./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound50.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_6f1d2e3b-e15d-4155-a489-62806f1c5231/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d2e3b-e15d-4155-a489-62806f1c5231/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_6f1d2e3b-e15d-4155-a489-62806f1c5231/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d2e3b-e15d-4155-a489-62806f1c5231/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d2e3b-e15d-4155-a489-62806f1c5231/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_6f1d2e3b-e15d-4155-a489-62806f1c5231/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 82dba59912342fc33baf6f71838a6b7d05440c02338f64f7b1e8151e293c49a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:03:46,587 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:03:46,733 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d2e3b-e15d-4155-a489-62806f1c5231/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:03:46,747 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:03:46,747 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:03:46,805 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:03:46,806 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:03:46,807 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:03:46,809 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:03:46,815 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:03:46,817 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:03:46,817 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:03:46,818 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:03:46,820 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:03:46,821 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:03:46,821 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:03:46,821 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:03:46,822 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:03:46,822 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:03:46,823 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:03:46,824 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:03:46,828 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:03:46,829 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:03:46,829 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:03:46,830 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:03:46,830 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:03:46,831 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:03:46,831 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:03:46,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:46,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:03:46,833 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:03:46,834 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:03:46,834 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:03:46,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:03:46,835 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:03:46,835 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_6f1d2e3b-e15d-4155-a489-62806f1c5231/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d2e3b-e15d-4155-a489-62806f1c5231/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 82dba59912342fc33baf6f71838a6b7d05440c02338f64f7b1e8151e293c49a7 [2023-11-23 20:03:47,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:03:47,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:03:47,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:03:47,228 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:03:47,229 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:03:47,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d2e3b-e15d-4155-a489-62806f1c5231/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound50.c [2023-11-23 20:03:51,116 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:03:51,411 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:03:51,411 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d2e3b-e15d-4155-a489-62806f1c5231/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound50.c [2023-11-23 20:03:51,423 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d2e3b-e15d-4155-a489-62806f1c5231/bin/ukojak-verify-1t5iHCbJaC/data/5867d0b33/eb367222adfd4c8eb53cd972516f931f/FLAGa34da8b7e [2023-11-23 20:03:51,452 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d2e3b-e15d-4155-a489-62806f1c5231/bin/ukojak-verify-1t5iHCbJaC/data/5867d0b33/eb367222adfd4c8eb53cd972516f931f [2023-11-23 20:03:51,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:03:51,467 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:03:51,472 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:51,473 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:03:51,481 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:03:51,485 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:51" (1/1) ... [2023-11-23 20:03:51,487 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@243d5f48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:51, skipping insertion in model container [2023-11-23 20:03:51,487 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:03:51" (1/1) ... [2023-11-23 20:03:51,521 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:03:51,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:51,816 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:03:51,851 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:03:51,874 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:03:51,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:51 WrapperNode [2023-11-23 20:03:51,875 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:03:51,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:51,877 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:03:51,877 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:03:51,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:51" (1/1) ... [2023-11-23 20:03:51,901 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:51" (1/1) ... [2023-11-23 20:03:51,940 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2023-11-23 20:03:51,941 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:03:51,942 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:03:51,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:03:51,943 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:03:51,955 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:51" (1/1) ... [2023-11-23 20:03:51,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:51" (1/1) ... [2023-11-23 20:03:51,967 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:51" (1/1) ... [2023-11-23 20:03:51,967 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:51" (1/1) ... [2023-11-23 20:03:51,971 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:51" (1/1) ... [2023-11-23 20:03:51,983 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:51" (1/1) ... [2023-11-23 20:03:51,991 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:51" (1/1) ... [2023-11-23 20:03:51,992 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:51" (1/1) ... [2023-11-23 20:03:51,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:03:52,005 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:03:52,005 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:03:52,005 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:03:52,006 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:03:51" (1/1) ... [2023-11-23 20:03:52,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:03:52,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d2e3b-e15d-4155-a489-62806f1c5231/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:03:52,048 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d2e3b-e15d-4155-a489-62806f1c5231/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:03:52,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1d2e3b-e15d-4155-a489-62806f1c5231/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:03:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:03:52,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:03:52,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:03:52,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:03:52,112 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:03:52,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:03:52,216 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:03:52,220 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:03:52,486 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:03:52,522 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:03:52,522 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:03:52,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:52 BoogieIcfgContainer [2023-11-23 20:03:52,524 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:03:52,535 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:03:52,535 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:03:52,561 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:03:52,561 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:03:52" (1/1) ... [2023-11-23 20:03:52,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:03:52,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:52,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2023-11-23 20:03:52,644 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2023-11-23 20:03:52,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:03:52,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:52,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:52,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:52,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:52,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:52,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 57 states and 59 transitions. [2023-11-23 20:03:52,870 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 59 transitions. [2023-11-23 20:03:52,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:03:52,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:52,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:53,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:53,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:53,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-11-23 20:03:53,089 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-11-23 20:03:53,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:03:53,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:53,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:53,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:53,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:53,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2023-11-23 20:03:53,228 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2023-11-23 20:03:53,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:03:53,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:53,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:53,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:53,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:53,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:53,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 59 states and 62 transitions. [2023-11-23 20:03:53,264 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2023-11-23 20:03:53,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:03:53,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:53,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:53,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:53,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:53,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:53,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:53,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:53,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 65 states and 71 transitions. [2023-11-23 20:03:53,552 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2023-11-23 20:03:53,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:03:53,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:53,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:53,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:53,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:53,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:53,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:53,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:53,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 66 states and 73 transitions. [2023-11-23 20:03:53,768 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2023-11-23 20:03:53,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:03:53,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:53,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:53,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:53,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:53,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:53,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:54,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:54,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 73 states and 84 transitions. [2023-11-23 20:03:54,394 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 84 transitions. [2023-11-23 20:03:54,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:03:54,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:54,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:54,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:54,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:54,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:55,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:55,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 96 transitions. [2023-11-23 20:03:55,193 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 96 transitions. [2023-11-23 20:03:55,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:03:55,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:55,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:55,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:55,217 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:55,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:55,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:55,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:55,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 82 states and 97 transitions. [2023-11-23 20:03:55,266 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 97 transitions. [2023-11-23 20:03:55,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:03:55,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:55,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:55,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:03:55,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:55,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:55,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:55,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 85 states and 101 transitions. [2023-11-23 20:03:55,771 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 101 transitions. [2023-11-23 20:03:55,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:03:55,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:55,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:55,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:03:55,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:55,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:56,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:56,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 108 transitions. [2023-11-23 20:03:56,313 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 108 transitions. [2023-11-23 20:03:56,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:03:56,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:56,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:56,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:03:56,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:56,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:57,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:57,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 96 states and 115 transitions. [2023-11-23 20:03:57,047 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 115 transitions. [2023-11-23 20:03:57,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:03:57,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:57,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:57,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:57,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:57,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:58,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:58,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 111 states and 137 transitions. [2023-11-23 20:03:58,234 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 137 transitions. [2023-11-23 20:03:58,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:03:58,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:58,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:58,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:58,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:58,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:58,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:03:58,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:03:58,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 115 states and 145 transitions. [2023-11-23 20:03:58,677 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 145 transitions. [2023-11-23 20:03:58,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:03:58,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:03:58,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:03:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:03:58,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:03:58,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:03:58,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:00,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:00,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 131 states and 169 transitions. [2023-11-23 20:04:00,174 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 169 transitions. [2023-11-23 20:04:00,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:04:00,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:00,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:00,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:00,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:00,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:00,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:00,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:00,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 134 states and 175 transitions. [2023-11-23 20:04:00,710 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 175 transitions. [2023-11-23 20:04:00,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:04:00,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:00,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:00,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:00,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:00,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:00,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:01,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:01,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 140 states and 188 transitions. [2023-11-23 20:04:01,606 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 188 transitions. [2023-11-23 20:04:01,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:04:01,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:01,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:01,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:01,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:01,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:02,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:02,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 147 states and 203 transitions. [2023-11-23 20:04:02,535 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 203 transitions. [2023-11-23 20:04:02,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:04:02,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:02,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:02,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:02,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:02,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:03,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:03,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 153 states and 215 transitions. [2023-11-23 20:04:03,397 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 215 transitions. [2023-11-23 20:04:03,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:04:03,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:03,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:03,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:03,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:03,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:03,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:03,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 152 states and 214 transitions. [2023-11-23 20:04:03,646 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 214 transitions. [2023-11-23 20:04:03,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:04:03,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:03,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:03,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:03,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:03,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:04,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:04,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 159 states and 226 transitions. [2023-11-23 20:04:04,749 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 226 transitions. [2023-11-23 20:04:04,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:04:04,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:04,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:04,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:04,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:04,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:04,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:05,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:05,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 165 states and 238 transitions. [2023-11-23 20:04:05,844 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 238 transitions. [2023-11-23 20:04:05,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:04:05,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:05,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:05,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:05,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:05,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:06,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:07,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:07,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 174 states and 253 transitions. [2023-11-23 20:04:07,034 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 253 transitions. [2023-11-23 20:04:07,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:04:07,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:07,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:07,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:07,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:07,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:07,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:07,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:07,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 173 states and 252 transitions. [2023-11-23 20:04:07,931 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 252 transitions. [2023-11-23 20:04:07,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:04:07,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:07,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:07,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:07,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:07,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:08,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:09,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:09,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 263 transitions. [2023-11-23 20:04:09,604 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 263 transitions. [2023-11-23 20:04:09,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:04:09,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:09,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:09,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:09,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:09,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:09,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:11,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:11,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 202 states and 309 transitions. [2023-11-23 20:04:11,759 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 309 transitions. [2023-11-23 20:04:11,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:04:11,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:11,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:11,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:11,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:11,968 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:14,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:14,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 223 states and 355 transitions. [2023-11-23 20:04:14,263 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 355 transitions. [2023-11-23 20:04:14,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:14,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:14,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:14,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:14,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:14,402 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:15,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:15,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 230 states and 374 transitions. [2023-11-23 20:04:15,363 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 374 transitions. [2023-11-23 20:04:15,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:04:15,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:15,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:15,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:15,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:15,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:15,428 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:16,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:16,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 233 states and 378 transitions. [2023-11-23 20:04:16,280 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 378 transitions. [2023-11-23 20:04:16,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:04:16,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:16,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:16,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:16,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:16,439 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:17,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:17,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 240 states and 388 transitions. [2023-11-23 20:04:17,367 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 388 transitions. [2023-11-23 20:04:17,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:04:17,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:17,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:17,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:17,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:17,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:17,541 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:18,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:18,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 243 states and 391 transitions. [2023-11-23 20:04:18,551 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 391 transitions. [2023-11-23 20:04:18,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:04:18,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:18,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:18,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:18,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:18,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:18,792 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:19,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:19,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 251 states and 404 transitions. [2023-11-23 20:04:19,944 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 404 transitions. [2023-11-23 20:04:19,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:04:19,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:19,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:19,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:19,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:19,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:20,053 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:21,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:21,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 254 states and 407 transitions. [2023-11-23 20:04:21,018 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 407 transitions. [2023-11-23 20:04:21,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:04:21,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:21,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:21,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:04:21,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:21,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:21,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 257 states and 410 transitions. [2023-11-23 20:04:21,918 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 410 transitions. [2023-11-23 20:04:21,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:04:21,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:21,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:21,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:21,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:04:21,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:22,157 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:23,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:23,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 259 states and 414 transitions. [2023-11-23 20:04:23,202 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 414 transitions. [2023-11-23 20:04:23,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:04:23,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:23,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:23,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:23,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:23,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:23,648 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:24,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:24,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 262 states and 421 transitions. [2023-11-23 20:04:24,889 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 421 transitions. [2023-11-23 20:04:24,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:04:24,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:24,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:24,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:24,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:24,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:25,022 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:27,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:27,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 279 states and 444 transitions. [2023-11-23 20:04:27,866 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 444 transitions. [2023-11-23 20:04:27,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:04:27,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:27,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:27,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:27,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:27,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:27,993 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:28,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:28,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 282 states and 446 transitions. [2023-11-23 20:04:28,693 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 446 transitions. [2023-11-23 20:04:28,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:04:28,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:28,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:28,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:28,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:28,718 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:28,878 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:32,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:32,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 302 states and 492 transitions. [2023-11-23 20:04:32,807 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 492 transitions. [2023-11-23 20:04:32,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:04:32,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:32,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:32,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:32,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:32,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:32,887 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:33,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:33,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 305 states and 494 transitions. [2023-11-23 20:04:33,642 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 494 transitions. [2023-11-23 20:04:33,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:04:33,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:33,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:33,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:33,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:33,696 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:04:34,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:34,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 305 states and 493 transitions. [2023-11-23 20:04:34,242 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 493 transitions. [2023-11-23 20:04:34,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:04:34,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:34,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:34,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:34,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:34,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:34,375 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:35,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:35,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 309 states and 506 transitions. [2023-11-23 20:04:35,288 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 506 transitions. [2023-11-23 20:04:35,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:04:35,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:35,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:35,320 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:35,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:35,337 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:04:36,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:36,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 314 states and 517 transitions. [2023-11-23 20:04:36,513 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 517 transitions. [2023-11-23 20:04:36,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:04:36,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:36,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:36,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:36,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:04:36,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:36,696 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:38,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:38,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 323 states and 540 transitions. [2023-11-23 20:04:38,271 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 540 transitions. [2023-11-23 20:04:38,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:04:38,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:38,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:38,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:38,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:38,576 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:04:39,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:39,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 329 states and 554 transitions. [2023-11-23 20:04:39,769 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 554 transitions. [2023-11-23 20:04:39,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:04:39,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:39,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:39,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:04:39,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:40,126 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.