./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.13-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/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_ad415492-910e-4b58-bf55-c772e06383d8/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.13-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e86ab88515027c2a8ad7a1a5d7cd34e589814e2f5fa9f70f400cd1ca5df85524 --- 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 19:41:09,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:41:09,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:41:09,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:41:09,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:41:09,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:41:09,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:41:09,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:41:09,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:41:09,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:41:09,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:41:09,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:41:09,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:41:09,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:41:09,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:41:09,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:41:09,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:41:09,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:41:09,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:41:09,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:41:09,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:41:09,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:41:09,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:41:09,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:41:09,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:41:09,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:41:09,545 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:41:09,546 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:41:09,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:41:09,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:41:09,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:41:09,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:41:09,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:41:09,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:41:09,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:41:09,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:41:09,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:41:09,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:41:09,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:41:09,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:41:09,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:41:09,552 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-12-14 19:41:09,580 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:41:09,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:41:09,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:41:09,586 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:41:09,586 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:41:09,587 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:41:09,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:41:09,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:41:09,587 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 19:41:09,587 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 19:41:09,588 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 19:41:09,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:41:09,588 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:41:09,588 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:41:09,588 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:41:09,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:41:09,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:41:09,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:41:09,589 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:41:09,589 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:41:09,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:41:09,589 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_ad415492-910e-4b58-bf55-c772e06383d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e86ab88515027c2a8ad7a1a5d7cd34e589814e2f5fa9f70f400cd1ca5df85524 [2022-12-14 19:41:09,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:41:09,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:41:09,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:41:09,782 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:41:09,782 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:41:09,783 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-memory-alloca/b.13-alloca.i [2022-12-14 19:41:12,424 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:41:12,561 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:41:12,561 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/sv-benchmarks/c/termination-memory-alloca/b.13-alloca.i [2022-12-14 19:41:12,569 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/bin/ukojak-rkRKPMF4O4/data/d1fbe8b13/ba74c67e42094775b3b35b9d25b68b97/FLAG868626fd7 [2022-12-14 19:41:12,580 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/bin/ukojak-rkRKPMF4O4/data/d1fbe8b13/ba74c67e42094775b3b35b9d25b68b97 [2022-12-14 19:41:12,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:41:12,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:41:12,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:41:12,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:41:12,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:41:12,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:41:12" (1/1) ... [2022-12-14 19:41:12,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1073b8c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:41:12, skipping insertion in model container [2022-12-14 19:41:12,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:41:12" (1/1) ... [2022-12-14 19:41:12,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:41:12,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:41:12,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:41:12,785 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:41:12,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:41:12,825 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:41:12,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:41:12 WrapperNode [2022-12-14 19:41:12,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:41:12,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:41:12,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:41:12,826 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:41:12,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:41:12" (1/1) ... [2022-12-14 19:41:12,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:41:12" (1/1) ... [2022-12-14 19:41:12,852 INFO L138 Inliner]: procedures = 111, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2022-12-14 19:41:12,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:41:12,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:41:12,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:41:12,853 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:41:12,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:41:12" (1/1) ... [2022-12-14 19:41:12,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:41:12" (1/1) ... [2022-12-14 19:41:12,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:41:12" (1/1) ... [2022-12-14 19:41:12,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:41:12" (1/1) ... [2022-12-14 19:41:12,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:41:12" (1/1) ... [2022-12-14 19:41:12,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:41:12" (1/1) ... [2022-12-14 19:41:12,868 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:41:12" (1/1) ... [2022-12-14 19:41:12,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:41:12" (1/1) ... [2022-12-14 19:41:12,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:41:12,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:41:12,871 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:41:12,871 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:41:12,871 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:41:12" (1/1) ... [2022-12-14 19:41:12,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:41:12,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:41:12,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:41:12,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:41:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 19:41:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 19:41:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:41:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:41:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:41:12,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:41:13,008 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:41:13,010 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:41:13,209 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:41:13,231 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:41:13,231 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 19:41:13,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:41:13 BoogieIcfgContainer [2022-12-14 19:41:13,233 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:41:13,234 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:41:13,234 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:41:13,241 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:41:13,241 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:41:13" (1/1) ... [2022-12-14 19:41:13,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:41:13,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:13,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 59 states and 63 transitions. [2022-12-14 19:41:13,288 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 63 transitions. [2022-12-14 19:41:13,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-14 19:41:13,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:13,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:13,643 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 19:41:13,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:13,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 58 states and 62 transitions. [2022-12-14 19:41:13,671 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 62 transitions. [2022-12-14 19:41:13,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-14 19:41:13,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:13,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:13,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:13,816 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 19:41:13,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:13,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 57 states and 61 transitions. [2022-12-14 19:41:13,875 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 61 transitions. [2022-12-14 19:41:13,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 19:41:13,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:13,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:13,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:41:14,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:14,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 56 states and 60 transitions. [2022-12-14 19:41:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 60 transitions. [2022-12-14 19:41:14,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 19:41:14,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:14,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:14,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:14,165 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 19:41:14,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:14,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 55 states and 59 transitions. [2022-12-14 19:41:14,341 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2022-12-14 19:41:14,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:41:14,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:14,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:14,412 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 19:41:14,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:14,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 54 states and 58 transitions. [2022-12-14 19:41:14,609 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2022-12-14 19:41:14,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:41:14,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:14,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:14,699 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 19:41:15,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:15,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 53 states and 57 transitions. [2022-12-14 19:41:15,057 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2022-12-14 19:41:15,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 19:41:15,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:15,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:15,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:15,112 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 19:41:15,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:15,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 52 states and 56 transitions. [2022-12-14 19:41:15,491 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2022-12-14 19:41:15,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 19:41:15,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:15,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:15,559 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 19:41:16,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:16,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 51 states and 55 transitions. [2022-12-14 19:41:16,088 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2022-12-14 19:41:16,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 19:41:16,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:16,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:16,102 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 19:41:16,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:16,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 52 states and 57 transitions. [2022-12-14 19:41:16,468 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 57 transitions. [2022-12-14 19:41:16,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 19:41:16,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:16,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:16,524 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 19:41:16,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:16,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 53 states and 61 transitions. [2022-12-14 19:41:16,959 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 61 transitions. [2022-12-14 19:41:16,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 19:41:16,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:16,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:16,976 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 19:41:17,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:17,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 55 states and 67 transitions. [2022-12-14 19:41:17,225 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2022-12-14 19:41:17,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 19:41:17,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:17,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:17,326 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 19:41:17,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:17,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 73 transitions. [2022-12-14 19:41:17,803 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2022-12-14 19:41:17,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 19:41:17,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:17,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:17,818 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 19:41:18,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:18,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2022-12-14 19:41:18,481 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2022-12-14 19:41:18,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 19:41:18,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:18,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:18,511 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 19:41:19,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:19,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 65 states and 90 transitions. [2022-12-14 19:41:19,063 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2022-12-14 19:41:19,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:41:19,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:19,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:19,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:19,111 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 19:41:19,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:19,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 91 transitions. [2022-12-14 19:41:19,160 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2022-12-14 19:41:19,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:41:19,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:19,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:19,174 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 19:41:19,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:19,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 69 states and 99 transitions. [2022-12-14 19:41:19,574 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 99 transitions. [2022-12-14 19:41:19,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:41:19,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:19,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:19,605 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 19:41:19,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:19,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 73 states and 108 transitions. [2022-12-14 19:41:19,939 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2022-12-14 19:41:19,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:41:19,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:19,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:19,954 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 19:41:19,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:19,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2022-12-14 19:41:19,986 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2022-12-14 19:41:19,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:41:19,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:19,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:19,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:20,022 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 19:41:20,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:20,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 78 states and 121 transitions. [2022-12-14 19:41:20,258 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 121 transitions. [2022-12-14 19:41:20,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 19:41:20,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:20,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:20,272 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 19:41:20,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:20,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 81 states and 127 transitions. [2022-12-14 19:41:20,452 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2022-12-14 19:41:20,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 19:41:20,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:20,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:20,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:20,478 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 19:41:20,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:20,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 84 states and 133 transitions. [2022-12-14 19:41:20,713 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 133 transitions. [2022-12-14 19:41:20,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 19:41:20,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:20,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:20,728 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 19:41:21,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:21,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 91 states and 150 transitions. [2022-12-14 19:41:21,507 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 150 transitions. [2022-12-14 19:41:21,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 19:41:21,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:21,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:21,607 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 19:41:22,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:22,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 98 states and 167 transitions. [2022-12-14 19:41:22,416 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 167 transitions. [2022-12-14 19:41:22,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 19:41:22,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:22,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:22,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:22,445 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 19:41:22,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:22,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 100 states and 171 transitions. [2022-12-14 19:41:22,858 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 171 transitions. [2022-12-14 19:41:22,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 19:41:22,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:22,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:22,871 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 19:41:23,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:23,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 102 states and 173 transitions. [2022-12-14 19:41:23,084 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 173 transitions. [2022-12-14 19:41:23,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:41:23,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:23,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:23,097 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 19:41:23,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:23,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 104 states and 177 transitions. [2022-12-14 19:41:23,266 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 177 transitions. [2022-12-14 19:41:23,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:41:23,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:23,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:23,292 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 19:41:23,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:23,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 107 states and 182 transitions. [2022-12-14 19:41:23,399 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 182 transitions. [2022-12-14 19:41:23,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:41:23,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:23,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:23,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:23,435 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 19:41:24,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:24,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 112 states and 195 transitions. [2022-12-14 19:41:24,267 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 195 transitions. [2022-12-14 19:41:24,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:41:24,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:24,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:24,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:24,281 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 19:41:24,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:24,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 117 states and 206 transitions. [2022-12-14 19:41:24,841 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 206 transitions. [2022-12-14 19:41:24,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:41:24,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:24,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:25,204 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 19:41:26,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:26,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 125 states and 225 transitions. [2022-12-14 19:41:26,899 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 225 transitions. [2022-12-14 19:41:26,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 19:41:26,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:26,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:26,914 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 19:41:26,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:26,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 124 states and 224 transitions. [2022-12-14 19:41:26,946 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 224 transitions. [2022-12-14 19:41:26,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 19:41:26,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:26,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:26,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:26,985 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 19:41:27,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:27,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 125 states and 224 transitions. [2022-12-14 19:41:27,031 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 224 transitions. [2022-12-14 19:41:27,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 19:41:27,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:27,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:27,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:27,045 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 19:41:27,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:27,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 127 states and 228 transitions. [2022-12-14 19:41:27,066 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 228 transitions. [2022-12-14 19:41:27,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 19:41:27,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:27,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:27,091 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 19:41:27,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:27,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 130 states and 234 transitions. [2022-12-14 19:41:27,120 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 234 transitions. [2022-12-14 19:41:27,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 19:41:27,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:27,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:27,275 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 19:41:28,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:28,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 135 states and 245 transitions. [2022-12-14 19:41:28,776 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 245 transitions. [2022-12-14 19:41:28,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 19:41:28,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:28,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:28,789 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 19:41:29,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:29,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 135 states and 244 transitions. [2022-12-14 19:41:29,061 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 244 transitions. [2022-12-14 19:41:29,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:41:29,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:29,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:29,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:41:29,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:29,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 137 states and 248 transitions. [2022-12-14 19:41:29,389 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 248 transitions. [2022-12-14 19:41:29,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:41:29,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:29,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:29,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:29,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:41:29,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:29,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 139 states and 251 transitions. [2022-12-14 19:41:29,508 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 251 transitions. [2022-12-14 19:41:29,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:41:29,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:29,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:29,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:29,521 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 19:41:29,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:29,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 141 states and 258 transitions. [2022-12-14 19:41:29,547 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 258 transitions. [2022-12-14 19:41:29,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:41:29,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:29,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:29,577 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 19:41:29,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:29,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 143 states and 264 transitions. [2022-12-14 19:41:29,615 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 264 transitions. [2022-12-14 19:41:29,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:41:29,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:29,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:29,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:41:29,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:29,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 146 states and 268 transitions. [2022-12-14 19:41:29,658 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 268 transitions. [2022-12-14 19:41:29,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:41:29,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:29,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:29,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:29,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:41:29,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:29,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 149 states and 272 transitions. [2022-12-14 19:41:29,733 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 272 transitions. [2022-12-14 19:41:29,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:41:29,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:29,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:29,747 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 19:41:29,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:29,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 148 states and 271 transitions. [2022-12-14 19:41:29,780 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 271 transitions. [2022-12-14 19:41:29,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:41:29,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:29,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:29,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:29,805 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 19:41:31,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:31,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 157 states and 301 transitions. [2022-12-14 19:41:31,254 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 301 transitions. [2022-12-14 19:41:31,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:41:31,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:31,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:31,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:41:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 157 states and 300 transitions. [2022-12-14 19:41:31,553 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 300 transitions. [2022-12-14 19:41:31,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:41:31,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:31,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:31,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:41:31,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:31,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 158 states and 301 transitions. [2022-12-14 19:41:31,769 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 301 transitions. [2022-12-14 19:41:31,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 19:41:31,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:31,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:31,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:31,797 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 19:41:31,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:31,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 160 states and 303 transitions. [2022-12-14 19:41:31,838 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 303 transitions. [2022-12-14 19:41:31,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 19:41:31,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:31,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:31,852 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 19:41:31,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:31,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 162 states and 304 transitions. [2022-12-14 19:41:31,879 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 304 transitions. [2022-12-14 19:41:31,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 19:41:31,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:31,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:31,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:41:32,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:32,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 164 states and 305 transitions. [2022-12-14 19:41:32,171 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 305 transitions. [2022-12-14 19:41:32,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 19:41:32,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:32,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:32,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:32,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:41:32,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:32,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 166 states and 306 transitions. [2022-12-14 19:41:32,373 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 306 transitions. [2022-12-14 19:41:32,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:41:32,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:32,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:32,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:41:32,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:32,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 166 states and 305 transitions. [2022-12-14 19:41:32,423 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 305 transitions. [2022-12-14 19:41:32,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:41:32,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:32,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:32,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:41:32,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:32,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 168 states and 306 transitions. [2022-12-14 19:41:32,485 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 306 transitions. [2022-12-14 19:41:32,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:41:32,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:32,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:32,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:32,516 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 19:41:33,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:33,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 170 states and 310 transitions. [2022-12-14 19:41:33,137 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 310 transitions. [2022-12-14 19:41:33,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:41:33,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:33,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:33,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:33,151 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 19:41:33,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:33,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 172 states and 312 transitions. [2022-12-14 19:41:33,606 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 312 transitions. [2022-12-14 19:41:33,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:41:33,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:33,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:33,653 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:41:34,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:34,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 178 states and 322 transitions. [2022-12-14 19:41:34,627 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 322 transitions. [2022-12-14 19:41:34,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:41:34,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:34,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:34,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:34,665 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 19:41:35,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:35,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 180 states and 326 transitions. [2022-12-14 19:41:35,175 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 326 transitions. [2022-12-14 19:41:35,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:41:35,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:35,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:35,201 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:41:35,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:35,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 186 states and 333 transitions. [2022-12-14 19:41:35,983 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 333 transitions. [2022-12-14 19:41:35,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:41:35,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:35,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:36,191 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:41:37,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:37,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 192 states and 340 transitions. [2022-12-14 19:41:37,112 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 340 transitions. [2022-12-14 19:41:37,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:41:37,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:37,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:37,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:37,127 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:41:37,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:37,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 195 states and 344 transitions. [2022-12-14 19:41:37,493 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 344 transitions. [2022-12-14 19:41:37,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:41:37,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:37,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:37,567 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:41:37,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:37,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 198 states and 347 transitions. [2022-12-14 19:41:37,810 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 347 transitions. [2022-12-14 19:41:37,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:41:37,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:37,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:38,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:41:41,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:41,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 202 states and 351 transitions. [2022-12-14 19:41:41,883 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 351 transitions. [2022-12-14 19:41:41,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:41:41,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:41,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:41,924 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 19:41:42,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:42,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 202 states and 350 transitions. [2022-12-14 19:41:42,525 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 350 transitions. [2022-12-14 19:41:42,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:41:42,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:42,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:42,541 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 19:41:42,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:42,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 202 states and 349 transitions. [2022-12-14 19:41:42,875 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 349 transitions. [2022-12-14 19:41:42,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:41:42,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:42,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:43,487 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:41:49,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:49,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 205 states and 352 transitions. [2022-12-14 19:41:49,514 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 352 transitions. [2022-12-14 19:41:49,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:41:49,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:49,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:49,549 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 19:41:49,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:49,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 204 states and 351 transitions. [2022-12-14 19:41:49,623 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 351 transitions. [2022-12-14 19:41:49,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:41:49,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:49,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:49,638 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 19:41:50,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:50,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 204 states and 350 transitions. [2022-12-14 19:41:50,096 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 350 transitions. [2022-12-14 19:41:50,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:41:50,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:50,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:50,124 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 19:41:50,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:50,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 205 states and 351 transitions. [2022-12-14 19:41:50,432 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 351 transitions. [2022-12-14 19:41:50,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:41:50,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:50,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:50,448 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:41:50,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:50,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 207 states and 352 transitions. [2022-12-14 19:41:50,484 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 352 transitions. [2022-12-14 19:41:50,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:41:50,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:50,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:50,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:50,540 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:41:50,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:50,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 209 states and 353 transitions. [2022-12-14 19:41:50,599 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 353 transitions. [2022-12-14 19:41:50,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:41:50,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:50,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:50,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:50,615 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 19:41:51,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:51,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 211 states and 354 transitions. [2022-12-14 19:41:51,072 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 354 transitions. [2022-12-14 19:41:51,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:41:51,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:51,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:51,104 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 19:41:51,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:51,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 213 states and 355 transitions. [2022-12-14 19:41:51,381 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 355 transitions. [2022-12-14 19:41:51,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:41:51,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:51,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:51,840 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:41:54,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:54,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 218 states and 359 transitions. [2022-12-14 19:41:54,097 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 359 transitions. [2022-12-14 19:41:54,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:41:54,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:54,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:54,126 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 19:41:54,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:54,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 220 states and 361 transitions. [2022-12-14 19:41:54,591 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 361 transitions. [2022-12-14 19:41:54,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:41:54,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:54,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:54,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:54,607 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 19:41:54,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:54,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 220 states and 360 transitions. [2022-12-14 19:41:54,879 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 360 transitions. [2022-12-14 19:41:54,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:41:54,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:54,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:54,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:54,896 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 19:41:55,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:55,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 222 states and 362 transitions. [2022-12-14 19:41:55,426 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 362 transitions. [2022-12-14 19:41:55,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:41:55,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:55,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:55,442 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 19:41:56,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:56,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 226 states and 367 transitions. [2022-12-14 19:41:56,216 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 367 transitions. [2022-12-14 19:41:56,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:41:56,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:56,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:56,264 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 19:41:57,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:41:57,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 230 states and 371 transitions. [2022-12-14 19:41:57,167 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 371 transitions. [2022-12-14 19:41:57,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:41:57,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:41:57,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:41:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:41:58,479 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:42:00,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:42:00,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 234 states and 375 transitions. [2022-12-14 19:42:00,656 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 375 transitions. [2022-12-14 19:42:00,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:42:00,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:42:00,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:42:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:42:00,673 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 19:42:00,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:42:00,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 237 states and 378 transitions. [2022-12-14 19:42:00,708 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 378 transitions. [2022-12-14 19:42:00,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:42:00,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:42:00,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:42:00,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:42:00,777 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 19:42:00,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:42:00,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 240 states and 381 transitions. [2022-12-14 19:42:00,844 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 381 transitions. [2022-12-14 19:42:00,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 19:42:00,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:42:00,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:42:00,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:42:00,894 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:42:05,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:42:05,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 244 states and 385 transitions. [2022-12-14 19:42:05,031 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 385 transitions. [2022-12-14 19:42:05,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:42:05,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:42:05,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:42:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:42:05,100 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 19:42:11,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:42:11,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 247 states and 388 transitions. [2022-12-14 19:42:11,901 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 388 transitions. [2022-12-14 19:42:11,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 19:42:11,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:42:11,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:42:11,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:42:11,962 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 19:42:12,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:42:12,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 249 states and 391 transitions. [2022-12-14 19:42:12,663 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 391 transitions. [2022-12-14 19:42:12,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 19:42:12,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:42:12,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:42:12,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:42:12,680 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 19:42:12,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:42:12,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 201 states and 315 transitions. [2022-12-14 19:42:12,948 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 315 transitions. [2022-12-14 19:42:12,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 19:42:12,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:42:12,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:42:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:42:14,117 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 19:42:16,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:42:16,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2022-12-14 19:42:16,606 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2022-12-14 19:42:16,606 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 19:42:16,607 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 86 iterations. [2022-12-14 19:42:16,613 INFO L754 CodeCheckObserver]: All specifications hold 35 specifications checked. All of them hold [2022-12-14 19:42:18,410 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-14 19:42:18,418 INFO L560 CodeCheckObserver]: Invariant with dag size 58 [2022-12-14 19:42:18,420 INFO L560 CodeCheckObserver]: Invariant with dag size 35 [2022-12-14 19:42:18,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 07:42:18 ImpRootNode [2022-12-14 19:42:18,422 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 19:42:18,422 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 19:42:18,422 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 19:42:18,422 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 19:42:18,422 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:41:13" (3/4) ... [2022-12-14 19:42:18,424 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 19:42:18,431 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-12-14 19:42:18,431 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-14 19:42:18,431 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 19:42:18,431 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 19:42:18,447 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((!(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int))) && \valid[x_ref] == 1) && \valid[c] == 1) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && z_ref + 4 <= unknown-#length-unknown[z_ref]) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && \valid[z_ref] == 1) && x_ref == 0) && y_ref + 4 <= unknown-#length-unknown[y_ref]) && z_ref == 0) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && c == 0) && 4 <= unknown-#length-unknown[x_ref]) && \valid[y_ref] == 1) && 0 <= y_ref) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && 4 <= unknown-#length-unknown[c] [2022-12-14 19:42:18,448 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int))) && \valid[c] == 1) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && c == 0) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && 4 <= unknown-#length-unknown[c] [2022-12-14 19:42:18,448 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2022-12-14 19:42:18,459 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 19:42:18,459 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 19:42:18,459 INFO L158 Benchmark]: Toolchain (without parser) took 65877.15ms. Allocated memory was 146.8MB in the beginning and 474.0MB in the end (delta: 327.2MB). Free memory was 111.5MB in the beginning and 369.2MB in the end (delta: -257.7MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. [2022-12-14 19:42:18,460 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 146.8MB. Free memory is still 114.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:42:18,460 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.06ms. Allocated memory is still 146.8MB. Free memory was 111.5MB in the beginning and 95.6MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 19:42:18,460 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.02ms. Allocated memory is still 146.8MB. Free memory was 95.6MB in the beginning and 93.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:42:18,460 INFO L158 Benchmark]: Boogie Preprocessor took 16.68ms. Allocated memory is still 146.8MB. Free memory was 93.5MB in the beginning and 92.6MB in the end (delta: 934.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:42:18,460 INFO L158 Benchmark]: RCFGBuilder took 362.46ms. Allocated memory is still 146.8MB. Free memory was 92.6MB in the beginning and 73.2MB in the end (delta: 19.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 19:42:18,461 INFO L158 Benchmark]: CodeCheck took 65188.07ms. Allocated memory was 146.8MB in the beginning and 474.0MB in the end (delta: 327.2MB). Free memory was 73.2MB in the beginning and 372.3MB in the end (delta: -299.1MB). Peak memory consumption was 279.2MB. Max. memory is 16.1GB. [2022-12-14 19:42:18,461 INFO L158 Benchmark]: Witness Printer took 37.07ms. Allocated memory is still 474.0MB. Free memory was 372.3MB in the beginning and 369.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:42:18,462 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 1 procedures, 59 locations, 35 error locations. Started 1 CEGAR loops. OverallTime: 63.4s, OverallIterations: 86, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32080 SdHoareTripleChecker+Valid, 77.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 31031 mSDsluCounter, 16943 SdHoareTripleChecker+Invalid, 68.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15797 mSDsCounter, 6042 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 65017 IncrementalHoareTripleChecker+Invalid, 71059 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6042 mSolverCounterUnsat, 1146 mSDtfsCounter, 65017 mSolverCounterSat, 1.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13584 GetRequests, 12447 SyntacticMatches, 519 SemanticMatches, 618 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219174 ImplicationChecksByTransitivity, 55.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 7.0s InterpolantComputationTime, 1506 NumberOfCodeBlocks, 1506 NumberOfCodeBlocksAsserted, 85 NumberOfCheckSat, 1421 ConstructedInterpolants, 0 QuantifiedInterpolants, 13409 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 85 InterpolantComputations, 84 PerfectInterpolantSequences, 350/351 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: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 569]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 35 specifications checked. All of them hold - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: (((((((((((((((((!(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int))) && \valid[x_ref] == 1) && \valid[c] == 1) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && z_ref + 4 <= unknown-#length-unknown[z_ref]) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && \valid[z_ref] == 1) && x_ref == 0) && y_ref + 4 <= unknown-#length-unknown[y_ref]) && z_ref == 0) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && c == 0) && 4 <= unknown-#length-unknown[x_ref]) && \valid[y_ref] == 1) && 0 <= y_ref) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && 4 <= unknown-#length-unknown[c] - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: ((((((((!(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int))) && \valid[c] == 1) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && c == 0) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && !(__builtin_alloca (sizeof(int)) == __builtin_alloca (sizeof(int)))) && \valid[__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0][__builtin_alloca (sizeof(int)) := 0] == \old(unknown-main_\old_#valid#1-unknown)) && 4 <= unknown-#length-unknown[c] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 146.8MB. Free memory is still 114.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.06ms. Allocated memory is still 146.8MB. Free memory was 111.5MB in the beginning and 95.6MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.02ms. Allocated memory is still 146.8MB. Free memory was 95.6MB in the beginning and 93.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.68ms. Allocated memory is still 146.8MB. Free memory was 93.5MB in the beginning and 92.6MB in the end (delta: 934.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 362.46ms. Allocated memory is still 146.8MB. Free memory was 92.6MB in the beginning and 73.2MB in the end (delta: 19.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 65188.07ms. Allocated memory was 146.8MB in the beginning and 474.0MB in the end (delta: 327.2MB). Free memory was 73.2MB in the beginning and 372.3MB in the end (delta: -299.1MB). Peak memory consumption was 279.2MB. Max. memory is 16.1GB. * Witness Printer took 37.07ms. Allocated memory is still 474.0MB. Free memory was 372.3MB in the beginning and 369.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 19:42:18,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad415492-910e-4b58-bf55-c772e06383d8/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