21 18:41:21,516 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:41:21,516 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.80ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 67.6MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 18:41:21,519 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.30ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 66.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:41:21,519 INFO L158 Benchmark]: Boogie Preprocessor took 25.79ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 65.5MB in the end (delta: 732.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:41:21,520 INFO L158 Benchmark]: RCFGBuilder took 282.26ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 56.5MB in the end (delta: 8.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:41:21,520 INFO L158 Benchmark]: CodeCheck took 46301.54ms. Allocated memory was 117.4MB in the beginning and 388.0MB in the end (delta: 270.5MB). Free memory was 56.2MB in the beginning and 273.0MB in the end (delta: -216.8MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2023-11-21 18:41:21,521 INFO L158 Benchmark]: Witness Printer took 146.37ms. Allocated memory is still 388.0MB. Free memory was 273.0MB in the beginning and 268.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:41:21,523 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 16 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 45.9s, OverallIterations: 52, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11563 SdHoareTripleChecker+Valid, 52.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11414 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 43.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6824 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 37850 IncrementalHoareTripleChecker+Invalid, 44674 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6824 mSolverCounterUnsat, 0 mSDtfsCounter, 37850 mSolverCounterSat, 1.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11689 GetRequests, 10018 SyntacticMatches, 1097 SemanticMatches, 574 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212026 ImplicationChecksByTransitivity, 39.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 1453 NumberOfCodeBlocks, 1453 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 1402 ConstructedInterpolants, 0 QuantifiedInterpolants, 5084 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 51 InterpolantComputations, 25 PerfectInterpolantSequences, 2270/2910 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: (((((((((10001 <= (i + j)) && (j <= 4)) && (i <= (9993 + j))) || (((10001 <= (i + j)) && (j <= 3)) && (i <= (9995 + j)))) || ((((10001 <= (i + j)) && (j <= (3 + i))) && (j <= 9996)) && ((i + 1) < j))) || (((10001 <= (i + j)) && (i <= 9995)) && (j <= (i + 1)))) || (((10001 <= (i + j)) && (i <= (j + 9991))) && (j <= 5))) || ((((9997 + j) <= i) && (i < 10000)) && (1 < j))) || ((((j <= 1) && (i <= (9999 + j))) && (1 <= j)) && ((9999 + j) <= i))) - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.80ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 67.6MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.30ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 66.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.79ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 65.5MB in the end (delta: 732.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 282.26ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 56.5MB in the end (delta: 8.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 46301.54ms. Allocated memory was 117.4MB in the beginning and 388.0MB in the end (delta: 270.5MB). Free memory was 56.2MB in the beginning and 273.0MB in the end (delta: -216.8MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. * Witness Printer took 146.37ms. Allocated memory is still 388.0MB. Free memory was 273.0MB in the beginning and 268.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:41:21,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08aa7017-1bf5-4f4f-9c37-704b5172110f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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