./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/linear_sea.ch.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/linear_sea.ch.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eb9784c54ab470258ada67babaf5f63148f3484f17edd94b8d28d55553534fa5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:07:04,236 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:07:04,310 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:07:04,316 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:07:04,317 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:07:04,352 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:07:04,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:07:04,353 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:07:04,354 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:07:04,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:07:04,354 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:07:04,354 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:07:04,354 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:07:04,354 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:07:04,354 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:07:04,357 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:07:04,357 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:07:04,357 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:07:04,359 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:07:04,359 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:07:04,359 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:07:04,360 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:07:04,360 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:07:04,360 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:07:04,360 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:07:04,360 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:07:04,360 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:07:04,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:07:04,361 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:07:04,361 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:07:04,361 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:07:04,361 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:07:04,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:07:04,361 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_851ca543-9cc9-4e6a-80c2-b233c3b45e95/bin/ukojak-verify-EEHR8qb7sm 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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb9784c54ab470258ada67babaf5f63148f3484f17edd94b8d28d55553534fa5 [2024-11-13 21:07:04,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:07:04,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:07:04,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:07:04,759 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:07:04,760 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:07:04,761 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/loops/linear_sea.ch.c Unable to find full path for "g++" [2024-11-13 21:07:06,829 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:07:07,150 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:07:07,151 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/sv-benchmarks/c/loops/linear_sea.ch.c [2024-11-13 21:07:07,159 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/bin/ukojak-verify-EEHR8qb7sm/data/5f54820a0/1b3dffa9738e45b9b27f05ba6bc37f99/FLAG236ddcd70 [2024-11-13 21:07:07,188 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/bin/ukojak-verify-EEHR8qb7sm/data/5f54820a0/1b3dffa9738e45b9b27f05ba6bc37f99 [2024-11-13 21:07:07,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:07:07,193 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:07:07,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:07:07,199 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:07:07,206 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:07:07,207 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:07:07" (1/1) ... [2024-11-13 21:07:07,211 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72023939 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:07, skipping insertion in model container [2024-11-13 21:07:07,212 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:07:07" (1/1) ... [2024-11-13 21:07:07,231 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:07:07,443 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/sv-benchmarks/c/loops/linear_sea.ch.c[383,396] [2024-11-13 21:07:07,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:07:07,490 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:07:07,503 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/sv-benchmarks/c/loops/linear_sea.ch.c[383,396] [2024-11-13 21:07:07,518 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:07:07,546 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:07:07,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:07 WrapperNode [2024-11-13 21:07:07,547 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:07:07,549 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:07:07,549 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:07:07,549 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:07:07,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:07" (1/1) ... [2024-11-13 21:07:07,571 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:07" (1/1) ... [2024-11-13 21:07:07,602 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 55 [2024-11-13 21:07:07,602 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:07:07,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:07:07,603 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:07:07,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:07:07,613 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:07" (1/1) ... [2024-11-13 21:07:07,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:07" (1/1) ... [2024-11-13 21:07:07,618 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:07" (1/1) ... [2024-11-13 21:07:07,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:07" (1/1) ... [2024-11-13 21:07:07,631 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:07" (1/1) ... [2024-11-13 21:07:07,637 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:07" (1/1) ... [2024-11-13 21:07:07,638 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:07" (1/1) ... [2024-11-13 21:07:07,643 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:07" (1/1) ... [2024-11-13 21:07:07,645 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:07:07,646 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:07:07,646 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:07:07,646 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:07:07,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:07:07" (1/1) ... [2024-11-13 21:07:07,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:07:07,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:07:07,685 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:07:07,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_851ca543-9cc9-4e6a-80c2-b233c3b45e95/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:07:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:07:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:07:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:07:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:07:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:07:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:07:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:07:07,814 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:07:07,816 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:07:08,006 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 21:07:08,006 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:07:08,088 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:07:08,089 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:07:08,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:08 BoogieIcfgContainer [2024-11-13 21:07:08,089 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:07:08,090 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:07:08,090 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:07:08,104 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:07:08,104 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:07:08" (1/1) ... [2024-11-13 21:07:08,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:07:08,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:08,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2024-11-13 21:07:08,185 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2024-11-13 21:07:08,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:07:08,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:08,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:08,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:08,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:08,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2024-11-13 21:07:08,523 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2024-11-13 21:07:08,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:07:08,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:08,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:09,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:09,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:09,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-13 21:07:09,163 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-13 21:07:09,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:07:09,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:09,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:09,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:09,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:09,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:09,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2024-11-13 21:07:09,780 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2024-11-13 21:07:09,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:07:09,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:09,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:09,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:16,177 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:23,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:23,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 25 states and 42 transitions. [2024-11-13 21:07:23,091 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 42 transitions. [2024-11-13 21:07:23,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:07:23,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:23,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:31,475 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:38,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:38,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 30 states and 50 transitions. [2024-11-13 21:07:38,065 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 50 transitions. [2024-11-13 21:07:38,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:07:38,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:38,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:38,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:07:45,241 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:07:54,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:07:54,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 34 states and 64 transitions. [2024-11-13 21:07:54,888 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 64 transitions. [2024-11-13 21:07:54,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:07:54,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:07:54,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:07:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:02,144 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:08:18,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:18,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 41 states and 91 transitions. [2024-11-13 21:08:18,059 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 91 transitions. [2024-11-13 21:08:18,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:08:18,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:18,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:18,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:25,519 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:08:44,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:08:44,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 49 states and 110 transitions. [2024-11-13 21:08:44,242 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 110 transitions. [2024-11-13 21:08:44,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:08:44,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:08:44,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:08:52,936 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:09:19,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:09:19,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 54 states and 122 transitions. [2024-11-13 21:09:19,918 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 122 transitions. [2024-11-13 21:09:19,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:09:19,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:09:19,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:09:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:09:36,057 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:10:06,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:06,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 58 states and 132 transitions. [2024-11-13 21:10:06,558 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 132 transitions. [2024-11-13 21:10:06,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:10:06,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:06,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:10:06,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:26,569 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:11:18,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:11:18,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 64 states and 153 transitions. [2024-11-13 21:11:18,722 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 153 transitions. [2024-11-13 21:11:18,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:11:18,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:11:18,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:11:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:11:32,520 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:11:50,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:11:50,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 65 states and 157 transitions. [2024-11-13 21:11:50,729 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 157 transitions. [2024-11-13 21:11:50,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:11:50,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:11:50,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:11:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:06,354 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:12:29,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:12:29,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 67 states and 162 transitions. [2024-11-13 21:12:29,288 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 162 transitions. [2024-11-13 21:12:29,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:12:29,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:12:29,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:12:29,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:12:43,383 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:13:03,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:03,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 68 states and 166 transitions. [2024-11-13 21:13:03,321 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 166 transitions. [2024-11-13 21:13:03,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:13:03,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:03,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:13:17,256 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:13:52,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:13:52,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 72 states and 177 transitions. [2024-11-13 21:13:52,881 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 177 transitions. [2024-11-13 21:13:52,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:13:52,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:13:52,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:13:52,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:14:17,962 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:14:41,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:14:41,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 73 states and 178 transitions. [2024-11-13 21:14:41,174 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 178 transitions. [2024-11-13 21:14:41,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:14:41,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:14:41,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:14:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:15:05,581 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:15:42,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:15:42,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 76 states and 184 transitions. [2024-11-13 21:15:42,858 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 184 transitions. [2024-11-13 21:15:42,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:15:42,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:15:42,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:15:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:16:06,516 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:16:49,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:16:49,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 80 states and 192 transitions. [2024-11-13 21:16:49,982 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 192 transitions. [2024-11-13 21:16:49,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:16:49,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:16:49,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:16:50,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:17:21,300 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:18:09,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:09,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 84 states and 201 transitions. [2024-11-13 21:18:09,189 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 201 transitions. [2024-11-13 21:18:09,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:18:09,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:09,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:18:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:18:37,275 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:19:54,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:54,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 93 states and 217 transitions. [2024-11-13 21:19:54,964 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 217 transitions. [2024-11-13 21:19:54,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 21:19:54,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:54,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:19:55,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:20:16,718 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:21:12,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:21:12,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 98 states and 230 transitions. [2024-11-13 21:21:12,466 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 230 transitions. [2024-11-13 21:21:12,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 21:21:12,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:21:12,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:21:12,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:21:41,394 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.