[INFO] fetching crate shell-util 0.0.0...
[INFO] testing shell-util-0.0.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate shell-util 0.0.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate shell-util 0.0.0
[INFO] finished tweaking crates.io crate shell-util 0.0.0
[INFO] tweaked toml for crates.io crate shell-util 0.0.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate shell-util 0.0.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shell-util 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shared_child v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c77bae2213778f23874f0792a4fe1efbf64464352356c14d16b8018cb33cf90c
[INFO] running `Command { std: "docker" "start" "-a" "c77bae2213778f23874f0792a4fe1efbf64464352356c14d16b8018cb33cf90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c77bae2213778f23874f0792a4fe1efbf64464352356c14d16b8018cb33cf90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c77bae2213778f23874f0792a4fe1efbf64464352356c14d16b8018cb33cf90c", kill_on_drop: false }`
[INFO] [stdout] c77bae2213778f23874f0792a4fe1efbf64464352356c14d16b8018cb33cf90c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c044d2d2c0bae3f40d50d2a907466d78d44ec1a9bdc4f055a3ceca79f58c4670
[INFO] running `Command { std: "docker" "start" "-a" "c044d2d2c0bae3f40d50d2a907466d78d44ec1a9bdc4f055a3ceca79f58c4670", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling os_pipe v1.2.1
[INFO] [stderr]    Compiling shared_child v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling shell-util v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `slice_internals` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_internals)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.12s
[INFO] running `Command { std: "docker" "inspect" "c044d2d2c0bae3f40d50d2a907466d78d44ec1a9bdc4f055a3ceca79f58c4670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c044d2d2c0bae3f40d50d2a907466d78d44ec1a9bdc4f055a3ceca79f58c4670", kill_on_drop: false }`
[INFO] [stdout] c044d2d2c0bae3f40d50d2a907466d78d44ec1a9bdc4f055a3ceca79f58c4670
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c48460334020d466a9e70ca9fb619801a223a134a2b79b102d4ee6609da8c62c
[INFO] running `Command { std: "docker" "start" "-a" "c48460334020d466a9e70ca9fb619801a223a134a2b79b102d4ee6609da8c62c", kill_on_drop: false }`
[INFO] [stderr]    Compiling shell-util v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `slice_internals` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_internals)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `slice_internals` is internal to the compiler or standard library
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_internals)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "c48460334020d466a9e70ca9fb619801a223a134a2b79b102d4ee6609da8c62c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c48460334020d466a9e70ca9fb619801a223a134a2b79b102d4ee6609da8c62c", kill_on_drop: false }`
[INFO] [stdout] c48460334020d466a9e70ca9fb619801a223a134a2b79b102d4ee6609da8c62c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0bd91ede1f265129414a9d31c856c3ac8104383406f4ed7885493b3645445f36
[INFO] running `Command { std: "docker" "start" "-a" "0bd91ede1f265129414a9d31c856c3ac8104383406f4ed7885493b3645445f36", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `slice_internals` is internal to the compiler or standard library
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_internals)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: using it is strongly discouraged
[INFO] [stderr]   = note: `#[warn(internal_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `shell-util` (lib) generated 1 warning
[INFO] [stderr] warning: `shell-util` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shell_util-0af79dbc680898ef)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test shell::tests::test_command_failure ... ok
[INFO] [stdout] test shell::tests::test_echo_command ... ok
[INFO] [stdout] test shell::tests::test_raw_output ... ok
[INFO] [stderr]    Doc-tests shell_util
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] warning: the feature `slice_internals` is internal to the compiler or standard library
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_internals)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: using it is strongly discouraged
[INFO] [stderr]   = note: `#[warn(internal_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/shell.rs - shell::Shell::exec (line 174) - compile ... FAILED
[INFO] [stdout] test src/shell.rs - shell::Shell::spawn (line 257) - compile ... FAILED
[INFO] [stdout] test src/shell.rs - shell::Buffer::push (line 46) ... FAILED
[INFO] [stdout] test src/shell.rs - shell::Shell::status (line 224) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/shell.rs - shell::Shell::exec (line 174) stdout ----
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]    --> src/shell.rs:179:8
[INFO] [stdout]     |
[INFO] [stdout] 175 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_shell_rs_174_0() {
[INFO] [stdout]     |                                      ------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 179 |       .await
[INFO] [stdout]     |        ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0728`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/shell.rs - shell::Shell::spawn (line 257) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `shell_util::CommandEvent`
[INFO] [stdout]    --> src/shell.rs:259:18
[INFO] [stdout]     |
[INFO] [stdout] 259 | use shell_util::{CommandEvent, Shell};
[INFO] [stdout]     |                  ^^^^^^^^^^^^ no `CommandEvent` in the root
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CommandOptions`
[INFO] [stdout]    --> src/shell.rs:260:37
[INFO] [stdout]     |
[INFO] [stdout] 260 | let child = Shell::spawn("yes", [], CommandOptions::default())
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^ use of undeclared type `CommandOptions`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 256 + use shell_util::CommandOptions;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]    --> src/shell.rs:263:47
[INFO] [stdout]     |
[INFO] [stdout] 258 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_shell_rs_257_0() {
[INFO] [stdout]     |                                      ------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 263 | while let Some(event) = child.events().recv().await {
[INFO] [stdout]     |                                               ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0728.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/shell.rs - shell::Buffer::push (line 46) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `crate::shell`
[INFO] [stdout]   --> src/shell.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | use crate::shell::Buffer;
[INFO] [stdout]    |            ^^^^^ could not find `shell` in the crate root
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/shell.rs - shell::Shell::status (line 224) stdout ----
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]    --> src/shell.rs:229:8
[INFO] [stdout]     |
[INFO] [stdout] 225 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_shell_rs_224_0() {
[INFO] [stdout]     |                                      ------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 229 |       .await
[INFO] [stdout]     |        ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `CommandOptions` is not an iterator
[INFO] [stdout]    --> src/shell.rs:228:39
[INFO] [stdout]     |
[INFO] [stdout] 228 |     Shell::status("echo", ["Hello!"], CommandOptions::default())
[INFO] [stdout]     |     -------------                     ^^^^^^^^^^^^^^^^^^^^^^^^^ `CommandOptions` is not an iterator
[INFO] [stdout]     |     |
[INFO] [stdout]     |     required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Iterator` is not implemented for `CommandOptions`
[INFO] [stdout]     = note: required for `CommandOptions` to implement `IntoIterator`
[INFO] [stdout] note: required by a bound in `Shell::status`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/shell.rs:239:8
[INFO] [stdout]     |
[INFO] [stdout] 232 |   pub async fn status<I, S>(
[INFO] [stdout]     |                ------ required by a bound in this associated function
[INFO] [stdout] ...
[INFO] [stdout] 239 |     I: IntoIterator<Item = S>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `Shell::status`
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 4 arguments but 3 arguments were supplied
[INFO] [stdout]    --> src/shell.rs:228:5
[INFO] [stdout]     |
[INFO] [stdout] 228 |     Shell::status("echo", ["Hello!"], CommandOptions::default())
[INFO] [stdout]     |     ^^^^^^^^^^^^^ ------  ---------- expected `&CommandOptions`, found `[&str; 1]`
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   argument #1 of type `&Shell` is missing
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/workdir/src/shell.rs:232:16
[INFO] [stdout]     |
[INFO] [stdout] 232 |   pub async fn status<I, S>(
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] help: provide the argument
[INFO] [stdout]     |
[INFO] [stdout] 228 -     Shell::status("echo", ["Hello!"], CommandOptions::default())
[INFO] [stdout] 228 +     Shell::status(/* &Shell */, "echo", CommandOptions::default(), /* &CommandOptions */)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `CommandOptions` is not an iterator
[INFO] [stdout]    --> src/shell.rs:228:5
[INFO] [stdout]     |
[INFO] [stdout] 228 |     Shell::status("echo", ["Hello!"], CommandOptions::default())
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `CommandOptions` is not an iterator
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Iterator` is not implemented for `CommandOptions`
[INFO] [stdout]     = note: required for `CommandOptions` to implement `IntoIterator`
[INFO] [stdout] note: required by a bound in `Shell::status`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/shell.rs:239:8
[INFO] [stdout]     |
[INFO] [stdout] 232 |   pub async fn status<I, S>(
[INFO] [stdout]     |                ------ required by a bound in this associated function
[INFO] [stdout] ...
[INFO] [stdout] 239 |     I: IntoIterator<Item = S>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `Shell::status`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0277, E0728.
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/shell.rs - shell::Buffer::push (line 46)
[INFO] [stdout]     src/shell.rs - shell::Shell::exec (line 174)
[INFO] [stdout]     src/shell.rs - shell::Shell::spawn (line 257)
[INFO] [stdout]     src/shell.rs - shell::Shell::status (line 224)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0bd91ede1f265129414a9d31c856c3ac8104383406f4ed7885493b3645445f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd91ede1f265129414a9d31c856c3ac8104383406f4ed7885493b3645445f36", kill_on_drop: false }`
[INFO] [stdout] 0bd91ede1f265129414a9d31c856c3ac8104383406f4ed7885493b3645445f36