./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/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_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/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 64bit --witnessprinter.graph.data.programhash 90eaf2e76e590922119d90e478fc764e383193134f46d6fe59bc98f3ce7c6611 --- 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 23:42:23,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:42:23,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:42:23,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:42:23,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:42:23,567 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:42:23,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:42:23,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:42:23,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:42:23,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:42:23,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:42:23,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:42:23,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:42:23,575 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:42:23,576 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:42:23,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:42:23,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:42:23,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:42:23,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:42:23,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:42:23,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:42:23,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:42:23,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:42:23,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:42:23,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:42:23,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:42:23,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:42:23,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:42:23,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:42:23,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:42:23,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:42:23,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:42:23,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:42:23,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:42:23,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:42:23,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:42:23,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:42:23,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:42:23,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:42:23,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:42:23,597 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:42:23,598 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 23:42:23,618 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:42:23,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:42:23,619 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:42:23,619 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:42:23,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:42:23,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:42:23,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:42:23,625 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:42:23,625 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:42:23,625 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:42:23,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:42:23,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:42:23,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:42:23,626 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:42:23,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:42:23,626 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:42:23,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:42:23,626 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:42:23,627 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:42:23,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:42:23,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:42:23,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:42:23,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:42:23,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:42:23,628 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:42:23,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:42:23,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:42:23,628 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_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90eaf2e76e590922119d90e478fc764e383193134f46d6fe59bc98f3ce7c6611 [2022-12-14 23:42:23,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:42:23,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:42:23,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:42:23,853 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:42:23,853 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:42:23,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2022-12-14 23:42:26,484 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:42:26,667 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:42:26,668 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2022-12-14 23:42:26,678 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/bin/ukojak-rkRKPMF4O4/data/6040799c3/c67a3b222de84a389d0f54e6910fd148/FLAGccc8361e5 [2022-12-14 23:42:26,689 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/bin/ukojak-rkRKPMF4O4/data/6040799c3/c67a3b222de84a389d0f54e6910fd148 [2022-12-14 23:42:26,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:42:26,692 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:42:26,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:42:26,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:42:26,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:42:26,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:42:26" (1/1) ... [2022-12-14 23:42:26,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@514e49db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:26, skipping insertion in model container [2022-12-14 23:42:26,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:42:26" (1/1) ... [2022-12-14 23:42:26,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:42:26,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:42:27,095 WARN L623 FunctionHandler]: Unknown extern function dirname [2022-12-14 23:42:27,096 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 23:42:27,096 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 23:42:27,120 WARN L623 FunctionHandler]: Unknown extern function getopt [2022-12-14 23:42:27,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:42:27,141 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:42:27,171 WARN L623 FunctionHandler]: Unknown extern function dirname [2022-12-14 23:42:27,172 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 23:42:27,172 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 23:42:27,186 WARN L623 FunctionHandler]: Unknown extern function getopt [2022-12-14 23:42:27,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:42:27,235 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:42:27,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:27 WrapperNode [2022-12-14 23:42:27,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:42:27,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:42:27,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:42:27,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:42:27,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:27" (1/1) ... [2022-12-14 23:42:27,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:27" (1/1) ... [2022-12-14 23:42:27,276 INFO L138 Inliner]: procedures = 345, calls = 111, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 271 [2022-12-14 23:42:27,276 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:42:27,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:42:27,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:42:27,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:42:27,285 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:27" (1/1) ... [2022-12-14 23:42:27,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:27" (1/1) ... [2022-12-14 23:42:27,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:27" (1/1) ... [2022-12-14 23:42:27,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:27" (1/1) ... [2022-12-14 23:42:27,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:27" (1/1) ... [2022-12-14 23:42:27,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:27" (1/1) ... [2022-12-14 23:42:27,307 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:27" (1/1) ... [2022-12-14 23:42:27,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:27" (1/1) ... [2022-12-14 23:42:27,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:42:27,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:42:27,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:42:27,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:42:27,314 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:42:27" (1/1) ... [2022-12-14 23:42:27,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:42:27,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:42:27,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:42:27,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:42:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 23:42:27,384 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 23:42:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 23:42:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:42:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:42:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:42:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2022-12-14 23:42:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:42:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2022-12-14 23:42:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:42:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 23:42:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:42:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:42:27,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:42:27,520 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:42:27,522 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:42:27,795 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:42:27,859 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:42:27,859 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-12-14 23:42:27,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:42:27 BoogieIcfgContainer [2022-12-14 23:42:27,862 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:42:27,863 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:42:27,863 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:42:27,872 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:42:27,872 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:42:27" (1/1) ... [2022-12-14 23:42:27,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:42:27,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:27,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 69 states and 81 transitions. [2022-12-14 23:42:27,926 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 81 transitions. [2022-12-14 23:42:27,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 23:42:27,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:27,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:28,106 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 23:42:28,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:28,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 71 states and 84 transitions. [2022-12-14 23:42:28,151 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2022-12-14 23:42:28,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:42:28,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:28,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:28,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:28,227 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 23:42:28,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:28,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 72 states and 85 transitions. [2022-12-14 23:42:28,242 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 85 transitions. [2022-12-14 23:42:28,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 23:42:28,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:28,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:28,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:42:28,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:28,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 74 states and 88 transitions. [2022-12-14 23:42:28,339 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 88 transitions. [2022-12-14 23:42:28,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:42:28,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:28,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:28,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:28,390 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:42:28,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:28,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 73 states and 87 transitions. [2022-12-14 23:42:28,446 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 87 transitions. [2022-12-14 23:42:28,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:42:28,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:28,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:28,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:28,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:42:28,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:28,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 74 states and 88 transitions. [2022-12-14 23:42:28,532 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 88 transitions. [2022-12-14 23:42:28,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:42:28,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:28,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:28,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:28,578 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:42:28,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:28,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 73 states and 87 transitions. [2022-12-14 23:42:28,651 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 87 transitions. [2022-12-14 23:42:28,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 23:42:28,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:28,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:28,695 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 23:42:28,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:28,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 86 transitions. [2022-12-14 23:42:28,718 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 86 transitions. [2022-12-14 23:42:28,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 23:42:28,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:28,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:28,771 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:42:28,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:28,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 75 states and 89 transitions. [2022-12-14 23:42:28,908 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 89 transitions. [2022-12-14 23:42:28,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:42:28,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:28,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:28,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:28,989 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:42:29,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:29,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 78 states and 92 transitions. [2022-12-14 23:42:29,085 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 92 transitions. [2022-12-14 23:42:29,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:42:29,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:29,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:29,158 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:42:29,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:29,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 81 states and 95 transitions. [2022-12-14 23:42:29,265 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 95 transitions. [2022-12-14 23:42:29,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:42:29,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:29,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:29,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:29,352 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:42:29,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:29,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 84 states and 98 transitions. [2022-12-14 23:42:29,474 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 98 transitions. [2022-12-14 23:42:29,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:42:29,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:29,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:29,569 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:42:29,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:29,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 87 states and 101 transitions. [2022-12-14 23:42:29,695 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 101 transitions. [2022-12-14 23:42:29,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 23:42:29,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:29,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:29,796 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:42:29,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:29,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 90 states and 104 transitions. [2022-12-14 23:42:29,935 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2022-12-14 23:42:29,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:42:29,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:29,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:30,070 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:42:30,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:30,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 93 states and 107 transitions. [2022-12-14 23:42:30,217 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 107 transitions. [2022-12-14 23:42:30,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 23:42:30,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:30,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:30,326 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:42:30,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:30,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 96 states and 109 transitions. [2022-12-14 23:42:30,407 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 109 transitions. [2022-12-14 23:42:30,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 23:42:30,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:30,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:30,529 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-12-14 23:42:30,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:30,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 95 states and 108 transitions. [2022-12-14 23:42:30,627 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2022-12-14 23:42:30,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 23:42:30,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:30,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:30,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:30,712 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-12-14 23:42:30,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:30,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 94 states and 107 transitions. [2022-12-14 23:42:30,784 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions. [2022-12-14 23:42:30,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 23:42:30,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:30,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:30,854 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-12-14 23:42:30,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:30,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 93 states and 106 transitions. [2022-12-14 23:42:30,931 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 106 transitions. [2022-12-14 23:42:30,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 23:42:30,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:30,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:30,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:31,050 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-12-14 23:42:31,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:31,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 95 states and 109 transitions. [2022-12-14 23:42:31,094 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2022-12-14 23:42:31,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 23:42:31,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:31,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:31,236 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-12-14 23:42:31,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:31,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 96 states and 110 transitions. [2022-12-14 23:42:31,251 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2022-12-14 23:42:31,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 23:42:31,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:31,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:31,367 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-12-14 23:42:31,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:31,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 69 states and 76 transitions. [2022-12-14 23:42:31,404 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 76 transitions. [2022-12-14 23:42:31,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 23:42:31,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:31,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:31,492 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-12-14 23:42:31,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:31,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2022-12-14 23:42:31,542 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2022-12-14 23:42:31,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 23:42:31,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:31,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:31,669 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-12-14 23:42:31,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:31,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 73 states and 82 transitions. [2022-12-14 23:42:31,760 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2022-12-14 23:42:31,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 23:42:31,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:31,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:31,857 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-12-14 23:42:32,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:32,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2022-12-14 23:42:32,135 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2022-12-14 23:42:32,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 23:42:32,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:32,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:32,197 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-12-14 23:42:32,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:32,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 80 states and 94 transitions. [2022-12-14 23:42:32,213 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 94 transitions. [2022-12-14 23:42:32,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 23:42:32,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:32,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:32,316 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-12-14 23:42:32,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:32,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2022-12-14 23:42:32,498 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2022-12-14 23:42:32,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 23:42:32,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:32,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:32,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:32,602 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-12-14 23:42:32,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:32,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 80 states and 94 transitions. [2022-12-14 23:42:32,616 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 94 transitions. [2022-12-14 23:42:32,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 23:42:32,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:32,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:32,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:32,719 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-12-14 23:42:32,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:32,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 82 states and 97 transitions. [2022-12-14 23:42:32,835 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 97 transitions. [2022-12-14 23:42:32,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 23:42:32,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:32,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:32,935 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-12-14 23:42:33,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:33,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 84 states and 100 transitions. [2022-12-14 23:42:33,223 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 100 transitions. [2022-12-14 23:42:33,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 23:42:33,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:33,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:33,375 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2022-12-14 23:42:33,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:33,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 86 states and 104 transitions. [2022-12-14 23:42:33,674 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 104 transitions. [2022-12-14 23:42:33,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 23:42:33,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:33,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:33,784 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-12-14 23:42:33,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:33,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 85 states and 103 transitions. [2022-12-14 23:42:33,978 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 103 transitions. [2022-12-14 23:42:33,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 23:42:33,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:33,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:34,083 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2022-12-14 23:42:34,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:34,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 86 states and 104 transitions. [2022-12-14 23:42:34,210 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 104 transitions. [2022-12-14 23:42:34,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 23:42:34,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:34,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:34,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:34,361 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2022-12-14 23:42:34,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:34,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 85 states and 103 transitions. [2022-12-14 23:42:34,630 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 103 transitions. [2022-12-14 23:42:34,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 23:42:34,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:34,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:34,705 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2022-12-14 23:42:34,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:34,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 87 states and 104 transitions. [2022-12-14 23:42:34,896 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 104 transitions. [2022-12-14 23:42:34,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 23:42:34,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:34,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:35,002 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-12-14 23:42:35,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:35,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 89 states and 108 transitions. [2022-12-14 23:42:35,060 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 108 transitions. [2022-12-14 23:42:35,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 23:42:35,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:35,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:35,192 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2022-12-14 23:42:35,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:35,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 90 states and 109 transitions. [2022-12-14 23:42:35,408 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 109 transitions. [2022-12-14 23:42:35,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 23:42:35,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:35,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:35,481 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-12-14 23:42:35,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:35,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 91 states and 110 transitions. [2022-12-14 23:42:35,498 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 110 transitions. [2022-12-14 23:42:35,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 23:42:35,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:35,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:35,621 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-12-14 23:42:35,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:35,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 93 states and 114 transitions. [2022-12-14 23:42:35,763 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 114 transitions. [2022-12-14 23:42:35,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 23:42:35,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:35,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:35,879 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2022-12-14 23:42:36,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:36,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 94 states and 115 transitions. [2022-12-14 23:42:36,042 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 115 transitions. [2022-12-14 23:42:36,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 23:42:36,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:36,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:36,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:36,174 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-12-14 23:42:36,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:36,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 97 states and 119 transitions. [2022-12-14 23:42:36,399 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 119 transitions. [2022-12-14 23:42:36,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-14 23:42:36,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:36,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:36,559 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2022-12-14 23:42:36,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:36,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 96 states and 118 transitions. [2022-12-14 23:42:36,831 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 118 transitions. [2022-12-14 23:42:36,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 23:42:36,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:36,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:36,984 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 23:42:37,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:37,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 105 states and 135 transitions. [2022-12-14 23:42:37,980 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 135 transitions. [2022-12-14 23:42:37,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 23:42:37,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:37,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:38,066 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2022-12-14 23:42:38,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:38,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 105 states and 134 transitions. [2022-12-14 23:42:38,272 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 134 transitions. [2022-12-14 23:42:38,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 23:42:38,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:38,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:38,408 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 23:42:40,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:40,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 124 states and 168 transitions. [2022-12-14 23:42:40,013 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 168 transitions. [2022-12-14 23:42:40,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 23:42:40,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:40,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:40,170 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 23:42:41,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:41,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 134 states and 184 transitions. [2022-12-14 23:42:41,392 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 184 transitions. [2022-12-14 23:42:41,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 23:42:41,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:41,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:41,465 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-12-14 23:42:41,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:41,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 136 states and 185 transitions. [2022-12-14 23:42:41,722 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 185 transitions. [2022-12-14 23:42:41,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 23:42:41,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:41,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:41,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:41,815 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2022-12-14 23:42:42,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:42,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 133 states and 178 transitions. [2022-12-14 23:42:42,065 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 178 transitions. [2022-12-14 23:42:42,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 23:42:42,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:42,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:42,173 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2022-12-14 23:42:42,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:42,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 135 states and 179 transitions. [2022-12-14 23:42:42,447 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 179 transitions. [2022-12-14 23:42:42,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 23:42:42,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:42,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:42,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:42,499 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2022-12-14 23:42:42,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:42,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 137 states and 180 transitions. [2022-12-14 23:42:42,778 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 180 transitions. [2022-12-14 23:42:42,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 23:42:42,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:42,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:42,853 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2022-12-14 23:42:43,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:43,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 139 states and 181 transitions. [2022-12-14 23:42:43,152 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 181 transitions. [2022-12-14 23:42:43,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 23:42:43,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:43,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:43,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:43,203 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2022-12-14 23:42:43,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:43,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 141 states and 182 transitions. [2022-12-14 23:42:43,473 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 182 transitions. [2022-12-14 23:42:43,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 23:42:43,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:43,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:43,571 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2022-12-14 23:42:43,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:43,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 143 states and 183 transitions. [2022-12-14 23:42:43,861 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 183 transitions. [2022-12-14 23:42:43,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 23:42:43,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:43,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:44,095 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2022-12-14 23:42:45,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:45,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 151 states and 195 transitions. [2022-12-14 23:42:45,663 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 195 transitions. [2022-12-14 23:42:45,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-12-14 23:42:45,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:45,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:45,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:45,834 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-12-14 23:42:50,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:50,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 180 states and 242 transitions. [2022-12-14 23:42:50,317 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 242 transitions. [2022-12-14 23:42:50,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-14 23:42:50,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:50,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:50,435 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-12-14 23:42:50,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:50,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 171 states and 228 transitions. [2022-12-14 23:42:50,731 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 228 transitions. [2022-12-14 23:42:50,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-14 23:42:50,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:50,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:50,850 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-12-14 23:42:51,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:51,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 173 states and 229 transitions. [2022-12-14 23:42:51,119 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 229 transitions. [2022-12-14 23:42:51,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-14 23:42:51,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:51,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:51,268 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-12-14 23:42:51,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:51,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 175 states and 230 transitions. [2022-12-14 23:42:51,521 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 230 transitions. [2022-12-14 23:42:51,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-14 23:42:51,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:51,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:51,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:51,627 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-12-14 23:42:51,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:51,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 177 states and 231 transitions. [2022-12-14 23:42:51,907 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 231 transitions. [2022-12-14 23:42:51,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 23:42:51,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:51,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:51,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:52,031 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2022-12-14 23:42:53,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:53,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 186 states and 243 transitions. [2022-12-14 23:42:53,908 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 243 transitions. [2022-12-14 23:42:53,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 23:42:53,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:53,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:54,038 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2022-12-14 23:42:55,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:55,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 195 states and 255 transitions. [2022-12-14 23:42:55,748 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 255 transitions. [2022-12-14 23:42:55,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 23:42:55,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:55,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:55,898 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-12-14 23:42:56,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:56,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 162 states and 210 transitions. [2022-12-14 23:42:56,273 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 210 transitions. [2022-12-14 23:42:56,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 23:42:56,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:42:56,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:42:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:42:56,414 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2022-12-14 23:42:56,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:42:56,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 113 states and 142 transitions. [2022-12-14 23:42:56,790 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 142 transitions. [2022-12-14 23:42:56,790 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 23:42:56,790 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 63 iterations. [2022-12-14 23:42:56,797 INFO L754 CodeCheckObserver]: All specifications hold 24 specifications checked. All of them hold [2022-12-14 23:42:57,448 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-14 23:42:57,456 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-14 23:42:57,456 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2022-12-14 23:42:57,456 INFO L560 CodeCheckObserver]: Invariant with dag size 22 [2022-12-14 23:42:57,457 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2022-12-14 23:42:57,457 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2022-12-14 23:42:57,457 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2022-12-14 23:42:57,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 11:42:57 ImpRootNode [2022-12-14 23:42:57,458 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 23:42:57,458 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 23:42:57,458 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 23:42:57,458 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 23:42:57,459 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:42:27" (3/4) ... [2022-12-14 23:42:57,461 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 23:42:57,465 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-12-14 23:42:57,469 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2022-12-14 23:42:57,469 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-12-14 23:42:57,469 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-14 23:42:57,470 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 23:42:57,470 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 23:42:57,470 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 23:42:57,511 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 23:42:57,511 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 23:42:57,512 INFO L158 Benchmark]: Toolchain (without parser) took 30819.94ms. Allocated memory was 140.5MB in the beginning and 520.1MB in the end (delta: 379.6MB). Free memory was 101.6MB in the beginning and 351.1MB in the end (delta: -249.6MB). Peak memory consumption was 134.7MB. Max. memory is 16.1GB. [2022-12-14 23:42:57,512 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 140.5MB. Free memory is still 108.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:42:57,512 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.76ms. Allocated memory is still 140.5MB. Free memory was 101.2MB in the beginning and 59.9MB in the end (delta: 41.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-12-14 23:42:57,512 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.82ms. Allocated memory is still 140.5MB. Free memory was 59.5MB in the beginning and 56.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 23:42:57,512 INFO L158 Benchmark]: Boogie Preprocessor took 34.94ms. Allocated memory is still 140.5MB. Free memory was 56.1MB in the beginning and 54.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:42:57,512 INFO L158 Benchmark]: RCFGBuilder took 549.26ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 53.6MB in the beginning and 111.0MB in the end (delta: -57.4MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2022-12-14 23:42:57,513 INFO L158 Benchmark]: CodeCheck took 29595.28ms. Allocated memory was 169.9MB in the beginning and 520.1MB in the end (delta: 350.2MB). Free memory was 110.0MB in the beginning and 356.4MB in the end (delta: -246.4MB). Peak memory consumption was 102.7MB. Max. memory is 16.1GB. [2022-12-14 23:42:57,513 INFO L158 Benchmark]: Witness Printer took 52.99ms. Allocated memory is still 520.1MB. Free memory was 356.4MB in the beginning and 351.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 23:42:57,514 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 69 locations, 24 error locations. Started 1 CEGAR loops. OverallTime: 28.9s, OverallIterations: 63, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9536 SdHoareTripleChecker+Valid, 30.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7237 mSDsluCounter, 1014 SdHoareTripleChecker+Invalid, 26.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 72 mSDsCounter, 7798 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 28700 IncrementalHoareTripleChecker+Invalid, 36498 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7798 mSolverCounterUnsat, 942 mSDtfsCounter, 28700 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 19132 GetRequests, 18628 SyntacticMatches, 16 SemanticMatches, 488 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114503 ImplicationChecksByTransitivity, 21.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 2873 NumberOfCodeBlocks, 2873 NumberOfCodeBlocksAsserted, 62 NumberOfCheckSat, 2811 ConstructedInterpolants, 0 QuantifiedInterpolants, 4512 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 62 InterpolantComputations, 28 PerfectInterpolantSequences, 7855/8812 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: 1325]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1325]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1332]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1332]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1333]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1333]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1340]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1340]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1335]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1335]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1192]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1192]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1197]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1197]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1202]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1202]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1206]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1206]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1213]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1213]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1236]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1236]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1344]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1344]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 24 specifications checked. All of them hold - InvariantResult [Line: 1172]: Loop Invariant Derived loop invariant: argc <= 2147483646 - InvariantResult [Line: 1172]: Loop Invariant Derived loop invariant: argc <= 2147483646 - InvariantResult [Line: 1325]: Loop Invariant Derived loop invariant: 0 <= i + 2147483648 - InvariantResult [Line: 1340]: Loop Invariant Derived loop invariant: ((((0 <= j + 2147483648 && argc <= 2147483646) && !(i <= 1)) && i <= 2147483645) || (((i <= 1 && 0 <= j + 2147483648) && argc <= 2147483646) && 1 <= i)) || (((0 <= j + 2147483648 && argc <= 2147483646) && 0 <= i + 2147483648) && !(1 <= i)) - InvariantResult [Line: 1335]: Loop Invariant Derived loop invariant: argc <= 2147483646 && 0 <= i + 2147483648 - InvariantResult [Line: 1236]: Loop Invariant Derived loop invariant: argc <= 2147483646 && 0 <= i + 2147483648 - InvariantResult [Line: 1344]: Loop Invariant Derived loop invariant: argc <= 2147483646 && 0 <= i + 2147483648 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 140.5MB. Free memory is still 108.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.76ms. Allocated memory is still 140.5MB. Free memory was 101.2MB in the beginning and 59.9MB in the end (delta: 41.3MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.82ms. Allocated memory is still 140.5MB. Free memory was 59.5MB in the beginning and 56.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.94ms. Allocated memory is still 140.5MB. Free memory was 56.1MB in the beginning and 54.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 549.26ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 53.6MB in the beginning and 111.0MB in the end (delta: -57.4MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * CodeCheck took 29595.28ms. Allocated memory was 169.9MB in the beginning and 520.1MB in the end (delta: 350.2MB). Free memory was 110.0MB in the beginning and 356.4MB in the end (delta: -246.4MB). Peak memory consumption was 102.7MB. Max. memory is 16.1GB. * Witness Printer took 52.99ms. Allocated memory is still 520.1MB. Free memory was 356.4MB in the beginning and 351.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 23:42:57,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8f6450f-7ce2-4e6e-bd4e-3c4d81ed481e/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