./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_ba0632bc-7529-4cea-99c5-a67731725bad/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba0632bc-7529-4cea-99c5-a67731725bad/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba0632bc-7529-4cea-99c5-a67731725bad/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba0632bc-7529-4cea-99c5-a67731725bad/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba0632bc-7529-4cea-99c5-a67731725bad/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba0632bc-7529-4cea-99c5-a67731725bad/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9ae1eacd45e2434e505261d43bb17259916099964617682d271ef41fa1c24d0c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:40:25,967 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:40:26,045 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba0632bc-7529-4cea-99c5-a67731725bad/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:40:26,050 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:40:26,050 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:40:26,088 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:40:26,089 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:40:26,090 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:40:26,091 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:40:26,092 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:40:26,094 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:40:26,095 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:40:26,095 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:40:26,095 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:40:26,095 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:40:26,096 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:40:26,096 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:40:26,096 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:40:26,097 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:40:26,097 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:40:26,101 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:40:26,105 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:40:26,105 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:40:26,105 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:40:26,106 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:40:26,106 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:40:26,106 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:40:26,106 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:40:26,107 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:40:26,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:40:26,107 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:40:26,107 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:40:26,108 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:40:26,108 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:40:26,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:40:26,109 INFO L153 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_ba0632bc-7529-4cea-99c5-a67731725bad/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba0632bc-7529-4cea-99c5-a67731725bad/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ae1eacd45e2434e505261d43bb17259916099964617682d271ef41fa1c24d0c [2024-11-09 00:40:26,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:40:26,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:40:26,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:40:26,442 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:40:26,443 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:40:26,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba0632bc-7529-4cea-99c5-a67731725bad/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2-ll.c Unable to find full path for "g++" [2024-11-09 00:40:28,378 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:40:28,578 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:40:28,582 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba0632bc-7529-4cea-99c5-a67731725bad/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2-ll.c [2024-11-09 00:40:28,594 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba0632bc-7529-4cea-99c5-a67731725bad/bin/ukojak-verify-ImItNfHLgk/data/466376bf0/ed5de689907a4c55bb3b8905a1ec3cfe/FLAGed2dbda89 [2024-11-09 00:40:28,610 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba0632bc-7529-4cea-99c5-a67731725bad/bin/ukojak-verify-ImItNfHLgk/data/466376bf0/ed5de689907a4c55bb3b8905a1ec3cfe [2024-11-09 00:40:28,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:40:28,615 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:40:28,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:40:28,618 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:40:28,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:40:28,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:40:28" (1/1) ... [2024-11-09 00:40:28,626 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fd2708f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:40:28, skipping insertion in model container [2024-11-09 00:40:28,626 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:40:28" (1/1) ... [2024-11-09 00:40:28,655 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:40:28,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:40:28,907 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:40:28,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:40:28,951 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:40:28,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:40:28 WrapperNode [2024-11-09 00:40:28,952 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:40:28,953 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:40:28,953 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:40:28,953 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:40:28,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:40:28" (1/1) ... [2024-11-09 00:40:28,971 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:40:28" (1/1) ... [2024-11-09 00:40:28,994 INFO L138 Inliner]: procedures = 16, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2024-11-09 00:40:28,995 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:40:28,995 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:40:28,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:40:28,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:40:29,005 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:40:28" (1/1) ... [2024-11-09 00:40:29,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:40:28" (1/1) ... [2024-11-09 00:40:29,008 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:40:28" (1/1) ... [2024-11-09 00:40:29,009 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:40:28" (1/1) ... [2024-11-09 00:40:29,014 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:40:28" (1/1) ... [2024-11-09 00:40:29,016 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:40:28" (1/1) ... [2024-11-09 00:40:29,018 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:40:28" (1/1) ... [2024-11-09 00:40:29,019 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:40:28" (1/1) ... [2024-11-09 00:40:29,021 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:40:29,022 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:40:29,022 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:40:29,023 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:40:29,024 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:40:28" (1/1) ... [2024-11-09 00:40:29,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:40:29,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba0632bc-7529-4cea-99c5-a67731725bad/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:40:29,058 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba0632bc-7529-4cea-99c5-a67731725bad/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:40:29,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba0632bc-7529-4cea-99c5-a67731725bad/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:40:29,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:40:29,091 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:40:29,092 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:40:29,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:40:29,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:40:29,092 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_42_0 [2024-11-09 00:40:29,092 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_42_0 [2024-11-09 00:40:29,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:40:29,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:40:29,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:40:29,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:40:29,093 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:40:29,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:40:29,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:40:29,171 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:40:29,174 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:40:29,685 INFO L? ?]: Removed 129 outVars from TransFormulas that were not future-live. [2024-11-09 00:40:29,685 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:40:29,762 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:40:29,762 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:40:29,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:40:29 BoogieIcfgContainer [2024-11-09 00:40:29,766 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:40:29,767 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:40:29,767 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:40:29,777 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:40:29,777 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:40:29" (1/1) ... [2024-11-09 00:40:29,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:40:29,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:29,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 135 states and 140 transitions. [2024-11-09 00:40:29,838 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 140 transitions. [2024-11-09 00:40:29,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-09 00:40:29,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:29,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:29,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:30,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:40:30,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:30,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 134 states and 139 transitions. [2024-11-09 00:40:30,162 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 139 transitions. [2024-11-09 00:40:30,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:40:30,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:30,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:30,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:40:30,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:30,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 133 states and 138 transitions. [2024-11-09 00:40:30,326 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 138 transitions. [2024-11-09 00:40:30,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:40:30,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:30,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:30,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:30,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:40:30,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:30,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 132 states and 137 transitions. [2024-11-09 00:40:30,484 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 137 transitions. [2024-11-09 00:40:30,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:40:30,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:30,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:30,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:40:30,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:30,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 131 states and 136 transitions. [2024-11-09 00:40:30,554 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 136 transitions. [2024-11-09 00:40:30,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:40:30,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:30,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:30,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:30,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:40:30,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 130 states and 135 transitions. [2024-11-09 00:40:30,586 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 135 transitions. [2024-11-09 00:40:30,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:40:30,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:30,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:30,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:40:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:30,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:40:30,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:40:30,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:40:30,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:30,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 129 states and 134 transitions. [2024-11-09 00:40:30,750 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 134 transitions. [2024-11-09 00:40:30,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:40:30,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:30,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:30,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:40:30,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:30,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 128 states and 133 transitions. [2024-11-09 00:40:30,910 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 133 transitions. [2024-11-09 00:40:30,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:40:30,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:30,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:30,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:40:31,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:31,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 127 states and 132 transitions. [2024-11-09 00:40:31,032 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 132 transitions. [2024-11-09 00:40:31,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:40:31,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:31,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:31,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:40:31,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:31,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 126 states and 131 transitions. [2024-11-09 00:40:31,154 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 131 transitions. [2024-11-09 00:40:31,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:40:31,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:31,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:31,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:31,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:40:31,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:31,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 125 states and 130 transitions. [2024-11-09 00:40:31,261 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 130 transitions. [2024-11-09 00:40:31,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:40:31,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:31,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:31,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:31,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:40:31,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:31,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 124 states and 129 transitions. [2024-11-09 00:40:31,309 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 129 transitions. [2024-11-09 00:40:31,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:40:31,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:31,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:31,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:40:32,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:32,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 123 states and 128 transitions. [2024-11-09 00:40:32,233 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 128 transitions. [2024-11-09 00:40:32,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:40:32,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:32,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:40:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:40:32,293 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:40:32,295 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:40:32,368 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-11-09 00:40:32,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 87 [2024-11-09 00:40:32,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-09 00:40:32,868 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2024-11-09 00:40:32,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-09 00:40:32,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-09 00:40:32,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:40:34,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:40:34,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 122 states and 127 transitions. [2024-11-09 00:40:34,363 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 127 transitions. [2024-11-09 00:40:34,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:40:34,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:40:34,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:40:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat