./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/phases_2-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/phases_2-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c973e7f310a848892a18e3f534717b85b3f4d9e6c87fd06bd7bcf01c28300fa4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 16:30:14,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:30:14,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:30:14,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:30:14,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:30:14,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:30:14,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:30:14,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:30:14,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:30:14,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:30:14,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:30:14,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:30:14,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:30:14,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:30:14,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:30:14,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:30:14,911 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:30:14,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:30:14,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:30:14,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:30:14,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:30:14,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:30:14,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:30:14,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:30:14,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:30:14,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:30:14,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:30:14,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:30:14,927 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:30:14,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:30:14,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:30:14,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:30:14,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:30:14,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:30:14,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:30:14,942 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:30:14,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:30:14,943 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:30:14,943 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:30:14,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:30:14,945 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:30:14,954 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-21 16:30:14,996 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:30:14,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:30:14,997 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:30:14,997 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:30:15,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:30:15,003 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:30:15,003 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:30:15,004 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-21 16:30:15,004 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-21 16:30:15,004 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-21 16:30:15,005 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-21 16:30:15,005 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-21 16:30:15,005 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-21 16:30:15,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:30:15,006 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:30:15,006 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:30:15,006 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:30:15,006 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:30:15,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:30:15,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-21 16:30:15,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-21 16:30:15,007 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-21 16:30:15,007 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:30:15,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:30:15,008 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-21 16:30:15,008 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:30:15,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-21 16:30:15,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:30:15,009 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:30:15,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:30:15,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:30:15,011 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-21 16:30:15,012 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c973e7f310a848892a18e3f534717b85b3f4d9e6c87fd06bd7bcf01c28300fa4 [2022-11-21 16:30:15,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:30:15,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:30:15,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:30:15,351 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:30:15,352 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:30:15,353 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/loop-acceleration/phases_2-2.c [2022-11-21 16:30:18,531 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:30:18,735 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:30:18,736 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/sv-benchmarks/c/loop-acceleration/phases_2-2.c [2022-11-21 16:30:18,743 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/data/f2f2970f1/15887e04df364defa0c8c4285c2c2a80/FLAG85233c9e9 [2022-11-21 16:30:18,767 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/data/f2f2970f1/15887e04df364defa0c8c4285c2c2a80 [2022-11-21 16:30:18,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:30:18,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:30:18,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:30:18,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:30:18,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:30:18,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:30:18" (1/1) ... [2022-11-21 16:30:18,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281ca7b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:18, skipping insertion in model container [2022-11-21 16:30:18,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:30:18" (1/1) ... [2022-11-21 16:30:18,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:30:18,818 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:30:19,034 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/sv-benchmarks/c/loop-acceleration/phases_2-2.c[459,472] [2022-11-21 16:30:19,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:30:19,070 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:30:19,085 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/sv-benchmarks/c/loop-acceleration/phases_2-2.c[459,472] [2022-11-21 16:30:19,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:30:19,114 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:30:19,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:19 WrapperNode [2022-11-21 16:30:19,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:30:19,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:30:19,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:30:19,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:30:19,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:19" (1/1) ... [2022-11-21 16:30:19,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:19" (1/1) ... [2022-11-21 16:30:19,156 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2022-11-21 16:30:19,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:30:19,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:30:19,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:30:19,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:30:19,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:19" (1/1) ... [2022-11-21 16:30:19,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:19" (1/1) ... [2022-11-21 16:30:19,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:19" (1/1) ... [2022-11-21 16:30:19,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:19" (1/1) ... [2022-11-21 16:30:19,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:19" (1/1) ... [2022-11-21 16:30:19,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:19" (1/1) ... [2022-11-21 16:30:19,197 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:19" (1/1) ... [2022-11-21 16:30:19,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:19" (1/1) ... [2022-11-21 16:30:19,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:30:19,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:30:19,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:30:19,205 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:30:19,206 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:19" (1/1) ... [2022-11-21 16:30:19,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:30:19,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:30:19,238 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:30:19,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-21 16:30:19,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:30:19,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:30:19,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:30:19,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:30:19,345 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:30:19,347 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:30:19,504 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:30:19,510 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:30:19,510 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 16:30:19,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:30:19 BoogieIcfgContainer [2022-11-21 16:30:19,512 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:30:19,513 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-21 16:30:19,513 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-21 16:30:19,517 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-21 16:30:19,538 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 16:30:19,538 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 04:30:18" (1/3) ... [2022-11-21 16:30:19,540 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5400e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 04:30:19, skipping insertion in model container [2022-11-21 16:30:19,540 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 16:30:19,540 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:30:19" (2/3) ... [2022-11-21 16:30:19,540 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5400e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 04:30:19, skipping insertion in model container [2022-11-21 16:30:19,541 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 16:30:19,541 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:30:19" (3/3) ... [2022-11-21 16:30:19,543 INFO L332 chiAutomizerObserver]: Analyzing ICFG phases_2-2.c [2022-11-21 16:30:19,606 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-21 16:30:19,609 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-21 16:30:19,610 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-21 16:30:19,610 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-21 16:30:19,610 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-21 16:30:19,610 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-21 16:30:19,611 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-21 16:30:19,611 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-21 16:30:19,617 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:30:19,650 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-21 16:30:19,650 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:30:19,650 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:30:19,656 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-21 16:30:19,656 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-21 16:30:19,656 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-21 16:30:19,657 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:30:19,658 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-21 16:30:19,659 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:30:19,659 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:30:19,659 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-21 16:30:19,659 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-21 16:30:19,668 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(13, 2);call #Ultimate.allocInit(12, 3); 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post5#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := 1;main_~y~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7#L21true assume !!(main_~y~0#1 % 4294967296 > 0); 5#L24-2true [2022-11-21 16:30:19,669 INFO L750 eck$LassoCheckResult]: Loop: 5#L24-2true assume !!(main_~x~0#1 % 4294967296 < main_~y~0#1 % 4294967296); 9#L24true assume main_~x~0#1 % 4294967296 < (if main_~y~0#1 % 4294967296 < 0 && 0 != main_~y~0#1 % 4294967296 % (main_~x~0#1 % 4294967296) then (if main_~x~0#1 % 4294967296 < 0 then main_~y~0#1 % 4294967296 / (main_~x~0#1 % 4294967296) - 1 else 1 + main_~y~0#1 % 4294967296 / (main_~x~0#1 % 4294967296)) else main_~y~0#1 % 4294967296 / (main_~x~0#1 % 4294967296)) % 4294967296;main_~x~0#1 := main_~x~0#1 * main_~x~0#1; 5#L24-2true [2022-11-21 16:30:19,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:30:19,675 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-11-21 16:30:19,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:30:19,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138326015] [2022-11-21 16:30:19,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:30:19,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:30:19,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:30:19,835 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:30:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:30:19,864 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:30:19,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:30:19,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1476, now seen corresponding path program 1 times [2022-11-21 16:30:19,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:30:19,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043569603] [2022-11-21 16:30:19,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:30:19,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:30:19,879 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-21 16:30:19,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [430834645] [2022-11-21 16:30:19,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:30:19,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:30:19,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:30:19,884 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:30:19,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-21 16:30:19,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:30:19,957 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:30:19,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:30:19,981 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:30:19,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:30:19,983 INFO L85 PathProgramCache]: Analyzing trace with hash 28695975, now seen corresponding path program 1 times [2022-11-21 16:30:19,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:30:19,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209996986] [2022-11-21 16:30:19,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:30:19,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:30:20,001 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-21 16:30:20,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1559489397] [2022-11-21 16:30:20,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:30:20,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:30:20,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:30:20,030 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:30:20,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-21 16:30:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:30:20,103 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:30:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:30:20,137 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:30:20,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:30:20,406 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:30:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:30:20,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.11 04:30:20 BoogieIcfgContainer [2022-11-21 16:30:20,445 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-21 16:30:20,447 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:30:20,447 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:30:20,448 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:30:20,449 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:30:19" (3/4) ... [2022-11-21 16:30:20,453 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2022-11-21 16:30:20,500 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 16:30:20,500 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:30:20,502 INFO L158 Benchmark]: Toolchain (without parser) took 1718.44ms. Allocated memory is still 163.6MB. Free memory was 121.3MB in the beginning and 113.2MB in the end (delta: 8.1MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2022-11-21 16:30:20,503 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:30:20,503 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.46ms. Allocated memory is still 163.6MB. Free memory was 121.3MB in the beginning and 110.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 16:30:20,504 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.02ms. Allocated memory is still 163.6MB. Free memory was 110.8MB in the beginning and 109.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:30:20,505 INFO L158 Benchmark]: Boogie Preprocessor took 45.38ms. Allocated memory is still 163.6MB. Free memory was 109.8MB in the beginning and 108.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:30:20,505 INFO L158 Benchmark]: RCFGBuilder took 309.09ms. Allocated memory is still 163.6MB. Free memory was 108.2MB in the beginning and 98.7MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 16:30:20,506 INFO L158 Benchmark]: BuchiAutomizer took 931.95ms. Allocated memory is still 163.6MB. Free memory was 98.7MB in the beginning and 115.4MB in the end (delta: -16.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:30:20,507 INFO L158 Benchmark]: Witness Printer took 53.74ms. Allocated memory is still 163.6MB. Free memory was 115.4MB in the beginning and 113.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 16:30:20,510 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 60.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.46ms. Allocated memory is still 163.6MB. Free memory was 121.3MB in the beginning and 110.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.02ms. Allocated memory is still 163.6MB. Free memory was 110.8MB in the beginning and 109.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.38ms. Allocated memory is still 163.6MB. Free memory was 109.8MB in the beginning and 108.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 309.09ms. Allocated memory is still 163.6MB. Free memory was 108.2MB in the beginning and 98.7MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 931.95ms. Allocated memory is still 163.6MB. Free memory was 98.7MB in the beginning and 115.4MB in the end (delta: -16.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 53.74ms. Allocated memory is still 163.6MB. Free memory was 115.4MB in the beginning and 113.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one nonterminating module. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 23]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L18] unsigned int x = 1; [L19] unsigned int y = __VERIFIER_nondet_uint(); [L21] COND FALSE !(!(y > 0)) VAL [x=1, y=2] Loop: [L23] COND TRUE x < y [L24] COND TRUE x < y / x [L25] x *= x End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 23]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L18] unsigned int x = 1; [L19] unsigned int y = __VERIFIER_nondet_uint(); [L21] COND FALSE !(!(y > 0)) VAL [x=1, y=2] Loop: [L23] COND TRUE x < y [L24] COND TRUE x < y / x [L25] x *= x End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2022-11-21 16:30:20,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-21 16:30:20,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-21 16:30:20,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c5a2033-3ce5-4d3e-b34f-6d5b59522929/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, 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(TERM)