./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_freire2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_freire2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL --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 fe305249fd372aa93f06f96f19c9f980fcfbf950606534816ffa9c7d79f22fc1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:00:15,766 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:00:15,859 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:00:15,863 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:00:15,864 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:00:15,891 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:00:15,892 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:00:15,893 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:00:15,893 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:00:15,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:00:15,895 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:00:15,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:00:15,896 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:00:15,896 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:00:15,897 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:00:15,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:00:15,898 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:00:15,899 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:00:15,899 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:00:15,900 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:00:15,900 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:00:15,905 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:00:15,905 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:00:15,905 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:00:15,907 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:00:15,907 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:00:15,908 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:00:15,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:00:15,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:15,923 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:00:15,924 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:00:15,924 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:00:15,925 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:00:15,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:00:15,926 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:00:15,926 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_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe305249fd372aa93f06f96f19c9f980fcfbf950606534816ffa9c7d79f22fc1 [2023-11-19 03:00:16,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:00:16,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:00:16,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:00:16,230 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:00:16,231 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:00:16,232 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/recursified_nla-digbench/recursified_freire2.c [2023-11-19 03:00:19,317 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:00:19,545 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:00:19,546 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/sv-benchmarks/c/recursified_nla-digbench/recursified_freire2.c [2023-11-19 03:00:19,558 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/data/963a6428b/6b72e4e758354520bf71a5894ef64b2e/FLAG821b81749 [2023-11-19 03:00:19,573 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/data/963a6428b/6b72e4e758354520bf71a5894ef64b2e [2023-11-19 03:00:19,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:00:19,577 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:00:19,578 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:19,579 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:00:19,584 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:00:19,584 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:19" (1/1) ... [2023-11-19 03:00:19,586 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210ca1c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:19, skipping insertion in model container [2023-11-19 03:00:19,586 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:19" (1/1) ... [2023-11-19 03:00:19,611 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:00:19,825 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:19,836 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:00:19,869 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:19,882 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:00:19,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:19 WrapperNode [2023-11-19 03:00:19,882 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:19,883 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:19,883 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:00:19,883 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:00:19,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:19" (1/1) ... [2023-11-19 03:00:19,899 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:19" (1/1) ... [2023-11-19 03:00:19,927 INFO L138 Inliner]: procedures = 18, calls = 77, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 111 [2023-11-19 03:00:19,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:19,929 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:00:19,929 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:00:19,929 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:00:19,943 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:19" (1/1) ... [2023-11-19 03:00:19,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:19" (1/1) ... [2023-11-19 03:00:19,948 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:19" (1/1) ... [2023-11-19 03:00:19,956 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:19" (1/1) ... [2023-11-19 03:00:19,975 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:19" (1/1) ... [2023-11-19 03:00:19,980 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:19" (1/1) ... [2023-11-19 03:00:19,983 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:19" (1/1) ... [2023-11-19 03:00:19,984 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:19" (1/1) ... [2023-11-19 03:00:19,988 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:00:19,989 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:00:19,997 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:00:19,998 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:00:19,999 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:19" (1/1) ... [2023-11-19 03:00:20,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:20,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:00:20,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:00:20,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:00:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_0_to_36_0 [2023-11-19 03:00:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_0_to_36_0 [2023-11-19 03:00:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:00:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:00:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:00:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:00:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 03:00:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 03:00:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:00:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:00:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:00:20,108 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:00:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:00:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:00:20,250 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:00:20,252 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:00:20,898 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:00:20,934 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:00:20,935 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:00:20,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:20 BoogieIcfgContainer [2023-11-19 03:00:20,941 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:00:20,942 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:00:20,942 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:00:20,953 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:00:20,953 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:20" (1/1) ... [2023-11-19 03:00:20,962 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:00:21,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:21,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 144 states and 151 transitions. [2023-11-19 03:00:21,019 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2023-11-19 03:00:21,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:00:21,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:21,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:21,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:21,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:21,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 147 states and 154 transitions. [2023-11-19 03:00:21,737 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 154 transitions. [2023-11-19 03:00:21,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:00:21,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:21,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:21,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:21,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:21,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:21,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 148 states and 155 transitions. [2023-11-19 03:00:21,976 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 155 transitions. [2023-11-19 03:00:21,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:00:21,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:21,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:22,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:22,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 03:00:22,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:22,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-19 03:00:22,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:22,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:22,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 149 states and 157 transitions. [2023-11-19 03:00:22,447 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 157 transitions. [2023-11-19 03:00:22,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:00:22,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:22,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:00:22,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:00:22,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:00:22,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-19 03:00:22,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:00:22,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:00:22,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 151 states and 159 transitions. [2023-11-19 03:00:22,742 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 159 transitions. [2023-11-19 03:00:22,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:00:22,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:00:22,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:00:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:00:22,812 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:00:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:00:22,854 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2023-11-19 03:00:22,881 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-19 03:00:22,882 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-19 03:00:22,883 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-19 03:00:22,883 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated [2023-11-19 03:00:22,883 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-19 03:00:22,884 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-19 03:00:22,884 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated [2023-11-19 03:00:22,884 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-19 03:00:22,884 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated [2023-11-19 03:00:22,885 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated [2023-11-19 03:00:22,885 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-19 03:00:22,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:00:22 ImpRootNode [2023-11-19 03:00:22,889 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:00:22,890 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:00:22,890 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:00:22,890 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:00:22,891 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:20" (3/4) ... [2023-11-19 03:00:22,893 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:00:22,894 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:00:22,895 INFO L158 Benchmark]: Toolchain (without parser) took 3317.89ms. Allocated memory was 157.3MB in the beginning and 195.0MB in the end (delta: 37.7MB). Free memory was 112.4MB in the beginning and 138.1MB in the end (delta: -25.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-11-19 03:00:22,896 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 157.3MB. Free memory was 126.6MB in the beginning and 126.5MB in the end (delta: 81.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:00:22,897 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.98ms. Allocated memory is still 157.3MB. Free memory was 111.9MB in the beginning and 100.2MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:00:22,897 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.89ms. Allocated memory is still 157.3MB. Free memory was 100.2MB in the beginning and 98.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:00:22,898 INFO L158 Benchmark]: Boogie Preprocessor took 59.88ms. Allocated memory is still 157.3MB. Free memory was 98.5MB in the beginning and 96.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:00:22,899 INFO L158 Benchmark]: RCFGBuilder took 951.76ms. Allocated memory is still 157.3MB. Free memory was 96.8MB in the beginning and 67.1MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 03:00:22,899 INFO L158 Benchmark]: CodeCheck took 1947.50ms. Allocated memory was 157.3MB in the beginning and 195.0MB in the end (delta: 37.7MB). Free memory was 67.1MB in the beginning and 138.1MB in the end (delta: -71.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:00:22,900 INFO L158 Benchmark]: Witness Printer took 4.14ms. Allocated memory is still 195.0MB. Free memory is still 138.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:00:22,903 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 3 procedures, 144 locations, 60 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 34 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 120 IncrementalHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 16 mSDtfsCounter, 120 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 196 GetRequests, 174 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 158 SizeOfPredicates, 12 NumberOfNonLiveVariables, 275 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 - UnprovableResult [Line: 58]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of to_int at line 58. Possible FailurePath: [L81] int r; [L82] double a; [L83] double x; [L84] double s; [L85] a = __VERIFIER_nondet_double() [L86] EXPR \read(a) [L86] x = a [L87] s = 3.25 [L88] r = 1 VAL [a={4:0}, r={6:0}, s={5:0}, x={7:0}] [L89] CALL func_to_recursive_line_0_to_36_0(&s, &a, &x, &r) VAL [a={4:0}, r={6:0}, s={5:0}, x={7:0}] [L58] EXPR \read(*s) [L58] EXPR \read(*r) VAL [a={4:0}, a={4:0}, r={6:0}, r={6:0}, s={5:0}, s={5:0}, x={7:0}, x={7:0}] [L58] EXPR 12 * (*r) [L58] EXPR \read(*r) VAL [a={4:0}, a={4:0}, r={6:0}, r={6:0}, s={5:0}, s={5:0}, x={7:0}, x={7:0}] [L58] EXPR (12 * (*r)) * (*r) VAL [a={4:0}, a={4:0}, r={6:0}, r={6:0}, s={5:0}, s={5:0}, x={7:0}, x={7:0}] [L58] ((int) (4 * (*s))) - ((12 * (*r)) * (*r)) VAL [a={4:0}, a={4:0}, r={6:0}, r={6:0}, s={5:0}, s={5:0}, x={7:0}, x={7:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 157.3MB. Free memory was 126.6MB in the beginning and 126.5MB in the end (delta: 81.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.98ms. Allocated memory is still 157.3MB. Free memory was 111.9MB in the beginning and 100.2MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.89ms. Allocated memory is still 157.3MB. Free memory was 100.2MB in the beginning and 98.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.88ms. Allocated memory is still 157.3MB. Free memory was 98.5MB in the beginning and 96.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 951.76ms. Allocated memory is still 157.3MB. Free memory was 96.8MB in the beginning and 67.1MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 1947.50ms. Allocated memory was 157.3MB in the beginning and 195.0MB in the end (delta: 37.7MB). Free memory was 67.1MB in the beginning and 138.1MB in the end (delta: -71.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.14ms. Allocated memory is still 195.0MB. Free memory is still 138.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:00:22,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_freire2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL --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 fe305249fd372aa93f06f96f19c9f980fcfbf950606534816ffa9c7d79f22fc1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:00:25,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:00:25,497 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:00:25,529 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:00:25,532 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:00:25,533 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:00:25,534 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:00:25,535 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:00:25,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:00:25,541 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:00:25,541 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:00:25,542 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:00:25,542 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:00:25,544 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:00:25,544 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:00:25,545 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:00:25,545 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:00:25,546 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:00:25,546 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:00:25,547 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:00:25,547 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:00:25,548 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:00:25,548 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:00:25,549 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:00:25,549 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:00:25,550 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:00:25,550 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:00:25,551 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:00:25,551 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:00:25,551 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:00:25,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:25,553 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:00:25,554 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:00:25,554 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:00:25,554 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:00:25,555 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:00:25,555 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:00:25,555 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:00:25,556 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:00:25,557 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe305249fd372aa93f06f96f19c9f980fcfbf950606534816ffa9c7d79f22fc1 [2023-11-19 03:00:26,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:00:26,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:00:26,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:00:26,051 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:00:26,051 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:00:26,053 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/recursified_nla-digbench/recursified_freire2.c [2023-11-19 03:00:29,309 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:00:29,548 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:00:29,549 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/sv-benchmarks/c/recursified_nla-digbench/recursified_freire2.c [2023-11-19 03:00:29,557 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/data/6666b55a5/ae5dddd319ec4ed0b1dd7207f6f23e47/FLAGb11f7077d [2023-11-19 03:00:29,572 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/data/6666b55a5/ae5dddd319ec4ed0b1dd7207f6f23e47 [2023-11-19 03:00:29,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:00:29,576 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:00:29,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:29,578 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:00:29,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:00:29,583 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:29" (1/1) ... [2023-11-19 03:00:29,584 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@410ad13f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:29, skipping insertion in model container [2023-11-19 03:00:29,584 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:29" (1/1) ... [2023-11-19 03:00:29,619 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:00:29,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:29,822 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:00:29,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:29,879 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:00:29,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:29 WrapperNode [2023-11-19 03:00:29,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:29,881 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:29,882 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:00:29,882 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:00:29,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:29" (1/1) ... [2023-11-19 03:00:29,921 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:29" (1/1) ... [2023-11-19 03:00:29,961 INFO L138 Inliner]: procedures = 21, calls = 77, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 112 [2023-11-19 03:00:29,962 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:29,963 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:00:29,963 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:00:29,970 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:00:29,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:29" (1/1) ... [2023-11-19 03:00:29,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:29" (1/1) ... [2023-11-19 03:00:29,993 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:29" (1/1) ... [2023-11-19 03:00:29,997 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:29" (1/1) ... [2023-11-19 03:00:30,021 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:29" (1/1) ... [2023-11-19 03:00:30,038 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:29" (1/1) ... [2023-11-19 03:00:30,041 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:29" (1/1) ... [2023-11-19 03:00:30,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:29" (1/1) ... [2023-11-19 03:00:30,060 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:00:30,061 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:00:30,062 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:00:30,062 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:00:30,063 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:29" (1/1) ... [2023-11-19 03:00:30,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:30,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:00:30,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:00:30,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:00:30,162 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_0_to_36_0 [2023-11-19 03:00:30,163 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_0_to_36_0 [2023-11-19 03:00:30,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:00:30,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-19 03:00:30,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-19 03:00:30,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:00:30,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:00:30,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:00:30,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:00:30,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:00:30,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:00:30,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:00:30,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:00:30,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:00:30,356 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:00:30,358 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:01:23,130 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:01:23,171 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:01:23,172 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:01:23,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:23 BoogieIcfgContainer [2023-11-19 03:01:23,179 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:01:23,180 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:01:23,180 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:01:23,191 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:01:23,191 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:23" (1/1) ... [2023-11-19 03:01:23,201 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:01:23,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:23,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 144 states and 151 transitions. [2023-11-19 03:01:23,273 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 151 transitions. [2023-11-19 03:01:23,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:01:23,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:23,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:01:23,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:01:23,284 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:01:23,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46e5947d-cf67-4cc5-8e58-dd50a30e9c34/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:01:23,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:23,566 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:01:23,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:23,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:01:23,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:23,689 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:01:23,695 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:01:23,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 03:01:23,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 03:01:23,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2023-11-19 03:01:23,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 48 [2023-11-19 03:01:23,833 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:01:23,836 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2023-11-19 03:01:23,850 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 03:01:23,868 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 43 [2023-11-19 03:01:23,878 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:01:23,880 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2023-11-19 03:01:23,888 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 03:01:23,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:23,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2023-11-19 03:01:23,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:23,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:01:23,944 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:01:23,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:23,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 03:01:23,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:23,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:01:24,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:24,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 03:01:24,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:24,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:01:24,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 51 [2023-11-19 03:01:24,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:24,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 23 [2023-11-19 03:01:24,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:24,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:01:24,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 03:01:24,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:24,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:01:24,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2023-11-19 03:01:24,191 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:01:24,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 03:01:24,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:24,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:01:24,241 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 8 [2023-11-19 03:01:24,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:24,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:01:24,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2023-11-19 03:01:24,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:24,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:01:24,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:24,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:24,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 8 [2023-11-19 03:01:24,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:24,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:01:24,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:24,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:24,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 8 [2023-11-19 03:01:24,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:01:24,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:01:24,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2023-11-19 03:01:24,455 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:01:24,456 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2023-11-19 03:01:24,467 WARN L214 Elim1Store]: Array PQE input equivalent to false