./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-ext-properties/test-0504_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/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_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext-properties/test-0504_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ad4b9fd301578a7ddb25530c70896459a49284f596306d3b6d0c853e43916174 --- 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 23:52:02,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:52:02,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:52:02,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:52:02,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:52:02,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:52:02,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:52:02,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:52:02,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:52:02,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:52:02,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:52:02,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:52:02,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:52:02,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:52:02,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:52:02,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:52:02,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:52:02,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:52:02,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:52:02,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:52:02,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:52:02,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:52:02,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:52:02,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:52:02,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:52:02,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:52:02,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:52:02,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:52:02,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:52:02,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:52:02,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:52:02,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:52:02,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:52:02,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:52:02,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:52:02,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:52:02,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:52:02,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:52:02,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:52:02,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:52:02,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:52:02,564 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 23:52:02,586 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:52:02,587 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:52:02,587 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:52:02,588 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:52:02,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:52:02,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:52:02,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:52:02,589 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:52:02,589 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:52:02,589 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:52:02,589 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:52:02,589 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:52:02,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:52:02,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:52:02,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:52:02,590 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:52:02,590 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:52:02,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:52:02,591 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:52:02,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:52:02,591 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:52:02,591 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:52:02,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:52:02,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:52:02,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:52:02,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:52:02,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:52:02,593 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:52:02,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:52:02,593 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:52:02,593 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_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad4b9fd301578a7ddb25530c70896459a49284f596306d3b6d0c853e43916174 [2022-12-14 23:52:02,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:52:02,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:52:02,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:52:02,802 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:52:02,802 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:52:02,803 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-ext-properties/test-0504_1.i [2022-12-14 23:52:05,359 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:52:05,552 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:52:05,553 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/sv-benchmarks/c/list-ext-properties/test-0504_1.i [2022-12-14 23:52:05,560 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/bin/ukojak-rkRKPMF4O4/data/a252c9b15/aed9964db360495da8c38cc99d9bd410/FLAGa09bb7831 [2022-12-14 23:52:05,570 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/bin/ukojak-rkRKPMF4O4/data/a252c9b15/aed9964db360495da8c38cc99d9bd410 [2022-12-14 23:52:05,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:52:05,572 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:52:05,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:52:05,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:52:05,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:52:05,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:52:05" (1/1) ... [2022-12-14 23:52:05,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24b18893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:52:05, skipping insertion in model container [2022-12-14 23:52:05,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:52:05" (1/1) ... [2022-12-14 23:52:05,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:52:05,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:52:05,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:52:05,811 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:52:05,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:52:05,856 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:52:05,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:52:05 WrapperNode [2022-12-14 23:52:05,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:52:05,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:52:05,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:52:05,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:52:05,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:52:05" (1/1) ... [2022-12-14 23:52:05,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:52:05" (1/1) ... [2022-12-14 23:52:05,886 INFO L138 Inliner]: procedures = 123, calls = 28, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 116 [2022-12-14 23:52:05,886 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:52:05,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:52:05,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:52:05,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:52:05,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:52:05" (1/1) ... [2022-12-14 23:52:05,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:52:05" (1/1) ... [2022-12-14 23:52:05,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:52:05" (1/1) ... [2022-12-14 23:52:05,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:52:05" (1/1) ... [2022-12-14 23:52:05,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:52:05" (1/1) ... [2022-12-14 23:52:05,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:52:05" (1/1) ... [2022-12-14 23:52:05,905 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:52:05" (1/1) ... [2022-12-14 23:52:05,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:52:05" (1/1) ... [2022-12-14 23:52:05,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:52:05,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:52:05,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:52:05,908 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:52:05,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:52:05" (1/1) ... [2022-12-14 23:52:05,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:52:05,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:52:05,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:52:05,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:52:05,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:52:05,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:52:05,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:52:05,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:52:05,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 23:52:05,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 23:52:05,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:52:05,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:52:05,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:52:05,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:52:06,059 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:52:06,061 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:52:06,253 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:52:06,313 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:52:06,313 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 23:52:06,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:52:06 BoogieIcfgContainer [2022-12-14 23:52:06,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:52:06,317 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:52:06,317 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:52:06,327 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:52:06,327 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:52:06" (1/1) ... [2022-12-14 23:52:06,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:52:06,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:06,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-12-14 23:52:06,390 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-12-14 23:52:06,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:52:06,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:06,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:06,506 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 23:52:06,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:06,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2022-12-14 23:52:06,531 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-12-14 23:52:06,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:52:06,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:06,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:06,619 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 23:52:06,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:06,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2022-12-14 23:52:06,656 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2022-12-14 23:52:06,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:52:06,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:06,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:06,696 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 23:52:06,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:06,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 33 states and 40 transitions. [2022-12-14 23:52:06,708 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2022-12-14 23:52:06,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:52:06,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:06,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:06,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:06,750 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 23:52:06,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:06,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2022-12-14 23:52:06,769 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2022-12-14 23:52:06,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 23:52:06,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:06,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:06,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:06,852 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 23:52:06,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:06,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 43 transitions. [2022-12-14 23:52:06,880 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-12-14 23:52:06,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:52:06,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:06,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:06,940 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 23:52:06,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:06,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2022-12-14 23:52:06,981 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-12-14 23:52:06,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:52:06,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:06,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:07,052 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 23:52:07,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:07,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 41 states and 52 transitions. [2022-12-14 23:52:07,323 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2022-12-14 23:52:07,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:52:07,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:07,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:07,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:07,381 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 23:52:07,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:07,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 42 states and 53 transitions. [2022-12-14 23:52:07,399 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2022-12-14 23:52:07,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 23:52:07,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:07,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:07,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:52:07,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:07,673 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 23:52:08,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:08,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 62 transitions. [2022-12-14 23:52:08,057 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2022-12-14 23:52:08,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 23:52:08,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:08,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:08,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 23:52:08,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:08,225 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 23:52:08,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:08,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2022-12-14 23:52:08,482 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2022-12-14 23:52:08,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 23:52:08,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:08,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:08,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:08,574 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:08,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:08,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 58 states and 77 transitions. [2022-12-14 23:52:08,707 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2022-12-14 23:52:08,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:52:08,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:08,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:08,773 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 23:52:08,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:08,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 57 states and 76 transitions. [2022-12-14 23:52:08,806 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2022-12-14 23:52:08,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:52:08,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:08,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:08,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:08,886 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 23:52:09,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:09,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 62 states and 84 transitions. [2022-12-14 23:52:09,148 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2022-12-14 23:52:09,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:52:09,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:09,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:09,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:09,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:09,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:09,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2022-12-14 23:52:09,345 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2022-12-14 23:52:09,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:52:09,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:09,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:09,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:09,442 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:09,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:09,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 70 states and 94 transitions. [2022-12-14 23:52:09,782 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 94 transitions. [2022-12-14 23:52:09,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:52:09,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:09,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:09,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 23:52:09,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:09,955 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:10,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:10,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 73 states and 104 transitions. [2022-12-14 23:52:10,116 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 104 transitions. [2022-12-14 23:52:10,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:52:10,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:10,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:10,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:10,233 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:10,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:10,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 80 states and 116 transitions. [2022-12-14 23:52:10,519 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 116 transitions. [2022-12-14 23:52:10,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:52:10,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:10,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:10,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 23:52:10,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:10,723 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:11,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:11,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 84 states and 130 transitions. [2022-12-14 23:52:11,007 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2022-12-14 23:52:11,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 23:52:11,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:11,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:11,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:11,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 23:52:11,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:11,284 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:11,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:11,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 89 states and 138 transitions. [2022-12-14 23:52:11,990 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2022-12-14 23:52:11,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:52:11,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:11,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:12,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:52:12,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:12,428 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:13,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:13,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 95 states and 146 transitions. [2022-12-14 23:52:13,342 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 146 transitions. [2022-12-14 23:52:13,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:52:13,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:13,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:13,445 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:13,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:13,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 99 states and 152 transitions. [2022-12-14 23:52:13,775 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 152 transitions. [2022-12-14 23:52:13,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:52:13,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:13,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:13,833 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:14,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:14,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 99 states and 149 transitions. [2022-12-14 23:52:14,167 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 149 transitions. [2022-12-14 23:52:14,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:52:14,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:14,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:14,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 23:52:14,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:14,481 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:14,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:14,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 103 states and 162 transitions. [2022-12-14 23:52:14,976 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 162 transitions. [2022-12-14 23:52:14,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:52:14,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:14,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:15,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-14 23:52:15,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:15,191 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:15,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:15,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 105 states and 165 transitions. [2022-12-14 23:52:15,817 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 165 transitions. [2022-12-14 23:52:15,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:52:15,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:15,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:15,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:15,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 23:52:15,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:16,044 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:16,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:16,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 109 states and 179 transitions. [2022-12-14 23:52:16,289 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 179 transitions. [2022-12-14 23:52:16,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:52:16,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:16,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:16,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:52:16,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:16,611 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:16,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:16,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 110 states and 179 transitions. [2022-12-14 23:52:16,926 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 179 transitions. [2022-12-14 23:52:16,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:52:16,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:16,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:17,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:17,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 23:52:17,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:17,211 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:17,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:17,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 114 states and 184 transitions. [2022-12-14 23:52:17,618 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 184 transitions. [2022-12-14 23:52:17,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:52:17,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:17,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:17,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 23:52:17,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:17,844 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:18,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:18,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 119 states and 190 transitions. [2022-12-14 23:52:18,494 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 190 transitions. [2022-12-14 23:52:18,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:52:18,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:18,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:18,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:18,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 23:52:18,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:18,676 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:18,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:18,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 120 states and 190 transitions. [2022-12-14 23:52:18,930 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 190 transitions. [2022-12-14 23:52:18,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:52:18,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:18,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:18,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:19,163 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:19,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:19,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 129 states and 212 transitions. [2022-12-14 23:52:19,886 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 212 transitions. [2022-12-14 23:52:19,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 23:52:19,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:19,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:20,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:20,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 23:52:20,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:20,535 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:21,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:21,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 130 states and 212 transitions. [2022-12-14 23:52:21,031 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 212 transitions. [2022-12-14 23:52:21,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 23:52:21,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:21,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:21,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-14 23:52:21,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:21,657 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:23,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:23,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 139 states and 225 transitions. [2022-12-14 23:52:23,343 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 225 transitions. [2022-12-14 23:52:23,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 23:52:23,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:23,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:23,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:23,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-14 23:52:23,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:23,522 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:23,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:23,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 140 states and 225 transitions. [2022-12-14 23:52:23,860 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 225 transitions. [2022-12-14 23:52:23,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 23:52:23,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:23,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:24,034 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:24,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:24,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 144 states and 230 transitions. [2022-12-14 23:52:24,380 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 230 transitions. [2022-12-14 23:52:24,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 23:52:24,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:24,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:24,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:24,442 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:52:25,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:25,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 144 states and 225 transitions. [2022-12-14 23:52:25,096 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 225 transitions. [2022-12-14 23:52:25,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 23:52:25,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:25,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:25,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 23:52:25,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:25,414 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:25,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:25,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2022-12-14 23:52:25,904 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2022-12-14 23:52:25,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:52:25,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:25,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:26,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:26,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:52:26,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:26,335 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 30 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:26,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:26,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 146 states and 235 transitions. [2022-12-14 23:52:26,776 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 235 transitions. [2022-12-14 23:52:26,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:52:26,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:26,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:26,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 23:52:26,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:27,009 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 23:52:27,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:27,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 148 states and 238 transitions. [2022-12-14 23:52:27,608 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 238 transitions. [2022-12-14 23:52:27,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:52:27,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:27,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:27,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:27,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 23:52:27,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:27,822 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:27,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:27,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 149 states and 238 transitions. [2022-12-14 23:52:27,927 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 238 transitions. [2022-12-14 23:52:27,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 23:52:27,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:27,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:28,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:28,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 23:52:28,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:28,116 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 23:52:28,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:28,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 151 states and 239 transitions. [2022-12-14 23:52:28,680 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 239 transitions. [2022-12-14 23:52:28,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 23:52:28,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:28,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:28,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 18 conjunts are in the unsatisfiable core [2022-12-14 23:52:28,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:29,164 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:30,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:30,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 156 states and 245 transitions. [2022-12-14 23:52:30,369 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 245 transitions. [2022-12-14 23:52:30,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 23:52:30,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:30,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:30,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-14 23:52:30,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:30,882 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 10 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 23:52:31,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:31,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 157 states and 245 transitions. [2022-12-14 23:52:31,371 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 245 transitions. [2022-12-14 23:52:31,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 23:52:31,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:31,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:31,709 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:32,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:32,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 166 states and 269 transitions. [2022-12-14 23:52:32,815 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 269 transitions. [2022-12-14 23:52:32,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 23:52:32,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:32,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:32,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:52:32,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:33,155 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 23:52:34,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:34,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 171 states and 274 transitions. [2022-12-14 23:52:34,256 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 274 transitions. [2022-12-14 23:52:34,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 23:52:34,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:34,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:34,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 23:52:34,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:35,280 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 29 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:37,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:37,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 173 states and 277 transitions. [2022-12-14 23:52:37,067 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 277 transitions. [2022-12-14 23:52:37,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 23:52:37,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:37,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:37,312 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 3 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:37,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:37,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 177 states and 282 transitions. [2022-12-14 23:52:37,886 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 282 transitions. [2022-12-14 23:52:37,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 23:52:37,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:37,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:37,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:37,959 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-14 23:52:38,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:38,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 177 states and 276 transitions. [2022-12-14 23:52:38,701 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 276 transitions. [2022-12-14 23:52:38,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 23:52:38,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:38,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:38,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:38,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-14 23:52:38,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:38,878 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:52:39,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:39,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 183 states and 282 transitions. [2022-12-14 23:52:39,546 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 282 transitions. [2022-12-14 23:52:39,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 23:52:39,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:39,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:39,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:39,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 23:52:39,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:39,704 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 23:52:40,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:40,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 185 states and 283 transitions. [2022-12-14 23:52:40,236 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 283 transitions. [2022-12-14 23:52:40,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 23:52:40,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:40,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:40,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 620 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-14 23:52:40,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:41,772 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:43,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:43,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 186 states and 283 transitions. [2022-12-14 23:52:43,018 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 283 transitions. [2022-12-14 23:52:43,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 23:52:43,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:43,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:43,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 23:52:43,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:43,832 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 10 proven. 33 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 23:52:46,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:46,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 195 states and 293 transitions. [2022-12-14 23:52:46,680 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 293 transitions. [2022-12-14 23:52:46,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 23:52:46,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:46,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:46,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-14 23:52:46,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:47,101 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 10 proven. 33 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 23:52:47,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:47,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 196 states and 293 transitions. [2022-12-14 23:52:47,541 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 293 transitions. [2022-12-14 23:52:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 23:52:47,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:47,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:47,962 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:49,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:49,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 205 states and 317 transitions. [2022-12-14 23:52:49,548 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 317 transitions. [2022-12-14 23:52:49,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 23:52:49,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:49,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:49,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:49,832 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 3 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:50,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:50,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 209 states and 322 transitions. [2022-12-14 23:52:50,532 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 322 transitions. [2022-12-14 23:52:50,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 23:52:50,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:50,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:50,626 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2022-12-14 23:52:51,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:51,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 209 states and 316 transitions. [2022-12-14 23:52:51,424 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 316 transitions. [2022-12-14 23:52:51,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-14 23:52:51,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:51,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:51,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 23:52:51,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:51,641 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:52:52,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:52,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 215 states and 322 transitions. [2022-12-14 23:52:52,499 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 322 transitions. [2022-12-14 23:52:52,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 23:52:52,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:52,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:52,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 688 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 23:52:52,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:52,726 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 23:52:53,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:53,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 217 states and 323 transitions. [2022-12-14 23:52:53,361 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 323 transitions. [2022-12-14 23:52:53,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 23:52:53,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:53,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:53,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:53,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 26 conjunts are in the unsatisfiable core [2022-12-14 23:52:53,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:54,930 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:58,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:58,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 226 states and 333 transitions. [2022-12-14 23:52:58,712 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 333 transitions. [2022-12-14 23:52:58,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 23:52:58,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:58,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:58,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:58,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 24 conjunts are in the unsatisfiable core [2022-12-14 23:52:58,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:52:59,230 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 10 proven. 63 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 23:52:59,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:59,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 227 states and 333 transitions. [2022-12-14 23:52:59,794 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 333 transitions. [2022-12-14 23:52:59,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 23:52:59,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:59,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:59,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:00,250 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:53:01,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:01,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 236 states and 357 transitions. [2022-12-14 23:53:01,872 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 357 transitions. [2022-12-14 23:53:01,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 23:53:01,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:01,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:02,202 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 3 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:53:02,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:02,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 240 states and 362 transitions. [2022-12-14 23:53:02,864 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 362 transitions. [2022-12-14 23:53:02,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 23:53:02,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:02,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:02,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:02,952 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-12-14 23:53:03,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:03,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 240 states and 356 transitions. [2022-12-14 23:53:03,767 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 356 transitions. [2022-12-14 23:53:03,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 23:53:03,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:03,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:03,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 23:53:03,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:53:03,970 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:53:04,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:04,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 246 states and 362 transitions. [2022-12-14 23:53:04,913 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 362 transitions. [2022-12-14 23:53:04,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 23:53:04,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:04,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:05,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 23:53:05,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:53:05,167 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 23:53:05,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:05,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 248 states and 363 transitions. [2022-12-14 23:53:05,925 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 363 transitions. [2022-12-14 23:53:05,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 23:53:05,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:05,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:06,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 833 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-14 23:53:06,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:53:07,785 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:53:11,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:11,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 257 states and 373 transitions. [2022-12-14 23:53:11,841 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 373 transitions. [2022-12-14 23:53:11,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 23:53:11,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:11,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:12,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 833 conjuncts, 30 conjunts are in the unsatisfiable core [2022-12-14 23:53:12,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:53:12,240 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:53:12,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:12,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 258 states and 373 transitions. [2022-12-14 23:53:12,766 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 373 transitions. [2022-12-14 23:53:12,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 23:53:12,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:12,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:13,353 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:53:15,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:15,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 267 states and 397 transitions. [2022-12-14 23:53:15,399 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 397 transitions. [2022-12-14 23:53:15,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 23:53:15,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:15,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:15,817 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 3 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:53:16,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:16,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 271 states and 402 transitions. [2022-12-14 23:53:16,805 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 402 transitions. [2022-12-14 23:53:16,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 23:53:16,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:16,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:16,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:16,926 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2022-12-14 23:53:18,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:18,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 271 states and 396 transitions. [2022-12-14 23:53:18,146 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 396 transitions. [2022-12-14 23:53:18,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 23:53:18,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:18,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:18,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:18,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-14 23:53:18,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:53:18,435 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:53:19,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:19,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 277 states and 402 transitions. [2022-12-14 23:53:19,623 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 402 transitions. [2022-12-14 23:53:19,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 23:53:19,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:19,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:19,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:19,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 900 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-14 23:53:19,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:53:19,906 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 134 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 23:53:20,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:20,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 279 states and 403 transitions. [2022-12-14 23:53:20,775 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 403 transitions. [2022-12-14 23:53:20,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 23:53:20,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:20,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:20,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 939 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-14 23:53:20,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:53:21,724 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 145 proven. 5 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 23:53:22,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:22,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 160 states and 186 transitions. [2022-12-14 23:53:22,307 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 186 transitions. [2022-12-14 23:53:22,307 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 23:53:22,308 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 73 iterations. [2022-12-14 23:53:22,315 INFO L754 CodeCheckObserver]: All specifications hold 10 specifications checked. All of them hold [2022-12-14 23:53:23,689 INFO L560 CodeCheckObserver]: Invariant with dag size 42 [2022-12-14 23:53:23,700 INFO L560 CodeCheckObserver]: Invariant with dag size 27 [2022-12-14 23:53:23,702 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-14 23:53:23,702 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-14 23:53:23,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 11:53:23 ImpRootNode [2022-12-14 23:53:23,703 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 23:53:23,703 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 23:53:23,703 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 23:53:23,703 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 23:53:23,704 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:52:06" (3/4) ... [2022-12-14 23:53:23,706 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 23:53:23,715 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-12-14 23:53:23,716 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-14 23:53:23,716 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 23:53:23,716 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 23:53:23,760 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 23:53:23,760 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 23:53:23,760 INFO L158 Benchmark]: Toolchain (without parser) took 78187.85ms. Allocated memory was 115.3MB in the beginning and 383.8MB in the end (delta: 268.4MB). Free memory was 83.7MB in the beginning and 255.2MB in the end (delta: -171.5MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. [2022-12-14 23:53:23,761 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 115.3MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:53:23,761 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.33ms. Allocated memory is still 115.3MB. Free memory was 83.4MB in the beginning and 66.5MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 23:53:23,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.37ms. Allocated memory is still 115.3MB. Free memory was 66.5MB in the beginning and 64.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:53:23,762 INFO L158 Benchmark]: Boogie Preprocessor took 20.65ms. Allocated memory is still 115.3MB. Free memory was 64.5MB in the beginning and 62.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:53:23,762 INFO L158 Benchmark]: RCFGBuilder took 408.39ms. Allocated memory was 115.3MB in the beginning and 151.0MB in the end (delta: 35.7MB). Free memory was 62.8MB in the beginning and 119.6MB in the end (delta: -56.8MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2022-12-14 23:53:23,762 INFO L158 Benchmark]: CodeCheck took 77385.71ms. Allocated memory was 151.0MB in the beginning and 383.8MB in the end (delta: 232.8MB). Free memory was 119.6MB in the beginning and 259.4MB in the end (delta: -139.8MB). Peak memory consumption was 276.2MB. Max. memory is 16.1GB. [2022-12-14 23:53:23,763 INFO L158 Benchmark]: Witness Printer took 56.78ms. Allocated memory is still 383.8MB. Free memory was 259.4MB in the beginning and 255.2MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:53:23,765 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, 29 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 76.0s, OverallIterations: 73, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25312 SdHoareTripleChecker+Valid, 85.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23742 mSDsluCounter, 9370 SdHoareTripleChecker+Invalid, 74.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8554 mSDsCounter, 8591 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 55825 IncrementalHoareTripleChecker+Invalid, 64416 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8591 mSolverCounterUnsat, 816 mSDtfsCounter, 55825 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20425 GetRequests, 18777 SyntacticMatches, 920 SemanticMatches, 728 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355812 ImplicationChecksByTransitivity, 61.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.7s SsaConstructionTime, 3.0s SatisfiabilityAnalysisTime, 17.5s InterpolantComputationTime, 2346 NumberOfCodeBlocks, 2346 NumberOfCodeBlocksAsserted, 72 NumberOfCheckSat, 2274 ConstructedInterpolants, 0 QuantifiedInterpolants, 9759 SizeOfPredicates, 172 NumberOfNonLiveVariables, 21252 ConjunctsInSsa, 535 ConjunctsInUnsatCore, 72 InterpolantComputations, 30 PerfectInterpolantSequences, 1139/3317 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: 540]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 540]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 548]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 548]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 551]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 551]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 558]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 558]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 573]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 573]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 550]: Loop Invariant Derived loop invariant: ((((((((((((((((3 <= c1 && c2 <= 2) && c1 <= 3) && 1 <= c2) || ((c1 <= 2 && !(c1 <= 1)) && c2 == 0)) || (((!(c1 <= 2) && c2 <= 3) && c1 <= 3) && !(c2 <= 2))) || (((!(c1 <= 4) && c1 <= 5) && c2 <= 2) && 1 <= c2)) || (((c1 <= 4 && c2 <= 3) && !(c1 <= 3)) && !(c2 <= 2))) || ((c1 == 2 && c2 <= 2) && 1 <= c2)) || ((c1 == 2 && c2 <= 3) && !(c2 <= 2))) || ((!(c1 <= 4) && c1 <= 5) && c2 == 0)) || ((c1 == 1 && c2 <= 2) && 1 <= c2)) || (((c1 <= 4 && c2 <= 2) && !(c1 <= 3)) && 1 <= c2)) || ((c1 == 1 && c2 <= 3) && !(c2 <= 2))) || ((!(c1 <= 2) && c1 <= 3) && c2 == 0)) || ((c1 <= 4 && !(c1 <= 3)) && c2 == 0)) || (((!(c1 <= 4) && c1 <= 5) && c2 <= 3) && !(c2 <= 2))) || ((c1 <= 1 && 1 <= c1) && c2 == 0) - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: ((((((c1 <= 2 && !(c1 <= 1)) && c2 == 0) || (c1 == 0 && c2 == 0)) || ((!(c1 <= 4) && c1 <= 5) && c2 == 0)) || ((!(c1 <= 2) && c1 <= 3) && c2 == 0)) || ((c1 <= 4 && !(c1 <= 3)) && c2 == 0)) || ((c1 <= 1 && 1 <= c1) && c2 == 0) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: c1 <= 4 - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: c1 <= 5 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 115.3MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.33ms. Allocated memory is still 115.3MB. Free memory was 83.4MB in the beginning and 66.5MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.37ms. Allocated memory is still 115.3MB. Free memory was 66.5MB in the beginning and 64.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.65ms. Allocated memory is still 115.3MB. Free memory was 64.5MB in the beginning and 62.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 408.39ms. Allocated memory was 115.3MB in the beginning and 151.0MB in the end (delta: 35.7MB). Free memory was 62.8MB in the beginning and 119.6MB in the end (delta: -56.8MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * CodeCheck took 77385.71ms. Allocated memory was 151.0MB in the beginning and 383.8MB in the end (delta: 232.8MB). Free memory was 119.6MB in the beginning and 259.4MB in the end (delta: -139.8MB). Peak memory consumption was 276.2MB. Max. memory is 16.1GB. * Witness Printer took 56.78ms. Allocated memory is still 383.8MB. Free memory was 259.4MB in the beginning and 255.2MB in the end (delta: 4.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 23:53:23,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5d8cb21-78cf-493b-8b24-9cc2aaec69bd/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