./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_34e3ab8d-bd3c-43f4-9b02-450314bb180d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e3ab8d-bd3c-43f4-9b02-450314bb180d/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_34e3ab8d-bd3c-43f4-9b02-450314bb180d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e3ab8d-bd3c-43f4-9b02-450314bb180d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e3ab8d-bd3c-43f4-9b02-450314bb180d/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_34e3ab8d-bd3c-43f4-9b02-450314bb180d/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 e82362cf624f0e845caa7a60d1834859999824a1181a9b545ac94ec06fd3aa08 --- 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 [2022-12-15 00:47:42,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:47:42,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:47:42,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:47:42,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:47:42,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:47:42,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:47:42,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:47:42,872 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:47:42,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:47:42,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:47:42,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:47:42,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:47:42,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:47:42,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:47:42,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:47:42,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:47:42,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:47:42,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:47:42,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:47:42,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:47:42,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:47:42,888 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:47:42,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:47:42,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:47:42,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:47:42,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:47:42,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:47:42,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:47:42,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:47:42,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:47:42,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:47:42,898 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:47:42,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:47:42,900 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:47:42,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:47:42,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:47:42,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:47:42,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:47:42,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:47:42,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:47:42,903 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e3ab8d-bd3c-43f4-9b02-450314bb180d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 00:47:42,924 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:47:42,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:47:42,925 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:47:42,925 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:47:42,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:47:42,926 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:47:42,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:47:42,926 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:47:42,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:47:42,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:47:42,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:47:42,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:47:42,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:47:42,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:47:42,927 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:47:42,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:47:42,928 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:47:42,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:47:42,928 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:47:42,928 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:47:42,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:47:42,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:47:42,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:47:42,929 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:47:42,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:47:42,929 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:47:42,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:47:42,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:47:42,930 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_34e3ab8d-bd3c-43f4-9b02-450314bb180d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e3ab8d-bd3c-43f4-9b02-450314bb180d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e82362cf624f0e845caa7a60d1834859999824a1181a9b545ac94ec06fd3aa08 [2022-12-15 00:47:43,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:47:43,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:47:43,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:47:43,122 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:47:43,122 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:47:43,124 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e3ab8d-bd3c-43f4-9b02-450314bb180d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.UNBOUNDED.pals.c [2022-12-15 00:47:45,710 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:47:45,854 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:47:45,854 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e3ab8d-bd3c-43f4-9b02-450314bb180d/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.UNBOUNDED.pals.c [2022-12-15 00:47:45,861 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e3ab8d-bd3c-43f4-9b02-450314bb180d/bin/ukojak-rkRKPMF4O4/data/fed936f89/4ccbd134fa2f4195a8636a71529f2b27/FLAG68be21c81 [2022-12-15 00:47:45,871 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e3ab8d-bd3c-43f4-9b02-450314bb180d/bin/ukojak-rkRKPMF4O4/data/fed936f89/4ccbd134fa2f4195a8636a71529f2b27 [2022-12-15 00:47:45,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:47:45,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:47:45,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:47:45,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:47:45,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:47:45,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:47:45" (1/1) ... [2022-12-15 00:47:45,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e175864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:47:45, skipping insertion in model container [2022-12-15 00:47:45,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:47:45" (1/1) ... [2022-12-15 00:47:45,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:47:45,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:47:46,072 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_34e3ab8d-bd3c-43f4-9b02-450314bb180d/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.UNBOUNDED.pals.c[26481,26494] [2022-12-15 00:47:46,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:47:46,085 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:47:46,130 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_34e3ab8d-bd3c-43f4-9b02-450314bb180d/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.UNBOUNDED.pals.c[26481,26494] [2022-12-15 00:47:46,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:47:46,143 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:47:46,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:47:46 WrapperNode [2022-12-15 00:47:46,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:47:46,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:47:46,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:47:46,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:47:46,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:47:46" (1/1) ... [2022-12-15 00:47:46,157 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:47:46" (1/1) ... [2022-12-15 00:47:46,181 INFO L138 Inliner]: procedures = 28, calls = 19, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 490 [2022-12-15 00:47:46,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:47:46,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:47:46,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:47:46,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:47:46,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:47:46" (1/1) ... [2022-12-15 00:47:46,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:47:46" (1/1) ... [2022-12-15 00:47:46,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:47:46" (1/1) ... [2022-12-15 00:47:46,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:47:46" (1/1) ... [2022-12-15 00:47:46,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:47:46" (1/1) ... [2022-12-15 00:47:46,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:47:46" (1/1) ... [2022-12-15 00:47:46,205 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:47:46" (1/1) ... [2022-12-15 00:47:46,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:47:46" (1/1) ... [2022-12-15 00:47:46,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:47:46,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:47:46,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:47:46,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:47:46,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:47:46" (1/1) ... [2022-12-15 00:47:46,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:47:46,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e3ab8d-bd3c-43f4-9b02-450314bb180d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:47:46,237 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e3ab8d-bd3c-43f4-9b02-450314bb180d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:47:46,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34e3ab8d-bd3c-43f4-9b02-450314bb180d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:47:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:47:46,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 00:47:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:47:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:47:46,384 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:47:46,386 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:47:46,835 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:47:47,339 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:47:47,339 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 00:47:47,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:47:47 BoogieIcfgContainer [2022-12-15 00:47:47,341 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:47:47,341 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:47:47,341 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:47:47,349 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:47:47,349 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:47:47" (1/1) ... [2022-12-15 00:47:47,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:47:47,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:47:47,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2022-12-15 00:47:47,394 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2022-12-15 00:47:47,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 00:47:47,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:47:47,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:47:47,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:47:48,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:47:49,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:47:49,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2022-12-15 00:47:49,091 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2022-12-15 00:47:49,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 00:47:49,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:47:49,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:47:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:47:49,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:47:49,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:47:49,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2022-12-15 00:47:49,807 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2022-12-15 00:47:49,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 00:47:49,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:47:49,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:47:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:47:50,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:47:51,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:47:51,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2022-12-15 00:47:51,402 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2022-12-15 00:47:51,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 00:47:51,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:47:51,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:47:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:47:52,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:47:52,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:47:52,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2022-12-15 00:47:52,623 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2022-12-15 00:47:52,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 00:47:52,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:47:52,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:47:52,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:47:58,525 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:48:03,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:48:03,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2022-12-15 00:48:03,365 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2022-12-15 00:48:03,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 00:48:03,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:48:03,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:48:03,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:48:03,983 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:48:07,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:48:07,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2022-12-15 00:48:07,836 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2022-12-15 00:48:07,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 00:48:07,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:48:07,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:48:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:48:17,256 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:48:26,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:48:26,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 82 transitions. [2022-12-15 00:48:26,449 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2022-12-15 00:48:26,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 00:48:26,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:48:26,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:48:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:48:34,512 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:48:45,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:48:45,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 61 states and 104 transitions. [2022-12-15 00:48:45,409 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 104 transitions. [2022-12-15 00:48:45,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 00:48:45,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:48:45,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:48:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:48:48,057 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:48:59,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:48:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 71 states and 135 transitions. [2022-12-15 00:48:59,441 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 135 transitions. [2022-12-15 00:48:59,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 00:48:59,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:48:59,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:48:59,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:49:02,389 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:49:07,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:49:07,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 78 states and 154 transitions. [2022-12-15 00:49:07,051 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 154 transitions. [2022-12-15 00:49:07,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 00:49:07,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:49:07,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:49:07,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:49:08,562 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:49:15,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:49:15,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 86 states and 186 transitions. [2022-12-15 00:49:15,139 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 186 transitions. [2022-12-15 00:49:15,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 00:49:15,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:49:15,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:49:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:49:16,095 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:49:18,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:49:18,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 89 states and 199 transitions. [2022-12-15 00:49:18,552 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 199 transitions. [2022-12-15 00:49:18,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 00:49:18,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:49:18,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:49:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:49:21,720 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:49:35,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:49:35,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 101 states and 235 transitions. [2022-12-15 00:49:35,477 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 235 transitions. [2022-12-15 00:49:35,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 00:49:35,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:49:35,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:49:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:49:38,737 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:49:53,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:49:53,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 113 states and 272 transitions. [2022-12-15 00:49:53,286 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 272 transitions. [2022-12-15 00:49:53,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 00:49:53,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:49:53,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:49:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:49:56,640 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:50:05,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:50:05,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 123 states and 303 transitions. [2022-12-15 00:50:05,328 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 303 transitions. [2022-12-15 00:50:05,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 00:50:05,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:50:05,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:50:06,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:50:47,421 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:52:42,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:42,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 148 states and 383 transitions. [2022-12-15 00:52:42,935 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 383 transitions. [2022-12-15 00:52:42,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 00:52:42,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:42,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:45,610 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:54:50,777 WARN L233 SmtUtils]: Spent 7.25s on a formula simplification. DAG size of input: 596 DAG size of output: 486 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 00:55:00,673 WARN L233 SmtUtils]: Spent 5.75s on a formula simplification. DAG size of input: 598 DAG size of output: 505 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 00:55:16,788 WARN L233 SmtUtils]: Spent 6.84s on a formula simplification. DAG size of input: 598 DAG size of output: 493 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 00:55:22,861 WARN L233 SmtUtils]: Spent 5.20s on a formula simplification. DAG size of input: 600 DAG size of output: 512 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 00:55:44,430 WARN L233 SmtUtils]: Spent 7.60s on a formula simplification. DAG size of input: 602 DAG size of output: 497 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 00:55:50,966 WARN L233 SmtUtils]: Spent 5.68s on a formula simplification. DAG size of input: 604 DAG size of output: 516 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 00:56:07,113 WARN L233 SmtUtils]: Spent 7.23s on a formula simplification. DAG size of input: 603 DAG size of output: 498 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 00:56:13,796 WARN L233 SmtUtils]: Spent 5.84s on a formula simplification. DAG size of input: 605 DAG size of output: 517 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 00:57:27,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:57:27,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 173 states and 470 transitions. [2022-12-15 00:57:27,887 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 470 transitions. [2022-12-15 00:57:27,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 00:57:27,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:57:27,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:57:28,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:59:03,810 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:00:18,316 WARN L233 SmtUtils]: Spent 8.80s on a formula simplification. DAG size of input: 732 DAG size of output: 514 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 01:00:32,887 WARN L233 SmtUtils]: Spent 10.27s on a formula simplification. DAG size of input: 734 DAG size of output: 597 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 01:00:57,442 WARN L233 SmtUtils]: Spent 9.49s on a formula simplification. DAG size of input: 734 DAG size of output: 544 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 01:01:09,223 WARN L233 SmtUtils]: Spent 10.71s on a formula simplification. DAG size of input: 736 DAG size of output: 615 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 01:01:26,461 WARN L233 SmtUtils]: Spent 6.86s on a formula simplification. DAG size of input: 611 DAG size of output: 580 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 01:01:44,141 WARN L233 SmtUtils]: Spent 9.87s on a formula simplification. DAG size of input: 739 DAG size of output: 573 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 01:01:56,600 WARN L233 SmtUtils]: Spent 11.35s on a formula simplification. DAG size of input: 741 DAG size of output: 599 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 01:02:05,614 WARN L233 SmtUtils]: Spent 6.06s on a formula simplification. DAG size of input: 565 DAG size of output: 524 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 01:02:22,721 WARN L233 SmtUtils]: Spent 9.37s on a formula simplification. DAG size of input: 740 DAG size of output: 574 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 01:02:35,896 WARN L233 SmtUtils]: Spent 12.07s on a formula simplification. DAG size of input: 742 DAG size of output: 600 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-15 01:02:45,343 WARN L233 SmtUtils]: Spent 6.38s on a formula simplification. DAG size of input: 566 DAG size of output: 525 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)