./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/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_697faab5-4f75-4b99-9a3a-534ddc4de267/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 74ee724e3f951f784979d99a99eb9387abbe4e82f01cf4b5e019c1ec7f3be827 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:22:58,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:22:58,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:22:58,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:22:58,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:22:58,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:22:58,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:22:58,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:22:58,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:22:58,658 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:22:58,659 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:22:58,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:22:58,661 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:22:58,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:22:58,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:22:58,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:22:58,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:22:58,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:22:58,667 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:22:58,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:22:58,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:22:58,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:22:58,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:22:58,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:22:58,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:22:58,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:22:58,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:22:58,678 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:22:58,678 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:22:58,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:22:58,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:22:58,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:22:58,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:22:58,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:22:58,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:22:58,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:22:58,684 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:22:58,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:22:58,685 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:22:58,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:22:58,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:22:58,686 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 19:22:58,706 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:22:58,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:22:58,707 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:22:58,707 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:22:58,708 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:22:58,708 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:22:58,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:22:58,708 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:22:58,709 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:22:58,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:22:58,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:22:58,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:22:58,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:22:58,709 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:22:58,710 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:22:58,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:22:58,710 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:22:58,710 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:22:58,710 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:22:58,710 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:22:58,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:22:58,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:22:58,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:22:58,711 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:22:58,711 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:22:58,712 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:22:58,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:22:58,712 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:22:58,712 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_697faab5-4f75-4b99-9a3a-534ddc4de267/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 74ee724e3f951f784979d99a99eb9387abbe4e82f01cf4b5e019c1ec7f3be827 [2022-12-14 19:22:58,907 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:22:58,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:22:58,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:22:58,931 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:22:58,931 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:22:58,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c [2022-12-14 19:23:01,517 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:23:01,632 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:23:01,632 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c [2022-12-14 19:23:01,637 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/bin/ukojak-rkRKPMF4O4/data/7d880614e/65b75ef2b1ed4f75b31e157f23d5be0e/FLAG29b83c181 [2022-12-14 19:23:01,647 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/bin/ukojak-rkRKPMF4O4/data/7d880614e/65b75ef2b1ed4f75b31e157f23d5be0e [2022-12-14 19:23:01,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:23:01,650 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:23:01,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:23:01,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:23:01,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:23:01,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:23:01" (1/1) ... [2022-12-14 19:23:01,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64db6858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:23:01, skipping insertion in model container [2022-12-14 19:23:01,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:23:01" (1/1) ... [2022-12-14 19:23:01,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:23:01,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:23:01,769 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_697faab5-4f75-4b99-9a3a-534ddc4de267/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c[520,533] [2022-12-14 19:23:01,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:23:01,788 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:23:01,796 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_697faab5-4f75-4b99-9a3a-534ddc4de267/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c[520,533] [2022-12-14 19:23:01,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:23:01,810 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:23:01,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:23:01 WrapperNode [2022-12-14 19:23:01,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:23:01,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:23:01,811 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:23:01,811 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:23:01,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:23:01" (1/1) ... [2022-12-14 19:23:01,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:23:01" (1/1) ... [2022-12-14 19:23:01,834 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2022-12-14 19:23:01,834 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:23:01,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:23:01,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:23:01,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:23:01,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:23:01" (1/1) ... [2022-12-14 19:23:01,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:23:01" (1/1) ... [2022-12-14 19:23:01,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:23:01" (1/1) ... [2022-12-14 19:23:01,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:23:01" (1/1) ... [2022-12-14 19:23:01,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:23:01" (1/1) ... [2022-12-14 19:23:01,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:23:01" (1/1) ... [2022-12-14 19:23:01,846 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:23:01" (1/1) ... [2022-12-14 19:23:01,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:23:01" (1/1) ... [2022-12-14 19:23:01,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:23:01,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:23:01,848 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:23:01,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:23:01,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:23:01" (1/1) ... [2022-12-14 19:23:01,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:23:01,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:23:01,873 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:23:01,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:23:01,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:23:01,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:23:01,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:23:01,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:23:01,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 19:23:01,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 19:23:01,974 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:23:01,976 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:23:02,074 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:23:02,090 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:23:02,090 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:23:02,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:23:02 BoogieIcfgContainer [2022-12-14 19:23:02,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:23:02,094 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:23:02,094 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:23:02,105 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:23:02,105 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:23:02" (1/1) ... [2022-12-14 19:23:02,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:23:02,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:02,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2022-12-14 19:23:02,162 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2022-12-14 19:23:02,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 19:23:02,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:02,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:02,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:23:02,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:02,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2022-12-14 19:23:02,274 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2022-12-14 19:23:02,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 19:23:02,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:02,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:02,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:02,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:23:02,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:02,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2022-12-14 19:23:02,387 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2022-12-14 19:23:02,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 19:23:02,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:02,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:02,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:23:02,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:02,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 25 states and 40 transitions. [2022-12-14 19:23:02,742 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 40 transitions. [2022-12-14 19:23:02,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 19:23:02,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:02,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:02,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:02,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 19:23:02,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:02,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:23:03,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:03,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 48 transitions. [2022-12-14 19:23:03,339 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 48 transitions. [2022-12-14 19:23:03,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:23:03,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:03,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:03,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:03,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-14 19:23:03,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:03,415 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:23:03,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:03,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 51 transitions. [2022-12-14 19:23:03,513 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 51 transitions. [2022-12-14 19:23:03,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:23:03,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:03,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:03,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:03,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:03,578 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:23:03,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:03,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 33 states and 58 transitions. [2022-12-14 19:23:03,701 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 58 transitions. [2022-12-14 19:23:03,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:23:03,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:03,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:03,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 19:23:03,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:03,814 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 19:23:04,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:04,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 43 states and 94 transitions. [2022-12-14 19:23:04,491 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 94 transitions. [2022-12-14 19:23:04,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:23:04,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:04,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:04,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:04,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 19:23:04,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:04,574 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 19:23:05,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:05,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 47 states and 105 transitions. [2022-12-14 19:23:05,009 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 105 transitions. [2022-12-14 19:23:05,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:23:05,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:05,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:05,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 19:23:05,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:05,068 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 19:23:05,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:05,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 49 states and 106 transitions. [2022-12-14 19:23:05,364 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 106 transitions. [2022-12-14 19:23:05,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:23:05,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:05,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:05,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:05,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:05,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:05,443 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 19:23:05,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:05,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 51 states and 113 transitions. [2022-12-14 19:23:05,791 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 113 transitions. [2022-12-14 19:23:05,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:23:05,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:05,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:05,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 19:23:05,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:05,905 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 19:23:06,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:06,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 53 states and 123 transitions. [2022-12-14 19:23:06,407 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 123 transitions. [2022-12-14 19:23:06,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:23:06,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:06,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:06,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 19:23:06,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:06,472 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 19:23:06,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:06,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 53 states and 122 transitions. [2022-12-14 19:23:06,707 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 122 transitions. [2022-12-14 19:23:06,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 19:23:06,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:06,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:06,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:06,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:06,834 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 19:23:07,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:07,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 53 states and 121 transitions. [2022-12-14 19:23:07,934 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 121 transitions. [2022-12-14 19:23:07,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 19:23:07,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:07,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:07,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:07,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 21 conjunts are in the unsatisfiable core [2022-12-14 19:23:07,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:08,034 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-12-14 19:23:08,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:08,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 54 states and 129 transitions. [2022-12-14 19:23:08,303 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 129 transitions. [2022-12-14 19:23:08,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 19:23:08,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:08,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:08,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:08,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:08,339 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-12-14 19:23:08,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:08,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 55 states and 131 transitions. [2022-12-14 19:23:08,444 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 131 transitions. [2022-12-14 19:23:08,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 19:23:08,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:08,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:08,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 19:23:08,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:08,559 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 19:23:09,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:09,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 65 states and 185 transitions. [2022-12-14 19:23:09,613 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 185 transitions. [2022-12-14 19:23:09,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 19:23:09,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:09,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:09,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:23:09,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:09,756 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 19:23:10,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:10,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 69 states and 200 transitions. [2022-12-14 19:23:10,413 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 200 transitions. [2022-12-14 19:23:10,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 19:23:10,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:10,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:10,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:23:10,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:10,495 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 19:23:10,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:10,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 71 states and 201 transitions. [2022-12-14 19:23:10,923 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 201 transitions. [2022-12-14 19:23:10,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 19:23:10,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:10,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:10,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 19:23:10,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 19:23:11,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:11,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 71 states and 200 transitions. [2022-12-14 19:23:11,117 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 200 transitions. [2022-12-14 19:23:11,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 19:23:11,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:11,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:11,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 19:23:11,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:11,200 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 19:23:11,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:11,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 74 states and 204 transitions. [2022-12-14 19:23:11,684 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 204 transitions. [2022-12-14 19:23:11,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 19:23:11,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:11,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:11,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:11,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:11,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:11,720 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-12-14 19:23:11,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:11,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 74 states and 203 transitions. [2022-12-14 19:23:11,944 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 203 transitions. [2022-12-14 19:23:11,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 19:23:11,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:11,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:11,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:11,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:11,983 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-12-14 19:23:12,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:12,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 74 states and 202 transitions. [2022-12-14 19:23:12,179 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 202 transitions. [2022-12-14 19:23:12,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 19:23:12,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:12,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:12,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:23:12,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:12,387 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 13 proven. 33 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-12-14 19:23:13,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:13,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 76 states and 217 transitions. [2022-12-14 19:23:13,133 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 217 transitions. [2022-12-14 19:23:13,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 19:23:13,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:13,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:13,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:23:13,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:13,246 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 13 proven. 33 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-12-14 19:23:13,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:13,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 76 states and 216 transitions. [2022-12-14 19:23:13,704 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 216 transitions. [2022-12-14 19:23:13,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 19:23:13,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:13,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:13,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:13,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:23:13,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:13,816 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 13 proven. 33 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-12-14 19:23:14,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:14,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 76 states and 215 transitions. [2022-12-14 19:23:14,166 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 215 transitions. [2022-12-14 19:23:14,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 19:23:14,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:14,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:14,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-14 19:23:14,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:14,309 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 15 proven. 38 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-12-14 19:23:14,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:14,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 77 states and 227 transitions. [2022-12-14 19:23:14,716 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 227 transitions. [2022-12-14 19:23:14,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 19:23:14,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:14,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:14,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:14,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:14,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:14,749 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 41 proven. 7 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-12-14 19:23:14,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:14,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 78 states and 230 transitions. [2022-12-14 19:23:14,914 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 230 transitions. [2022-12-14 19:23:14,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 19:23:14,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:14,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:14,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:14,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:23:14,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:15,054 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 18 proven. 27 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-14 19:23:16,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:16,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 82 states and 245 transitions. [2022-12-14 19:23:16,017 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 245 transitions. [2022-12-14 19:23:16,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 19:23:16,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:16,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:16,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:23:16,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:16,115 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 18 proven. 27 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-14 19:23:16,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:16,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 84 states and 246 transitions. [2022-12-14 19:23:16,586 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 246 transitions. [2022-12-14 19:23:16,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 19:23:16,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:16,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:16,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:23:16,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:16,664 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 18 proven. 27 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-14 19:23:17,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:17,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 87 states and 250 transitions. [2022-12-14 19:23:17,409 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 250 transitions. [2022-12-14 19:23:17,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 19:23:17,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:17,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:17,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:23:17,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:17,626 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-14 19:23:19,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:19,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 97 states and 322 transitions. [2022-12-14 19:23:19,516 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 322 transitions. [2022-12-14 19:23:19,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 19:23:19,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:19,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:19,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:19,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 19:23:19,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:19,622 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 18 proven. 27 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-12-14 19:23:20,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:20,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 100 states and 326 transitions. [2022-12-14 19:23:20,458 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 326 transitions. [2022-12-14 19:23:20,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 19:23:20,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:20,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:20,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:20,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:23:20,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:20,528 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-14 19:23:20,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:20,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 100 states and 325 transitions. [2022-12-14 19:23:20,824 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 325 transitions. [2022-12-14 19:23:20,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 19:23:20,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:20,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:20,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 19:23:20,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:20,884 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-12-14 19:23:21,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:21,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 100 states and 324 transitions. [2022-12-14 19:23:21,128 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 324 transitions. [2022-12-14 19:23:21,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 19:23:21,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:21,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:21,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:21,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:21,162 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 44 proven. 7 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2022-12-14 19:23:21,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:21,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 100 states and 323 transitions. [2022-12-14 19:23:21,411 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 323 transitions. [2022-12-14 19:23:21,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 19:23:21,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:21,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:21,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:21,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:21,447 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 44 proven. 7 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2022-12-14 19:23:21,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:21,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 100 states and 322 transitions. [2022-12-14 19:23:21,507 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 322 transitions. [2022-12-14 19:23:21,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 19:23:21,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:21,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:21,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:21,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:21,540 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 44 proven. 7 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2022-12-14 19:23:21,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:21,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 100 states and 321 transitions. [2022-12-14 19:23:21,822 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 321 transitions. [2022-12-14 19:23:21,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-14 19:23:21,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:21,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:21,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:21,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 19:23:21,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:22,140 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 19 proven. 58 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-12-14 19:23:23,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:23,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 102 states and 341 transitions. [2022-12-14 19:23:23,202 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 341 transitions. [2022-12-14 19:23:23,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-14 19:23:23,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:23,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:23,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 19:23:23,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:23,374 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 19 proven. 58 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-12-14 19:23:23,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:23,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 102 states and 340 transitions. [2022-12-14 19:23:23,891 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 340 transitions. [2022-12-14 19:23:23,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-14 19:23:23,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:23,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:23,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:23,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 19:23:23,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:24,086 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 19 proven. 58 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-12-14 19:23:24,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:24,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 102 states and 339 transitions. [2022-12-14 19:23:24,619 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 339 transitions. [2022-12-14 19:23:24,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-14 19:23:24,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:24,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:24,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:24,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 19:23:24,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:24,785 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 19 proven. 58 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-12-14 19:23:25,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:25,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 102 states and 338 transitions. [2022-12-14 19:23:25,490 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 338 transitions. [2022-12-14 19:23:25,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 19:23:25,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:25,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:25,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-14 19:23:25,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:25,816 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 21 proven. 64 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2022-12-14 19:23:26,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:26,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 103 states and 354 transitions. [2022-12-14 19:23:26,746 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 354 transitions. [2022-12-14 19:23:26,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-14 19:23:26,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:26,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:26,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:26,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:26,791 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 59 proven. 7 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-12-14 19:23:27,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:27,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 104 states and 358 transitions. [2022-12-14 19:23:27,049 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 358 transitions. [2022-12-14 19:23:27,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 19:23:27,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:27,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:27,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:27,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:27,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 24 proven. 260 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-12-14 19:23:30,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:30,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 114 states and 429 transitions. [2022-12-14 19:23:30,009 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 429 transitions. [2022-12-14 19:23:30,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 19:23:30,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:30,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:30,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:30,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 19:23:30,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:30,223 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 24 proven. 48 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-12-14 19:23:31,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:31,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 118 states and 449 transitions. [2022-12-14 19:23:31,965 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 449 transitions. [2022-12-14 19:23:31,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 19:23:31,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:31,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:32,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:32,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:32,063 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 24 proven. 260 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-12-14 19:23:32,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:32,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 118 states and 448 transitions. [2022-12-14 19:23:32,447 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 448 transitions. [2022-12-14 19:23:32,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 19:23:32,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:32,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:32,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:32,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 19:23:32,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:32,543 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 24 proven. 48 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-12-14 19:23:33,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:33,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 120 states and 449 transitions. [2022-12-14 19:23:33,233 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 449 transitions. [2022-12-14 19:23:33,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 19:23:33,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:33,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:33,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:33,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 19:23:33,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:33,340 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 24 proven. 48 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-12-14 19:23:34,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:34,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 123 states and 453 transitions. [2022-12-14 19:23:34,339 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 453 transitions. [2022-12-14 19:23:34,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 19:23:34,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:34,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:34,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 19:23:34,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:34,432 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 24 proven. 48 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-12-14 19:23:35,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:35,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 126 states and 457 transitions. [2022-12-14 19:23:35,351 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 457 transitions. [2022-12-14 19:23:35,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 19:23:35,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:35,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:35,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:35,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:35,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:35,417 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 24 proven. 260 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-12-14 19:23:35,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:35,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 126 states and 456 transitions. [2022-12-14 19:23:35,743 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 456 transitions. [2022-12-14 19:23:35,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 19:23:35,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:35,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:35,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 19:23:35,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:35,820 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 24 proven. 48 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-12-14 19:23:36,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:36,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 129 states and 460 transitions. [2022-12-14 19:23:36,744 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 460 transitions. [2022-12-14 19:23:36,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 19:23:36,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:36,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:36,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:36,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:36,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:36,820 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 24 proven. 260 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-12-14 19:23:37,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:37,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 129 states and 459 transitions. [2022-12-14 19:23:37,155 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 459 transitions. [2022-12-14 19:23:37,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 19:23:37,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:37,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:37,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:37,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:37,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:37,192 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2022-12-14 19:23:37,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:37,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 129 states and 458 transitions. [2022-12-14 19:23:37,524 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 458 transitions. [2022-12-14 19:23:37,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 19:23:37,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:37,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:37,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:37,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:37,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:37,566 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2022-12-14 19:23:37,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:37,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 129 states and 457 transitions. [2022-12-14 19:23:37,653 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 457 transitions. [2022-12-14 19:23:37,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 19:23:37,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:37,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:37,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:37,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:37,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:37,698 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2022-12-14 19:23:38,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:38,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 129 states and 456 transitions. [2022-12-14 19:23:38,084 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 456 transitions. [2022-12-14 19:23:38,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 19:23:38,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:38,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:38,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:38,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:38,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:38,124 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2022-12-14 19:23:38,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:38,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 129 states and 455 transitions. [2022-12-14 19:23:38,220 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 455 transitions. [2022-12-14 19:23:38,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 19:23:38,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:38,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:38,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 41 conjunts are in the unsatisfiable core [2022-12-14 19:23:38,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:38,742 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2022-12-14 19:23:40,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:40,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 131 states and 479 transitions. [2022-12-14 19:23:40,521 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 479 transitions. [2022-12-14 19:23:40,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 19:23:40,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:40,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:40,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 41 conjunts are in the unsatisfiable core [2022-12-14 19:23:40,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:40,865 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2022-12-14 19:23:41,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:41,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 131 states and 478 transitions. [2022-12-14 19:23:41,574 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 478 transitions. [2022-12-14 19:23:41,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 19:23:41,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:41,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:41,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:41,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 41 conjunts are in the unsatisfiable core [2022-12-14 19:23:41,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:41,925 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2022-12-14 19:23:42,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:42,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 131 states and 477 transitions. [2022-12-14 19:23:42,613 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 477 transitions. [2022-12-14 19:23:42,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 19:23:42,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:42,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:42,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:42,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 41 conjunts are in the unsatisfiable core [2022-12-14 19:23:42,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:43,007 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2022-12-14 19:23:43,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:43,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 131 states and 476 transitions. [2022-12-14 19:23:43,845 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 476 transitions. [2022-12-14 19:23:43,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 19:23:43,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:43,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:43,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:43,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 41 conjunts are in the unsatisfiable core [2022-12-14 19:23:43,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:44,179 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2022-12-14 19:23:45,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:45,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 130 states and 465 transitions. [2022-12-14 19:23:45,048 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 465 transitions. [2022-12-14 19:23:45,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 19:23:45,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:45,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:45,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 33 conjunts are in the unsatisfiable core [2022-12-14 19:23:45,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:45,260 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 27 proven. 96 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2022-12-14 19:23:46,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:46,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 131 states and 485 transitions. [2022-12-14 19:23:46,244 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 485 transitions. [2022-12-14 19:23:46,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-12-14 19:23:46,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:46,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:46,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:46,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:46,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:46,280 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 77 proven. 7 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2022-12-14 19:23:46,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:46,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 132 states and 490 transitions. [2022-12-14 19:23:46,561 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 490 transitions. [2022-12-14 19:23:46,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-14 19:23:46,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:46,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:46,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:46,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:23:46,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:47,050 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 460 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 19:23:51,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:51,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 154 states and 585 transitions. [2022-12-14 19:23:51,483 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 585 transitions. [2022-12-14 19:23:51,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-14 19:23:51,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:51,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:51,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-14 19:23:51,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:51,720 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 30 proven. 70 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2022-12-14 19:23:53,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:53,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 157 states and 591 transitions. [2022-12-14 19:23:53,043 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 591 transitions. [2022-12-14 19:23:53,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-14 19:23:53,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:53,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:53,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:53,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:23:53,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:53,434 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 460 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 19:23:54,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 157 states and 588 transitions. [2022-12-14 19:23:54,549 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 588 transitions. [2022-12-14 19:23:54,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-14 19:23:54,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:54,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:54,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:54,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 19:23:54,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:54,920 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 460 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 19:23:55,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:55,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 68 states and 126 transitions. [2022-12-14 19:23:55,754 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 126 transitions. [2022-12-14 19:23:55,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-14 19:23:55,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:55,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:55,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 19:23:55,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:55,796 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 78 proven. 7 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2022-12-14 19:23:56,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:56,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 68 states and 125 transitions. [2022-12-14 19:23:56,059 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 125 transitions. [2022-12-14 19:23:56,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-12-14 19:23:56,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:23:56,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:23:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:23:56,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-14 19:23:56,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 19:23:56,628 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 31 proven. 116 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-12-14 19:23:57,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:23:57,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 62 states and 108 transitions. [2022-12-14 19:23:57,918 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 108 transitions. [2022-12-14 19:23:57,919 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 19:23:57,919 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 70 iterations. [2022-12-14 19:23:57,925 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-12-14 19:23:59,191 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 19:23:59,194 INFO L560 CodeCheckObserver]: Invariant with dag size 59 [2022-12-14 19:23:59,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 07:23:59 ImpRootNode [2022-12-14 19:23:59,200 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 19:23:59,200 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 19:23:59,200 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 19:23:59,201 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 19:23:59,201 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:23:02" (3/4) ... [2022-12-14 19:23:59,203 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 19:23:59,207 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-12-14 19:23:59,208 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-12-14 19:23:59,209 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-14 19:23:59,209 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 19:23:59,209 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 19:23:59,230 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 19:23:59,230 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 19:23:59,231 INFO L158 Benchmark]: Toolchain (without parser) took 57580.87ms. Allocated memory was 132.1MB in the beginning and 488.6MB in the end (delta: 356.5MB). Free memory was 91.4MB in the beginning and 170.4MB in the end (delta: -79.0MB). Peak memory consumption was 279.9MB. Max. memory is 16.1GB. [2022-12-14 19:23:59,231 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 132.1MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:23:59,231 INFO L158 Benchmark]: CACSL2BoogieTranslator took 159.98ms. Allocated memory is still 132.1MB. Free memory was 90.9MB in the beginning and 80.9MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 19:23:59,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.88ms. Allocated memory is still 132.1MB. Free memory was 80.9MB in the beginning and 79.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:23:59,232 INFO L158 Benchmark]: Boogie Preprocessor took 13.39ms. Allocated memory is still 132.1MB. Free memory was 79.3MB in the beginning and 78.3MB in the end (delta: 947.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:23:59,232 INFO L158 Benchmark]: RCFGBuilder took 245.06ms. Allocated memory is still 132.1MB. Free memory was 78.1MB in the beginning and 67.2MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 19:23:59,232 INFO L158 Benchmark]: CodeCheck took 57106.10ms. Allocated memory was 132.1MB in the beginning and 488.6MB in the end (delta: 356.5MB). Free memory was 67.2MB in the beginning and 173.6MB in the end (delta: -106.4MB). Peak memory consumption was 250.6MB. Max. memory is 16.1GB. [2022-12-14 19:23:59,232 INFO L158 Benchmark]: Witness Printer took 29.92ms. Allocated memory is still 488.6MB. Free memory was 173.6MB in the beginning and 170.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 19:23:59,234 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, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 55.8s, OverallIterations: 70, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14047 SdHoareTripleChecker+Valid, 102.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7502 mSDsluCounter, 3093 SdHoareTripleChecker+Invalid, 88.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1398 mSDsCounter, 28777 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 87180 IncrementalHoareTripleChecker+Invalid, 115957 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28777 mSolverCounterUnsat, 1695 mSDtfsCounter, 87180 mSolverCounterSat, 1.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 47150 GetRequests, 45417 SyntacticMatches, 1077 SemanticMatches, 656 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255954 ImplicationChecksByTransitivity, 45.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 8.6s InterpolantComputationTime, 4171 NumberOfCodeBlocks, 4171 NumberOfCodeBlocksAsserted, 69 NumberOfCheckSat, 4102 ConstructedInterpolants, 0 QuantifiedInterpolants, 13147 SizeOfPredicates, 157 NumberOfNonLiveVariables, 11042 ConjunctsInSsa, 1313 ConjunctsInUnsatCore, 69 InterpolantComputations, 3 PerfectInterpolantSequences, 12544/15809 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: 14]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((((((((16 == s && 3 == a) || ((((!(3 == t && a == 1) && counter <= 1) && !(5 == t && 2 == a)) && !(9 == t && a == 4)) && !(7 == t && 3 == a))) || ((((!(5 == t && 2 == a) && !(9 == t && a == 4)) && !(counter <= 1)) && counter <= 2) && !(7 == t && 3 == a))) || (s == 36 && 5 == a)) || (a == 1 && s == 4)) || (9 == s && 2 == a)) || (!(counter <= 4) && !(t == 11 && 5 == a))) || (((counter <= 3 && !(9 == t && a == 4)) && !(counter <= 2)) && !(7 == t && 3 == a))) || (s == 25 && a == 4)) || ((counter <= 4 && !(counter <= 3)) && !(9 == t && a == 4)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 132.1MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 159.98ms. Allocated memory is still 132.1MB. Free memory was 90.9MB in the beginning and 80.9MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.88ms. Allocated memory is still 132.1MB. Free memory was 80.9MB in the beginning and 79.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 13.39ms. Allocated memory is still 132.1MB. Free memory was 79.3MB in the beginning and 78.3MB in the end (delta: 947.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 245.06ms. Allocated memory is still 132.1MB. Free memory was 78.1MB in the beginning and 67.2MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 57106.10ms. Allocated memory was 132.1MB in the beginning and 488.6MB in the end (delta: 356.5MB). Free memory was 67.2MB in the beginning and 173.6MB in the end (delta: -106.4MB). Peak memory consumption was 250.6MB. Max. memory is 16.1GB. * Witness Printer took 29.92ms. Allocated memory is still 488.6MB. Free memory was 173.6MB in the beginning and 170.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 19:23:59,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_697faab5-4f75-4b99-9a3a-534ddc4de267/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