[INFO] cloning repository https://github.com/aaronschif/prompt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aaronschif/prompt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaronschif%2Fprompt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaronschif%2Fprompt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd5370d2633c2e147c2e9d24d1f56485d4d704be
[INFO] testing aaronschif/prompt against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaronschif%2Fprompt" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aaronschif/prompt on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aaronschif/prompt
[INFO] finished tweaking git repo https://github.com/aaronschif/prompt
[INFO] tweaked toml for git repo https://github.com/aaronschif/prompt written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/aaronschif/prompt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24216231f44b9a95b31f0f76882fad429d88dc1adfe6afeaab30b4eb4a9a5b11
[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" "24216231f44b9a95b31f0f76882fad429d88dc1adfe6afeaab30b4eb4a9a5b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24216231f44b9a95b31f0f76882fad429d88dc1adfe6afeaab30b4eb4a9a5b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24216231f44b9a95b31f0f76882fad429d88dc1adfe6afeaab30b4eb4a9a5b11", kill_on_drop: false }`
[INFO] [stdout] 24216231f44b9a95b31f0f76882fad429d88dc1adfe6afeaab30b4eb4a9a5b11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88eaf27795fb37db91880431536c007de5ae3f6951fdd455ddd1c84ba99e769e
[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" "88eaf27795fb37db91880431536c007de5ae3f6951fdd455ddd1c84ba99e769e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling url v1.7.1
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.13
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.7.10
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling git2 v0.7.5
[INFO] [stderr]    Compiling prompt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `termion::color::Color`
[INFO] [stdout]  --> src/shells/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use termion::color::Color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/shells/mod.rs:9:54
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display);
[INFO] [stdout]   |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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/shells/mod.rs:9:77
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display);
[INFO] [stdout]   |                                                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:13:54
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:13:77
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stdout]    |                                                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:19:54
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:19:77
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stdout]    |                                                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:25:54
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:25:77
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stdout]    |                                                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Style<'a> (pub &'a Shell,pub &'a fmt::Display,pub &'a fmt::Display);
[INFO] [stdout]    |                               ^^^^^ help: use `dyn`: `dyn Shell`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:30:45
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Style<'a> (pub &'a Shell,pub &'a fmt::Display,pub &'a fmt::Display);
[INFO] [stdout]    |                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:30:66
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Style<'a> (pub &'a Shell,pub &'a fmt::Display,pub &'a fmt::Display);
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Formatter`
[INFO] [stdout]   --> src/main.rs:15:23
[INFO] [stdout]    |
[INFO] [stdout] 15 | use self::formatter::{Formatter};
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:53:22
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn sc_prompt(shell: &Shell, app: &ArgMatches) {
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `dyn Shell`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:148:20
[INFO] [stdout]     |
[INFO] [stdout] 148 |     let shell: Box<Shell> = match value_t!(app, "shell", SupportedShells).unwrap() {
[INFO] [stdout]     |                    ^^^^^ help: use `dyn`: `dyn Shell`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/formatter.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn fg(mut self) -> Self {
[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/formatter.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn bg(mut self) -> Self {
[INFO] [stdout]    |               ----^^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |               help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/formatter.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn reset(mut self) -> Self {
[INFO] [stdout]    |                  ----^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_string`
[INFO] [stdout]  --> src/formatter.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn to_string() -> String {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> src/formatter.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn add(mut self, part: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fg`
[INFO] [stdout]   --> src/formatter.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn fg(mut self) -> Self {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bg`
[INFO] [stdout]   --> src/formatter.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn bg(mut self) -> Self {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> src/formatter.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn reset(mut self) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stdout]   --> src/git/mod.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         repo.stash_foreach(|_, _, _| {stash_count += 1; true}).is_ok();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/shells/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         write!(f, "\033[31m{}{}\033[m", thing, thing2);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/shells/mod.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         write!(f, "%{{{}{}%}}", thing, thing2);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/shells/mod.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         write!(f, "{}{}", thing, thing2);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `Command { std: "docker" "inspect" "88eaf27795fb37db91880431536c007de5ae3f6951fdd455ddd1c84ba99e769e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88eaf27795fb37db91880431536c007de5ae3f6951fdd455ddd1c84ba99e769e", kill_on_drop: false }`
[INFO] [stdout] 88eaf27795fb37db91880431536c007de5ae3f6951fdd455ddd1c84ba99e769e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fc546a72a8d1b994727a703a3355b19b5c527aff62b5bb64c320453b247db5f
[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" "2fc546a72a8d1b994727a703a3355b19b5c527aff62b5bb64c320453b247db5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling prompt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `termion::color::Color`
[INFO] [stdout]  --> src/shells/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use termion::color::Color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/shells/mod.rs:9:54
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display);
[INFO] [stdout]   |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[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/shells/mod.rs:9:77
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display);
[INFO] [stdout]   |                                                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:13:54
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:13:77
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stdout]    |                                                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:19:54
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:19:77
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stdout]    |                                                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:25:54
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:25:77
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stdout]    |                                                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:30:31
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Style<'a> (pub &'a Shell,pub &'a fmt::Display,pub &'a fmt::Display);
[INFO] [stdout]    |                               ^^^^^ help: use `dyn`: `dyn Shell`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:30:45
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Style<'a> (pub &'a Shell,pub &'a fmt::Display,pub &'a fmt::Display);
[INFO] [stdout]    |                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/shells/mod.rs:30:66
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct Style<'a> (pub &'a Shell,pub &'a fmt::Display,pub &'a fmt::Display);
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Formatter`
[INFO] [stdout]   --> src/main.rs:15:23
[INFO] [stdout]    |
[INFO] [stdout] 15 | use self::formatter::{Formatter};
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:53:22
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn sc_prompt(shell: &Shell, app: &ArgMatches) {
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `dyn Shell`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:148:20
[INFO] [stdout]     |
[INFO] [stdout] 148 |     let shell: Box<Shell> = match value_t!(app, "shell", SupportedShells).unwrap() {
[INFO] [stdout]     |                    ^^^^^ help: use `dyn`: `dyn Shell`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/formatter.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn fg(mut self) -> Self {
[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/formatter.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn bg(mut self) -> Self {
[INFO] [stdout]    |               ----^^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |               help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/formatter.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn reset(mut self) -> Self {
[INFO] [stdout]    |                  ----^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_string`
[INFO] [stdout]  --> src/formatter.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn to_string() -> String {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> src/formatter.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn add(mut self, part: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fg`
[INFO] [stdout]   --> src/formatter.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn fg(mut self) -> Self {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `bg`
[INFO] [stdout]   --> src/formatter.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn bg(mut self) -> Self {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> src/formatter.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn reset(mut self) -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stdout]   --> src/git/mod.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         repo.stash_foreach(|_, _, _| {stash_count += 1; true}).is_ok();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/shells/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         write!(f, "\033[31m{}{}\033[m", thing, thing2);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/shells/mod.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         write!(f, "%{{{}{}%}}", thing, thing2);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/shells/mod.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         write!(f, "{}{}", thing, thing2);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2fc546a72a8d1b994727a703a3355b19b5c527aff62b5bb64c320453b247db5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fc546a72a8d1b994727a703a3355b19b5c527aff62b5bb64c320453b247db5f", kill_on_drop: false }`
[INFO] [stdout] 2fc546a72a8d1b994727a703a3355b19b5c527aff62b5bb64c320453b247db5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2895ba687bbd1ebe60dff1df87c9f7bdb00e456df004046dd7c36233e4f199b1
[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" "2895ba687bbd1ebe60dff1df87c9f7bdb00e456df004046dd7c36233e4f199b1", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `termion::color::Color`
[INFO] [stderr]  --> src/shells/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use termion::color::Color;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/shells/mod.rs:9:54
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display);
[INFO] [stderr]   |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/shells/mod.rs:9:77
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display);
[INFO] [stderr]   |                                                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/shells/mod.rs:13:54
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/shells/mod.rs:13:77
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stderr]    |                                                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/shells/mod.rs:19:54
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/shells/mod.rs:19:77
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stderr]    |                                                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/shells/mod.rs:25:54
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/shells/mod.rs:25:77
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn escape(&self, f: &mut fmt::Formatter, thing: &fmt::Display, thing2: &fmt::Display) {
[INFO] [stderr]    |                                                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/shells/mod.rs:30:31
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub struct Style<'a> (pub &'a Shell,pub &'a fmt::Display,pub &'a fmt::Display);
[INFO] [stderr]    |                               ^^^^^ help: use `dyn`: `dyn Shell`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/shells/mod.rs:30:45
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub struct Style<'a> (pub &'a Shell,pub &'a fmt::Display,pub &'a fmt::Display);
[INFO] [stderr]    |                                             ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/shells/mod.rs:30:66
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub struct Style<'a> (pub &'a Shell,pub &'a fmt::Display,pub &'a fmt::Display);
[INFO] [stderr]    |                                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Formatter`
[INFO] [stderr]   --> src/main.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 | use self::formatter::{Formatter};
[INFO] [stderr]    |                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:53:22
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn sc_prompt(shell: &Shell, app: &ArgMatches) {
[INFO] [stderr]    |                      ^^^^^ help: use `dyn`: `dyn Shell`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:148:20
[INFO] [stderr]     |
[INFO] [stderr] 148 |     let shell: Box<Shell> = match value_t!(app, "shell", SupportedShells).unwrap() {
[INFO] [stderr]     |                    ^^^^^ help: use `dyn`: `dyn Shell`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/formatter.rs:16:15
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn fg(mut self) -> Self {
[INFO] [stderr]    |               ----^^^^
[INFO] [stderr]    |               |
[INFO] [stderr]    |               help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/formatter.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn bg(mut self) -> Self {
[INFO] [stderr]    |               ----^^^^
[INFO] [stderr]    |               |
[INFO] [stderr]    |               help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/formatter.rs:24:18
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn reset(mut self) -> Self {
[INFO] [stderr]    |                  ----^^^^
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `to_string`
[INFO] [stderr]  --> src/formatter.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn to_string() -> String {
[INFO] [stderr]   |            ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add`
[INFO] [stderr]   --> src/formatter.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn add(mut self, part: &str) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `fg`
[INFO] [stderr]   --> src/formatter.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn fg(mut self) -> Self {
[INFO] [stderr]    |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `bg`
[INFO] [stderr]   --> src/formatter.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn bg(mut self) -> Self {
[INFO] [stderr]    |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reset`
[INFO] [stderr]   --> src/formatter.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn reset(mut self) -> Self {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]   --> src/git/mod.rs:85:9
[INFO] [stderr]    |
[INFO] [stderr] 85 |         repo.stash_foreach(|_, _, _| {stash_count += 1; true}).is_ok();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/shells/mod.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         write!(f, "\033[31m{}{}\033[m", thing, thing2);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/shells/mod.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |         write!(f, "%{{{}{}%}}", thing, thing2);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/shells/mod.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         write!(f, "{}{}", thing, thing2);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 27 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prompt-2f3c7afbff00cb08
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2895ba687bbd1ebe60dff1df87c9f7bdb00e456df004046dd7c36233e4f199b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2895ba687bbd1ebe60dff1df87c9f7bdb00e456df004046dd7c36233e4f199b1", kill_on_drop: false }`
[INFO] [stdout] 2895ba687bbd1ebe60dff1df87c9f7bdb00e456df004046dd7c36233e4f199b1
