./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06a0ef3-a445-459e-908a-31bc21a96cf2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06a0ef3-a445-459e-908a-31bc21a96cf2/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_c06a0ef3-a445-459e-908a-31bc21a96cf2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06a0ef3-a445-459e-908a-31bc21a96cf2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06a0ef3-a445-459e-908a-31bc21a96cf2/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_c06a0ef3-a445-459e-908a-31bc21a96cf2/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 4030584521f36b8dc597e2fe097d1241b197ec784cb344ca35f6903bd5f84f17 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:12:47,489 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:12:47,599 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06a0ef3-a445-459e-908a-31bc21a96cf2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:12:47,606 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:12:47,607 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:12:47,650 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:12:47,651 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:12:47,652 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:12:47,653 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:12:47,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:12:47,655 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:12:47,656 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:12:47,656 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:12:47,657 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:12:47,657 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:12:47,660 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:12:47,661 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:12:47,661 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:12:47,661 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:12:47,662 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:12:47,662 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:12:47,666 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:12:47,666 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:12:47,667 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:12:47,667 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:12:47,668 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:12:47,668 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:12:47,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:47,669 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:12:47,669 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:12:47,669 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:12:47,670 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:12:47,674 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:12:47,674 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_c06a0ef3-a445-459e-908a-31bc21a96cf2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06a0ef3-a445-459e-908a-31bc21a96cf2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4030584521f36b8dc597e2fe097d1241b197ec784cb344ca35f6903bd5f84f17 [2024-11-09 00:12:47,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:12:48,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:12:48,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:12:48,014 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:12:48,016 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:12:48,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06a0ef3-a445-459e-908a-31bc21a96cf2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound10.c Unable to find full path for "g++" [2024-11-09 00:12:50,241 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:12:50,400 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:12:50,401 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06a0ef3-a445-459e-908a-31bc21a96cf2/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound10.c [2024-11-09 00:12:50,411 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06a0ef3-a445-459e-908a-31bc21a96cf2/bin/ukojak-verify-ImItNfHLgk/data/165ada86f/4251a9e917bd44748896121fab19e39c/FLAGf51c1ab5d [2024-11-09 00:12:50,803 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06a0ef3-a445-459e-908a-31bc21a96cf2/bin/ukojak-verify-ImItNfHLgk/data/165ada86f/4251a9e917bd44748896121fab19e39c [2024-11-09 00:12:50,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:12:50,807 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:12:50,808 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:50,809 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:12:50,818 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:12:50,819 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:50" (1/1) ... [2024-11-09 00:12:50,821 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@588a0198 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:50, skipping insertion in model container [2024-11-09 00:12:50,821 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:50" (1/1) ... [2024-11-09 00:12:50,843 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:12:51,036 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_c06a0ef3-a445-459e-908a-31bc21a96cf2/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound10.c[535,548] [2024-11-09 00:12:51,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:51,072 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:12:51,085 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_c06a0ef3-a445-459e-908a-31bc21a96cf2/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_unwindbound10.c[535,548] [2024-11-09 00:12:51,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:51,115 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:12:51,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:51 WrapperNode [2024-11-09 00:12:51,116 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:51,117 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:51,117 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:12:51,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:12:51,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:51" (1/1) ... [2024-11-09 00:12:51,134 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:51" (1/1) ... [2024-11-09 00:12:51,153 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 65 [2024-11-09 00:12:51,154 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:51,154 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:12:51,155 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:12:51,155 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:12:51,165 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:51" (1/1) ... [2024-11-09 00:12:51,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:51" (1/1) ... [2024-11-09 00:12:51,167 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:51" (1/1) ... [2024-11-09 00:12:51,167 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:51" (1/1) ... [2024-11-09 00:12:51,171 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:51" (1/1) ... [2024-11-09 00:12:51,175 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:51" (1/1) ... [2024-11-09 00:12:51,176 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:51" (1/1) ... [2024-11-09 00:12:51,177 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:51" (1/1) ... [2024-11-09 00:12:51,179 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:12:51,180 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:12:51,180 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:12:51,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:12:51,182 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:51" (1/1) ... [2024-11-09 00:12:51,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:51,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06a0ef3-a445-459e-908a-31bc21a96cf2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:12:51,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06a0ef3-a445-459e-908a-31bc21a96cf2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:12:51,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06a0ef3-a445-459e-908a-31bc21a96cf2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:12:51,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:12:51,270 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:12:51,270 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:12:51,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:12:51,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:12:51,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:12:51,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:12:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:12:51,355 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:12:51,359 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:12:51,627 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-09 00:12:51,627 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:12:51,669 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:12:51,669 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-09 00:12:51,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:51 BoogieIcfgContainer [2024-11-09 00:12:51,670 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:12:51,671 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:12:51,671 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:12:51,683 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:12:51,683 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:12:51" (1/1) ... [2024-11-09 00:12:51,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:12:51,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:51,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-11-09 00:12:51,757 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-11-09 00:12:51,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:12:51,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:51,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:12:51,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:51,945 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:12:51,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:51,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-09 00:12:51,977 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-09 00:12:51,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:12:51,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:51,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:12:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:52,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:12:52,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:52,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 29 states and 41 transitions. [2024-11-09 00:12:52,259 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 41 transitions. [2024-11-09 00:12:52,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:12:52,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:52,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:12:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:12:52,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:12:52,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:12:52,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:12:52,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:12:58,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.15s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:12:59,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:12:59,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:12:59,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 34 states and 54 transitions. [2024-11-09 00:12:59,672 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2024-11-09 00:12:59,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:12:59,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:12:59,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:12:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:01,239 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:13:04,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.58s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:13:04,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:04,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 54 transitions. [2024-11-09 00:13:04,576 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2024-11-09 00:13:04,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:13:04,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:04,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:13:04,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:04,694 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:13:04,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:04,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 38 states and 57 transitions. [2024-11-09 00:13:04,746 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 57 transitions. [2024-11-09 00:13:04,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:13:04,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:04,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:13:04,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:05,041 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:13:38,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:38,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 66 transitions. [2024-11-09 00:13:38,583 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2024-11-09 00:13:38,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:13:38,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:38,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:13:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:38,768 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 00:13:38,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:38,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 66 transitions. [2024-11-09 00:13:38,986 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2024-11-09 00:13:38,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-09 00:13:38,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:38,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:13:39,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:39,227 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:14:10,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:10,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 75 transitions. [2024-11-09 00:14:10,094 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 75 transitions. [2024-11-09 00:14:10,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:14:10,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:10,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:14:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:10,258 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:14:22,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:22,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 79 transitions. [2024-11-09 00:14:22,271 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2024-11-09 00:14:22,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-09 00:14:22,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:22,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:14:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:14:22,707 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-09 00:15:02,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:15:02,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 56 states and 94 transitions. [2024-11-09 00:15:02,447 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2024-11-09 00:15:02,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-09 00:15:02,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:15:02,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:15:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:15:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:15:02,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:15:02,521 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:15:14,435 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-09 00:15:36,169 WARN L286 SmtUtils]: Spent 15.55s on a formula simplification. DAG size of input: 32 DAG size of output: 21 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:15:53,570 WARN L286 SmtUtils]: Spent 7.46s on a formula simplification. DAG size of input: 34 DAG size of output: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:16:47,241 WARN L286 SmtUtils]: Spent 20.38s on a formula simplification. DAG size of input: 34 DAG size of output: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:17:01,011 WARN L286 SmtUtils]: Spent 9.48s on a formula simplification. DAG size of input: 32 DAG size of output: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:18:06,305 WARN L286 SmtUtils]: Spent 6.69s on a formula simplification. DAG size of input: 34 DAG size of output: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:18:25,706 WARN L286 SmtUtils]: Spent 15.39s on a formula simplification. DAG size of input: 32 DAG size of output: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:18:41,413 WARN L286 SmtUtils]: Spent 10.83s on a formula simplification. DAG size of input: 34 DAG size of output: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:19:13,240 WARN L286 SmtUtils]: Spent 5.27s on a formula simplification. DAG size of input: 30 DAG size of output: 21 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:19:58,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:20:08,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:20:12,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:20:12,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 65 states and 117 transitions. [2024-11-09 00:20:12,147 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 117 transitions. [2024-11-09 00:20:12,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-09 00:20:12,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:20:12,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:20:12,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:12,673 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-09 00:21:46,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:21:46,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 69 states and 129 transitions. [2024-11-09 00:21:46,851 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 129 transitions. [2024-11-09 00:21:46,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-09 00:21:46,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:21:46,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:21:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:21:46,915 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-09 00:22:03,391 WARN L286 SmtUtils]: Spent 6.37s on a formula simplification. DAG size of input: 32 DAG size of output: 22 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:22:29,471 WARN L286 SmtUtils]: Spent 18.14s on a formula simplification. DAG size of input: 32 DAG size of output: 22 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:22:53,346 WARN L286 SmtUtils]: Spent 15.90s on a formula simplification. DAG size of input: 30 DAG size of output: 19 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:22:53,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:22:53,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 72 states and 133 transitions. [2024-11-09 00:22:53,803 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 133 transitions. [2024-11-09 00:22:53,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-09 00:22:53,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:22:53,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:22:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:22:53,901 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-09 00:22:58,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:22:58,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 74 states and 137 transitions. [2024-11-09 00:22:58,095 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 137 transitions. [2024-11-09 00:22:58,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:22:58,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:22:58,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:22:58,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:22:58,666 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-09 00:23:11,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:11,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 76 states and 144 transitions. [2024-11-09 00:23:11,636 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2024-11-09 00:23:11,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 00:23:11,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:11,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:11,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:12,309 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:23:31,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:31,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 80 states and 156 transitions. [2024-11-09 00:23:31,946 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 156 transitions. [2024-11-09 00:23:31,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 00:23:31,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:31,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:32,028 INFO L255 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-09 00:23:32,030 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:48,255 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-09 00:24:06,098 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (= |c_ULTIMATE.start_main_~v~0#1| 1))) (and (not (and (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (let ((.cse0 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2))) (* .cse0 .cse0))) (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0) .cse1)) (<= c_~counter~0 2) .cse1 (<= (+ |c_ULTIMATE.start_main_~r~0#1| 1) 0) (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4))))) is different from false [2024-11-09 00:24:18,953 WARN L873 $PredicateComparison]: unable to prove that (not (let ((.cse1 (= |c_ULTIMATE.start_main_~v~0#1| 1))) (and (not (and (= (+ |c_ULTIMATE.start_main_~r~0#1| |c_ULTIMATE.start_main_~A~0#1|) (let ((.cse0 (div (+ (- 1) |c_ULTIMATE.start_main_~u~0#1|) 2))) (* .cse0 .cse0))) (= (mod (+ |c_ULTIMATE.start_main_~u~0#1| 1) 2) 0) .cse1)) (<= c_~counter~0 2) .cse1 (<= (+ |c_ULTIMATE.start_main_~r~0#1| 1) 0) (= (+ (* |c_ULTIMATE.start_main_~u~0#1| |c_ULTIMATE.start_main_~u~0#1|) (* 2 |c_ULTIMATE.start_main_~v~0#1|)) (+ (* |c_ULTIMATE.start_main_~v~0#1| |c_ULTIMATE.start_main_~v~0#1|) (* |c_ULTIMATE.start_main_~u~0#1| 2) (* |c_ULTIMATE.start_main_~r~0#1| 4) (* |c_ULTIMATE.start_main_~A~0#1| 4)))))) is different from true [2024-11-09 00:24:44,120 WARN L286 SmtUtils]: Spent 12.69s on a formula simplification. DAG size of input: 32 DAG size of output: 22 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:25:06,707 WARN L286 SmtUtils]: Spent 20.07s on a formula simplification. DAG size of input: 34 DAG size of output: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:25:34,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:25:54,902 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:26:02,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.43s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:26:27,312 WARN L286 SmtUtils]: Spent 8.79s on a formula simplification. DAG size of input: 34 DAG size of output: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:26:43,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:26:49,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:49,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 83 states and 167 transitions. [2024-11-09 00:26:49,024 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 167 transitions. [2024-11-09 00:26:49,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 00:26:49,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:49,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:49,153 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-09 00:26:50,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:50,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 83 states and 166 transitions. [2024-11-09 00:26:50,516 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 166 transitions. [2024-11-09 00:26:50,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 00:26:50,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:50,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:50,688 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-09 00:27:02,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 85 states and 167 transitions. [2024-11-09 00:27:02,100 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 167 transitions. [2024-11-09 00:27:02,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 00:27:02,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:02,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:02,224 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:27:16,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:27:30,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:30,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 85 states and 165 transitions. [2024-11-09 00:27:30,683 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 165 transitions. [2024-11-09 00:27:30,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 00:27:30,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:30,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:31,422 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:27:47,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:47,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 89 states and 176 transitions. [2024-11-09 00:27:47,013 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 176 transitions. [2024-11-09 00:27:47,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 00:27:47,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:47,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:47,101 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:27:48,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:48,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 89 states and 175 transitions. [2024-11-09 00:27:48,241 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 175 transitions. [2024-11-09 00:27:48,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-09 00:27:48,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:48,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:48,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:48,504 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:28:12,224 WARN L286 SmtUtils]: Spent 8.91s on a formula simplification. DAG size of input: 33 DAG size of output: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)