./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/bin/ukojak-verify-1t5iHCbJaC --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 d998c441c771938676edf06a0e9387fce091f1e4d7230def291c87707c204f78 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:16:55,747 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:16:55,824 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:16:55,837 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:16:55,839 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:16:55,881 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:16:55,882 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:16:55,883 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:16:55,884 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:16:55,885 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:16:55,885 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:16:55,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:16:55,886 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:16:55,887 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:16:55,887 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:16:55,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:16:55,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:16:55,889 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:16:55,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:16:55,890 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:16:55,891 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:16:55,898 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:16:55,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:16:55,899 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:16:55,899 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:16:55,900 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:16:55,900 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:16:55,901 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:16:55,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:55,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:16:55,902 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:16:55,902 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:16:55,903 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:16:55,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:16:55,904 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:16:55,904 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_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d998c441c771938676edf06a0e9387fce091f1e4d7230def291c87707c204f78 [2023-11-23 20:16:56,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:16:56,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:16:56,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:16:56,198 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:16:56,199 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:16:56,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound50.c [2023-11-23 20:16:59,490 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:16:59,714 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:16:59,715 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound50.c [2023-11-23 20:16:59,723 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/bin/ukojak-verify-1t5iHCbJaC/data/fcf683482/c0ca50266e3c4860be40854b286fa77b/FLAG4f0c77f1b [2023-11-23 20:16:59,740 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/bin/ukojak-verify-1t5iHCbJaC/data/fcf683482/c0ca50266e3c4860be40854b286fa77b [2023-11-23 20:16:59,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:16:59,745 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:16:59,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:16:59,747 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:16:59,752 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:16:59,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:59" (1/1) ... [2023-11-23 20:16:59,755 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d388da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:59, skipping insertion in model container [2023-11-23 20:16:59,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:59" (1/1) ... [2023-11-23 20:16:59,779 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:16:59,974 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:16:59,994 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:17:00,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:17:00,065 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:17:00,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:00 WrapperNode [2023-11-23 20:17:00,068 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:17:00,070 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:00,070 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:17:00,071 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:17:00,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:00" (1/1) ... [2023-11-23 20:17:00,099 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:00" (1/1) ... [2023-11-23 20:17:00,143 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 116 [2023-11-23 20:17:00,144 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:17:00,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:17:00,145 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:17:00,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:17:00,156 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:00" (1/1) ... [2023-11-23 20:17:00,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:00" (1/1) ... [2023-11-23 20:17:00,159 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:00" (1/1) ... [2023-11-23 20:17:00,160 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:00" (1/1) ... [2023-11-23 20:17:00,174 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:00" (1/1) ... [2023-11-23 20:17:00,185 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:00" (1/1) ... [2023-11-23 20:17:00,187 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:00" (1/1) ... [2023-11-23 20:17:00,188 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:00" (1/1) ... [2023-11-23 20:17:00,190 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:17:00,191 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:17:00,192 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:17:00,192 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:17:00,193 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:17:00" (1/1) ... [2023-11-23 20:17:00,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:17:00,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:17:00,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:17:00,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a394cc-8cd8-47f0-9c58-84f58320e2aa/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:17:00,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:17:00,281 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:17:00,282 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:17:00,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:17:00,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:17:00,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:17:00,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:17:00,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:17:00,367 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:17:00,370 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:17:00,862 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:17:00,906 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:17:00,907 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:17:00,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:00 BoogieIcfgContainer [2023-11-23 20:17:00,909 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:17:00,910 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:17:00,911 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:17:00,922 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:17:00,923 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:17:00" (1/1) ... [2023-11-23 20:17:00,933 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:17:00,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:00,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2023-11-23 20:17:00,992 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2023-11-23 20:17:00,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:17:00,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:00,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:01,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:01,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:01,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:01,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 131 states and 135 transitions. [2023-11-23 20:17:01,422 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-23 20:17:01,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:17:01,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:01,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:01,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:01,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:01,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:01,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 134 transitions. [2023-11-23 20:17:01,654 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-23 20:17:01,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:17:01,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:01,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:01,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:02,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:02,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 129 states and 133 transitions. [2023-11-23 20:17:02,072 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2023-11-23 20:17:02,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:17:02,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:02,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:02,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:02,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:02,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:02,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 128 states and 132 transitions. [2023-11-23 20:17:02,667 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 132 transitions. [2023-11-23 20:17:02,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:17:02,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:02,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:02,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:02,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:02,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:02,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:02,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:02,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 130 states and 134 transitions. [2023-11-23 20:17:02,804 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-11-23 20:17:02,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:17:02,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:02,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:02,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:02,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:02,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:02,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:02,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:02,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 131 states and 135 transitions. [2023-11-23 20:17:02,867 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-11-23 20:17:02,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:17:02,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:02,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:02,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:02,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:02,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:02,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:03,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:03,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 135 states and 141 transitions. [2023-11-23 20:17:03,128 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 141 transitions. [2023-11-23 20:17:03,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:17:03,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:03,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:03,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:03,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:03,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:03,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:03,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:03,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 136 states and 142 transitions. [2023-11-23 20:17:03,195 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 142 transitions. [2023-11-23 20:17:03,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:17:03,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:03,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:03,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:03,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:17:03,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:03,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:03,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 139 states and 147 transitions. [2023-11-23 20:17:03,482 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 147 transitions. [2023-11-23 20:17:03,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:17:03,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:03,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:03,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:17:03,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:03,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:03,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:03,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 143 states and 153 transitions. [2023-11-23 20:17:03,857 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 153 transitions. [2023-11-23 20:17:03,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:17:03,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:03,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:03,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:17:03,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:03,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:04,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:04,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 146 states and 159 transitions. [2023-11-23 20:17:04,333 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 159 transitions. [2023-11-23 20:17:04,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:17:04,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:04,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:04,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:04,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:17:04,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:04,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:04,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:04,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 150 states and 166 transitions. [2023-11-23 20:17:04,959 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 166 transitions. [2023-11-23 20:17:04,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:17:04,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:04,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:04,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:04,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:17:04,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:05,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:05,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:05,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 154 states and 171 transitions. [2023-11-23 20:17:05,493 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 171 transitions. [2023-11-23 20:17:05,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:17:05,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:05,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:05,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:17:05,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:05,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:05,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:05,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 158 states and 176 transitions. [2023-11-23 20:17:05,910 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 176 transitions. [2023-11-23 20:17:05,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:17:05,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:05,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:05,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:05,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:17:05,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:06,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:07,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:07,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 170 states and 191 transitions. [2023-11-23 20:17:07,861 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 191 transitions. [2023-11-23 20:17:07,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:17:07,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:07,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:07,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:17:07,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:08,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:10,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:10,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 183 states and 207 transitions. [2023-11-23 20:17:10,279 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 207 transitions. [2023-11-23 20:17:10,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:17:10,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:10,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:10,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:10,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:10,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:10,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:11,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:11,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 197 states and 224 transitions. [2023-11-23 20:17:11,906 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 224 transitions. [2023-11-23 20:17:11,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:17:11,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:11,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:11,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:11,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:12,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:13,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:13,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 212 states and 242 transitions. [2023-11-23 20:17:13,576 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 242 transitions. [2023-11-23 20:17:13,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:17:13,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:13,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:13,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:17:13,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:14,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:17,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:17,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 228 states and 261 transitions. [2023-11-23 20:17:17,075 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 261 transitions. [2023-11-23 20:17:17,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:17:17,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:17,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:17,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:17:17,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:17,685 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:19,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:19,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 245 states and 281 transitions. [2023-11-23 20:17:19,862 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 281 transitions. [2023-11-23 20:17:19,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:17:19,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:19,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:19,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:19,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:19,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:20,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:22,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:22,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 263 states and 304 transitions. [2023-11-23 20:17:22,877 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 304 transitions. [2023-11-23 20:17:22,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:17:22,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:22,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:22,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:22,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:23,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:26,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:26,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 282 states and 329 transitions. [2023-11-23 20:17:26,777 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 329 transitions. [2023-11-23 20:17:26,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:17:26,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:26,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:26,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:26,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:26,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:28,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:28,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 299 states and 352 transitions. [2023-11-23 20:17:28,755 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 352 transitions. [2023-11-23 20:17:28,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:17:28,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:28,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:28,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:28,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:28,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:28,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:30,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:30,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 306 states and 366 transitions. [2023-11-23 20:17:30,553 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 366 transitions. [2023-11-23 20:17:30,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:17:30,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:30,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:30,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:30,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:30,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:30,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:33,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:33,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 313 states and 381 transitions. [2023-11-23 20:17:33,050 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 381 transitions. [2023-11-23 20:17:33,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:17:33,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:33,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:33,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:33,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:33,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:33,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:33,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 314 states and 382 transitions. [2023-11-23 20:17:33,143 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 382 transitions. [2023-11-23 20:17:33,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:17:33,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:33,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:33,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:33,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:33,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:34,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:34,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 321 states and 396 transitions. [2023-11-23 20:17:34,963 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 396 transitions. [2023-11-23 20:17:34,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:17:34,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:34,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:34,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:34,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:34,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:35,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:37,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:37,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 328 states and 411 transitions. [2023-11-23 20:17:37,262 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 411 transitions. [2023-11-23 20:17:37,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:17:37,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:37,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:37,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:37,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:37,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:42,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:42,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 336 states and 429 transitions. [2023-11-23 20:17:42,519 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 429 transitions. [2023-11-23 20:17:42,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:17:42,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:42,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:42,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:17:42,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:42,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:44,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:44,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 342 states and 443 transitions. [2023-11-23 20:17:44,952 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 443 transitions. [2023-11-23 20:17:44,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:17:44,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:44,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:44,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:44,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:44,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:45,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:45,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:45,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 344 states and 446 transitions. [2023-11-23 20:17:45,492 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 446 transitions. [2023-11-23 20:17:45,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:17:45,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:45,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:45,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:45,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:17:45,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:45,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:51,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:51,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 353 states and 466 transitions. [2023-11-23 20:17:51,702 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 466 transitions. [2023-11-23 20:17:51,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:17:51,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:51,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:51,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:17:51,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:52,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:53,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:53,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 354 states and 468 transitions. [2023-11-23 20:17:53,421 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 468 transitions. [2023-11-23 20:17:53,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:17:53,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:53,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:53,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:53,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:17:53,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:17:53,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:17:53,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:53,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 356 states and 471 transitions. [2023-11-23 20:17:53,658 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 471 transitions. [2023-11-23 20:17:53,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:17:53,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:53,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:53,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:53,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:17:53,691 INFO L285 TraceCheckSpWp]: Computing forward predicates...