./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/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_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3d0e3bce6f4731d98bf8e5301c405fc62948194b21f76143536933e108212a93 --- 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 20:45:50,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:45:50,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:45:50,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:45:50,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:45:50,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:45:50,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:45:50,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:45:50,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:45:50,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:45:50,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:45:50,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:45:50,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:45:50,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:45:50,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:45:50,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:45:50,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:45:50,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:45:50,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:45:50,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:45:50,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:45:50,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:45:50,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:45:50,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:45:50,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:45:50,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:45:50,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:45:50,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:45:50,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:45:50,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:45:50,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:45:50,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:45:50,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:45:50,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:45:50,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:45:50,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:45:50,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:45:50,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:45:50,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:45:50,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:45:50,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:45:50,149 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 20:45:50,169 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:45:50,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:45:50,170 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:45:50,170 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:45:50,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:45:50,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:45:50,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:45:50,171 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:45:50,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:45:50,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:45:50,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:45:50,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:45:50,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:45:50,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:45:50,172 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:45:50,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:45:50,172 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:45:50,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:45:50,173 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:45:50,173 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:45:50,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:45:50,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:45:50,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:45:50,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:45:50,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:45:50,173 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:45:50,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:45:50,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:45:50,174 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_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d0e3bce6f4731d98bf8e5301c405fc62948194b21f76143536933e108212a93 [2022-12-14 20:45:50,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:45:50,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:45:50,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:45:50,373 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:45:50,373 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:45:50,374 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound5.i [2022-12-14 20:45:52,949 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:45:53,101 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:45:53,102 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound5.i [2022-12-14 20:45:53,106 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/bin/ukojak-rkRKPMF4O4/data/681d193d6/8be3c2537eaf4d14bb534910c65ccdcc/FLAGc235c3e97 [2022-12-14 20:45:53,117 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/bin/ukojak-rkRKPMF4O4/data/681d193d6/8be3c2537eaf4d14bb534910c65ccdcc [2022-12-14 20:45:53,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:45:53,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:45:53,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:45:53,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:45:53,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:45:53,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:45:53" (1/1) ... [2022-12-14 20:45:53,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4847dbae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:45:53, skipping insertion in model container [2022-12-14 20:45:53,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:45:53" (1/1) ... [2022-12-14 20:45:53,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:45:53,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:45:53,243 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_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound5.i[950,963] [2022-12-14 20:45:53,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:45:53,260 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:45:53,269 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_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound5.i[950,963] [2022-12-14 20:45:53,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:45:53,282 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:45:53,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:45:53 WrapperNode [2022-12-14 20:45:53,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:45:53,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:45:53,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:45:53,283 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:45:53,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:45:53" (1/1) ... [2022-12-14 20:45:53,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:45:53" (1/1) ... [2022-12-14 20:45:53,305 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2022-12-14 20:45:53,305 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:45:53,306 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:45:53,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:45:53,306 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:45:53,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:45:53" (1/1) ... [2022-12-14 20:45:53,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:45:53" (1/1) ... [2022-12-14 20:45:53,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:45:53" (1/1) ... [2022-12-14 20:45:53,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:45:53" (1/1) ... [2022-12-14 20:45:53,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:45:53" (1/1) ... [2022-12-14 20:45:53,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:45:53" (1/1) ... [2022-12-14 20:45:53,318 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:45:53" (1/1) ... [2022-12-14 20:45:53,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:45:53" (1/1) ... [2022-12-14 20:45:53,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:45:53,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:45:53,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:45:53,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:45:53,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:45:53" (1/1) ... [2022-12-14 20:45:53,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:45:53,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:45:53,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:45:53,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d57a590d-ad0f-4343-a6f9-97cb82ff80b8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:45:53,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:45:53,373 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 20:45:53,373 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 20:45:53,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:45:53,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:45:53,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:45:53,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 20:45:53,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 20:45:53,431 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:45:53,432 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:45:53,533 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:45:53,557 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:45:53,557 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 20:45:53,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:45:53 BoogieIcfgContainer [2022-12-14 20:45:53,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:45:53,559 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:45:53,559 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:45:53,568 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:45:53,568 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:45:53" (1/1) ... [2022-12-14 20:45:53,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:45:53,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:53,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2022-12-14 20:45:53,619 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2022-12-14 20:45:53,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:45:53,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:53,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:53,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:53,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:53,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-14 20:45:53,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:45:53,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:45:53,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:53,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2022-12-14 20:45:53,785 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2022-12-14 20:45:53,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:45:53,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:53,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:53,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:53,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 20:45:53,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:45:53,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:45:53,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:53,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2022-12-14 20:45:53,954 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2022-12-14 20:45:53,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:45:53,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:53,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:53,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 20:45:54,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:45:54,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:45:54,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:54,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 49 transitions. [2022-12-14 20:45:54,842 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2022-12-14 20:45:54,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:45:54,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:54,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:54,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:54,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 20:45:54,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:45:54,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:45:55,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:55,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 56 transitions. [2022-12-14 20:45:55,512 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2022-12-14 20:45:55,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:45:55,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:55,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:55,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 20:45:55,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:45:55,576 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:45:55,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:55,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 37 states and 61 transitions. [2022-12-14 20:45:55,705 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2022-12-14 20:45:55,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:45:55,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:55,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:55,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 20:45:55,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:45:55,802 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:45:56,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:56,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 76 transitions. [2022-12-14 20:45:56,328 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 76 transitions. [2022-12-14 20:45:56,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:45:56,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:56,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:56,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:56,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 20:45:56,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:45:56,448 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:45:57,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:57,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 46 states and 84 transitions. [2022-12-14 20:45:57,144 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2022-12-14 20:45:57,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:45:57,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:57,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:57,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:57,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 20:45:57,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:45:57,179 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:45:57,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:57,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 46 states and 83 transitions. [2022-12-14 20:45:57,326 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2022-12-14 20:45:57,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:45:57,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:57,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:57,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 20:45:57,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:45:57,366 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:45:57,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:57,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 49 states and 90 transitions. [2022-12-14 20:45:57,985 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 90 transitions. [2022-12-14 20:45:57,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:45:57,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:57,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:58,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:45:58,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:45:58,230 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:45:58,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:58,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 51 states and 95 transitions. [2022-12-14 20:45:58,774 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 95 transitions. [2022-12-14 20:45:58,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:45:58,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:58,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:58,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:45:58,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:45:58,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:45:59,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:59,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 55 states and 102 transitions. [2022-12-14 20:45:59,401 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 102 transitions. [2022-12-14 20:45:59,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:45:59,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:59,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:59,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 20:45:59,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:45:59,495 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:45:59,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:45:59,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 110 transitions. [2022-12-14 20:45:59,693 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 110 transitions. [2022-12-14 20:45:59,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:45:59,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:45:59,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:45:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:45:59,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:45:59,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:45:59,836 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:46:00,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:00,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 60 states and 119 transitions. [2022-12-14 20:46:00,567 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 119 transitions. [2022-12-14 20:46:00,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:46:00,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:00,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:00,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:46:00,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:46:00,786 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:46:01,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:01,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 61 states and 123 transitions. [2022-12-14 20:46:01,105 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 123 transitions. [2022-12-14 20:46:01,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:46:01,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:01,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:01,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:01,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:46:01,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:46:01,202 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:46:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:01,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 63 states and 124 transitions. [2022-12-14 20:46:01,633 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 124 transitions. [2022-12-14 20:46:01,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:46:01,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:01,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:01,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 20:46:01,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:46:01,711 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:46:03,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:03,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 70 states and 148 transitions. [2022-12-14 20:46:03,487 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 148 transitions. [2022-12-14 20:46:03,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:46:03,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:03,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:03,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 20:46:03,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:46:03,667 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:46:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:04,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 73 states and 165 transitions. [2022-12-14 20:46:04,568 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 165 transitions. [2022-12-14 20:46:04,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:46:04,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:04,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:04,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 20:46:04,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:46:04,606 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:46:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:04,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 74 states and 169 transitions. [2022-12-14 20:46:04,902 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 169 transitions. [2022-12-14 20:46:04,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:46:04,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:04,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:04,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:04,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 20:46:04,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:46:13,016 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-14 20:46:13,105 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:46:36,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:36,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 82 states and 208 transitions. [2022-12-14 20:46:36,997 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 208 transitions. [2022-12-14 20:46:36,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:46:36,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:36,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:37,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:37,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:46:37,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:46:37,219 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 20:46:40,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:46:40,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 85 states and 218 transitions. [2022-12-14 20:46:40,998 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 218 transitions. [2022-12-14 20:46:40,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:46:40,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:46:40,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:46:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:46:41,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 28 conjunts are in the unsatisfiable core [2022-12-14 20:46:41,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:46:41,640 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:47:07,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:47:07,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 92 states and 237 transitions. [2022-12-14 20:47:07,134 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 237 transitions. [2022-12-14 20:47:07,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:47:07,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:47:07,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:47:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:47:07,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:47:07,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:47:09,021 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:47:34,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:47:34,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 100 states and 266 transitions. [2022-12-14 20:47:34,701 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 266 transitions. [2022-12-14 20:47:34,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:47:34,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:47:34,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:47:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:47:34,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 20:47:34,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:47:36,003 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:47:46,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:47:46,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 105 states and 280 transitions. [2022-12-14 20:47:46,744 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 280 transitions. [2022-12-14 20:47:46,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:47:46,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:47:46,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:47:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:47:46,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:47:46,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:47:47,406 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:47:57,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:47:57,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 108 states and 289 transitions. [2022-12-14 20:47:57,967 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 289 transitions. [2022-12-14 20:47:57,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:47:57,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:47:57,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:47:57,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:47:57,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:47:57,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:47:58,011 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:48:03,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:48:03,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 109 states and 292 transitions. [2022-12-14 20:48:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 292 transitions. [2022-12-14 20:48:03,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 20:48:03,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:48:03,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:48:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:48:03,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 20:48:03,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:48:04,281 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:48:32,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:48:32,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 102 states and 232 transitions. [2022-12-14 20:48:32,349 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 232 transitions. [2022-12-14 20:48:32,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 20:48:32,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:48:32,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:48:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:48:32,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 20:48:32,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:48:32,656 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 20:48:36,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:48:36,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 104 states and 236 transitions. [2022-12-14 20:48:36,237 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 236 transitions. [2022-12-14 20:48:36,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 20:48:36,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:48:36,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:48:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:48:37,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-14 20:48:37,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:48:37,510 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-12-14 20:48:39,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:48:39,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 103 states and 232 transitions. [2022-12-14 20:48:39,218 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 232 transitions. [2022-12-14 20:48:39,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:48:39,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:48:39,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:48:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:48:39,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:48:39,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:48:39,763 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:49:12,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:49:12,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 111 states and 272 transitions. [2022-12-14 20:49:12,371 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 272 transitions. [2022-12-14 20:49:12,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:49:12,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:49:12,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:49:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:49:12,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 20:49:12,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:49:12,701 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:49:20,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:49:20,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 114 states and 281 transitions. [2022-12-14 20:49:20,971 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 281 transitions. [2022-12-14 20:49:20,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:49:20,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:49:20,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:49:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:49:21,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 32 conjunts are in the unsatisfiable core [2022-12-14 20:49:21,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:50:07,880 WARN L233 SmtUtils]: Spent 10.08s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-12-14 20:50:08,098 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:52:14,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 20:53:49,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:49,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 122 states and 298 transitions. [2022-12-14 20:53:49,719 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 298 transitions. [2022-12-14 20:53:49,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:53:49,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:49,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:50,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 20:53:50,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:09,195 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-14 20:54:12,553 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:54:54,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:54,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 124 states and 304 transitions. [2022-12-14 20:54:54,165 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 304 transitions. [2022-12-14 20:54:54,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:54:54,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:54,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:54,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 20:54:54,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 20:54:55,074 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-14 20:54:56,292 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-12-14 20:54:56,392 INFO L208 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug. [2022-12-14 20:55:27,575 WARN L233 SmtUtils]: Spent 27.00s on a formula simplification. DAG size of input: 8986 DAG size of output: 8959 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)