./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-acceleration/array_2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0473b0e1-e3cf-4497-841f-15846eaeff00/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0473b0e1-e3cf-4497-841f-15846eaeff00/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_0473b0e1-e3cf-4497-841f-15846eaeff00/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0473b0e1-e3cf-4497-841f-15846eaeff00/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/array_2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0473b0e1-e3cf-4497-841f-15846eaeff00/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0473b0e1-e3cf-4497-841f-15846eaeff00/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 32bit --witnessprinter.graph.data.programhash d1726b0c52a0be10cb8b374bfde8cdbfe3513d4b934203f7e56a3a1bce5e9e5b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:27:19,682 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:19,771 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0473b0e1-e3cf-4497-841f-15846eaeff00/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:27:19,777 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:27:19,778 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:27:19,803 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:19,805 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:19,805 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:19,806 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:19,807 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:19,807 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:19,808 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:19,809 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:27:19,809 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:27:19,810 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:27:19,811 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:19,811 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:19,812 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:19,812 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:19,813 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:27:19,813 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:27:19,814 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:27:19,815 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:19,815 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:19,816 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:19,816 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:19,817 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:19,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:19,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:19,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:19,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:19,819 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:19,819 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:27:19,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:27:19,820 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:19,821 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_0473b0e1-e3cf-4497-841f-15846eaeff00/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0473b0e1-e3cf-4497-841f-15846eaeff00/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1726b0c52a0be10cb8b374bfde8cdbfe3513d4b934203f7e56a3a1bce5e9e5b [2023-11-21 18:27:20,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:20,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:20,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:20,108 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:20,108 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:20,110 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0473b0e1-e3cf-4497-841f-15846eaeff00/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/loop-acceleration/array_2-1.i [2023-11-21 18:27:23,329 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:23,525 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:23,525 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0473b0e1-e3cf-4497-841f-15846eaeff00/sv-benchmarks/c/loop-acceleration/array_2-1.i [2023-11-21 18:27:23,533 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0473b0e1-e3cf-4497-841f-15846eaeff00/bin/ukojak-verify-i0I2FZA1j2/data/b4937cd37/cfbe0f26159b419f948da50cdd821e5f/FLAG02d12c4cc [2023-11-21 18:27:23,549 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0473b0e1-e3cf-4497-841f-15846eaeff00/bin/ukojak-verify-i0I2FZA1j2/data/b4937cd37/cfbe0f26159b419f948da50cdd821e5f [2023-11-21 18:27:23,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:23,553 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:23,555 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:23,555 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:23,560 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:23,561 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:23" (1/1) ... [2023-11-21 18:27:23,562 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7acdba32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:23, skipping insertion in model container [2023-11-21 18:27:23,563 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:23" (1/1) ... [2023-11-21 18:27:23,590 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:23,800 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:23,811 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:23,835 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:23,851 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:23,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:23 WrapperNode [2023-11-21 18:27:23,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:23,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:23,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:23,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:23,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:23" (1/1) ... [2023-11-21 18:27:23,872 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:23" (1/1) ... [2023-11-21 18:27:23,904 INFO L138 Inliner]: procedures = 16, calls = 18, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2023-11-21 18:27:23,905 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:23,905 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:23,906 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:23,906 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:23,916 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:23" (1/1) ... [2023-11-21 18:27:23,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:23" (1/1) ... [2023-11-21 18:27:23,921 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:23" (1/1) ... [2023-11-21 18:27:23,922 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:23" (1/1) ... [2023-11-21 18:27:23,927 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:23" (1/1) ... [2023-11-21 18:27:23,930 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:23" (1/1) ... [2023-11-21 18:27:23,931 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:23" (1/1) ... [2023-11-21 18:27:23,933 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:23" (1/1) ... [2023-11-21 18:27:23,942 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:23,943 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:23,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:23,944 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:23,945 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:23" (1/1) ... [2023-11-21 18:27:23,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:23,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0473b0e1-e3cf-4497-841f-15846eaeff00/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:23,992 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0473b0e1-e3cf-4497-841f-15846eaeff00/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:24,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0473b0e1-e3cf-4497-841f-15846eaeff00/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:24,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:24,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:27:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:27:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:27:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:24,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:27:24,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:27:24,120 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:24,122 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:24,278 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:24,342 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:24,342 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:27:24,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:24 BoogieIcfgContainer [2023-11-21 18:27:24,345 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:24,346 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:24,346 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:24,356 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:24,356 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:24" (1/1) ... [2023-11-21 18:27:24,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:27:24,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:24,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2023-11-21 18:27:24,420 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2023-11-21 18:27:24,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:27:24,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:24,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:24,816 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 18:27:24,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:24,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-21 18:27:24,925 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-21 18:27:24,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:27:24,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:24,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:24,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:25,008 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 18:27:25,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:25,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-21 18:27:25,030 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-21 18:27:25,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:27:25,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:25,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:25,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:25,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:25,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:25,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-21 18:27:25,282 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-21 18:27:25,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:27:25,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:25,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:25,362 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:27:25,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:25,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2023-11-21 18:27:25,518 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2023-11-21 18:27:25,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:27:25,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:25,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:25,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:25,658 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 18:27:25,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:25,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-21 18:27:25,734 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-21 18:27:25,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:27:25,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:25,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:25,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:25,872 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:27:25,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:25,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-21 18:27:25,926 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-21 18:27:25,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:27:25,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:25,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:25,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:25,995 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:27:26,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:26,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-21 18:27:26,041 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-21 18:27:26,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:27:26,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:26,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:26,091 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:27:26,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:26,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-21 18:27:26,106 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-21 18:27:26,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:27:26,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:26,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:26,208 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:26,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:26,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2023-11-21 18:27:26,408 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2023-11-21 18:27:26,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:27:26,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:26,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:26,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:26,553 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:26,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:26,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-11-21 18:27:26,794 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-11-21 18:27:26,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:27:26,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:26,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:26,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:27,026 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:27,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:27,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2023-11-21 18:27:27,269 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2023-11-21 18:27:27,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:27:27,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:27,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:27,522 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:27,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:27,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2023-11-21 18:27:27,805 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2023-11-21 18:27:27,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:27:27,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:27,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:28,084 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:28,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:28,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 32 states and 34 transitions. [2023-11-21 18:27:28,410 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2023-11-21 18:27:28,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:27:28,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:28,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:28,752 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:29,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:29,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2023-11-21 18:27:29,089 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2023-11-21 18:27:29,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:27:29,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:29,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:29,451 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:29,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:29,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 38 states and 40 transitions. [2023-11-21 18:27:29,833 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2023-11-21 18:27:29,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:27:29,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:29,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:30,206 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:30,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:30,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 41 states and 43 transitions. [2023-11-21 18:27:30,630 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 43 transitions. [2023-11-21 18:27:30,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:27:30,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:30,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:31,125 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:31,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:31,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2023-11-21 18:27:31,578 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2023-11-21 18:27:31,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:27:31,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:31,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:32,004 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:32,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:32,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 47 states and 49 transitions. [2023-11-21 18:27:32,495 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2023-11-21 18:27:32,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:27:32,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:32,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:32,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:32,973 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:33,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:33,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 50 states and 52 transitions. [2023-11-21 18:27:33,503 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2023-11-21 18:27:33,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:27:33,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:33,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:33,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:34,050 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:34,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:34,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 53 states and 55 transitions. [2023-11-21 18:27:34,574 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2023-11-21 18:27:34,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:27:34,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:34,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:35,209 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:35,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:35,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 56 states and 58 transitions. [2023-11-21 18:27:35,770 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2023-11-21 18:27:35,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:27:35,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:35,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:35,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:36,347 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:36,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:36,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2023-11-21 18:27:36,924 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2023-11-21 18:27:36,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:27:36,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:36,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:37,545 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:38,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:38,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 62 states and 64 transitions. [2023-11-21 18:27:38,172 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 64 transitions. [2023-11-21 18:27:38,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:27:38,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:38,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:38,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:38,836 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:39,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 65 states and 67 transitions. [2023-11-21 18:27:39,560 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 67 transitions. [2023-11-21 18:27:39,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:27:39,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,250 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:40,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 68 states and 70 transitions. [2023-11-21 18:27:40,957 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 70 transitions. [2023-11-21 18:27:40,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:27:40,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:41,675 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:42,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:42,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 71 states and 73 transitions. [2023-11-21 18:27:42,392 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2023-11-21 18:27:42,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:27:42,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:42,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:43,249 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:43,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:43,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 74 states and 76 transitions. [2023-11-21 18:27:44,000 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions. [2023-11-21 18:27:44,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:27:44,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:44,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:44,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:44,870 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:45,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:45,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 77 states and 79 transitions. [2023-11-21 18:27:45,643 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 79 transitions. [2023-11-21 18:27:45,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:27:45,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:45,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:45,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:46,528 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:47,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:47,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 80 states and 82 transitions. [2023-11-21 18:27:47,435 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 82 transitions. [2023-11-21 18:27:47,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:27:47,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:47,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:47,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:48,423 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:49,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:49,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 83 states and 85 transitions. [2023-11-21 18:27:49,257 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 85 transitions. [2023-11-21 18:27:49,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:27:49,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:49,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:49,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:50,283 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:51,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:51,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 86 states and 88 transitions. [2023-11-21 18:27:51,099 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 88 transitions. [2023-11-21 18:27:51,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:27:51,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:51,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:52,007 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:52,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:52,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 89 states and 91 transitions. [2023-11-21 18:27:52,969 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 91 transitions. [2023-11-21 18:27:52,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:27:52,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:52,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:54,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:54,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:54,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 92 states and 94 transitions. [2023-11-21 18:27:54,965 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 94 transitions. [2023-11-21 18:27:54,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-21 18:27:54,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:54,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:56,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1082 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:57,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:57,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 95 states and 97 transitions. [2023-11-21 18:27:57,013 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 97 transitions. [2023-11-21 18:27:57,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-21 18:27:57,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:57,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:58,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 0 proven. 1162 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:59,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:59,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 98 states and 100 transitions. [2023-11-21 18:27:59,086 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 100 transitions. [2023-11-21 18:27:59,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-21 18:27:59,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:59,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:00,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1249 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:01,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:01,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 101 states and 103 transitions. [2023-11-21 18:28:01,227 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 103 transitions. [2023-11-21 18:28:01,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-21 18:28:01,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:01,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:01,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:02,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1337 backedges. 0 proven. 1335 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:03,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:03,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 104 states and 106 transitions. [2023-11-21 18:28:03,388 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 106 transitions. [2023-11-21 18:28:03,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-21 18:28:03,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:03,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 0 proven. 1426 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:28:05,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:05,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 107 states and 109 transitions. [2023-11-21 18:28:05,551 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 109 transitions. [2023-11-21 18:28:05,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:28:05,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:05,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:05,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat