./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/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_c2519a42-d699-400e-a643-a3dac9f76e45/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 97bfd47a763eadf3b0af2f8e585b7163ffc0c68bcbafc8205f8cd9e774a99e69 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:01:57,957 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:01:58,091 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:01:58,098 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:01:58,101 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:01:58,145 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:01:58,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:01:58,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:01:58,151 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:01:58,152 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:01:58,153 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:01:58,153 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:01:58,154 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:01:58,157 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:01:58,158 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:01:58,158 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:01:58,159 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:01:58,159 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:01:58,159 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:01:58,160 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:01:58,160 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:01:58,161 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:01:58,164 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:01:58,165 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:01:58,165 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:01:58,166 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:01:58,166 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:01:58,166 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:01:58,167 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:01:58,167 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:01:58,167 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:01:58,171 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:01:58,171 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:01:58,172 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:01:58,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:01:58,172 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_c2519a42-d699-400e-a643-a3dac9f76e45/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97bfd47a763eadf3b0af2f8e585b7163ffc0c68bcbafc8205f8cd9e774a99e69 [2024-11-08 23:01:58,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:01:58,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:01:58,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:01:58,578 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:01:58,578 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:01:58,580 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound10.c Unable to find full path for "g++" [2024-11-08 23:02:00,661 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:02:00,921 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:02:00,922 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/sv-benchmarks/c/nla-digbench-scaling/geo1-u2_unwindbound10.c [2024-11-08 23:02:00,939 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/bin/ukojak-verify-ImItNfHLgk/data/ce4f03521/5d353fcf13b842e28884d71bbd51911a/FLAGe9d6abb7c [2024-11-08 23:02:01,255 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/bin/ukojak-verify-ImItNfHLgk/data/ce4f03521/5d353fcf13b842e28884d71bbd51911a [2024-11-08 23:02:01,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:02:01,260 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:02:01,261 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:02:01,261 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:02:01,270 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:02:01,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:02:01" (1/1) ... [2024-11-08 23:02:01,275 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b401cb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:01, skipping insertion in model container [2024-11-08 23:02:01,275 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:02:01" (1/1) ... [2024-11-08 23:02:01,299 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:02:01,553 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:02:01,565 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:02:01,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:02:01,606 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:02:01,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:01 WrapperNode [2024-11-08 23:02:01,607 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:02:01,608 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:02:01,608 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:02:01,609 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:02:01,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:01" (1/1) ... [2024-11-08 23:02:01,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:01" (1/1) ... [2024-11-08 23:02:01,665 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2024-11-08 23:02:01,665 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:02:01,666 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:02:01,667 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:02:01,667 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:02:01,677 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:01" (1/1) ... [2024-11-08 23:02:01,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:01" (1/1) ... [2024-11-08 23:02:01,680 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:01" (1/1) ... [2024-11-08 23:02:01,680 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:01" (1/1) ... [2024-11-08 23:02:01,691 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:01" (1/1) ... [2024-11-08 23:02:01,699 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:01" (1/1) ... [2024-11-08 23:02:01,701 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:01" (1/1) ... [2024-11-08 23:02:01,702 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:01" (1/1) ... [2024-11-08 23:02:01,704 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:02:01,705 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:02:01,705 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:02:01,705 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:02:01,706 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:01" (1/1) ... [2024-11-08 23:02:01,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:02:01,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:02:01,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:02:01,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:02:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:02:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:02:01,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:02:01,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:02:01,814 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:02:01,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:02:01,885 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:02:01,887 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:02:02,242 INFO L? ?]: Removed 53 outVars from TransFormulas that were not future-live. [2024-11-08 23:02:02,242 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:02:02,283 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:02:02,283 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:02:02,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:02:02 BoogieIcfgContainer [2024-11-08 23:02:02,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:02:02,285 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:02:02,285 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:02:02,299 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:02:02,299 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:02:02" (1/1) ... [2024-11-08 23:02:02,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:02:02,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:02,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 58 states and 61 transitions. [2024-11-08 23:02:02,381 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2024-11-08 23:02:02,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:02:02,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:02,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:02,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:02,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:02,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2024-11-08 23:02:02,725 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2024-11-08 23:02:02,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:02:02,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:02,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:02,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:02,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:02,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:02,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 61 states and 64 transitions. [2024-11-08 23:02:02,813 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 64 transitions. [2024-11-08 23:02:02,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:02:02,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:02,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:02,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:02,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:02,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:02,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 62 states and 65 transitions. [2024-11-08 23:02:02,970 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 65 transitions. [2024-11-08 23:02:02,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:02:02,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:02,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:02:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:03,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:02:03,056 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:02:03,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:03,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:03,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2024-11-08 23:02:03,353 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2024-11-08 23:02:03,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:02:03,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:03,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:03,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:02:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:03,384 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:02:03,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:02:03,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:03,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:03,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 68 states and 73 transitions. [2024-11-08 23:02:03,422 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 73 transitions. [2024-11-08 23:02:03,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:02:03,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:03,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:03,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:02:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:03,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:02:03,468 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:02:03,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:03,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:03,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 69 states and 74 transitions. [2024-11-08 23:02:03,514 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2024-11-08 23:02:03,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:02:03,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:03,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:03,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:03,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:03,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:03,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2024-11-08 23:02:03,733 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2024-11-08 23:02:03,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:02:03,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:03,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:03,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:02:03,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:03,813 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:02:03,814 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:02:03,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:04,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:04,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 79 states and 86 transitions. [2024-11-08 23:02:04,455 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2024-11-08 23:02:04,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:02:04,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:04,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:04,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:05,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:05,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 89 states and 100 transitions. [2024-11-08 23:02:05,484 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 100 transitions. [2024-11-08 23:02:05,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:02:05,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:05,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:05,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:06,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:06,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 90 states and 102 transitions. [2024-11-08 23:02:06,109 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2024-11-08 23:02:06,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:02:06,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:06,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:06,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:06,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:06,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 92 states and 105 transitions. [2024-11-08 23:02:06,472 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 105 transitions. [2024-11-08 23:02:06,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:02:06,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:06,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:06,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:02:06,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:06,512 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:02:06,513 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:02:06,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:06,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:06,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 95 states and 111 transitions. [2024-11-08 23:02:06,610 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2024-11-08 23:02:06,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:02:06,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:06,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:06,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:08,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:08,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 110 states and 134 transitions. [2024-11-08 23:02:08,531 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 134 transitions. [2024-11-08 23:02:08,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:02:08,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:08,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:08,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:02:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:08,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:02:08,574 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:02:08,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:08,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:08,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 111 states and 135 transitions. [2024-11-08 23:02:08,657 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 135 transitions. [2024-11-08 23:02:08,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:02:08,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:08,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:08,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:08,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:08,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:08,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 112 states and 136 transitions. [2024-11-08 23:02:08,770 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 136 transitions. [2024-11-08 23:02:08,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:02:08,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:08,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:08,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:08,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:09,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:09,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 113 states and 138 transitions. [2024-11-08 23:02:09,318 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 138 transitions. [2024-11-08 23:02:09,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:02:09,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:09,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:09,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:13,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:13,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 116 states and 142 transitions. [2024-11-08 23:02:13,572 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 142 transitions. [2024-11-08 23:02:13,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:02:13,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:13,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:02:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:13,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:02:13,604 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:02:13,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:13,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:13,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 118 states and 145 transitions. [2024-11-08 23:02:13,980 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 145 transitions. [2024-11-08 23:02:13,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:02:13,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:13,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:13,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:15,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:02:24,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:02:24,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 122 states and 150 transitions. [2024-11-08 23:02:24,084 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 150 transitions. [2024-11-08 23:02:24,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:02:24,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:02:24,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:02:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:02:38,353 WARN L286 SmtUtils]: Spent 10.02s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:04:39,590 WARN L286 SmtUtils]: Spent 10.03s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 23:05:19,273 WARN L286 SmtUtils]: Spent 24.50s on a formula simplification that was a NOOP. DAG size: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:06:28,325 WARN L286 SmtUtils]: Spent 9.47s on a formula simplification that was a NOOP. DAG size: 20 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:06:28,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:08:22,293 WARN L286 SmtUtils]: Spent 20.02s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:09:32,483 WARN L286 SmtUtils]: Spent 22.52s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:10:25,964 WARN L286 SmtUtils]: Spent 10.01s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:11:10,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:10,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 127 states and 160 transitions. [2024-11-08 23:11:10,772 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 160 transitions. [2024-11-08 23:11:10,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:11:10,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:10,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:10,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:10,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:11,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:11,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 126 states and 159 transitions. [2024-11-08 23:11:11,036 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 159 transitions. [2024-11-08 23:11:11,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:11:11,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:11,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:21,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:12:40,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:40,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 139 states and 177 transitions. [2024-11-08 23:12:40,883 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 177 transitions. [2024-11-08 23:12:40,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 23:12:40,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:40,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:41,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:13:33,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:33,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 149 states and 189 transitions. [2024-11-08 23:13:33,872 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 189 transitions. [2024-11-08 23:13:33,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:13:33,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:33,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:13:33,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:33,898 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:13:33,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:13:37,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:14:07,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:07,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 167 states and 211 transitions. [2024-11-08 23:14:07,397 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 211 transitions. [2024-11-08 23:14:07,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:14:07,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:07,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:14:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:14:07,425 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:14:07,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:14:07,453 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 25 iterations. [2024-11-08 23:14:07,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:14:07 ImpRootNode [2024-11-08 23:14:07,512 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:14:07,513 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:14:07,513 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:14:07,513 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:14:07,514 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:02:02" (3/4) ... [2024-11-08 23:14:07,514 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 23:14:07,581 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:14:07,582 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:14:07,583 INFO L158 Benchmark]: Toolchain (without parser) took 726322.98ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 126.0MB in the beginning and 50.5MB in the end (delta: 75.5MB). Peak memory consumption was 106.0MB. Max. memory is 16.1GB. [2024-11-08 23:14:07,583 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 121.6MB. Free memory was 92.9MB in the beginning and 92.8MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:14:07,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 346.50ms. Allocated memory is still 155.2MB. Free memory was 125.3MB in the beginning and 113.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:14:07,584 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.53ms. Allocated memory is still 155.2MB. Free memory was 113.1MB in the beginning and 125.7MB in the end (delta: -12.7MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2024-11-08 23:14:07,584 INFO L158 Benchmark]: Boogie Preprocessor took 37.78ms. Allocated memory is still 155.2MB. Free memory was 125.7MB in the beginning and 124.9MB in the end (delta: 797.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:14:07,589 INFO L158 Benchmark]: RCFGBuilder took 579.11ms. Allocated memory is still 155.2MB. Free memory was 124.9MB in the beginning and 106.9MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:14:07,589 INFO L158 Benchmark]: CodeCheck took 725227.28ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 106.9MB in the beginning and 52.6MB in the end (delta: 54.2MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. [2024-11-08 23:14:07,590 INFO L158 Benchmark]: Witness Printer took 69.31ms. Allocated memory is still 186.6MB. Free memory was 52.6MB in the beginning and 50.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:14:07,593 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 58 locations, 24 error locations. Started 1 CEGAR loops. OverallTime: 725.1s, OverallIterations: 25, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2225 SdHoareTripleChecker+Valid, 13.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1744 mSDsluCounter, 348 SdHoareTripleChecker+Invalid, 11.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 116 mSDsCounter, 577 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5110 IncrementalHoareTripleChecker+Invalid, 5687 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 577 mSolverCounterUnsat, 232 mSDtfsCounter, 5110 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2897 GetRequests, 2621 SyntacticMatches, 88 SemanticMatches, 188 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20011 ImplicationChecksByTransitivity, 694.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 262.7s InterpolantComputationTime, 384 NumberOfCodeBlocks, 384 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 335 ConstructedInterpolants, 0 QuantifiedInterpolants, 1969 SizeOfPredicates, 0 NumberOfNonLiveVariables, 379 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 24 InterpolantComputations, 24 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 41]: integer overflow possible integer overflow possible We found a FailurePath: [L22] int counter = 0; [L24] unsigned int z, k; [L25] long long x, y, c; [L26] z = __VERIFIER_nondet_uint() [L27] k = __VERIFIER_nondet_uint() [L29] x = 1 [L30] y = z [L31] c = 1 VAL [c=1, counter=0, x=1, y=3037000500, z=7331967796] [L33] EXPR counter++ VAL [c=1, counter=1, x=1, y=3037000500, z=7331967796] [L33] COND TRUE counter++<10 [L34] EXPR x*z VAL [c=1, counter=1, x=1, y=3037000500, z=7331967796] [L34] EXPR x*z - x VAL [c=1, counter=1, x=1, y=3037000500, z=7331967796] [L34] EXPR x*z - x - y VAL [c=1, counter=1, x=1, y=3037000500, z=7331967796] [L34] EXPR x*z - x - y + 1 VAL [c=1, counter=1, x=1, y=3037000500, z=7331967796] [L34] CALL __VERIFIER_assert(x*z - x - y + 1 == 0) VAL [counter=1] [L16] COND FALSE !(!(cond)) [L34] RET __VERIFIER_assert(x*z - x - y + 1 == 0) VAL [c=1, counter=1, x=1, y=3037000500, z=7331967796] [L36] COND FALSE !(!(c < k)) VAL [c=1, counter=1, k=2, x=1, y=3037000500, z=7331967796] [L39] EXPR c + 1 [L39] c = c + 1 VAL [c=2, counter=1, k=2, x=1, y=3037000500, z=7331967796] [L40] EXPR x * z VAL [c=2, counter=1, k=2, x=1, y=3037000500, z=7331967796] [L40] EXPR x * z + 1 [L40] x = x * z + 1 VAL [c=2, counter=1, k=2, x=3037000501, y=3037000500, z=7331967796] [L41] y * z VAL [c=2, counter=1, k=2, x=3037000501] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 121.6MB. Free memory was 92.9MB in the beginning and 92.8MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 346.50ms. Allocated memory is still 155.2MB. Free memory was 125.3MB in the beginning and 113.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.53ms. Allocated memory is still 155.2MB. Free memory was 113.1MB in the beginning and 125.7MB in the end (delta: -12.7MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.78ms. Allocated memory is still 155.2MB. Free memory was 125.7MB in the beginning and 124.9MB in the end (delta: 797.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 579.11ms. Allocated memory is still 155.2MB. Free memory was 124.9MB in the beginning and 106.9MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 725227.28ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 106.9MB in the beginning and 52.6MB in the end (delta: 54.2MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. * Witness Printer took 69.31ms. Allocated memory is still 186.6MB. Free memory was 52.6MB in the beginning and 50.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 23:14:07,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2519a42-d699-400e-a643-a3dac9f76e45/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)