./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-tiling/poly1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/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_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/poly1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3116e607f032f81b099fa1792f5e25b70e1832d9d57f1b8b6500e90d2143faec --- 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 18:59:36,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:59:36,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:59:36,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:59:36,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:59:36,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:59:36,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:59:36,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:59:36,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:59:36,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:59:36,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:59:36,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:59:36,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:59:36,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:59:36,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:59:36,108 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:59:36,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:59:36,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:59:36,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:59:36,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:59:36,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:59:36,116 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:59:36,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:59:36,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:59:36,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:59:36,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:59:36,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:59:36,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:59:36,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:59:36,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:59:36,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:59:36,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:59:36,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:59:36,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:59:36,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:59:36,128 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:59:36,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:59:36,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:59:36,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:59:36,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:59:36,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:59:36,131 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 18:59:36,154 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:59:36,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:59:36,155 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:59:36,155 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:59:36,156 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:59:36,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:59:36,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:59:36,157 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:59:36,157 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:59:36,157 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:59:36,157 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:59:36,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:59:36,158 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:59:36,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:59:36,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:59:36,158 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:59:36,159 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:59:36,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:59:36,159 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:59:36,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:59:36,159 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:59:36,159 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:59:36,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:59:36,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:59:36,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:59:36,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:59:36,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:59:36,160 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:59:36,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:59:36,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:59:36,161 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_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3116e607f032f81b099fa1792f5e25b70e1832d9d57f1b8b6500e90d2143faec [2022-12-14 18:59:36,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:59:36,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:59:36,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:59:36,373 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:59:36,374 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:59:36,375 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-tiling/poly1.c [2022-12-14 18:59:39,002 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:59:39,152 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:59:39,152 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/sv-benchmarks/c/array-tiling/poly1.c [2022-12-14 18:59:39,156 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/bin/ukojak-rkRKPMF4O4/data/a10f020c3/b93ed5cf30c941b4879dc1eba05799af/FLAGecc1b5fe9 [2022-12-14 18:59:39,167 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/bin/ukojak-rkRKPMF4O4/data/a10f020c3/b93ed5cf30c941b4879dc1eba05799af [2022-12-14 18:59:39,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:59:39,171 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:59:39,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:59:39,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:59:39,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:59:39,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:59:39" (1/1) ... [2022-12-14 18:59:39,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37cbf627 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:59:39, skipping insertion in model container [2022-12-14 18:59:39,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:59:39" (1/1) ... [2022-12-14 18:59:39,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:59:39,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:59:39,292 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_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/sv-benchmarks/c/array-tiling/poly1.c[396,409] [2022-12-14 18:59:39,304 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:59:39,313 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:59:39,323 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_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/sv-benchmarks/c/array-tiling/poly1.c[396,409] [2022-12-14 18:59:39,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:59:39,338 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:59:39,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:59:39 WrapperNode [2022-12-14 18:59:39,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:59:39,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:59:39,340 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:59:39,340 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:59:39,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:59:39" (1/1) ... [2022-12-14 18:59:39,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:59:39" (1/1) ... [2022-12-14 18:59:39,363 INFO L138 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2022-12-14 18:59:39,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:59:39,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:59:39,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:59:39,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:59:39,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:59:39" (1/1) ... [2022-12-14 18:59:39,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:59:39" (1/1) ... [2022-12-14 18:59:39,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:59:39" (1/1) ... [2022-12-14 18:59:39,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:59:39" (1/1) ... [2022-12-14 18:59:39,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:59:39" (1/1) ... [2022-12-14 18:59:39,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:59:39" (1/1) ... [2022-12-14 18:59:39,377 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:59:39" (1/1) ... [2022-12-14 18:59:39,378 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:59:39" (1/1) ... [2022-12-14 18:59:39,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:59:39,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:59:39,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:59:39,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:59:39,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:59:39" (1/1) ... [2022-12-14 18:59:39,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:59:39,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:59:39,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:59:39,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3c13db8-f3f6-48d9-bef3-e5ec392131a0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:59:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:59:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:59:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 18:59:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 18:59:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:59:39,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:59:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 18:59:39,493 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:59:39,494 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:59:39,621 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:59:39,642 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:59:39,642 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 18:59:39,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:59:39 BoogieIcfgContainer [2022-12-14 18:59:39,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:59:39,645 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:59:39,645 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:59:39,652 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:59:39,652 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:59:39" (1/1) ... [2022-12-14 18:59:39,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:59:39,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:39,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2022-12-14 18:59:39,695 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2022-12-14 18:59:39,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 18:59:39,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:39,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:39,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:39,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:39,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2022-12-14 18:59:39,814 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2022-12-14 18:59:39,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 18:59:39,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:39,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:39,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:39,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:39,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-12-14 18:59:39,917 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-12-14 18:59:39,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 18:59:39,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:39,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:39,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 18:59:39,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:39,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:39,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:39,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-12-14 18:59:39,994 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-12-14 18:59:39,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 18:59:39,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:39,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:40,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 18:59:40,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:40,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:40,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:40,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2022-12-14 18:59:40,086 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2022-12-14 18:59:40,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 18:59:40,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:40,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:40,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 18:59:40,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:40,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:40,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:40,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2022-12-14 18:59:40,192 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2022-12-14 18:59:40,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 18:59:40,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:40,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:40,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 18:59:40,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:40,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:40,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:40,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2022-12-14 18:59:40,379 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2022-12-14 18:59:40,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 18:59:40,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:40,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:40,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:40,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 18:59:40,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:40,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:40,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:40,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 35 states and 40 transitions. [2022-12-14 18:59:40,668 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2022-12-14 18:59:40,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 18:59:40,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:40,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:40,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 18:59:40,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:40,735 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:40,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:40,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 42 transitions. [2022-12-14 18:59:40,798 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2022-12-14 18:59:40,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 18:59:40,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:40,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:40,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 18:59:40,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:40,900 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:41,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:41,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2022-12-14 18:59:41,042 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2022-12-14 18:59:41,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 18:59:41,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:41,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:41,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 18:59:41,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:41,078 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 18:59:41,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:41,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2022-12-14 18:59:41,097 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2022-12-14 18:59:41,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 18:59:41,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:41,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:41,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 18:59:41,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:41,148 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 18:59:41,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:41,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2022-12-14 18:59:41,175 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2022-12-14 18:59:41,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 18:59:41,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:41,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:41,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:41,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 18:59:41,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:41,260 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:41,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:41,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2022-12-14 18:59:41,337 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2022-12-14 18:59:41,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 18:59:41,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:41,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:41,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:41,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 18:59:41,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:41,387 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 18:59:41,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:41,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2022-12-14 18:59:41,452 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2022-12-14 18:59:41,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 18:59:41,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:41,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:41,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:41,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 18:59:41,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:41,578 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:41,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:41,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2022-12-14 18:59:41,770 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2022-12-14 18:59:41,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 18:59:41,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:41,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:41,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:41,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 18:59:41,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:41,843 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 18:59:41,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:41,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 55 states and 66 transitions. [2022-12-14 18:59:41,887 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2022-12-14 18:59:41,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 18:59:41,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:41,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:41,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 18:59:41,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:41,990 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:42,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:42,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 57 states and 68 transitions. [2022-12-14 18:59:42,083 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 68 transitions. [2022-12-14 18:59:42,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 18:59:42,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:42,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:42,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:42,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 18:59:42,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:42,147 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 18:59:42,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:42,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 59 states and 70 transitions. [2022-12-14 18:59:42,225 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 70 transitions. [2022-12-14 18:59:42,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 18:59:42,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:42,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:42,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 18:59:42,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:42,399 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:42,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:42,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 62 states and 74 transitions. [2022-12-14 18:59:42,648 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 74 transitions. [2022-12-14 18:59:42,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 18:59:42,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:42,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:42,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:42,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 18:59:42,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:42,824 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:43,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:43,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 73 states and 90 transitions. [2022-12-14 18:59:43,344 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2022-12-14 18:59:43,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 18:59:43,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:43,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:43,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:43,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 18:59:43,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:43,461 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:43,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:43,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 75 states and 92 transitions. [2022-12-14 18:59:43,583 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2022-12-14 18:59:43,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 18:59:43,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:43,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:43,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 18:59:43,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:43,751 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:44,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:44,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 78 states and 97 transitions. [2022-12-14 18:59:44,006 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 97 transitions. [2022-12-14 18:59:44,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 18:59:44,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:44,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:44,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:44,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 18:59:44,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:44,120 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 18:59:44,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:44,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 81 states and 100 transitions. [2022-12-14 18:59:44,285 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 100 transitions. [2022-12-14 18:59:44,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 18:59:44,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:44,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:44,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 18:59:44,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:44,402 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:44,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:44,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 83 states and 102 transitions. [2022-12-14 18:59:44,531 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 102 transitions. [2022-12-14 18:59:44,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 18:59:44,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:44,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:44,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 18:59:44,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:44,607 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 18:59:44,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:44,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 85 states and 105 transitions. [2022-12-14 18:59:44,714 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 105 transitions. [2022-12-14 18:59:44,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 18:59:44,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:44,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:44,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 18:59:44,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:45,084 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:45,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:45,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 88 states and 110 transitions. [2022-12-14 18:59:45,424 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 110 transitions. [2022-12-14 18:59:45,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 18:59:45,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:45,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:45,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:45,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-14 18:59:45,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:45,825 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 24 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:47,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:47,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 104 states and 132 transitions. [2022-12-14 18:59:47,282 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2022-12-14 18:59:47,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 18:59:47,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:47,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:47,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:47,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 18:59:47,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:47,428 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:47,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:47,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 106 states and 134 transitions. [2022-12-14 18:59:47,620 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 134 transitions. [2022-12-14 18:59:47,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 18:59:47,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:47,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:47,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 18:59:47,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:47,970 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:48,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:48,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 109 states and 140 transitions. [2022-12-14 18:59:48,329 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 140 transitions. [2022-12-14 18:59:48,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 18:59:48,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:48,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:48,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 18:59:48,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:48,471 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-14 18:59:48,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:48,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 112 states and 143 transitions. [2022-12-14 18:59:48,683 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 143 transitions. [2022-12-14 18:59:48,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 18:59:48,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:48,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:48,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:48,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 18:59:48,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:48,829 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:48,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:48,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 114 states and 145 transitions. [2022-12-14 18:59:48,982 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 145 transitions. [2022-12-14 18:59:48,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 18:59:48,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:48,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:49,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:49,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 18:59:49,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:49,072 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-14 18:59:49,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:49,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 116 states and 149 transitions. [2022-12-14 18:59:49,198 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 149 transitions. [2022-12-14 18:59:49,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 18:59:49,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:49,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:49,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 18:59:49,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:51,242 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:53,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:53,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 125 states and 163 transitions. [2022-12-14 18:59:53,501 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 163 transitions. [2022-12-14 18:59:53,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 18:59:53,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:53,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:53,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 18:59:53,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:54,233 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 42 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:57,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:57,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 146 states and 191 transitions. [2022-12-14 18:59:57,163 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 191 transitions. [2022-12-14 18:59:57,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 18:59:57,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:57,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:57,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 18:59:57,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:57,344 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:57,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:57,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 151 states and 200 transitions. [2022-12-14 18:59:57,813 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 200 transitions. [2022-12-14 18:59:57,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 18:59:57,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:57,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:58,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:58,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 18:59:58,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:58,095 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-12-14 18:59:58,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:58,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 154 states and 203 transitions. [2022-12-14 18:59:58,423 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 203 transitions. [2022-12-14 18:59:58,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 18:59:58,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:58,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:58,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 18:59:58,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:58,628 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:59,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:59,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 159 states and 212 transitions. [2022-12-14 18:59:59,216 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 212 transitions. [2022-12-14 18:59:59,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 18:59:59,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:59,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:59,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 18:59:59,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 18:59:59,315 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-12-14 18:59:59,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:59,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 161 states and 217 transitions. [2022-12-14 18:59:59,469 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 217 transitions. [2022-12-14 18:59:59,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-12-14 18:59:59,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:59,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:59,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:59,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-14 18:59:59,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:00,366 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 65 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:04,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:04,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 187 states and 251 transitions. [2022-12-14 19:00:04,809 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 251 transitions. [2022-12-14 19:00:04,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-14 19:00:04,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:04,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:04,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 19:00:04,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:05,060 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:05,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:05,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 192 states and 261 transitions. [2022-12-14 19:00:05,823 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 261 transitions. [2022-12-14 19:00:05,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 19:00:05,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:05,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:06,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:00:06,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:06,651 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 1 proven. 64 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-12-14 19:00:11,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:11,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 226 states and 300 transitions. [2022-12-14 19:00:11,723 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 300 transitions. [2022-12-14 19:00:11,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 19:00:11,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:11,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:11,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:11,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 19:00:11,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:12,050 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:12,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:12,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 231 states and 310 transitions. [2022-12-14 19:00:12,998 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 310 transitions. [2022-12-14 19:00:12,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 19:00:12,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:12,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:13,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:13,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:00:13,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:13,150 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-12-14 19:00:14,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:14,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 236 states and 319 transitions. [2022-12-14 19:00:14,229 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 319 transitions. [2022-12-14 19:00:14,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 19:00:14,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:14,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:14,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:14,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 19:00:14,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:14,561 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:15,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:15,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 241 states and 329 transitions. [2022-12-14 19:00:15,334 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 329 transitions. [2022-12-14 19:00:15,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 19:00:15,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:15,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:15,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-14 19:00:15,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:16,704 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 105 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:22,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:22,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 272 states and 370 transitions. [2022-12-14 19:00:22,448 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 370 transitions. [2022-12-14 19:00:22,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-14 19:00:22,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:22,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:22,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:00:22,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:22,796 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 0 proven. 455 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:23,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:23,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 277 states and 381 transitions. [2022-12-14 19:00:23,533 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 381 transitions. [2022-12-14 19:00:23,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 19:00:23,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:23,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:23,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:23,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 19:00:23,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:23,695 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-12-14 19:00:24,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:24,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 282 states and 391 transitions. [2022-12-14 19:00:24,604 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 391 transitions. [2022-12-14 19:00:24,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-14 19:00:24,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:24,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:24,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:24,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 19:00:24,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:24,971 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:25,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:25,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 287 states and 402 transitions. [2022-12-14 19:00:25,864 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 402 transitions. [2022-12-14 19:00:25,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 19:00:25,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:25,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:25,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:25,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-14 19:00:25,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:28,264 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 140 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:36,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:36,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 323 states and 449 transitions. [2022-12-14 19:00:36,696 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 449 transitions. [2022-12-14 19:00:36,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 19:00:36,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:36,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:36,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 19:00:36,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:37,125 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:38,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:38,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 328 states and 461 transitions. [2022-12-14 19:00:38,050 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 461 transitions. [2022-12-14 19:00:38,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-14 19:00:38,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:38,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:38,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 19:00:38,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:38,285 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-12-14 19:00:39,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:39,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 333 states and 472 transitions. [2022-12-14 19:00:39,491 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 472 transitions. [2022-12-14 19:00:39,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-14 19:00:39,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:39,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:39,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 19:00:39,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:39,918 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 0 proven. 680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:41,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:41,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 338 states and 484 transitions. [2022-12-14 19:00:41,288 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 484 transitions. [2022-12-14 19:00:41,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-14 19:00:41,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:41,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:41,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:41,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 36 conjunts are in the unsatisfiable core [2022-12-14 19:00:41,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:44,947 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 180 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:55,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:55,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 379 states and 537 transitions. [2022-12-14 19:00:55,944 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 537 transitions. [2022-12-14 19:00:55,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-12-14 19:00:55,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:55,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:55,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:55,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 19:00:55,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:56,456 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:57,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:57,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 384 states and 550 transitions. [2022-12-14 19:00:57,722 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 550 transitions. [2022-12-14 19:00:57,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-14 19:00:57,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:57,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:57,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 19:00:57,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:57,930 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-12-14 19:00:59,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:59,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 389 states and 562 transitions. [2022-12-14 19:00:59,127 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 562 transitions. [2022-12-14 19:00:59,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-14 19:00:59,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:59,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:59,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:59,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 19:00:59,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:00:59,566 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:01:00,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:01:00,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 394 states and 575 transitions. [2022-12-14 19:01:00,808 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 575 transitions. [2022-12-14 19:01:00,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-12-14 19:01:00,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:01:00,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:01:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:01:00,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 40 conjunts are in the unsatisfiable core [2022-12-14 19:01:00,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:01:04,495 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 225 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:01:17,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:01:17,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 440 states and 634 transitions. [2022-12-14 19:01:17,750 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 634 transitions. [2022-12-14 19:01:17,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-12-14 19:01:17,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:01:17,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:01:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:01:17,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 41 conjunts are in the unsatisfiable core [2022-12-14 19:01:17,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:01:18,315 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 0 proven. 950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:01:19,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:01:19,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 445 states and 648 transitions. [2022-12-14 19:01:19,632 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 648 transitions. [2022-12-14 19:01:19,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-14 19:01:19,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:01:19,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:01:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:01:19,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 19:01:19,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:01:19,907 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-12-14 19:01:21,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:01:21,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 450 states and 661 transitions. [2022-12-14 19:01:21,485 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 661 transitions. [2022-12-14 19:01:21,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-12-14 19:01:21,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:01:21,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:01:21,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:01:21,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 43 conjunts are in the unsatisfiable core [2022-12-14 19:01:21,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:01:22,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 0 proven. 1050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:01:23,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:01:23,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 455 states and 675 transitions. [2022-12-14 19:01:23,819 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 675 transitions. [2022-12-14 19:01:23,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-12-14 19:01:23,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:01:23,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:01:23,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:01:23,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 44 conjunts are in the unsatisfiable core [2022-12-14 19:01:23,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:01:29,644 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 275 proven. 235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:01:47,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:01:47,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 506 states and 740 transitions. [2022-12-14 19:01:47,919 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 740 transitions. [2022-12-14 19:01:47,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-14 19:01:47,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:01:47,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:01:47,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:01:47,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 45 conjunts are in the unsatisfiable core [2022-12-14 19:01:47,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:01:48,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1155 backedges. 0 proven. 1155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:01:50,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:01:50,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 511 states and 755 transitions. [2022-12-14 19:01:50,143 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 755 transitions. [2022-12-14 19:01:50,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-12-14 19:01:50,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:01:50,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:01:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:01:50,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 19:01:50,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:01:50,452 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2022-12-14 19:01:52,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:01:52,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 516 states and 769 transitions. [2022-12-14 19:01:52,021 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 769 transitions. [2022-12-14 19:01:52,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-12-14 19:01:52,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:01:52,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:01:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:01:52,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-14 19:01:52,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:01:52,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 0 proven. 1265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:01:54,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:01:54,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 521 states and 784 transitions. [2022-12-14 19:01:54,355 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 784 transitions. [2022-12-14 19:01:54,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-14 19:01:54,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:01:54,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:01:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:01:54,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 48 conjunts are in the unsatisfiable core [2022-12-14 19:01:54,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:02:01,182 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 330 proven. 286 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:02:24,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:02:24,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 577 states and 855 transitions. [2022-12-14 19:02:24,490 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 855 transitions. [2022-12-14 19:02:24,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-12-14 19:02:24,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:02:24,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:02:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:02:24,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 49 conjunts are in the unsatisfiable core [2022-12-14 19:02:24,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:02:25,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 0 proven. 1380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:02:27,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:02:27,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 582 states and 871 transitions. [2022-12-14 19:02:27,101 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 871 transitions. [2022-12-14 19:02:27,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-12-14 19:02:27,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:02:27,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:02:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:02:27,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 19:02:27,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:02:27,458 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2022-12-14 19:02:29,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:02:29,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 587 states and 886 transitions. [2022-12-14 19:02:29,437 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 886 transitions. [2022-12-14 19:02:29,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-14 19:02:29,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:02:29,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:02:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:02:29,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 51 conjunts are in the unsatisfiable core [2022-12-14 19:02:29,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:02:30,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 0 proven. 1500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:02:32,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:02:32,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 592 states and 902 transitions. [2022-12-14 19:02:32,164 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 902 transitions. [2022-12-14 19:02:32,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-12-14 19:02:32,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:02:32,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:02:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:02:32,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 52 conjunts are in the unsatisfiable core [2022-12-14 19:02:32,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:02:40,633 INFO L134 CoverageAnalysis]: Checked inductivity of 732 backedges. 390 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:03:10,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:03:10,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 653 states and 979 transitions. [2022-12-14 19:03:10,149 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 979 transitions. [2022-12-14 19:03:10,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-12-14 19:03:10,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:03:10,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:03:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:03:10,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 53 conjunts are in the unsatisfiable core [2022-12-14 19:03:10,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:03:11,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 0 proven. 1625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:03:13,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:03:13,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 658 states and 996 transitions. [2022-12-14 19:03:13,616 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 996 transitions. [2022-12-14 19:03:13,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-14 19:03:13,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:03:13,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:03:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:03:13,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 19:03:13,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:03:13,985 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2022-12-14 19:03:16,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:03:16,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 663 states and 1012 transitions. [2022-12-14 19:03:16,258 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1012 transitions. [2022-12-14 19:03:16,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-12-14 19:03:16,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:03:16,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:03:16,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:03:16,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 55 conjunts are in the unsatisfiable core [2022-12-14 19:03:16,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:03:16,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 0 proven. 1755 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:03:19,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:03:19,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 668 states and 1029 transitions. [2022-12-14 19:03:19,339 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1029 transitions. [2022-12-14 19:03:19,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-12-14 19:03:19,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:03:19,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:03:19,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:03:19,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 56 conjunts are in the unsatisfiable core [2022-12-14 19:03:19,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:03:28,740 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 455 proven. 403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:04:06,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:04:06,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 734 states and 1112 transitions. [2022-12-14 19:04:06,426 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1112 transitions. [2022-12-14 19:04:06,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-14 19:04:06,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:04:06,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:04:06,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:04:06,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 57 conjunts are in the unsatisfiable core [2022-12-14 19:04:06,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:04:07,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 0 proven. 1890 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:04:10,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:04:10,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 739 states and 1130 transitions. [2022-12-14 19:04:10,063 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1130 transitions. [2022-12-14 19:04:10,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-12-14 19:04:10,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:04:10,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:04:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:04:10,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:04:10,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:04:10,520 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 455 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2022-12-14 19:04:12,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:04:12,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 744 states and 1147 transitions. [2022-12-14 19:04:12,966 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1147 transitions. [2022-12-14 19:04:12,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 19:04:12,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:04:12,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:04:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:04:13,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 59 conjunts are in the unsatisfiable core [2022-12-14 19:04:13,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:04:13,865 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 0 proven. 2030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:04:16,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:04:16,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 749 states and 1165 transitions. [2022-12-14 19:04:16,435 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1165 transitions. [2022-12-14 19:04:16,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-12-14 19:04:16,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:04:16,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:04:16,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:04:16,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 60 conjunts are in the unsatisfiable core [2022-12-14 19:04:16,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:04:28,283 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 525 proven. 469 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:05:10,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:05:10,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 820 states and 1254 transitions. [2022-12-14 19:05:10,831 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1254 transitions. [2022-12-14 19:05:10,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 19:05:10,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:05:10,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:05:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:05:10,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 61 conjunts are in the unsatisfiable core [2022-12-14 19:05:10,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:05:11,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 0 proven. 2175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:05:14,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:05:14,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 825 states and 1273 transitions. [2022-12-14 19:05:14,723 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1273 transitions. [2022-12-14 19:05:14,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-12-14 19:05:14,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:05:14,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:05:14,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:05:14,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 19:05:14,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:05:15,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1065 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2022-12-14 19:05:18,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:05:18,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 830 states and 1291 transitions. [2022-12-14 19:05:18,392 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1291 transitions. [2022-12-14 19:05:18,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-12-14 19:05:18,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:05:18,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:05:18,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:05:18,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 63 conjunts are in the unsatisfiable core [2022-12-14 19:05:18,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:05:19,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2325 backedges. 0 proven. 2325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:05:22,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:05:22,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 835 states and 1310 transitions. [2022-12-14 19:05:22,286 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1310 transitions. [2022-12-14 19:05:22,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-12-14 19:05:22,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:05:22,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:05:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:05:22,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 64 conjunts are in the unsatisfiable core [2022-12-14 19:05:22,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:05:35,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 600 proven. 540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:06:29,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:06:29,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 911 states and 1405 transitions. [2022-12-14 19:06:29,823 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1405 transitions. [2022-12-14 19:06:29,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-12-14 19:06:29,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:06:29,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:06:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:06:29,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 65 conjunts are in the unsatisfiable core [2022-12-14 19:06:29,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:06:30,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2480 backedges. 0 proven. 2480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:06:34,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:06:34,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 916 states and 1425 transitions. [2022-12-14 19:06:34,587 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1425 transitions. [2022-12-14 19:06:34,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-14 19:06:34,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:06:34,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:06:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:06:34,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 526 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 19:06:34,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:06:35,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1216 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2022-12-14 19:06:38,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:06:38,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 921 states and 1444 transitions. [2022-12-14 19:06:38,188 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1444 transitions. [2022-12-14 19:06:38,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-12-14 19:06:38,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:06:38,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:06:38,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:06:38,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 67 conjunts are in the unsatisfiable core [2022-12-14 19:06:38,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:06:39,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2640 backedges. 0 proven. 2640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:06:42,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:06:42,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 926 states and 1464 transitions. [2022-12-14 19:06:42,841 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1464 transitions. [2022-12-14 19:06:42,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-12-14 19:06:42,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:06:42,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:06:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:06:42,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 68 conjunts are in the unsatisfiable core [2022-12-14 19:06:42,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:06:59,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1296 backedges. 680 proven. 616 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:02,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:02,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1007 states and 1565 transitions. [2022-12-14 19:08:02,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1565 transitions. [2022-12-14 19:08:02,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-12-14 19:08:02,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:02,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:02,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 69 conjunts are in the unsatisfiable core [2022-12-14 19:08:02,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:08:03,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2805 backedges. 0 proven. 2805 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:07,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:07,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1012 states and 1586 transitions. [2022-12-14 19:08:07,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1586 transitions. [2022-12-14 19:08:07,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-12-14 19:08:07,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:07,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:07,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 19:08:07,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:08:07,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1377 backedges. 0 proven. 680 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2022-12-14 19:08:11,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:11,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1017 states and 1606 transitions. [2022-12-14 19:08:11,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1606 transitions. [2022-12-14 19:08:11,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-12-14 19:08:11,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:11,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:11,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 71 conjunts are in the unsatisfiable core [2022-12-14 19:08:11,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:08:12,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2975 backedges. 0 proven. 2975 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:16,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:16,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 1022 states and 1627 transitions. [2022-12-14 19:08:16,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1627 transitions. [2022-12-14 19:08:16,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-12-14 19:08:16,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:16,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:17,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:17,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 72 conjunts are in the unsatisfiable core [2022-12-14 19:08:17,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:08:38,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1462 backedges. 765 proven. 697 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:09:50,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:09:50,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1108 states and 1734 transitions. [2022-12-14 19:09:50,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1734 transitions. [2022-12-14 19:09:50,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-12-14 19:09:50,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:09:50,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:09:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:09:50,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 73 conjunts are in the unsatisfiable core [2022-12-14 19:09:50,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:09:52,409 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 0 proven. 3150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:09:56,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:09:56,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1113 states and 1756 transitions. [2022-12-14 19:09:56,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1756 transitions. [2022-12-14 19:09:56,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-12-14 19:09:56,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:09:56,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:09:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:09:56,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-14 19:09:56,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:09:57,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1548 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 783 trivial. 0 not checked. [2022-12-14 19:10:01,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:01,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1118 states and 1777 transitions. [2022-12-14 19:10:01,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1777 transitions. [2022-12-14 19:10:01,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-12-14 19:10:01,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:01,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:01,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 75 conjunts are in the unsatisfiable core [2022-12-14 19:10:01,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:10:03,148 INFO L134 CoverageAnalysis]: Checked inductivity of 3330 backedges. 0 proven. 3330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:10:07,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:07,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 1123 states and 1799 transitions. [2022-12-14 19:10:07,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1799 transitions. [2022-12-14 19:10:07,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-14 19:10:07,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:07,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:07,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 600 conjuncts, 76 conjunts are in the unsatisfiable core [2022-12-14 19:10:07,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:10:31,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1638 backedges. 855 proven. 783 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:11:57,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:11:57,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1214 states and 1912 transitions. [2022-12-14 19:11:57,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1912 transitions. [2022-12-14 19:11:57,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-12-14 19:11:57,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:11:57,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:11:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:11:57,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 553 conjuncts, 77 conjunts are in the unsatisfiable core [2022-12-14 19:11:57,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:11:59,592 INFO L134 CoverageAnalysis]: Checked inductivity of 3515 backedges. 0 proven. 3515 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:12:04,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:12:04,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1219 states and 1935 transitions. [2022-12-14 19:12:04,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1935 transitions. [2022-12-14 19:12:04,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-12-14 19:12:04,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:12:04,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:12:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:12:04,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 39 conjunts are in the unsatisfiable core [2022-12-14 19:12:04,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:12:05,606 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 855 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2022-12-14 19:12:09,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:12:10,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1224 states and 1957 transitions. [2022-12-14 19:12:10,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1957 transitions. [2022-12-14 19:12:10,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-12-14 19:12:10,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:12:10,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:12:10,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:12:10,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 79 conjunts are in the unsatisfiable core [2022-12-14 19:12:10,112 INFO L286 TraceCheckSpWp]: Computing forward predicates...