./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/AllInterval-008.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/xcsp/AllInterval-008.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8f1a1519dc3ac954bb27ae35f40dd4ee3500f707e2df097fc14441b899353328 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:12:00,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:12:00,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:12:00,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:12:00,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:12:00,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:12:00,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:12:00,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:12:00,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:12:00,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:12:00,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:12:00,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:12:00,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:12:00,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:12:00,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:12:00,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:12:00,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:12:00,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:12:00,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:12:00,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:12:00,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:12:00,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:12:00,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:12:00,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:12:00,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:12:00,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:12:00,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:12:00,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:12:00,805 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:12:00,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:12:00,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:12:00,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:12:00,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:12:00,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:12:00,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:12:00,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:12:00,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:12:00,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:12:00,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:12:00,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:12:00,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:12:00,817 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:12:00,851 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:12:00,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:12:00,852 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:12:00,853 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:12:00,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:12:00,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:12:00,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:12:00,854 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:12:00,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:12:00,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:12:00,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:12:00,863 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:12:00,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:12:00,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:12:00,864 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:12:00,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:12:00,864 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:12:00,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:12:00,865 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:12:00,865 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:12:00,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:12:00,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:12:00,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:12:00,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:12:00,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:12:00,866 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:12:00,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:12:00,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:12:00,867 INFO L138 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_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f1a1519dc3ac954bb27ae35f40dd4ee3500f707e2df097fc14441b899353328 [2021-10-29 04:12:01,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:12:01,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:12:01,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:12:01,201 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:12:01,203 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:12:01,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/xcsp/AllInterval-008.c [2021-10-29 04:12:01,293 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/data/365657b06/f71f5dee34d445499ac354691b5a36e4/FLAG34323c0c4 [2021-10-29 04:12:01,941 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:12:01,942 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/sv-benchmarks/c/xcsp/AllInterval-008.c [2021-10-29 04:12:01,958 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/data/365657b06/f71f5dee34d445499ac354691b5a36e4/FLAG34323c0c4 [2021-10-29 04:12:02,288 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/data/365657b06/f71f5dee34d445499ac354691b5a36e4 [2021-10-29 04:12:02,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:12:02,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:12:02,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:12:02,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:12:02,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:12:02,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:12:02" (1/1) ... [2021-10-29 04:12:02,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9babc1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:02, skipping insertion in model container [2021-10-29 04:12:02,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:12:02" (1/1) ... [2021-10-29 04:12:02,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:12:02,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:12:02,567 WARN L228 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_d2b6feff-4018-4fab-9080-d11ce148f4de/sv-benchmarks/c/xcsp/AllInterval-008.c[4334,4347] [2021-10-29 04:12:02,573 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:12:02,587 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:12:02,632 WARN L228 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_d2b6feff-4018-4fab-9080-d11ce148f4de/sv-benchmarks/c/xcsp/AllInterval-008.c[4334,4347] [2021-10-29 04:12:02,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:12:02,648 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:12:02,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:02 WrapperNode [2021-10-29 04:12:02,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:12:02,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:12:02,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:12:02,651 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:12:02,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:02" (1/1) ... [2021-10-29 04:12:02,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:02" (1/1) ... [2021-10-29 04:12:02,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:12:02,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:12:02,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:12:02,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:12:02,718 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:02" (1/1) ... [2021-10-29 04:12:02,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:02" (1/1) ... [2021-10-29 04:12:02,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:02" (1/1) ... [2021-10-29 04:12:02,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:02" (1/1) ... [2021-10-29 04:12:02,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:02" (1/1) ... [2021-10-29 04:12:02,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:02" (1/1) ... [2021-10-29 04:12:02,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:02" (1/1) ... [2021-10-29 04:12:02,741 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:12:02,742 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:12:02,742 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:12:02,743 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:12:02,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:12:02" (1/1) ... [2021-10-29 04:12:02,758 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:12:02,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:12:02,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:12:02,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:12:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:12:02,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:12:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:12:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2021-10-29 04:12:02,840 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2021-10-29 04:12:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:12:03,417 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:12:03,417 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-29 04:12:03,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:12:03 BoogieIcfgContainer [2021-10-29 04:12:03,420 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:12:03,421 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:12:03,421 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:12:03,432 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:12:03,433 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:12:03" (1/1) ... [2021-10-29 04:12:03,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:12:03,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:12:03,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 114 states and 198 transitions. [2021-10-29 04:12:03,487 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 198 transitions. [2021-10-29 04:12:03,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2021-10-29 04:12:03,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:12:03,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:12:08,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:12:08,781 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:12:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:12:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:12:15,733 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:12:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:12:16,131 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2021-10-29 04:12:16,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:12:16 ImpRootNode [2021-10-29 04:12:16,292 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:12:16,294 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:12:16,294 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:12:16,295 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:12:16,295 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:12:03" (3/4) ... [2021-10-29 04:12:16,297 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 04:12:16,481 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:12:16,482 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:12:16,484 INFO L168 Benchmark]: Toolchain (without parser) took 14190.98 ms. Allocated memory was 98.6 MB in the beginning and 555.7 MB in the end (delta: 457.2 MB). Free memory was 61.8 MB in the beginning and 503.1 MB in the end (delta: -441.3 MB). Peak memory consumption was 329.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:16,484 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 98.6 MB. Free memory was 68.0 MB in the beginning and 67.9 MB in the end (delta: 21.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:12:16,485 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.21 ms. Allocated memory was 98.6 MB in the beginning and 130.0 MB in the end (delta: 31.5 MB). Free memory was 61.8 MB in the beginning and 102.7 MB in the end (delta: -40.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:16,485 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.37 ms. Allocated memory is still 130.0 MB. Free memory was 102.7 MB in the beginning and 99.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:16,486 INFO L168 Benchmark]: Boogie Preprocessor took 36.73 ms. Allocated memory is still 130.0 MB. Free memory was 99.9 MB in the beginning and 99.2 MB in the end (delta: 703.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:16,486 INFO L168 Benchmark]: RCFGBuilder took 678.27 ms. Allocated memory is still 130.0 MB. Free memory was 98.5 MB in the beginning and 76.1 MB in the end (delta: 22.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:16,486 INFO L168 Benchmark]: CodeCheck took 12870.99 ms. Allocated memory was 130.0 MB in the beginning and 555.7 MB in the end (delta: 425.7 MB). Free memory was 76.1 MB in the beginning and 202.7 MB in the end (delta: -126.5 MB). Peak memory consumption was 300.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:16,487 INFO L168 Benchmark]: Witness Printer took 187.99 ms. Allocated memory is still 555.7 MB. Free memory was 202.7 MB in the beginning and 503.1 MB in the end (delta: -300.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:12:16,489 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 114 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.6s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 282 NumberOfCodeBlocks, 282 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 159]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L24] int cond0; [L25] int dummy = 0; [L26] int N; [L27] int var0; [L28] var0 = __VERIFIER_nondet_int() [L29] CALL assume(var0 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L29] RET assume(var0 >= 0) [L30] CALL assume(var0 <= 7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L30] RET assume(var0 <= 7) [L31] int var1; [L32] var1 = __VERIFIER_nondet_int() [L33] CALL assume(var1 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L33] RET assume(var1 >= 0) [L34] CALL assume(var1 <= 7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L34] RET assume(var1 <= 7) [L35] int var2; [L36] var2 = __VERIFIER_nondet_int() [L37] CALL assume(var2 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L37] RET assume(var2 >= 0) [L38] CALL assume(var2 <= 7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L38] RET assume(var2 <= 7) [L39] int var3; [L40] var3 = __VERIFIER_nondet_int() [L41] CALL assume(var3 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L41] RET assume(var3 >= 0) [L42] CALL assume(var3 <= 7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L42] RET assume(var3 <= 7) [L43] int var4; [L44] var4 = __VERIFIER_nondet_int() [L45] CALL assume(var4 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L45] RET assume(var4 >= 0) [L46] CALL assume(var4 <= 7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L46] RET assume(var4 <= 7) [L47] int var5; [L48] var5 = __VERIFIER_nondet_int() [L49] CALL assume(var5 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L49] RET assume(var5 >= 0) [L50] CALL assume(var5 <= 7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L50] RET assume(var5 <= 7) [L51] int var6; [L52] var6 = __VERIFIER_nondet_int() [L53] CALL assume(var6 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L53] RET assume(var6 >= 0) [L54] CALL assume(var6 <= 7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L54] RET assume(var6 <= 7) [L55] int var7; [L56] var7 = __VERIFIER_nondet_int() [L57] CALL assume(var7 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L57] RET assume(var7 >= 0) [L58] CALL assume(var7 <= 7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L58] RET assume(var7 <= 7) [L59] int var8; [L60] var8 = __VERIFIER_nondet_int() [L61] CALL assume(var8 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L61] RET assume(var8 >= 1) [L62] CALL assume(var8 <= 7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L62] RET assume(var8 <= 7) [L63] int var9; [L64] var9 = __VERIFIER_nondet_int() [L65] CALL assume(var9 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L65] RET assume(var9 >= 1) [L66] CALL assume(var9 <= 7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L66] RET assume(var9 <= 7) [L67] int var10; [L68] var10 = __VERIFIER_nondet_int() [L69] CALL assume(var10 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L69] RET assume(var10 >= 1) [L70] CALL assume(var10 <= 7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L70] RET assume(var10 <= 7) [L71] int var11; [L72] var11 = __VERIFIER_nondet_int() [L73] CALL assume(var11 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L73] RET assume(var11 >= 1) [L74] CALL assume(var11 <= 7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L74] RET assume(var11 <= 7) [L75] int var12; [L76] var12 = __VERIFIER_nondet_int() [L77] CALL assume(var12 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L77] RET assume(var12 >= 1) [L78] CALL assume(var12 <= 7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L78] RET assume(var12 <= 7) [L79] int var13; [L80] var13 = __VERIFIER_nondet_int() [L81] CALL assume(var13 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L81] RET assume(var13 >= 1) [L82] CALL assume(var13 <= 7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L82] RET assume(var13 <= 7) [L83] int var14; [L84] var14 = __VERIFIER_nondet_int() [L85] CALL assume(var14 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L85] RET assume(var14 >= 1) [L86] CALL assume(var14 <= 7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L86] RET assume(var14 <= 7) [L87] int myvar0 = 1; [L88] CALL assume(var0 != var1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L88] RET assume(var0 != var1) [L89] CALL assume(var0 != var2) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L89] RET assume(var0 != var2) [L90] CALL assume(var0 != var3) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L90] RET assume(var0 != var3) [L91] CALL assume(var0 != var4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L91] RET assume(var0 != var4) [L92] CALL assume(var0 != var5) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L92] RET assume(var0 != var5) [L93] CALL assume(var0 != var6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L93] RET assume(var0 != var6) [L94] CALL assume(var0 != var7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L94] RET assume(var0 != var7) [L95] CALL assume(var1 != var2) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L95] RET assume(var1 != var2) [L96] CALL assume(var1 != var3) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L96] RET assume(var1 != var3) [L97] CALL assume(var1 != var4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L97] RET assume(var1 != var4) [L98] CALL assume(var1 != var5) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L98] RET assume(var1 != var5) [L99] CALL assume(var1 != var6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L99] RET assume(var1 != var6) [L100] CALL assume(var1 != var7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L100] RET assume(var1 != var7) [L101] CALL assume(var2 != var3) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L101] RET assume(var2 != var3) [L102] CALL assume(var2 != var4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L102] RET assume(var2 != var4) [L103] CALL assume(var2 != var5) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L103] RET assume(var2 != var5) [L104] CALL assume(var2 != var6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L104] RET assume(var2 != var6) [L105] CALL assume(var2 != var7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L105] RET assume(var2 != var7) [L106] CALL assume(var3 != var4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L106] RET assume(var3 != var4) [L107] CALL assume(var3 != var5) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L107] RET assume(var3 != var5) [L108] CALL assume(var3 != var6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L108] RET assume(var3 != var6) [L109] CALL assume(var3 != var7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L109] RET assume(var3 != var7) [L110] CALL assume(var4 != var5) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L110] RET assume(var4 != var5) [L111] CALL assume(var4 != var6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L111] RET assume(var4 != var6) [L112] CALL assume(var4 != var7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L112] RET assume(var4 != var7) [L113] CALL assume(var5 != var6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L113] RET assume(var5 != var6) [L114] CALL assume(var5 != var7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L114] RET assume(var5 != var7) [L115] CALL assume(var6 != var7) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L115] RET assume(var6 != var7) [L116] CALL assume(var8 != var9) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L116] RET assume(var8 != var9) [L117] CALL assume(var8 != var10) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L117] RET assume(var8 != var10) [L118] CALL assume(var8 != var11) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L118] RET assume(var8 != var11) [L119] CALL assume(var8 != var12) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L119] RET assume(var8 != var12) [L120] CALL assume(var8 != var13) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L120] RET assume(var8 != var13) [L121] CALL assume(var8 != var14) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L121] RET assume(var8 != var14) [L122] CALL assume(var9 != var10) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L122] RET assume(var9 != var10) [L123] CALL assume(var9 != var11) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L123] RET assume(var9 != var11) [L124] CALL assume(var9 != var12) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L124] RET assume(var9 != var12) [L125] CALL assume(var9 != var13) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L125] RET assume(var9 != var13) [L126] CALL assume(var9 != var14) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L126] RET assume(var9 != var14) [L127] CALL assume(var10 != var11) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L127] RET assume(var10 != var11) [L128] CALL assume(var10 != var12) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L128] RET assume(var10 != var12) [L129] CALL assume(var10 != var13) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L129] RET assume(var10 != var13) [L130] CALL assume(var10 != var14) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L130] RET assume(var10 != var14) [L131] CALL assume(var11 != var12) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L131] RET assume(var11 != var12) [L132] CALL assume(var11 != var13) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L132] RET assume(var11 != var13) [L133] CALL assume(var11 != var14) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L133] RET assume(var11 != var14) [L134] CALL assume(var12 != var13) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L134] RET assume(var12 != var13) [L135] CALL assume(var12 != var14) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L135] RET assume(var12 != var14) [L136] CALL assume(var13 != var14) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L136] RET assume(var13 != var14) [L137] int var_for_abs; [L138] var_for_abs = var0 - var1 [L139] EXPR (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) [L139] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) [L140] CALL assume(var8 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L140] RET assume(var8 == var_for_abs) [L141] var_for_abs = var1 - var2 [L142] EXPR (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) [L142] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) [L143] CALL assume(var9 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L143] RET assume(var9 == var_for_abs) [L144] var_for_abs = var2 - var3 [L145] EXPR (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) [L145] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) [L146] CALL assume(var10 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L146] RET assume(var10 == var_for_abs) [L147] var_for_abs = var3 - var4 [L148] EXPR (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) [L148] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) [L149] CALL assume(var11 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L149] RET assume(var11 == var_for_abs) [L150] var_for_abs = var4 - var5 [L151] EXPR (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) [L151] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) [L152] CALL assume(var12 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L152] RET assume(var12 == var_for_abs) [L153] var_for_abs = var5 - var6 [L154] EXPR (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) [L154] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) [L155] CALL assume(var13 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L155] RET assume(var13 == var_for_abs) [L156] var_for_abs = var6 - var7 [L157] EXPR (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) [L157] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) [L158] CALL assume(var14 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) [L158] RET assume(var14 == var_for_abs) [L159] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 98.6 MB. Free memory was 68.0 MB in the beginning and 67.9 MB in the end (delta: 21.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 356.21 ms. Allocated memory was 98.6 MB in the beginning and 130.0 MB in the end (delta: 31.5 MB). Free memory was 61.8 MB in the beginning and 102.7 MB in the end (delta: -40.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 53.37 ms. Allocated memory is still 130.0 MB. Free memory was 102.7 MB in the beginning and 99.9 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.73 ms. Allocated memory is still 130.0 MB. Free memory was 99.9 MB in the beginning and 99.2 MB in the end (delta: 703.0 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 678.27 ms. Allocated memory is still 130.0 MB. Free memory was 98.5 MB in the beginning and 76.1 MB in the end (delta: 22.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * CodeCheck took 12870.99 ms. Allocated memory was 130.0 MB in the beginning and 555.7 MB in the end (delta: 425.7 MB). Free memory was 76.1 MB in the beginning and 202.7 MB in the end (delta: -126.5 MB). Peak memory consumption was 300.9 MB. Max. memory is 16.1 GB. * Witness Printer took 187.99 ms. Allocated memory is still 555.7 MB. Free memory was 202.7 MB in the beginning and 503.1 MB in the end (delta: -300.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 04:12:16,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2b6feff-4018-4fab-9080-d11ce148f4de/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...