./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_074bce88-d18a-416c-8554-7a0de6966d16/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074bce88-d18a-416c-8554-7a0de6966d16/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074bce88-d18a-416c-8554-7a0de6966d16/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074bce88-d18a-416c-8554-7a0de6966d16/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074bce88-d18a-416c-8554-7a0de6966d16/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074bce88-d18a-416c-8554-7a0de6966d16/bin/ukojak-verify-Qdu7aM0XO9 --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 53086523abe0dc699ccd28b0916f17f8825d4641577f06835b9d81e9579a444f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:24:04,746 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:24:04,811 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074bce88-d18a-416c-8554-7a0de6966d16/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 22:24:04,815 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:24:04,815 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:24:04,835 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:24:04,836 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:24:04,837 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:24:04,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:24:04,838 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:24:04,839 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:24:04,839 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:24:04,840 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:24:04,840 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:24:04,841 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:24:04,841 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:24:04,842 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:24:04,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:24:04,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:24:04,843 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:24:04,844 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:24:04,845 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:24:04,845 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:24:04,845 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:24:04,846 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:24:04,846 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:24:04,847 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:24:04,847 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:24:04,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:24:04,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:24:04,849 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:24:04,849 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:24:04,849 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:24:04,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:24:04,850 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:24:04,850 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_074bce88-d18a-416c-8554-7a0de6966d16/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074bce88-d18a-416c-8554-7a0de6966d16/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53086523abe0dc699ccd28b0916f17f8825d4641577f06835b9d81e9579a444f [2023-12-02 22:24:05,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:24:05,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:24:05,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:24:05,097 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:24:05,098 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:24:05,099 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074bce88-d18a-416c-8554-7a0de6966d16/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound10.c [2023-12-02 22:24:07,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:24:07,989 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:24:07,990 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074bce88-d18a-416c-8554-7a0de6966d16/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound10.c [2023-12-02 22:24:07,997 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074bce88-d18a-416c-8554-7a0de6966d16/bin/ukojak-verify-Qdu7aM0XO9/data/9318eece3/df342457ccb64dc3a6a35ac6d271f3fd/FLAG0b35ead48 [2023-12-02 22:24:08,009 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074bce88-d18a-416c-8554-7a0de6966d16/bin/ukojak-verify-Qdu7aM0XO9/data/9318eece3/df342457ccb64dc3a6a35ac6d271f3fd [2023-12-02 22:24:08,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:24:08,013 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:24:08,014 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:24:08,014 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:24:08,018 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:24:08,019 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:24:08" (1/1) ... [2023-12-02 22:24:08,020 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dabea8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:08, skipping insertion in model container [2023-12-02 22:24:08,020 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:24:08" (1/1) ... [2023-12-02 22:24:08,048 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:24:08,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:24:08,199 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:24:08,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:24:08,228 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:24:08,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:08 WrapperNode [2023-12-02 22:24:08,229 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:24:08,230 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:24:08,230 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:24:08,230 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:24:08,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:08" (1/1) ... [2023-12-02 22:24:08,242 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:08" (1/1) ... [2023-12-02 22:24:08,267 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 104 [2023-12-02 22:24:08,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:24:08,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:24:08,268 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:24:08,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:24:08,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:08" (1/1) ... [2023-12-02 22:24:08,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:08" (1/1) ... [2023-12-02 22:24:08,278 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:08" (1/1) ... [2023-12-02 22:24:08,278 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:08" (1/1) ... [2023-12-02 22:24:08,282 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:08" (1/1) ... [2023-12-02 22:24:08,285 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:08" (1/1) ... [2023-12-02 22:24:08,286 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:08" (1/1) ... [2023-12-02 22:24:08,287 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:08" (1/1) ... [2023-12-02 22:24:08,290 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:24:08,291 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:24:08,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:24:08,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:24:08,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:08" (1/1) ... [2023-12-02 22:24:08,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:24:08,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074bce88-d18a-416c-8554-7a0de6966d16/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:24:08,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074bce88-d18a-416c-8554-7a0de6966d16/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:24:08,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_074bce88-d18a-416c-8554-7a0de6966d16/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:24:08,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:24:08,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:24:08,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:24:08,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:24:08,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:24:08,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:24:08,415 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:24:08,417 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:24:08,832 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:24:08,874 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:24:08,874 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:24:08,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:24:08 BoogieIcfgContainer [2023-12-02 22:24:08,876 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:24:08,877 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:24:08,877 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:24:08,887 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:24:08,888 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:24:08" (1/1) ... [2023-12-02 22:24:08,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:24:08,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:08,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 130 states and 133 transitions. [2023-12-02 22:24:08,955 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 133 transitions. [2023-12-02 22:24:08,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 22:24:08,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:08,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:09,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:09,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:09,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:09,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 132 states and 135 transitions. [2023-12-02 22:24:09,172 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 135 transitions. [2023-12-02 22:24:09,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:24:09,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:09,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:09,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:09,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:09,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2023-12-02 22:24:09,272 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2023-12-02 22:24:09,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:24:09,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:09,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:09,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:09,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:09,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 134 states and 138 transitions. [2023-12-02 22:24:09,298 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 138 transitions. [2023-12-02 22:24:09,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:24:09,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:09,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:09,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:24:09,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:09,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:09,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:09,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 139 states and 146 transitions. [2023-12-02 22:24:09,509 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 146 transitions. [2023-12-02 22:24:09,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:24:09,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:09,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:09,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:09,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:24:09,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:09,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:09,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:09,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 140 states and 147 transitions. [2023-12-02 22:24:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 147 transitions. [2023-12-02 22:24:09,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:24:09,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:09,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:09,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:09,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:09,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:09,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:09,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:09,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 141 states and 149 transitions. [2023-12-02 22:24:09,634 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 149 transitions. [2023-12-02 22:24:09,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:24:09,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:09,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:09,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:09,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:24:09,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:09,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:09,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:09,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 140 states and 148 transitions. [2023-12-02 22:24:09,663 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 148 transitions. [2023-12-02 22:24:09,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:24:09,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:09,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:09,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:24:09,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:09,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:09,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:09,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 143 states and 151 transitions. [2023-12-02 22:24:09,753 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 151 transitions. [2023-12-02 22:24:09,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:24:09,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:09,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:09,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:24:09,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:09,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:09,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:09,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 151 states and 160 transitions. [2023-12-02 22:24:09,965 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 160 transitions. [2023-12-02 22:24:09,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:24:09,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:09,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:09,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:09,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:09,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:10,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:10,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:10,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 159 states and 170 transitions. [2023-12-02 22:24:10,173 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 170 transitions. [2023-12-02 22:24:10,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:24:10,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:10,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:10,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:10,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:10,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:10,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:10,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:10,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 162 states and 176 transitions. [2023-12-02 22:24:10,608 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 176 transitions. [2023-12-02 22:24:10,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:24:10,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:10,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:10,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:10,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:10,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:10,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:10,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:10,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 166 states and 182 transitions. [2023-12-02 22:24:10,787 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 182 transitions. [2023-12-02 22:24:10,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:24:10,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:10,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:10,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:10,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:24:10,805 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:10,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:10,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:10,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 165 states and 181 transitions. [2023-12-02 22:24:10,813 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 181 transitions. [2023-12-02 22:24:10,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:24:10,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:10,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:10,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:24:10,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:10,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:10,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:10,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 168 states and 184 transitions. [2023-12-02 22:24:10,873 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 184 transitions. [2023-12-02 22:24:10,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:24:10,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:10,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:10,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:24:10,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:10,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:10,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:10,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 169 states and 185 transitions. [2023-12-02 22:24:10,929 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 185 transitions. [2023-12-02 22:24:10,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:24:10,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:10,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:10,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:24:10,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:10,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:10,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:10,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 170 states and 186 transitions. [2023-12-02 22:24:10,986 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 186 transitions. [2023-12-02 22:24:10,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:24:10,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:10,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:11,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:24:11,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:11,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:11,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:11,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 178 states and 195 transitions. [2023-12-02 22:24:11,350 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 195 transitions. [2023-12-02 22:24:11,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 22:24:11,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:11,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:11,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:24:11,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:11,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:11,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:11,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 180 states and 198 transitions. [2023-12-02 22:24:11,930 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 198 transitions. [2023-12-02 22:24:11,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:24:11,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:11,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:11,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:24:11,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:11,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:11,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:11,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 179 states and 197 transitions. [2023-12-02 22:24:11,958 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 197 transitions. [2023-12-02 22:24:11,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:24:11,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:11,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:11,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:11,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:12,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:12,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:12,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 181 states and 199 transitions. [2023-12-02 22:24:12,223 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 199 transitions. [2023-12-02 22:24:12,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:24:12,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:12,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:12,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:12,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:24:12,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:12,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:12,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:12,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 185 states and 203 transitions. [2023-12-02 22:24:12,534 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 203 transitions. [2023-12-02 22:24:12,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:24:12,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:12,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:12,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:24:12,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:12,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:12,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:12,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 197 states and 216 transitions. [2023-12-02 22:24:12,758 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 216 transitions. [2023-12-02 22:24:12,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:24:12,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:12,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:12,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:24:12,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:12,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:12,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:12,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 201 states and 224 transitions. [2023-12-02 22:24:12,851 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 224 transitions. [2023-12-02 22:24:12,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:24:12,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:12,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:12,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:12,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:12,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:13,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:13,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 227 states and 256 transitions. [2023-12-02 22:24:13,266 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 256 transitions. [2023-12-02 22:24:13,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:24:13,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:13,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:13,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:24:13,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:13,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:13,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:13,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 228 states and 257 transitions. [2023-12-02 22:24:13,341 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 257 transitions. [2023-12-02 22:24:13,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:24:13,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:13,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:13,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:13,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:13,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:13,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:13,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 255 states and 290 transitions. [2023-12-02 22:24:13,887 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 290 transitions. [2023-12-02 22:24:13,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 22:24:13,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:13,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:13,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:24:13,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:13,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:13,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:13,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 254 states and 289 transitions. [2023-12-02 22:24:13,920 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 289 transitions. [2023-12-02 22:24:13,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 22:24:13,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:13,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:13,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:13,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:13,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:13,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:14,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:14,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 257 states and 295 transitions. [2023-12-02 22:24:14,269 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 295 transitions. [2023-12-02 22:24:14,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 22:24:14,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:14,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:14,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:14,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:14,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:14,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:15,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 22:24:15,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:15,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 259 states and 297 transitions. [2023-12-02 22:24:15,570 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 297 transitions. [2023-12-02 22:24:15,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 22:24:15,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:15,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:15,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:15,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:15,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:15,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:15,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:15,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 263 states and 304 transitions. [2023-12-02 22:24:15,962 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 304 transitions. [2023-12-02 22:24:15,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:24:15,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:15,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:15,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:24:15,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:16,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:16,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:16,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 267 states and 308 transitions. [2023-12-02 22:24:16,826 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 308 transitions. [2023-12-02 22:24:16,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:24:16,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:16,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:16,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:24:16,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:16,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:16,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 266 states and 307 transitions. [2023-12-02 22:24:16,860 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 307 transitions. [2023-12-02 22:24:16,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:24:16,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:16,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:16,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:16,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:17,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:18,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:18,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 267 states and 309 transitions. [2023-12-02 22:24:18,236 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 309 transitions. [2023-12-02 22:24:18,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:24:18,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:18,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:18,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:24:18,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:18,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:18,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:18,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 273 states and 317 transitions. [2023-12-02 22:24:18,811 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 317 transitions. [2023-12-02 22:24:18,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 22:24:18,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:18,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:18,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:24:18,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:19,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:19,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:19,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 274 states and 319 transitions. [2023-12-02 22:24:19,264 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 319 transitions. [2023-12-02 22:24:19,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 22:24:19,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:19,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:19,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:19,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:24:19,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:19,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:19,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:19,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 276 states and 321 transitions. [2023-12-02 22:24:19,447 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 321 transitions. [2023-12-02 22:24:19,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 22:24:19,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:19,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:19,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:19,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:19,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:24:20,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:20,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 284 states and 333 transitions. [2023-12-02 22:24:20,679 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 333 transitions. [2023-12-02 22:24:20,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 22:24:20,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:20,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:20,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:20,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:24:20,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:20,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:21,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:21,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 294 states and 347 transitions. [2023-12-02 22:24:21,524 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 347 transitions. [2023-12-02 22:24:21,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 22:24:21,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:21,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:21,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:21,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:21,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:21,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:24:23,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:23,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 303 states and 360 transitions. [2023-12-02 22:24:23,483 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 360 transitions. [2023-12-02 22:24:23,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 22:24:23,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:23,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:23,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:24:23,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:23,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:34,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:34,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 312 states and 376 transitions. [2023-12-02 22:24:34,349 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 376 transitions. [2023-12-02 22:24:34,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 22:24:34,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:34,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:34,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:24:34,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:34,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:24:34,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:34,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 311 states and 375 transitions. [2023-12-02 22:24:34,379 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 375 transitions. [2023-12-02 22:24:34,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 22:24:34,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:34,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:34,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:34,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:34,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:24:41,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:41,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 317 states and 383 transitions. [2023-12-02 22:24:41,339 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 383 transitions. [2023-12-02 22:24:41,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 22:24:41,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:41,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:41,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:24:41,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:24:42,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:24:45,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:24:45,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 320 states and 386 transitions. [2023-12-02 22:24:45,467 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 386 transitions. [2023-12-02 22:24:45,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 22:24:45,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:24:45,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:24:45,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:24:45,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:24:45,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:25:35,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:28:03,806 WARN L293 SmtUtils]: Spent 9.87s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:29:44,021 WARN L293 SmtUtils]: Spent 8.77s on a formula simplification that was a NOOP. DAG size: 20 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:29:46,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.90s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 22:30:36,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.57s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 22:32:14,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:32:14,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 327 states and 395 transitions. [2023-12-02 22:32:14,688 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 395 transitions. [2023-12-02 22:32:14,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 22:32:14,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:32:14,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:32:14,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:32:14,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:32:14,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:32:34,150 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:33:02,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:02,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 332 states and 403 transitions. [2023-12-02 22:33:02,743 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 403 transitions. [2023-12-02 22:33:02,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 22:33:02,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:02,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:02,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:02,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:33:02,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:33:07,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:33:30,862 WARN L293 SmtUtils]: Spent 20.02s on a formula simplification. DAG size of input: 20 DAG size of output: 18 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:33:51,916 WARN L293 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 19 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:34:10,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 22:35:29,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:35:29,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 340 states and 413 transitions. [2023-12-02 22:35:29,879 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 413 transitions. [2023-12-02 22:35:29,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 22:35:29,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:35:29,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:35:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:35:29,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:35:29,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:35:29,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:35:29,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:35:29,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 339 states and 412 transitions. [2023-12-02 22:35:29,909 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 412 transitions. [2023-12-02 22:35:29,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 22:35:29,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:35:29,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:35:29,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:35:29,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:35:29,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:35:29,942 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:35:48,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:35:48,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 344 states and 419 transitions. [2023-12-02 22:35:48,992 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 419 transitions. [2023-12-02 22:35:48,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 22:35:48,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:35:48,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:35:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:35:49,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:35:49,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:35:52,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:36:42,055 WARN L293 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:37:13,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:13,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 354 states and 431 transitions. [2023-12-02 22:37:13,054 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 431 transitions. [2023-12-02 22:37:13,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 22:37:13,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:13,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:13,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:37:13,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:37:13,087 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:38:57,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:57,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 360 states and 439 transitions. [2023-12-02 22:38:57,028 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 439 transitions. [2023-12-02 22:38:57,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 22:38:57,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:57,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:57,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:38:57,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:01,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.