./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 52f795f47ad9dd0b1b0499f649b5f623fed211e53433ed6d87534c63dbfae98b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:32:52,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:32:52,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:32:52,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:32:52,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:32:52,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:32:52,810 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:32:52,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:32:52,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:32:52,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:32:52,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:32:52,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:32:52,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:32:52,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:32:52,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:32:52,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:32:52,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:32:52,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:32:52,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:32:52,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:32:52,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:32:52,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:32:52,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:32:52,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:32:52,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:32:52,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:32:52,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:32:52,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:32:52,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:32:52,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:32:52,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:32:52,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:32:52,881 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:32:52,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:32:52,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:32:52,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:32:52,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:32:52,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:32:52,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:32:52,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:32:52,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:32:52,890 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:32:52,932 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:32:52,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:32:52,934 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:32:52,934 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:32:52,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:32:52,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:32:52,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:32:52,942 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:32:52,942 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:32:52,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:32:52,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:32:52,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:32:52,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:32:52,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:32:52,945 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:32:52,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:32:52,945 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:32:52,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:32:52,946 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:32:52,946 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:32:52,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:32:52,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:32:52,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:32:52,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:32:52,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:32:52,948 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:32:52,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:32:52,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:32:52,948 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_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52f795f47ad9dd0b1b0499f649b5f623fed211e53433ed6d87534c63dbfae98b [2021-11-23 01:32:53,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:32:53,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:32:53,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:32:53,215 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:32:53,217 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:32:53,219 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c [2021-11-23 01:32:53,321 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ/data/0d4103388/a725e578ca544d76be5f950d5859d996/FLAGbb8dd53f2 [2021-11-23 01:32:53,810 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:32:53,811 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c [2021-11-23 01:32:53,820 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ/data/0d4103388/a725e578ca544d76be5f950d5859d996/FLAGbb8dd53f2 [2021-11-23 01:32:54,186 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ/data/0d4103388/a725e578ca544d76be5f950d5859d996 [2021-11-23 01:32:54,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:32:54,190 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:32:54,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:32:54,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:32:54,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:32:54,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:32:54" (1/1) ... [2021-11-23 01:32:54,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fd6de7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:54, skipping insertion in model container [2021-11-23 01:32:54,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:32:54" (1/1) ... [2021-11-23 01:32:54,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:32:54,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:32:54,454 WARN L230 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_6e226068-7d8b-4871-8ff4-03af2cd6f028/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c[8305,8318] [2021-11-23 01:32:54,457 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:32:54,467 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:32:54,518 WARN L230 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_6e226068-7d8b-4871-8ff4-03af2cd6f028/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c[8305,8318] [2021-11-23 01:32:54,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:32:54,544 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:32:54,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:54 WrapperNode [2021-11-23 01:32:54,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:32:54,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:32:54,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:32:54,550 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:32:54,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:54" (1/1) ... [2021-11-23 01:32:54,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:54" (1/1) ... [2021-11-23 01:32:54,619 INFO L137 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 274 [2021-11-23 01:32:54,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:32:54,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:32:54,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:32:54,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:32:54,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:54" (1/1) ... [2021-11-23 01:32:54,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:54" (1/1) ... [2021-11-23 01:32:54,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:54" (1/1) ... [2021-11-23 01:32:54,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:54" (1/1) ... [2021-11-23 01:32:54,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:54" (1/1) ... [2021-11-23 01:32:54,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:54" (1/1) ... [2021-11-23 01:32:54,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:54" (1/1) ... [2021-11-23 01:32:54,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:32:54,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:32:54,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:32:54,659 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:32:54,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:32:54" (1/1) ... [2021-11-23 01:32:54,700 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:32:54,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:32:54,719 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:32:54,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e226068-7d8b-4871-8ff4-03af2cd6f028/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:32:54,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:32:54,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:32:54,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:32:54,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:32:54,856 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:32:54,858 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:32:55,272 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:32:55,698 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:32:55,698 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:32:55,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:32:55 BoogieIcfgContainer [2021-11-23 01:32:55,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:32:55,702 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:32:55,702 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:32:55,712 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:32:55,712 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:32:55" (1/1) ... [2021-11-23 01:32:55,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:32:55,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:55,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-23 01:32:55,818 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-23 01:32:55,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:32:55,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:55,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:56,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:56,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:56,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-23 01:32:56,323 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-23 01:32:56,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:32:56,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:56,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:56,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:56,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:56,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2021-11-23 01:32:56,939 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2021-11-23 01:32:56,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:32:56,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:56,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:57,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:57,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:57,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:57,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2021-11-23 01:32:57,850 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2021-11-23 01:32:57,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:32:57,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:57,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:58,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:58,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:58,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2021-11-23 01:32:58,283 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2021-11-23 01:32:58,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:32:58,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:58,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:59,606 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:03,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:03,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2021-11-23 01:33:03,076 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2021-11-23 01:33:03,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:33:03,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:03,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:03,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:03,336 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:05,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:05,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2021-11-23 01:33:05,712 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2021-11-23 01:33:05,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:33:05,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:05,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:06,673 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:10,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:10,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 50 states and 84 transitions. [2021-11-23 01:33:10,857 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 84 transitions. [2021-11-23 01:33:10,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:33:10,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:10,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:11,391 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:11,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:11,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 52 states and 88 transitions. [2021-11-23 01:33:11,986 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 88 transitions. [2021-11-23 01:33:11,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:33:11,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:11,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:12,795 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:20,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:20,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 69 states and 130 transitions. [2021-11-23 01:33:20,083 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 130 transitions. [2021-11-23 01:33:20,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:33:20,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:20,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:21,049 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:28,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:28,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 86 states and 162 transitions. [2021-11-23 01:33:28,034 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 162 transitions. [2021-11-23 01:33:28,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:33:28,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:28,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:28,373 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:31,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:31,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 92 states and 174 transitions. [2021-11-23 01:33:31,024 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 174 transitions. [2021-11-23 01:33:31,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:33:31,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:31,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:31,227 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:32,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:32,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 94 states and 179 transitions. [2021-11-23 01:33:32,457 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 179 transitions. [2021-11-23 01:33:32,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:33:32,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:32,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:32,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:32,643 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:34,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:34,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 96 states and 183 transitions. [2021-11-23 01:33:34,249 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 183 transitions. [2021-11-23 01:33:34,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:33:34,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:34,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:34,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:34,429 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:35,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:35,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 98 states and 189 transitions. [2021-11-23 01:33:35,719 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 189 transitions. [2021-11-23 01:33:35,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:33:35,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:35,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:35,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:35,896 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:36,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:36,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 99 states and 195 transitions. [2021-11-23 01:33:36,417 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 195 transitions. [2021-11-23 01:33:36,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:33:36,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:36,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:36,632 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:37,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:37,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 100 states and 197 transitions. [2021-11-23 01:33:37,234 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 197 transitions. [2021-11-23 01:33:37,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:33:37,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:37,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:37,297 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:33:37,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:37,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 100 states and 196 transitions. [2021-11-23 01:33:37,733 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 196 transitions. [2021-11-23 01:33:37,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:33:37,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:37,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:38,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:47,642 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:26,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:26,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 126 states and 262 transitions. [2021-11-23 01:34:26,849 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 262 transitions. [2021-11-23 01:34:26,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:34:26,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:26,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:32,008 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:39,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:39,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 130 states and 275 transitions. [2021-11-23 01:34:39,306 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 275 transitions. [2021-11-23 01:34:39,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:34:39,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:39,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:44,419 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:47,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:47,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 132 states and 280 transitions. [2021-11-23 01:34:47,375 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 280 transitions. [2021-11-23 01:34:47,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:34:47,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:47,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:47,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:48,424 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:56,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:56,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 142 states and 309 transitions. [2021-11-23 01:34:56,345 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 309 transitions. [2021-11-23 01:34:56,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:34:56,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:56,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:56,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:56,635 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:00,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:00,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 145 states and 314 transitions. [2021-11-23 01:35:00,732 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 314 transitions. [2021-11-23 01:35:00,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:35:00,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:00,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:00,988 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:11,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:11,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 151 states and 325 transitions. [2021-11-23 01:35:11,130 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 325 transitions. [2021-11-23 01:35:11,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:35:11,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:11,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:42,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:42,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 174 states and 378 transitions. [2021-11-23 01:36:42,463 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 378 transitions. [2021-11-23 01:36:42,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:36:42,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:42,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:42,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:51,703 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:15,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:15,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 184 states and 400 transitions. [2021-11-23 01:37:15,513 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 400 transitions. [2021-11-23 01:37:15,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:37:15,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:15,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:15,743 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:16,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:16,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 185 states and 402 transitions. [2021-11-23 01:37:16,959 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 402 transitions. [2021-11-23 01:37:16,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:37:16,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:16,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:17,185 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:18,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:18,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 186 states and 405 transitions. [2021-11-23 01:37:18,426 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 405 transitions. [2021-11-23 01:37:18,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:37:18,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:18,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,664 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:20,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:20,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 187 states and 406 transitions. [2021-11-23 01:37:20,918 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 406 transitions. [2021-11-23 01:37:20,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:37:20,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:20,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,522 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:30,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:30,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 188 states and 412 transitions. [2021-11-23 01:37:30,898 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 412 transitions. [2021-11-23 01:37:30,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:37:30,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:30,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:31,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:39,759 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:58,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:58,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 196 states and 428 transitions. [2021-11-23 01:37:58,256 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 428 transitions. [2021-11-23 01:37:58,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:37:58,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:58,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:58,464 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:59,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 197 states and 431 transitions. [2021-11-23 01:37:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 431 transitions. [2021-11-23 01:37:59,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:37:59,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:00,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,015 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:10,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 198 states and 435 transitions. [2021-11-23 01:38:10,555 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 435 transitions. [2021-11-23 01:38:10,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:38:10,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:19,689 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:23,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:23,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 199 states and 435 transitions. [2021-11-23 01:38:23,418 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 435 transitions. [2021-11-23 01:38:23,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:38:23,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:23,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:26,937 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:15,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:15,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 216 states and 496 transitions. [2021-11-23 01:39:15,754 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 496 transitions. [2021-11-23 01:39:15,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:39:15,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:15,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:15,973 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:28,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:28,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 226 states and 518 transitions. [2021-11-23 01:39:28,576 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 518 transitions. [2021-11-23 01:39:28,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:39:28,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:28,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:28,793 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:31,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:31,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 228 states and 521 transitions. [2021-11-23 01:39:31,786 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 521 transitions. [2021-11-23 01:39:31,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:39:31,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:31,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:33,375 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:44,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:44,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 235 states and 548 transitions. [2021-11-23 01:39:44,426 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 548 transitions. [2021-11-23 01:39:44,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:39:44,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:44,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:44,713 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:47,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:47,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 237 states and 553 transitions. [2021-11-23 01:39:47,688 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 553 transitions. [2021-11-23 01:39:47,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:39:47,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:47,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:47,926 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:55,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:55,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 241 states and 562 transitions. [2021-11-23 01:39:55,210 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 562 transitions. [2021-11-23 01:39:55,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:39:55,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:55,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:58,384 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:25,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:25,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 257 states and 600 transitions. [2021-11-23 01:40:25,115 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 600 transitions. [2021-11-23 01:40:25,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:40:25,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:25,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:25,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:25,369 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:34,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:34,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 263 states and 626 transitions. [2021-11-23 01:40:34,414 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 626 transitions. [2021-11-23 01:40:34,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:40:34,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:34,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:34,582 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:36,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:36,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 264 states and 629 transitions. [2021-11-23 01:40:36,448 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 629 transitions. [2021-11-23 01:40:36,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:40:36,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:36,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:36,611 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:47,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:47,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 272 states and 652 transitions. [2021-11-23 01:40:47,925 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 652 transitions. [2021-11-23 01:40:47,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:40:47,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:47,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:47,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:48,093 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:53,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:53,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 276 states and 659 transitions. [2021-11-23 01:40:53,009 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 659 transitions. [2021-11-23 01:40:53,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:40:53,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:53,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:53,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:53,192 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:56,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:56,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 278 states and 668 transitions. [2021-11-23 01:40:56,576 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 668 transitions. [2021-11-23 01:40:56,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:40:56,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:56,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:56,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:19,079 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.