./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/xcsp/AllInterval-006.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/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_3116d9f4-cc07-4375-97d0-821ed0791714/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/AllInterval-006.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5db620ad631bbb2b4f2f184a6694f3d470d0214c96a5cb4b6c65ad330c77841f --- 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 00:52:36,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:52:36,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:52:36,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:52:36,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:52:36,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:52:36,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:52:36,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:52:36,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:52:36,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:52:36,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:52:36,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:52:36,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:52:36,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:52:36,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:52:36,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:52:36,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:52:36,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:52:36,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:52:36,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:52:36,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:52:36,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:52:36,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:52:36,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:52:36,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:52:36,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:52:36,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:52:36,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:52:36,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:52:36,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:52:36,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:52:36,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:52:36,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:52:36,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:52:36,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:52:36,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:52:36,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:52:36,853 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:52:36,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:52:36,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:52:36,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:52:36,855 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-15 00:52:36,868 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:52:36,868 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:52:36,868 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:52:36,869 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:52:36,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:52:36,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:52:36,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:52:36,869 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:52:36,869 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:52:36,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:52:36,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:52:36,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:52:36,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:52:36,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:52:36,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:52:36,870 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:52:36,870 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:52:36,870 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:52:36,870 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:52:36,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:52:36,870 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:52:36,871 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:52:36,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:52:36,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:52:36,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:52:36,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:52:36,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:52:36,871 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:52:36,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:52:36,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:52:36,871 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_3116d9f4-cc07-4375-97d0-821ed0791714/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5db620ad631bbb2b4f2f184a6694f3d470d0214c96a5cb4b6c65ad330c77841f [2022-12-15 00:52:37,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:52:37,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:52:37,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:52:37,092 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:52:37,093 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:52:37,094 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/xcsp/AllInterval-006.c [2022-12-15 00:52:39,607 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:52:39,743 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:52:39,744 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/sv-benchmarks/c/xcsp/AllInterval-006.c [2022-12-15 00:52:39,749 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/bin/ukojak-rkRKPMF4O4/data/9101154fc/0aa2a0d5db4a4961bb24370a299b808f/FLAGdee1c6719 [2022-12-15 00:52:39,761 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/bin/ukojak-rkRKPMF4O4/data/9101154fc/0aa2a0d5db4a4961bb24370a299b808f [2022-12-15 00:52:39,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:52:39,764 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:52:39,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:52:39,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:52:39,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:52:39,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:52:39" (1/1) ... [2022-12-15 00:52:39,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b656474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:39, skipping insertion in model container [2022-12-15 00:52:39,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:52:39" (1/1) ... [2022-12-15 00:52:39,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:52:39,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:52:39,949 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_3116d9f4-cc07-4375-97d0-821ed0791714/sv-benchmarks/c/xcsp/AllInterval-006.c[3098,3111] [2022-12-15 00:52:39,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:52:39,960 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:52:39,986 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_3116d9f4-cc07-4375-97d0-821ed0791714/sv-benchmarks/c/xcsp/AllInterval-006.c[3098,3111] [2022-12-15 00:52:39,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:52:39,998 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:52:39,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:39 WrapperNode [2022-12-15 00:52:39,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:52:40,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:52:40,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:52:40,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:52:40,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:39" (1/1) ... [2022-12-15 00:52:40,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:39" (1/1) ... [2022-12-15 00:52:40,035 INFO L138 Inliner]: procedures = 13, calls = 59, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 164 [2022-12-15 00:52:40,035 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:52:40,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:52:40,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:52:40,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:52:40,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:39" (1/1) ... [2022-12-15 00:52:40,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:39" (1/1) ... [2022-12-15 00:52:40,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:39" (1/1) ... [2022-12-15 00:52:40,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:39" (1/1) ... [2022-12-15 00:52:40,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:39" (1/1) ... [2022-12-15 00:52:40,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:39" (1/1) ... [2022-12-15 00:52:40,054 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:39" (1/1) ... [2022-12-15 00:52:40,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:39" (1/1) ... [2022-12-15 00:52:40,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:52:40,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:52:40,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:52:40,059 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:52:40,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:52:39" (1/1) ... [2022-12-15 00:52:40,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:52:40,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:52:40,087 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:52:40,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:52:40,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:52:40,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:52:40,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:52:40,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 00:52:40,120 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2022-12-15 00:52:40,121 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2022-12-15 00:52:40,180 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:52:40,182 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:52:40,388 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:52:40,406 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:52:40,406 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 00:52:40,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:52:40 BoogieIcfgContainer [2022-12-15 00:52:40,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:52:40,409 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:52:40,409 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:52:40,416 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:52:40,416 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:52:40" (1/1) ... [2022-12-15 00:52:40,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:52:40,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:40,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 119 states and 174 transitions. [2022-12-15 00:52:40,465 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 174 transitions. [2022-12-15 00:52:40,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-12-15 00:52:40,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:40,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:41,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2116 trivial. 0 not checked. [2022-12-15 00:52:41,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:41,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 118 states and 173 transitions. [2022-12-15 00:52:41,586 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 173 transitions. [2022-12-15 00:52:41,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-12-15 00:52:41,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:41,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:41,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 2 proven. 44 refuted. 0 times theorem prover too weak. 2116 trivial. 0 not checked. [2022-12-15 00:52:42,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:42,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 117 states and 172 transitions. [2022-12-15 00:52:42,543 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 172 transitions. [2022-12-15 00:52:42,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-12-15 00:52:42,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:42,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:42,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:42,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2162 trivial. 0 not checked. [2022-12-15 00:52:42,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:42,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 116 states and 171 transitions. [2022-12-15 00:52:42,693 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 171 transitions. [2022-12-15 00:52:42,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-12-15 00:52:42,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:42,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:42,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:42,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2116 trivial. 0 not checked. [2022-12-15 00:52:43,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:43,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 115 states and 170 transitions. [2022-12-15 00:52:43,759 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 170 transitions. [2022-12-15 00:52:43,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-12-15 00:52:43,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:43,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:44,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 2 proven. 45 refuted. 0 times theorem prover too weak. 2209 trivial. 0 not checked. [2022-12-15 00:52:44,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:44,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 118 states and 175 transitions. [2022-12-15 00:52:44,857 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 175 transitions. [2022-12-15 00:52:44,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-12-15 00:52:44,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:44,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:44,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:45,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 4 proven. 43 refuted. 0 times theorem prover too weak. 2209 trivial. 0 not checked. [2022-12-15 00:52:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:46,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 122 states and 182 transitions. [2022-12-15 00:52:46,778 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 182 transitions. [2022-12-15 00:52:46,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-12-15 00:52:46,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:46,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:46,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 2 proven. 45 refuted. 0 times theorem prover too weak. 2209 trivial. 0 not checked. [2022-12-15 00:52:47,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:47,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 118 states and 175 transitions. [2022-12-15 00:52:47,099 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 175 transitions. [2022-12-15 00:52:47,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-15 00:52:47,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:47,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:47,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2022-12-15 00:52:47,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:47,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 117 states and 174 transitions. [2022-12-15 00:52:47,246 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 174 transitions. [2022-12-15 00:52:47,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-12-15 00:52:47,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:47,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:47,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 4 proven. 43 refuted. 0 times theorem prover too weak. 2209 trivial. 0 not checked. [2022-12-15 00:52:49,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:49,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 112 states and 167 transitions. [2022-12-15 00:52:49,179 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 167 transitions. [2022-12-15 00:52:49,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-15 00:52:49,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:49,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:49,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:49,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 2 proven. 45 refuted. 0 times theorem prover too weak. 2209 trivial. 0 not checked. [2022-12-15 00:52:49,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:49,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 111 states and 166 transitions. [2022-12-15 00:52:49,429 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 166 transitions. [2022-12-15 00:52:49,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-12-15 00:52:49,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:49,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:49,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 4 proven. 44 refuted. 0 times theorem prover too weak. 2304 trivial. 0 not checked. [2022-12-15 00:52:51,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:51,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 119 states and 179 transitions. [2022-12-15 00:52:51,443 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 179 transitions. [2022-12-15 00:52:51,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-12-15 00:52:51,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:51,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:51,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 6 proven. 42 refuted. 0 times theorem prover too weak. 2304 trivial. 0 not checked. [2022-12-15 00:52:54,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:54,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 128 states and 195 transitions. [2022-12-15 00:52:54,801 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 195 transitions. [2022-12-15 00:52:54,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-12-15 00:52:54,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:54,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:54,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 4 proven. 44 refuted. 0 times theorem prover too weak. 2304 trivial. 0 not checked. [2022-12-15 00:52:55,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:55,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 130 states and 196 transitions. [2022-12-15 00:52:55,269 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 196 transitions. [2022-12-15 00:52:55,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-12-15 00:52:55,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:55,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:55,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:55,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 4 proven. 44 refuted. 0 times theorem prover too weak. 2304 trivial. 0 not checked. [2022-12-15 00:52:56,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:56,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 119 states and 180 transitions. [2022-12-15 00:52:56,036 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 180 transitions. [2022-12-15 00:52:56,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-12-15 00:52:56,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:56,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:56,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2022-12-15 00:52:56,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:56,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 118 states and 179 transitions. [2022-12-15 00:52:56,140 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 179 transitions. [2022-12-15 00:52:56,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-12-15 00:52:56,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:56,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:52:56,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 6 proven. 42 refuted. 0 times theorem prover too weak. 2304 trivial. 0 not checked. [2022-12-15 00:52:59,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:52:59,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 125 states and 187 transitions. [2022-12-15 00:52:59,805 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 187 transitions. [2022-12-15 00:52:59,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-12-15 00:52:59,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:52:59,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:52:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:00,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 6 proven. 42 refuted. 0 times theorem prover too weak. 2304 trivial. 0 not checked. [2022-12-15 00:53:03,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:03,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 120 states and 178 transitions. [2022-12-15 00:53:03,683 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 178 transitions. [2022-12-15 00:53:03,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-12-15 00:53:03,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:03,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:03,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 10 proven. 84 refuted. 0 times theorem prover too weak. 2258 trivial. 0 not checked. [2022-12-15 00:53:07,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:07,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 132 states and 196 transitions. [2022-12-15 00:53:07,037 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 196 transitions. [2022-12-15 00:53:07,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-12-15 00:53:07,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:07,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:07,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 6 proven. 42 refuted. 0 times theorem prover too weak. 2304 trivial. 0 not checked. [2022-12-15 00:53:08,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:08,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 120 states and 180 transitions. [2022-12-15 00:53:08,078 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 180 transitions. [2022-12-15 00:53:08,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-12-15 00:53:08,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:08,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:08,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 2401 trivial. 0 not checked. [2022-12-15 00:53:12,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:12,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 133 states and 202 transitions. [2022-12-15 00:53:12,530 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 202 transitions. [2022-12-15 00:53:12,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-12-15 00:53:12,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:12,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:12,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 4 proven. 44 refuted. 0 times theorem prover too weak. 2304 trivial. 0 not checked. [2022-12-15 00:53:14,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:14,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 142 states and 217 transitions. [2022-12-15 00:53:14,714 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 217 transitions. [2022-12-15 00:53:14,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-12-15 00:53:14,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:14,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:14,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:14,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 10 proven. 84 refuted. 0 times theorem prover too weak. 2258 trivial. 0 not checked. [2022-12-15 00:53:15,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:15,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 137 states and 207 transitions. [2022-12-15 00:53:15,864 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 207 transitions. [2022-12-15 00:53:15,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-12-15 00:53:15,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:15,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:15,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:16,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 8 proven. 41 refuted. 0 times theorem prover too weak. 2401 trivial. 0 not checked. [2022-12-15 00:53:24,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:24,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 151 states and 234 transitions. [2022-12-15 00:53:24,814 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 234 transitions. [2022-12-15 00:53:24,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-12-15 00:53:24,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:24,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:24,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:24,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 2401 trivial. 0 not checked. [2022-12-15 00:53:25,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:25,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 153 states and 235 transitions. [2022-12-15 00:53:25,621 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 235 transitions. [2022-12-15 00:53:25,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-12-15 00:53:25,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:25,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:25,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 2401 trivial. 0 not checked. [2022-12-15 00:53:27,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:27,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 155 states and 237 transitions. [2022-12-15 00:53:27,108 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 237 transitions. [2022-12-15 00:53:27,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-12-15 00:53:27,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:27,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:27,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:27,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 2401 trivial. 0 not checked. [2022-12-15 00:53:28,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:28,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 131 states and 202 transitions. [2022-12-15 00:53:28,407 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 202 transitions. [2022-12-15 00:53:28,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-12-15 00:53:28,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:28,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:28,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:28,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2450 trivial. 0 not checked. [2022-12-15 00:53:28,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:28,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 130 states and 201 transitions. [2022-12-15 00:53:28,581 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 201 transitions. [2022-12-15 00:53:28,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-12-15 00:53:28,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:28,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:29,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 8 proven. 41 refuted. 0 times theorem prover too weak. 2401 trivial. 0 not checked. [2022-12-15 00:53:37,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:37,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 142 states and 218 transitions. [2022-12-15 00:53:37,413 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 218 transitions. [2022-12-15 00:53:37,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-12-15 00:53:37,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:37,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:37,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 8 proven. 41 refuted. 0 times theorem prover too weak. 2401 trivial. 0 not checked. [2022-12-15 00:53:46,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:46,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 149 states and 228 transitions. [2022-12-15 00:53:46,104 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 228 transitions. [2022-12-15 00:53:46,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-12-15 00:53:46,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:46,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:46,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:46,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 8 proven. 41 refuted. 0 times theorem prover too weak. 2401 trivial. 0 not checked. [2022-12-15 00:53:53,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:53,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 144 states and 218 transitions. [2022-12-15 00:53:53,891 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 218 transitions. [2022-12-15 00:53:53,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-12-15 00:53:53,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:53,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:53,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:53,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 2401 trivial. 0 not checked. [2022-12-15 00:53:54,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:54,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 148 states and 222 transitions. [2022-12-15 00:53:54,472 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 222 transitions. [2022-12-15 00:53:54,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2022-12-15 00:53:54,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:54,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:54,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 6 proven. 43 refuted. 0 times theorem prover too weak. 2401 trivial. 0 not checked. [2022-12-15 00:53:55,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:55,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 143 states and 214 transitions. [2022-12-15 00:53:55,737 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 214 transitions. [2022-12-15 00:53:55,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-12-15 00:53:55,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:55,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:55,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 8 proven. 41 refuted. 0 times theorem prover too weak. 2401 trivial. 0 not checked. [2022-12-15 00:53:57,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:57,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 145 states and 216 transitions. [2022-12-15 00:53:57,518 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 216 transitions. [2022-12-15 00:53:57,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-12-15 00:53:57,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:57,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:57,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:57,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 8 proven. 41 refuted. 0 times theorem prover too weak. 2401 trivial. 0 not checked. [2022-12-15 00:53:59,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:53:59,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 152 states and 223 transitions. [2022-12-15 00:53:59,242 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 223 transitions. [2022-12-15 00:53:59,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-12-15 00:53:59,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:53:59,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:53:59,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:53:59,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 8 proven. 41 refuted. 0 times theorem prover too weak. 2401 trivial. 0 not checked. [2022-12-15 00:54:01,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:54:01,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 140 states and 205 transitions. [2022-12-15 00:54:01,120 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 205 transitions. [2022-12-15 00:54:01,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-12-15 00:54:01,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:54:01,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:54:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:54:01,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 8 proven. 41 refuted. 0 times theorem prover too weak. 2401 trivial. 0 not checked. [2022-12-15 00:54:03,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:54:03,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 110 states and 167 transitions. [2022-12-15 00:54:03,325 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 167 transitions. [2022-12-15 00:54:03,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-12-15 00:54:03,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:54:03,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:54:03,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:54:03,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 8 proven. 42 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:54:11,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:54:11,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 128 states and 197 transitions. [2022-12-15 00:54:11,975 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 197 transitions. [2022-12-15 00:54:11,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-12-15 00:54:11,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:54:11,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:54:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:54:14,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:54:30,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:54:30,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 147 states and 230 transitions. [2022-12-15 00:54:30,150 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 230 transitions. [2022-12-15 00:54:30,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-12-15 00:54:30,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:54:30,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:54:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:54:31,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 6 proven. 44 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:54:45,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:54:45,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 164 states and 259 transitions. [2022-12-15 00:54:45,594 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 259 transitions. [2022-12-15 00:54:45,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-12-15 00:54:45,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:54:45,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:54:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:54:45,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 8 proven. 42 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:54:48,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:54:48,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2385 states to 166 states and 260 transitions. [2022-12-15 00:54:48,278 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 260 transitions. [2022-12-15 00:54:48,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-12-15 00:54:48,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:54:48,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:54:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:54:48,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 8 proven. 42 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:54:50,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:54:50,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 168 states and 262 transitions. [2022-12-15 00:54:50,711 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 262 transitions. [2022-12-15 00:54:50,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-12-15 00:54:50,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:54:50,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:54:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:54:50,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 8 proven. 42 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:54:53,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:54:53,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 154 states and 242 transitions. [2022-12-15 00:54:53,732 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 242 transitions. [2022-12-15 00:54:53,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-12-15 00:54:53,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:54:53,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:54:53,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:54:53,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2550 trivial. 0 not checked. [2022-12-15 00:54:53,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:54:53,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 153 states and 241 transitions. [2022-12-15 00:54:53,964 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 241 transitions. [2022-12-15 00:54:53,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-12-15 00:54:53,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:54:53,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:54:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:54:54,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:55:12,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:55:12,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 170 states and 269 transitions. [2022-12-15 00:55:12,090 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 269 transitions. [2022-12-15 00:55:12,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-12-15 00:55:12,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:55:12,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:55:12,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:55:12,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:55:28,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:55:28,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2639 states to 182 states and 288 transitions. [2022-12-15 00:55:28,778 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 288 transitions. [2022-12-15 00:55:28,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-12-15 00:55:28,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:55:28,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:55:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:55:28,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:55:43,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:55:43,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 189 states and 299 transitions. [2022-12-15 00:55:43,881 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 299 transitions. [2022-12-15 00:55:43,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-12-15 00:55:43,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:55:43,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:55:43,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:55:43,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:55:55,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:55:55,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 184 states and 288 transitions. [2022-12-15 00:55:55,691 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 288 transitions. [2022-12-15 00:55:55,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-12-15 00:55:55,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:55:55,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:55:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:55:56,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 18 proven. 80 refuted. 0 times theorem prover too weak. 2452 trivial. 0 not checked. [2022-12-15 00:56:12,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:56:12,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 206 states and 324 transitions. [2022-12-15 00:56:12,045 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 324 transitions. [2022-12-15 00:56:12,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-12-15 00:56:12,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:56:12,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:56:12,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:56:14,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 4 proven. 46 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:56:38,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:56:38,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3095 states to 222 states and 355 transitions. [2022-12-15 00:56:38,885 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 355 transitions. [2022-12-15 00:56:38,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-12-15 00:56:38,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:56:38,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:56:38,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:56:38,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 8 proven. 42 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:56:41,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:56:41,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 217 states and 347 transitions. [2022-12-15 00:56:41,852 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 347 transitions. [2022-12-15 00:56:41,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-12-15 00:56:41,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:56:41,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:56:41,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:56:41,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 6 proven. 44 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:56:45,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:56:45,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3109 states to 219 states and 349 transitions. [2022-12-15 00:56:45,214 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 349 transitions. [2022-12-15 00:56:45,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-12-15 00:56:45,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:56:45,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:56:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:56:45,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 6 proven. 44 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:56:49,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:56:49,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 207 states and 328 transitions. [2022-12-15 00:56:49,019 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 328 transitions. [2022-12-15 00:56:49,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-15 00:56:49,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:56:49,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:56:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:56:49,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:56:53,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:56:53,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 213 states and 336 transitions. [2022-12-15 00:56:53,395 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 336 transitions. [2022-12-15 00:56:53,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-15 00:56:53,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:56:53,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:56:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:56:53,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:56:57,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:56:57,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 215 states and 338 transitions. [2022-12-15 00:56:57,903 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 338 transitions. [2022-12-15 00:56:57,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-15 00:56:57,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:56:57,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:56:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:56:57,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:57:02,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:57:02,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3127 states to 217 states and 340 transitions. [2022-12-15 00:57:02,396 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 340 transitions. [2022-12-15 00:57:02,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-15 00:57:02,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:57:02,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:57:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:57:02,481 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:57:05,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:57:05,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3139 states to 224 states and 348 transitions. [2022-12-15 00:57:05,372 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 348 transitions. [2022-12-15 00:57:05,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-15 00:57:05,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:57:05,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:57:05,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:57:05,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:57:09,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:57:09,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 210 states and 324 transitions. [2022-12-15 00:57:09,427 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 324 transitions. [2022-12-15 00:57:09,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-15 00:57:09,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:57:09,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:57:09,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:57:09,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:57:13,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:57:13,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3141 states to 198 states and 306 transitions. [2022-12-15 00:57:13,678 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 306 transitions. [2022-12-15 00:57:13,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-12-15 00:57:13,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:57:13,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:57:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:57:13,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:57:18,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:57:18,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 172 states and 266 transitions. [2022-12-15 00:57:18,486 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 266 transitions. [2022-12-15 00:57:18,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-12-15 00:57:18,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:57:18,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:57:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:57:19,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 6 proven. 44 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:57:22,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:57:22,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 179 states and 275 transitions. [2022-12-15 00:57:22,306 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 275 transitions. [2022-12-15 00:57:22,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-12-15 00:57:22,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:57:22,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:57:22,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:57:22,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 8 proven. 42 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:57:26,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:57:26,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3165 states to 186 states and 284 transitions. [2022-12-15 00:57:26,687 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 284 transitions. [2022-12-15 00:57:26,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-12-15 00:57:26,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:57:26,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:57:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:57:30,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 2 proven. 48 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:57:55,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:57:55,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 198 states and 306 transitions. [2022-12-15 00:57:55,662 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 306 transitions. [2022-12-15 00:57:55,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-12-15 00:57:55,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:57:55,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:57:55,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:57:55,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 2 proven. 48 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:58:01,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:58:01,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3297 states to 205 states and 317 transitions. [2022-12-15 00:58:01,862 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 317 transitions. [2022-12-15 00:58:01,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-12-15 00:58:01,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:58:01,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:58:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:58:01,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 4 proven. 46 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:58:14,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:58:14,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 205 states and 317 transitions. [2022-12-15 00:58:14,285 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 317 transitions. [2022-12-15 00:58:14,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-12-15 00:58:14,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:58:14,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:58:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:58:14,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:58:18,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:58:18,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 189 states and 297 transitions. [2022-12-15 00:58:18,810 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 297 transitions. [2022-12-15 00:58:18,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-12-15 00:58:18,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:58:18,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:58:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:58:22,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:58:47,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:58:47,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 188 states and 294 transitions. [2022-12-15 00:58:47,150 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 294 transitions. [2022-12-15 00:58:47,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-12-15 00:58:47,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:58:47,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:58:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:58:47,274 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 2500 trivial. 0 not checked. [2022-12-15 00:58:54,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:58:54,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 148 states and 228 transitions. [2022-12-15 00:58:54,901 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 228 transitions. [2022-12-15 00:58:54,902 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 00:58:54,902 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 68 iterations. [2022-12-15 00:58:54,908 INFO L754 CodeCheckObserver]: All specifications hold 20 specifications checked. All of them hold [2022-12-15 00:58:59,343 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 00:58:59,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 12:58:59 ImpRootNode [2022-12-15 00:58:59,347 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 00:58:59,347 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 00:58:59,347 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 00:58:59,347 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 00:58:59,348 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:52:40" (3/4) ... [2022-12-15 00:58:59,350 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 00:58:59,354 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume [2022-12-15 00:58:59,357 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-12-15 00:58:59,358 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-15 00:58:59,358 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-15 00:58:59,358 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 00:58:59,398 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 00:58:59,398 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 00:58:59,399 INFO L158 Benchmark]: Toolchain (without parser) took 379635.08ms. Allocated memory was 142.6MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 105.9MB in the beginning and 934.4MB in the end (delta: -828.5MB). Peak memory consumption was 274.5MB. Max. memory is 16.1GB. [2022-12-15 00:58:59,399 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 142.6MB. Free memory is still 112.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:58:59,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.51ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 94.4MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 00:58:59,399 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.63ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 92.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:58:59,399 INFO L158 Benchmark]: Boogie Preprocessor took 21.98ms. Allocated memory is still 142.6MB. Free memory was 92.3MB in the beginning and 91.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:58:59,400 INFO L158 Benchmark]: RCFGBuilder took 349.49ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 72.8MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 00:58:59,400 INFO L158 Benchmark]: CodeCheck took 378937.98ms. Allocated memory was 142.6MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 72.8MB in the beginning and 939.6MB in the end (delta: -866.8MB). Peak memory consumption was 903.6MB. Max. memory is 16.1GB. [2022-12-15 00:58:59,400 INFO L158 Benchmark]: Witness Printer took 51.26ms. Allocated memory is still 1.2GB. Free memory was 939.6MB in the beginning and 934.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 00:58:59,401 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 119 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 374.5s, OverallIterations: 68, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 166335 SdHoareTripleChecker+Valid, 773.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 49562 mSDsluCounter, 144071 SdHoareTripleChecker+Invalid, 673.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 43680 mSDsCounter, 179654 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 454354 IncrementalHoareTripleChecker+Invalid, 634008 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 179654 mSolverCounterUnsat, 100391 mSDtfsCounter, 454354 mSolverCounterSat, 3.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 268478 GetRequests, 266111 SyntacticMatches, 1067 SemanticMatches, 1300 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 765206 ImplicationChecksByTransitivity, 329.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 23.5s InterpolantComputationTime, 11999 NumberOfCodeBlocks, 11999 NumberOfCodeBlocksAsserted, 67 NumberOfCheckSat, 11932 ConstructedInterpolants, 0 QuantifiedInterpolants, 37216 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 67 InterpolantComputations, 5 PerfectInterpolantSequences, 161085/163856 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 98]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 98]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 99]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 99]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 101]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 101]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 102]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 102]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 104]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 104]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 105]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 105]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 107]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 107]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 108]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 108]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 110]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 110]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 111]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 111]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 20 specifications checked. All of them hold - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 142.6MB. Free memory is still 112.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 234.51ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 94.4MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.63ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 92.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.98ms. Allocated memory is still 142.6MB. Free memory was 92.3MB in the beginning and 91.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 349.49ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 72.8MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 378937.98ms. Allocated memory was 142.6MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 72.8MB in the beginning and 939.6MB in the end (delta: -866.8MB). Peak memory consumption was 903.6MB. Max. memory is 16.1GB. * Witness Printer took 51.26ms. Allocated memory is still 1.2GB. Free memory was 939.6MB in the beginning and 934.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 00:58:59,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3116d9f4-cc07-4375-97d0-821ed0791714/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE