./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f432a1e8-84dc-4bed-bae7-34650ec63912/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f432a1e8-84dc-4bed-bae7-34650ec63912/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_f432a1e8-84dc-4bed-bae7-34650ec63912/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f432a1e8-84dc-4bed-bae7-34650ec63912/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f432a1e8-84dc-4bed-bae7-34650ec63912/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f432a1e8-84dc-4bed-bae7-34650ec63912/bin/ukojak-verify-ImItNfHLgk --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 ec2a850a3cd9252437037b0e2bf289d9622078bb11b0dcb40fb1cb3d7147f7c5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:32,667 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:32,793 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f432a1e8-84dc-4bed-bae7-34650ec63912/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:05:32,799 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:05:32,799 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:05:32,827 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:32,828 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:32,829 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:32,830 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:32,831 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:32,831 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:32,832 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:32,833 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:05:32,833 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:05:32,834 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:05:32,834 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:32,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:32,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:32,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:32,837 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:32,837 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:05:32,842 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:32,843 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:32,843 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:32,844 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:32,844 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:32,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:32,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:32,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:32,850 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:32,851 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:32,851 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:05:32,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:05:32,852 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_f432a1e8-84dc-4bed-bae7-34650ec63912/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f432a1e8-84dc-4bed-bae7-34650ec63912/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec2a850a3cd9252437037b0e2bf289d9622078bb11b0dcb40fb1cb3d7147f7c5 [2024-11-08 22:05:33,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:33,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:33,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:33,190 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:33,191 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:33,192 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f432a1e8-84dc-4bed-bae7-34650ec63912/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound20.c Unable to find full path for "g++" [2024-11-08 22:05:35,101 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:35,334 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:35,335 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f432a1e8-84dc-4bed-bae7-34650ec63912/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound20.c [2024-11-08 22:05:35,343 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f432a1e8-84dc-4bed-bae7-34650ec63912/bin/ukojak-verify-ImItNfHLgk/data/0ff4f9a75/1be8974abde14b73937802e68e045c0a/FLAGa188d55e3 [2024-11-08 22:05:35,666 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f432a1e8-84dc-4bed-bae7-34650ec63912/bin/ukojak-verify-ImItNfHLgk/data/0ff4f9a75/1be8974abde14b73937802e68e045c0a [2024-11-08 22:05:35,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:35,673 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:35,674 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:35,675 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:35,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:35,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,686 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@139e74de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:35, skipping insertion in model container [2024-11-08 22:05:35,686 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,712 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:35,927 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_f432a1e8-84dc-4bed-bae7-34650ec63912/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound20.c[525,538] [2024-11-08 22:05:35,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:36,001 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:36,012 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_f432a1e8-84dc-4bed-bae7-34650ec63912/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound20.c[525,538] [2024-11-08 22:05:36,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:36,055 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:36,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36 WrapperNode [2024-11-08 22:05:36,056 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:36,057 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:36,058 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:36,058 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:36,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,079 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,109 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2024-11-08 22:05:36,109 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:36,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:36,110 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:36,114 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:36,126 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,128 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,137 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,139 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,140 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,142 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:05:36,143 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:05:36,143 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:05:36,143 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:05:36,145 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:36,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f432a1e8-84dc-4bed-bae7-34650ec63912/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:05:36,184 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f432a1e8-84dc-4bed-bae7-34650ec63912/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:05:36,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f432a1e8-84dc-4bed-bae7-34650ec63912/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:05:36,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:05:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:05:36,214 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:05:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:05:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:05:36,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:05:36,214 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:05:36,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:05:36,281 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:05:36,283 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:05:36,536 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 22:05:36,537 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:05:36,592 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:05:36,593 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:05:36,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:36 BoogieIcfgContainer [2024-11-08 22:05:36,594 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:05:36,595 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:05:36,595 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:05:36,606 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:05:36,606 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:05:36,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:36,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-11-08 22:05:36,688 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-11-08 22:05:36,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:05:36,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:36,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:36,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:05:37,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:37,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-08 22:05:37,008 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-08 22:05:37,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:05:37,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:37,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:37,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:37,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:05:48,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:05:48,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:48,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 55 transitions. [2024-11-08 22:05:48,129 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2024-11-08 22:05:48,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:05:48,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:48,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:48,754 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:05:49,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:49,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 58 transitions. [2024-11-08 22:05:49,373 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 58 transitions. [2024-11-08 22:05:49,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:05:49,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:49,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:49,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:05:49,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:49,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 22:05:49,432 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:05:49,842 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:05:50,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:50,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 64 transitions. [2024-11-08 22:05:50,734 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 64 transitions. [2024-11-08 22:05:50,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:05:50,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:50,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:05:50,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:50,804 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:05:50,806 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:05:51,410 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 22:05:54,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:54,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 41 states and 71 transitions. [2024-11-08 22:05:54,049 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 71 transitions. [2024-11-08 22:05:54,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:05:54,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:54,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:05:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:54,117 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:05:54,121 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:05:54,310 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 22:06:05,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:06:05,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:05,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 80 transitions. [2024-11-08 22:06:05,367 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 80 transitions. [2024-11-08 22:06:05,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:06:05,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:05,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:05,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:05,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:05,435 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:06:05,441 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:05,781 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-08 22:06:07,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:07,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 48 states and 85 transitions. [2024-11-08 22:06:07,711 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2024-11-08 22:06:07,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:06:07,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:07,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:07,796 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:06:07,803 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:08,244 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 22:06:09,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:09,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 50 states and 91 transitions. [2024-11-08 22:06:09,126 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 91 transitions. [2024-11-08 22:06:09,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 22:06:09,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:09,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:09,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:09,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:09,207 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:06:09,210 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:09,724 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 22:06:23,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:06:23,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:23,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 53 states and 100 transitions. [2024-11-08 22:06:23,152 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 100 transitions. [2024-11-08 22:06:23,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:06:23,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:23,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:23,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:23,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 22:06:23,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:23,316 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-08 22:06:33,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:06:33,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:33,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 54 states and 104 transitions. [2024-11-08 22:06:33,402 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 104 transitions. [2024-11-08 22:06:33,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:06:33,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:33,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:33,464 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:06:33,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:33,559 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-08 22:06:43,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:06:43,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:43,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 55 states and 105 transitions. [2024-11-08 22:06:43,899 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 105 transitions. [2024-11-08 22:06:43,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 22:06:43,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:43,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:43,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:44,982 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-08 22:06:49,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:49,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 57 states and 109 transitions. [2024-11-08 22:06:49,986 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 109 transitions. [2024-11-08 22:06:49,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 22:06:49,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:49,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:50,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 22:06:50,094 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:50,239 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 23 proven. 4 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-08 22:06:53,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:53,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 60 states and 119 transitions. [2024-11-08 22:06:53,769 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 119 transitions. [2024-11-08 22:06:53,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:06:53,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:53,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:54,076 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-08 22:06:56,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:56,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 63 states and 125 transitions. [2024-11-08 22:06:56,171 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 125 transitions. [2024-11-08 22:06:56,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 22:06:56,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:56,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:59,957 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-08 22:07:24,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:24,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 75 states and 149 transitions. [2024-11-08 22:07:24,085 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 149 transitions. [2024-11-08 22:07:24,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 22:07:24,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:24,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:07:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:24,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 22:07:24,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:26,706 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 31 proven. 2 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-08 22:07:30,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:30,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 82 states and 164 transitions. [2024-11-08 22:07:30,835 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 164 transitions. [2024-11-08 22:07:30,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 22:07:30,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:30,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:38,029 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-08 22:08:05,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:08:27,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:08:27,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 93 states and 180 transitions. [2024-11-08 22:08:27,888 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 180 transitions. [2024-11-08 22:08:27,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-08 22:08:27,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:08:27,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:08:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:08:28,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:08:28,306 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 22:08:28,309 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:08:30,979 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 19 proven. 18 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-08 22:08:59,067 WARN L286 SmtUtils]: Spent 24.51s on a formula simplification. DAG size of input: 51 DAG size of output: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:09:11,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:11,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 99 states and 192 transitions. [2024-11-08 22:09:11,260 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 192 transitions. [2024-11-08 22:09:11,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-08 22:09:11,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:11,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:09:11,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:16,367 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 12 proven. 14 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-08 22:09:32,905 WARN L286 SmtUtils]: Spent 6.16s on a formula simplification. DAG size of input: 74 DAG size of output: 43 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:09:39,347 WARN L286 SmtUtils]: Spent 5.50s on a formula simplification. DAG size of input: 76 DAG size of output: 76 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:09:51,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:10:06,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:06,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 104 states and 203 transitions. [2024-11-08 22:10:06,522 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 203 transitions. [2024-11-08 22:10:06,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 22:10:06,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:06,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:10:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:06,596 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 22:10:06,598 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:10:08,079 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 33 proven. 5 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-08 22:10:09,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:09,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 106 states and 208 transitions. [2024-11-08 22:10:09,671 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 208 transitions. [2024-11-08 22:10:09,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 22:10:09,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:09,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:09,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:10:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:10,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 22:10:10,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:10:12,904 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-08 22:10:39,388 WARN L286 SmtUtils]: Spent 24.18s on a formula simplification. DAG size of input: 45 DAG size of output: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:10:52,542 WARN L286 SmtUtils]: Spent 11.48s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:11:02,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.97s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:11:14,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:11:14,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 112 states and 220 transitions. [2024-11-08 22:11:14,527 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 220 transitions. [2024-11-08 22:11:14,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-08 22:11:14,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:11:14,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:11:14,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:11:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:11:14,706 INFO L255 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 22:11:14,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:11:17,169 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 27 proven. 16 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-11-08 22:11:19,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:11:19,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 116 states and 228 transitions. [2024-11-08 22:11:19,724 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 228 transitions. [2024-11-08 22:11:19,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-08 22:11:19,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:11:19,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:11:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:11:20,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:11:20,304 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-08 22:11:20,305 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:11:27,801 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 25 proven. 23 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-08 22:11:44,671 WARN L286 SmtUtils]: Spent 14.17s on a formula simplification. DAG size of input: 54 DAG size of output: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:11:57,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.70s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:12:13,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:12:13,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 124 states and 244 transitions. [2024-11-08 22:12:13,479 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 244 transitions. [2024-11-08 22:12:13,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-08 22:12:13,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:12:13,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:12:13,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:12:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:12:13,646 INFO L255 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 22:12:13,649 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:12:15,194 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 27 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-11-08 22:12:17,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:12:17,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 128 states and 252 transitions. [2024-11-08 22:12:17,034 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 252 transitions. [2024-11-08 22:12:17,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 22:12:17,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:12:17,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:12:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:12:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:12:17,199 INFO L255 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-08 22:12:17,202 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:12:18,637 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 54 proven. 25 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-08 22:12:20,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:12:20,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 129 states and 254 transitions. [2024-11-08 22:12:20,956 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 254 transitions. [2024-11-08 22:12:20,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 22:12:20,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:12:20,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:12:21,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:12:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:12:21,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 22:12:21,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:12:25,251 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 21 proven. 33 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-11-08 22:12:27,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:12:27,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 133 states and 262 transitions. [2024-11-08 22:12:27,773 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 262 transitions. [2024-11-08 22:12:27,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-08 22:12:27,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:12:27,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:12:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:12:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:12:27,910 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 22:12:27,912 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:12:28,844 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 23 proven. 30 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-08 22:12:40,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:12:50,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:13:00,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:13:10,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:13:10,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:13:10,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 134 states and 264 transitions. [2024-11-08 22:13:10,611 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 264 transitions. [2024-11-08 22:13:10,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 22:13:10,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:13:10,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:13:10,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:13:10,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:13:10,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 22:13:10,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:13:12,262 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 39 proven. 37 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-08 22:13:13,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:13:13,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:13:13,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 135 states and 266 transitions. [2024-11-08 22:13:13,763 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 266 transitions. [2024-11-08 22:13:13,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 22:13:13,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:13:13,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:13:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:13:13,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:13:13,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 22:13:13,967 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:13:18,213 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 29 proven. 31 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-11-08 22:13:26,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.19s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:13:29,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.70s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:13:40,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:13:40,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:13:40,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 136 states and 268 transitions. [2024-11-08 22:13:40,169 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 268 transitions. [2024-11-08 22:13:40,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-08 22:13:40,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:13:40,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:13:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:13:40,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:13:40,518 INFO L255 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 22:13:40,520 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:13:42,612 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 54 proven. 26 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-08 22:13:53,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:13:54,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:13:54,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 137 states and 270 transitions. [2024-11-08 22:13:54,535 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 270 transitions. [2024-11-08 22:13:54,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-08 22:13:54,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:13:54,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:13:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:13:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:13:54,805 INFO L255 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-08 22:13:54,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:13:59,257 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 47 proven. 54 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-08 22:14:12,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 22:14:13,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:14:13,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 138 states and 273 transitions. [2024-11-08 22:14:13,457 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 273 transitions. [2024-11-08 22:14:13,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 22:14:13,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:14:13,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:14:13,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:14:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:14:13,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-08 22:14:13,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:14:18,754 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 64 proven. 30 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2024-11-08 22:14:35,572 WARN L286 SmtUtils]: Spent 11.31s on a formula simplification. DAG size of input: 41 DAG size of output: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:14:53,516 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 43 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:15:39,421 WARN L286 SmtUtils]: Spent 12.95s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:15:53,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:16:03,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:16:03,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:03,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 141 states and 288 transitions. [2024-11-08 22:16:03,916 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 288 transitions. [2024-11-08 22:16:03,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-08 22:16:03,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:03,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:16:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:16:06,377 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 28 proven. 10 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2024-11-08 22:16:10,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:16:10,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 143 states and 291 transitions. [2024-11-08 22:16:10,936 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 291 transitions. [2024-11-08 22:16:10,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-08 22:16:10,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:16:10,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:16:11,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:17:45,772 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 22 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:18:06,104 WARN L286 SmtUtils]: Spent 20.02s on a formula simplification. DAG size of input: 23 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 22:18:15,486 WARN L286 SmtUtils]: Spent 5.27s on a formula simplification. DAG size of input: 62 DAG size of output: 48 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 22:18:26,262 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 24 proven. 18 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2024-11-08 22:19:35,114 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (mod |c_ULTIMATE.start_main_~n~0#1| 4294967296))) (and (= |c_ULTIMATE.start_main_~h~0#1| 4) (<= 4 .cse0) (= 4 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~n~0#1| (+ |c_ULTIMATE.start_main_~r~0#1| 4)) (= |c_ULTIMATE.start_main_~p~0#1| 4) (not (and (<= 4 |c_ULTIMATE.start_main_~q~0#1|) (let ((.cse2 (* 1073741824 (div (+ 16 (* (- 2) |c_ULTIMATE.start_main_~p~0#1|) (* (- 1) |c_ULTIMATE.start_main_~q~0#1|) (* (div (+ 11 |c_ULTIMATE.start_main_~q~0#1|) 8) (- 4))) 2147483648)))) (<= (let ((.cse1 (* 4294967295 |c_ULTIMATE.start_main_~q~0#1|))) (+ 4294967273 (mod |c_ULTIMATE.start_main_~p~0#1| 2) (mod (+ .cse1 |c_ULTIMATE.start_main_~r~0#1| 4 .cse2) 4294967296) (mod (+ (* 4294967295 |c_ULTIMATE.start_main_~r~0#1|) .cse1 15) 4294967296) (* 4 |c_ULTIMATE.start_main_~q~0#1|))) (+ (div |c_ULTIMATE.start_main_~q~0#1| 4) |c_ULTIMATE.start_main_~p~0#1| (mod (+ (* (div |c_ULTIMATE.start_main_~p~0#1| 2) 4294967294) |c_ULTIMATE.start_main_~p~0#1| 4294967295) 4294967296) .cse2))) (<= 0 (div |c_ULTIMATE.start_main_~h~0#1| 4294967296)))) (<= .cse0 15))) is different from false [2024-11-08 22:19:45,429 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse0 (mod |c_ULTIMATE.start_main_~n~0#1| 4294967296))) (and (= |c_ULTIMATE.start_main_~h~0#1| 4) (<= 4 .cse0) (= 4 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~n~0#1| (+ |c_ULTIMATE.start_main_~r~0#1| 4)) (= |c_ULTIMATE.start_main_~p~0#1| 4) (not (and (<= 4 |c_ULTIMATE.start_main_~q~0#1|) (let ((.cse2 (* 1073741824 (div (+ 16 (* (- 2) |c_ULTIMATE.start_main_~p~0#1|) (* (- 1) |c_ULTIMATE.start_main_~q~0#1|) (* (div (+ 11 |c_ULTIMATE.start_main_~q~0#1|) 8) (- 4))) 2147483648)))) (<= (let ((.cse1 (* 4294967295 |c_ULTIMATE.start_main_~q~0#1|))) (+ 4294967273 (mod |c_ULTIMATE.start_main_~p~0#1| 2) (mod (+ .cse1 |c_ULTIMATE.start_main_~r~0#1| 4 .cse2) 4294967296) (mod (+ (* 4294967295 |c_ULTIMATE.start_main_~r~0#1|) .cse1 15) 4294967296) (* 4 |c_ULTIMATE.start_main_~q~0#1|))) (+ (div |c_ULTIMATE.start_main_~q~0#1| 4) |c_ULTIMATE.start_main_~p~0#1| (mod (+ (* (div |c_ULTIMATE.start_main_~p~0#1| 2) 4294967294) |c_ULTIMATE.start_main_~p~0#1| 4294967295) 4294967296) .cse2))) (<= 0 (div |c_ULTIMATE.start_main_~h~0#1| 4294967296)))) (<= .cse0 15)))) is different from true [2024-11-08 22:19:59,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:19:59,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 151 states and 321 transitions. [2024-11-08 22:19:59,610 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 321 transitions. [2024-11-08 22:19:59,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-08 22:19:59,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:19:59,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:19:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat