[INFO] fetching crate run-info 0.5.1...
[INFO] checking run-info-0.5.1 against beta for pr-78714
[INFO] extracting crate run-info 0.5.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate run-info 0.5.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate run-info 0.5.1
[INFO] finished tweaking crates.io crate run-info 0.5.1
[INFO] tweaked toml for crates.io crate run-info 0.5.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7de9d011529e9dbd7ac4e6e32e4cf954b9fdb6523b2cd7e312656cbbd6e65dc0
[INFO] running `Command { std: "docker" "start" "-a" "7de9d011529e9dbd7ac4e6e32e4cf954b9fdb6523b2cd7e312656cbbd6e65dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7de9d011529e9dbd7ac4e6e32e4cf954b9fdb6523b2cd7e312656cbbd6e65dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7de9d011529e9dbd7ac4e6e32e4cf954b9fdb6523b2cd7e312656cbbd6e65dc0", kill_on_drop: false }`
[INFO] [stdout] 7de9d011529e9dbd7ac4e6e32e4cf954b9fdb6523b2cd7e312656cbbd6e65dc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 055f066afaccb63c8314031a1bdb86c678b1d91b66a138f791ed773df0a7cc57
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "055f066afaccb63c8314031a1bdb86c678b1d91b66a138f791ed773df0a7cc57", kill_on_drop: false }`
[INFO] [stderr]     Checking run-info v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/meminfo.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let map = try!(MemInfo::read_mem());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/meminfo.rs:52:15
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let plain = try!(read_file("/proc/meminfo"));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/meminfo.rs:86:17
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut file = try!(File::open(location));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/meminfo.rs:88:2
[INFO] [stdout]    |
[INFO] [stdout] 88 |     try!(file.read_to_string(&mut ret_val));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/cpuinfo.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let plain = try!(read_file("/proc/stat"));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/cpuinfo.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let mut file = try!(File::open(location));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/cpuinfo.rs:111:2
[INFO] [stdout]     |
[INFO] [stdout] 111 |     try!(file.read_to_string(&mut ret_val));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/printutils.rs:22:42
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn print_progress_bar(term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/printutils.rs:41:41
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn print_highlighted(term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/printutils.rs:49:36
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn print_header(term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/printutils.rs:69:35
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn print_graph(term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings, graph: &Graph) {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/printutils.rs:100:33
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub fn attribute(term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings, attrib: Attr) {
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/printutils.rs:106:29
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn reset(term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings) {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/printutils.rs:112:32
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn colorize(term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings, color_code: u16) {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/printer.rs:34:33
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn print(mut term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/printer.rs:116:44
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub fn print_small_mode(mut term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/printer.rs:158:42
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub fn print_log_mode(mut term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/meminfo.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let map = try!(MemInfo::read_mem());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/meminfo.rs:52:15
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let plain = try!(read_file("/proc/meminfo"));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/meminfo.rs:86:17
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut file = try!(File::open(location));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/meminfo.rs:88:2
[INFO] [stdout]    |
[INFO] [stdout] 88 |     try!(file.read_to_string(&mut ret_val));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/cpuinfo.rs:34:15
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let plain = try!(read_file("/proc/stat"));
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/cpuinfo.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let mut file = try!(File::open(location));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/cpuinfo.rs:111:2
[INFO] [stdout]     |
[INFO] [stdout] 111 |     try!(file.read_to_string(&mut ret_val));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/printutils.rs:22:42
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn print_progress_bar(term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/printutils.rs:41:41
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn print_highlighted(term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/printutils.rs:49:36
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub fn print_header(term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/printutils.rs:69:35
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn print_graph(term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings, graph: &Graph) {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/printutils.rs:100:33
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub fn attribute(term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings, attrib: Attr) {
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/printutils.rs:106:29
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn reset(term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings) {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/printutils.rs:112:32
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn colorize(term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings, color_code: u16) {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/printer.rs:34:33
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn print(mut term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/printer.rs:116:44
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub fn print_small_mode(mut term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/printer.rs:158:42
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub fn print_log_mode(mut term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn term::Terminal<Output=Stdout> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/printer.rs:116:25
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub fn print_small_mode(mut term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/printer.rs:158:23
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub fn print_log_mode(mut term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]     |                       ----^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pad_string`
[INFO] [stdout]    --> src/printutils.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub fn pad_string(mut str: String, size: usize) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/printer.rs:116:25
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub fn print_small_mode(mut term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/printer.rs:158:23
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub fn print_log_mode(mut term: &mut Box<term::Terminal<Output=Stdout> + Send>, settings: &Settings,
[INFO] [stdout]     |                       ----^^^^
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pad_string`
[INFO] [stdout]    --> src/printutils.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 | pub fn pad_string(mut str: String, size: usize) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "055f066afaccb63c8314031a1bdb86c678b1d91b66a138f791ed773df0a7cc57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "055f066afaccb63c8314031a1bdb86c678b1d91b66a138f791ed773df0a7cc57", kill_on_drop: false }`
[INFO] [stdout] 055f066afaccb63c8314031a1bdb86c678b1d91b66a138f791ed773df0a7cc57