./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_cf35e454-1215-4b47-aac6-981f95cedfeb/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4aef2940f6d326843487f003443fc222e2136d386047f492f8bd5c7e21afc8f5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 17:50:22,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 17:50:22,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 17:50:22,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 17:50:22,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 17:50:22,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 17:50:22,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 17:50:22,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 17:50:22,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 17:50:22,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 17:50:22,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 17:50:22,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 17:50:22,968 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 17:50:22,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 17:50:22,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 17:50:22,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 17:50:22,971 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 17:50:22,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 17:50:22,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 17:50:22,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 17:50:22,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 17:50:22,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 17:50:22,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 17:50:22,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 17:50:22,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 17:50:22,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 17:50:22,979 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 17:50:22,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 17:50:22,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 17:50:22,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 17:50:22,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 17:50:22,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 17:50:22,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 17:50:22,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 17:50:22,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 17:50:22,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 17:50:22,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 17:50:22,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 17:50:22,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 17:50:22,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 17:50:22,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 17:50:22,986 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 17:50:23,001 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 17:50:23,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 17:50:23,002 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 17:50:23,002 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 17:50:23,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 17:50:23,003 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 17:50:23,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 17:50:23,003 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 17:50:23,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 17:50:23,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 17:50:23,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 17:50:23,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 17:50:23,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 17:50:23,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 17:50:23,004 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 17:50:23,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 17:50:23,004 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 17:50:23,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 17:50:23,004 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 17:50:23,004 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 17:50:23,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 17:50:23,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 17:50:23,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 17:50:23,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 17:50:23,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 17:50:23,005 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 17:50:23,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 17:50:23,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 17:50:23,005 INFO L138 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_cf35e454-1215-4b47-aac6-981f95cedfeb/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4aef2940f6d326843487f003443fc222e2136d386047f492f8bd5c7e21afc8f5 [2022-12-14 17:50:23,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 17:50:23,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 17:50:23,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 17:50:23,238 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 17:50:23,239 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 17:50:23,240 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound20.c [2022-12-14 17:50:25,835 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 17:50:25,994 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 17:50:25,994 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound20.c [2022-12-14 17:50:25,998 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/bin/ukojak-rkRKPMF4O4/data/b2c43bf61/1231c9f27fe9431b8db6da0fb7317c59/FLAGe7966d939 [2022-12-14 17:50:26,008 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/bin/ukojak-rkRKPMF4O4/data/b2c43bf61/1231c9f27fe9431b8db6da0fb7317c59 [2022-12-14 17:50:26,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 17:50:26,011 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 17:50:26,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 17:50:26,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 17:50:26,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 17:50:26,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:50:26" (1/1) ... [2022-12-14 17:50:26,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25593cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:26, skipping insertion in model container [2022-12-14 17:50:26,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:50:26" (1/1) ... [2022-12-14 17:50:26,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 17:50:26,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 17:50:26,134 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound20.c[489,502] [2022-12-14 17:50:26,147 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 17:50:26,154 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 17:50:26,163 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound20.c[489,502] [2022-12-14 17:50:26,167 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 17:50:26,177 INFO L208 MainTranslator]: Completed translation [2022-12-14 17:50:26,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:26 WrapperNode [2022-12-14 17:50:26,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 17:50:26,178 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 17:50:26,178 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 17:50:26,179 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 17:50:26,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:26" (1/1) ... [2022-12-14 17:50:26,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:26" (1/1) ... [2022-12-14 17:50:26,200 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 59 [2022-12-14 17:50:26,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 17:50:26,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 17:50:26,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 17:50:26,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 17:50:26,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:26" (1/1) ... [2022-12-14 17:50:26,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:26" (1/1) ... [2022-12-14 17:50:26,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:26" (1/1) ... [2022-12-14 17:50:26,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:26" (1/1) ... [2022-12-14 17:50:26,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:26" (1/1) ... [2022-12-14 17:50:26,213 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:26" (1/1) ... [2022-12-14 17:50:26,213 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:26" (1/1) ... [2022-12-14 17:50:26,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:26" (1/1) ... [2022-12-14 17:50:26,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 17:50:26,215 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 17:50:26,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 17:50:26,216 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 17:50:26,216 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:50:26" (1/1) ... [2022-12-14 17:50:26,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 17:50:26,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 17:50:26,237 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 17:50:26,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf35e454-1215-4b47-aac6-981f95cedfeb/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 17:50:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 17:50:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 17:50:26,273 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 17:50:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 17:50:26,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 17:50:26,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 17:50:26,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 17:50:26,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 17:50:26,326 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 17:50:26,328 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 17:50:26,428 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 17:50:26,450 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 17:50:26,450 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 17:50:26,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:50:26 BoogieIcfgContainer [2022-12-14 17:50:26,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 17:50:26,452 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 17:50:26,452 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 17:50:26,459 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 17:50:26,459 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:50:26" (1/1) ... [2022-12-14 17:50:26,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 17:50:26,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:26,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2022-12-14 17:50:26,505 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2022-12-14 17:50:26,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 17:50:26,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:26,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:26,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 17:50:26,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:26,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2022-12-14 17:50:26,629 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2022-12-14 17:50:26,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 17:50:26,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:26,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:26,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 17:50:26,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:26,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 35 transitions. [2022-12-14 17:50:26,769 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2022-12-14 17:50:26,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 17:50:26,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:26,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:26,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 17:50:26,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:26,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 17:50:27,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:27,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 50 transitions. [2022-12-14 17:50:27,098 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2022-12-14 17:50:27,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 17:50:27,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:27,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:27,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 17:50:27,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:27,300 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 17:50:27,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:27,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 59 transitions. [2022-12-14 17:50:27,987 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2022-12-14 17:50:27,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 17:50:27,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:27,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:28,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:28,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-14 17:50:28,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:28,326 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 17:50:29,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:29,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 42 states and 80 transitions. [2022-12-14 17:50:29,632 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2022-12-14 17:50:29,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 17:50:29,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:29,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:29,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:29,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 17:50:29,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:29,703 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 17:50:29,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:29,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 43 states and 81 transitions. [2022-12-14 17:50:29,761 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 81 transitions. [2022-12-14 17:50:29,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 17:50:29,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:29,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:29,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:29,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 17:50:29,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:30,121 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 17:50:31,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:31,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 48 states and 98 transitions. [2022-12-14 17:50:31,167 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 98 transitions. [2022-12-14 17:50:31,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 17:50:31,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:31,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:31,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 17:50:31,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:31,302 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 17:50:33,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:33,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 58 states and 148 transitions. [2022-12-14 17:50:33,077 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 148 transitions. [2022-12-14 17:50:33,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 17:50:33,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:33,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:33,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:33,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 17:50:33,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:33,285 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 17:50:33,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:33,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 60 states and 152 transitions. [2022-12-14 17:50:33,839 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 152 transitions. [2022-12-14 17:50:33,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 17:50:33,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:33,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:33,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 17:50:33,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:34,095 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 17:50:34,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:34,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 64 states and 168 transitions. [2022-12-14 17:50:34,986 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 168 transitions. [2022-12-14 17:50:34,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 17:50:34,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:34,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:35,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:35,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-14 17:50:35,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:35,500 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 17:50:37,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:37,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 69 states and 194 transitions. [2022-12-14 17:50:37,271 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 194 transitions. [2022-12-14 17:50:37,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 17:50:37,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:37,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:37,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 17:50:37,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:38,058 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 17:50:39,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:39,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 73 states and 210 transitions. [2022-12-14 17:50:39,624 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 210 transitions. [2022-12-14 17:50:39,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 17:50:39,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:39,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:39,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 17:50:39,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:40,213 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 17:50:41,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:41,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 75 states and 217 transitions. [2022-12-14 17:50:41,343 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 217 transitions. [2022-12-14 17:50:41,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 17:50:41,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:41,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:41,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 17:50:41,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:41,539 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 17:50:45,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:45,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 78 states and 229 transitions. [2022-12-14 17:50:45,465 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 229 transitions. [2022-12-14 17:50:45,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 17:50:45,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:45,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:45,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:45,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 17:50:45,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:46,247 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 17:50:50,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:50,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 83 states and 256 transitions. [2022-12-14 17:50:50,192 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 256 transitions. [2022-12-14 17:50:50,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 17:50:50,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:50,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:50,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 17:50:50,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:50,658 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 17:50:52,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:52,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 85 states and 260 transitions. [2022-12-14 17:50:52,193 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 260 transitions. [2022-12-14 17:50:52,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 17:50:52,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:52,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:52,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 17:50:52,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:52,904 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 17:50:54,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:54,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 89 states and 274 transitions. [2022-12-14 17:50:54,964 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 274 transitions. [2022-12-14 17:50:54,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 17:50:54,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:54,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:54,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:54,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 17:50:54,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:55,549 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 17:50:56,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:56,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 90 states and 278 transitions. [2022-12-14 17:50:56,103 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 278 transitions. [2022-12-14 17:50:56,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 17:50:56,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:56,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:56,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:56,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 17:50:56,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:56,711 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-12-14 17:50:58,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:50:58,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 93 states and 284 transitions. [2022-12-14 17:50:58,204 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 284 transitions. [2022-12-14 17:50:58,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 17:50:58,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:50:58,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:50:58,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:50:58,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 17:50:58,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:50:58,548 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 17:51:08,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:51:08,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 97 states and 302 transitions. [2022-12-14 17:51:08,746 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 302 transitions. [2022-12-14 17:51:08,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 17:51:08,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:51:08,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:51:08,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:51:08,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 17:51:08,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:51:08,988 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 17:51:20,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:51:20,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 103 states and 339 transitions. [2022-12-14 17:51:20,065 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 339 transitions. [2022-12-14 17:51:20,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 17:51:20,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:51:20,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:51:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:51:20,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 17:51:20,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:51:23,109 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 17:51:30,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:51:30,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 108 states and 375 transitions. [2022-12-14 17:51:30,510 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 375 transitions. [2022-12-14 17:51:30,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 17:51:30,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:51:30,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:51:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:51:30,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 17:51:30,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:51:31,357 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 17:51:35,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:51:35,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 111 states and 384 transitions. [2022-12-14 17:51:35,190 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 384 transitions. [2022-12-14 17:51:35,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 17:51:35,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:51:35,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:51:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:51:35,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 17:51:35,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:51:36,232 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 17:51:36,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:51:36,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 113 states and 393 transitions. [2022-12-14 17:51:36,889 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 393 transitions. [2022-12-14 17:51:36,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 17:51:36,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:51:36,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:51:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:51:36,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 17:51:36,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:51:37,748 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 17:51:40,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:51:40,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 115 states and 395 transitions. [2022-12-14 17:51:40,419 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 395 transitions. [2022-12-14 17:51:40,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 17:51:40,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:51:40,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:51:40,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:51:40,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 17:51:40,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:51:40,468 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 17:51:57,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:51:57,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 122 states and 465 transitions. [2022-12-14 17:51:57,538 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 465 transitions. [2022-12-14 17:51:57,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 17:51:57,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:51:57,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:51:57,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:51:57,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 17:51:57,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:51:57,613 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 17:51:59,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:51:59,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 124 states and 471 transitions. [2022-12-14 17:51:59,218 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 471 transitions. [2022-12-14 17:51:59,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 17:51:59,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:51:59,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:51:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:51:59,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 17:51:59,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:51:59,288 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-12-14 17:51:59,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:51:59,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 124 states and 470 transitions. [2022-12-14 17:51:59,977 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 470 transitions. [2022-12-14 17:51:59,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 17:51:59,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:51:59,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:52:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:52:00,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 17:52:00,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:52:02,060 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 23 proven. 16 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 17:52:03,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:52:03,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 126 states and 472 transitions. [2022-12-14 17:52:03,338 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 472 transitions. [2022-12-14 17:52:03,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 17:52:03,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:52:03,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:52:03,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:52:03,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 17:52:03,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:52:03,389 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 17:52:05,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:52:05,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 128 states and 485 transitions. [2022-12-14 17:52:05,827 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 485 transitions. [2022-12-14 17:52:05,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 17:52:05,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:52:05,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:52:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:52:05,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 17:52:05,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:52:05,863 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 17:52:06,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:52:06,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 129 states and 487 transitions. [2022-12-14 17:52:06,457 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 487 transitions. [2022-12-14 17:52:06,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 17:52:06,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:52:06,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:52:06,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:52:06,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 42 conjunts are in the unsatisfiable core [2022-12-14 17:52:06,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:52:12,243 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 36 proven. 22 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-12-14 17:52:41,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:52:41,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 138 states and 536 transitions. [2022-12-14 17:52:41,439 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 536 transitions. [2022-12-14 17:52:41,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 17:52:41,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:52:41,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:52:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:52:41,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 17:52:41,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:52:46,895 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 17:52:48,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:52:48,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 139 states and 545 transitions. [2022-12-14 17:52:48,547 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 545 transitions. [2022-12-14 17:52:48,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 17:52:48,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:52:48,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:52:48,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:52:48,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 17:52:48,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:52:59,443 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 17:53:03,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:53:03,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 141 states and 551 transitions. [2022-12-14 17:53:03,269 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 551 transitions. [2022-12-14 17:53:03,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 17:53:03,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:53:03,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:53:03,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:53:03,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 17:53:03,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:53:05,259 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 28 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-12-14 17:53:08,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:53:08,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 143 states and 555 transitions. [2022-12-14 17:53:08,814 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 555 transitions. [2022-12-14 17:53:08,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 17:53:08,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:53:08,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:53:08,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:53:08,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 17:53:08,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:53:18,903 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 17:53:44,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:53:44,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 148 states and 589 transitions. [2022-12-14 17:53:44,749 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 589 transitions. [2022-12-14 17:53:44,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 17:53:44,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:53:44,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:53:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:53:44,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 17:53:44,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:53:46,322 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 17:53:49,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:53:49,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 150 states and 604 transitions. [2022-12-14 17:53:49,546 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 604 transitions. [2022-12-14 17:53:49,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 17:53:49,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:53:49,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:53:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:53:49,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 17:53:49,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:53:50,665 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 17:53:54,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:53:54,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 152 states and 619 transitions. [2022-12-14 17:53:54,420 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 619 transitions. [2022-12-14 17:53:54,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 17:53:54,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:53:54,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:53:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:53:54,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 17:53:54,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:53:55,354 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 17:53:57,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:53:57,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 154 states and 621 transitions. [2022-12-14 17:53:57,453 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 621 transitions. [2022-12-14 17:53:57,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 17:53:57,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:53:57,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:53:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:53:57,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 42 conjunts are in the unsatisfiable core [2022-12-14 17:53:57,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:54:12,728 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 44 proven. 24 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-12-14 17:54:14,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:54:14,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 156 states and 623 transitions. [2022-12-14 17:54:14,844 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 623 transitions. [2022-12-14 17:54:14,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 17:54:14,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:54:14,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:54:14,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:54:14,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 17:54:14,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:54:16,457 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 17:54:21,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:54:21,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 158 states and 625 transitions. [2022-12-14 17:54:21,558 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 625 transitions. [2022-12-14 17:54:21,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 17:54:21,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:54:21,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:54:21,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:54:21,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 17:54:21,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:54:22,530 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 33 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2022-12-14 17:54:26,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:54:26,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 160 states and 627 transitions. [2022-12-14 17:54:26,580 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 627 transitions. [2022-12-14 17:54:26,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 17:54:26,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:54:26,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:54:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:54:26,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 17:54:26,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:54:31,402 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 17:54:48,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:54:48,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 166 states and 677 transitions. [2022-12-14 17:54:48,034 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 677 transitions. [2022-12-14 17:54:48,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 17:54:48,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:54:48,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:54:48,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:54:48,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 17:54:48,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:54:52,009 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 17:54:56,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:54:56,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 168 states and 679 transitions. [2022-12-14 17:54:56,736 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 679 transitions. [2022-12-14 17:54:56,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 17:54:56,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:54:56,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:54:56,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:54:56,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 17:54:56,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:55:00,675 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 17:55:05,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:55:05,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 170 states and 684 transitions. [2022-12-14 17:55:05,228 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 684 transitions. [2022-12-14 17:55:05,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 17:55:05,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:55:05,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:55:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:55:05,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 17:55:05,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:55:09,185 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 17:55:10,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:55:10,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 171 states and 689 transitions. [2022-12-14 17:55:10,994 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 689 transitions. [2022-12-14 17:55:10,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 17:55:10,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:55:10,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:55:11,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:55:11,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 17:55:11,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:55:11,654 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 17:55:26,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:55:26,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 181 states and 836 transitions. [2022-12-14 17:55:26,230 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 836 transitions. [2022-12-14 17:55:26,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 17:55:26,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:55:26,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:55:26,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:55:26,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 17:55:26,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:55:30,888 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 17:55:38,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:55:38,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 184 states and 849 transitions. [2022-12-14 17:55:38,232 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 849 transitions. [2022-12-14 17:55:38,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 17:55:38,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:55:38,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:55:38,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:55:38,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 17:55:38,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:55:38,304 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 17:55:44,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:55:44,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 186 states and 852 transitions. [2022-12-14 17:55:44,008 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 852 transitions. [2022-12-14 17:55:44,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 17:55:44,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:55:44,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:55:44,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:55:44,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 17:55:44,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:55:44,081 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 17:55:47,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:55:47,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 188 states and 853 transitions. [2022-12-14 17:55:47,107 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 853 transitions. [2022-12-14 17:55:47,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 17:55:47,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:55:47,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:55:47,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:55:47,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 17:55:47,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:55:47,174 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 17:55:49,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:55:49,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 189 states and 856 transitions. [2022-12-14 17:55:49,059 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 856 transitions. [2022-12-14 17:55:49,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 17:55:49,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:55:49,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:55:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:55:49,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 17:55:49,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:55:49,126 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 17:55:55,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:55:55,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 189 states and 853 transitions. [2022-12-14 17:55:55,141 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 853 transitions. [2022-12-14 17:55:55,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 17:55:55,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:55:55,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:55:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:55:55,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 17:55:55,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:55:59,745 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 17:56:01,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:56:01,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 190 states and 857 transitions. [2022-12-14 17:56:01,134 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 857 transitions. [2022-12-14 17:56:01,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 17:56:01,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:56:01,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:56:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:56:01,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 17:56:01,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:56:01,216 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 17:56:03,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:56:03,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 191 states and 858 transitions. [2022-12-14 17:56:03,253 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 858 transitions. [2022-12-14 17:56:03,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 17:56:03,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:56:03,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:56:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:56:03,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 17:56:03,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:56:07,988 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 38 proven. 31 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 17:56:09,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:56:09,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 192 states and 861 transitions. [2022-12-14 17:56:09,954 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 861 transitions. [2022-12-14 17:56:09,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 17:56:09,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:56:09,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:56:09,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:56:09,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 17:56:09,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:56:10,028 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 17:56:10,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:56:10,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 192 states and 860 transitions. [2022-12-14 17:56:10,997 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 860 transitions. [2022-12-14 17:56:10,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 17:56:10,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:56:10,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:56:11,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:56:11,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 17:56:11,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:56:11,048 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 17:56:18,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:56:18,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 194 states and 871 transitions. [2022-12-14 17:56:18,317 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 871 transitions. [2022-12-14 17:56:18,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 17:56:18,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:56:18,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:56:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:56:18,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 17:56:18,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:56:18,364 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 17:56:24,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:56:24,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 195 states and 882 transitions. [2022-12-14 17:56:24,741 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 882 transitions. [2022-12-14 17:56:24,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 17:56:24,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:56:24,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:56:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:56:24,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 17:56:24,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:56:24,795 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 17:56:25,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:56:25,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 196 states and 885 transitions. [2022-12-14 17:56:25,975 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 885 transitions. [2022-12-14 17:56:25,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 17:56:25,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:56:25,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:56:25,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:56:25,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 17:56:25,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:56:26,012 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 17:56:28,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:56:28,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 197 states and 887 transitions. [2022-12-14 17:56:28,058 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 887 transitions. [2022-12-14 17:56:28,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 17:56:28,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:56:28,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:56:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:56:28,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 17:56:28,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:56:28,097 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 17:56:30,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:56:30,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 198 states and 888 transitions. [2022-12-14 17:56:30,129 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 888 transitions. [2022-12-14 17:56:30,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 17:56:30,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:56:30,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:56:30,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:56:30,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 17:56:30,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:56:44,282 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 17:57:56,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:57:56,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 203 states and 948 transitions. [2022-12-14 17:57:56,389 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 948 transitions. [2022-12-14 17:57:56,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 17:57:56,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:57:56,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:57:56,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:57:56,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 17:57:56,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:58:12,087 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 46 proven. 31 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 17:58:30,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:58:30,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 205 states and 952 transitions. [2022-12-14 17:58:30,147 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 952 transitions. [2022-12-14 17:58:30,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 17:58:30,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:58:30,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:58:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:58:30,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 44 conjunts are in the unsatisfiable core [2022-12-14 17:58:30,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:58:55,997 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 51 proven. 47 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2022-12-14 17:59:07,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:59:07,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 207 states and 958 transitions. [2022-12-14 17:59:07,966 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 958 transitions. [2022-12-14 17:59:07,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 17:59:07,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:59:07,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:59:08,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:59:08,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 17:59:08,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:59:13,118 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 17:59:37,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:59:37,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 210 states and 967 transitions. [2022-12-14 17:59:37,002 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 967 transitions. [2022-12-14 17:59:37,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 17:59:37,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:59:37,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:59:37,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:59:37,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 17:59:37,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 17:59:49,259 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 17:59:52,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 17:59:52,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 211 states and 969 transitions. [2022-12-14 17:59:52,849 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 969 transitions. [2022-12-14 17:59:52,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 17:59:52,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 17:59:52,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 17:59:52,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 17:59:52,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 17:59:52,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:00:04,180 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 43 proven. 34 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 18:00:07,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:00:07,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 212 states and 970 transitions. [2022-12-14 18:00:07,420 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 970 transitions. [2022-12-14 18:00:07,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 18:00:07,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:00:07,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:00:07,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:00:07,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 18:00:07,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:00:23,195 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 18:01:23,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:01:23,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 217 states and 1021 transitions. [2022-12-14 18:01:23,695 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 1021 transitions. [2022-12-14 18:01:23,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 18:01:23,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:01:23,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:01:23,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:01:23,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 18:01:23,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:01:44,376 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 18:01:48,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:01:48,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 219 states and 1023 transitions. [2022-12-14 18:01:48,615 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 1023 transitions. [2022-12-14 18:01:48,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 18:01:48,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:01:48,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:01:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:01:48,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 18:01:48,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:01:58,197 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 18:02:04,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:02:04,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 221 states and 1040 transitions. [2022-12-14 18:02:04,572 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 1040 transitions. [2022-12-14 18:02:04,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 18:02:04,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:02:04,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:02:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:02:04,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 18:02:04,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:02:25,241 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 18:02:35,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:02:35,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 223 states and 1060 transitions. [2022-12-14 18:02:35,597 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 1060 transitions. [2022-12-14 18:02:35,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 18:02:35,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:02:35,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:02:35,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:02:35,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 18:02:35,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:02:41,819 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 18:02:46,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:02:46,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 224 states and 1072 transitions. [2022-12-14 18:02:46,252 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 1072 transitions. [2022-12-14 18:02:46,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 18:02:46,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:02:46,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:02:46,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:02:46,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 18:02:46,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:02:49,136 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 18:03:22,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:03:22,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 226 states and 1074 transitions. [2022-12-14 18:03:22,098 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 1074 transitions. [2022-12-14 18:03:22,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 18:03:22,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:03:22,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:03:22,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:03:22,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 18:03:22,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:03:30,031 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 18:03:34,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:03:34,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 228 states and 1076 transitions. [2022-12-14 18:03:34,767 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 1076 transitions. [2022-12-14 18:03:34,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 18:03:34,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:03:34,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:03:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:03:34,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 18:03:34,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:03:50,694 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 18:04:07,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:04:07,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 230 states and 1078 transitions. [2022-12-14 18:04:07,931 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 1078 transitions. [2022-12-14 18:04:07,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 18:04:07,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:04:07,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:04:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:04:08,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 18:04:08,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:04:30,345 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 30 proven. 55 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-12-14 18:04:44,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:04:44,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 232 states and 1080 transitions. [2022-12-14 18:04:44,056 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 1080 transitions. [2022-12-14 18:04:44,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 18:04:44,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:04:44,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:04:44,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:04:44,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 18:04:44,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:04:54,608 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 47 proven. 58 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2022-12-14 18:05:26,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:05:26,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 238 states and 1140 transitions. [2022-12-14 18:05:26,966 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 1140 transitions. [2022-12-14 18:05:26,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-12-14 18:05:26,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:05:26,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:05:27,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:05:27,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 18:05:27,170 INFO L286 TraceCheckSpWp]: Computing forward predicates...