[INFO] cloning repository https://github.com/nikklassen/Splash
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikklassen/Splash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikklassen%2FSplash", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikklassen%2FSplash'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72b6640c82f24fad0dad491cbd64fd1dbb49daf8
[INFO] building nikklassen/Splash against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikklassen%2FSplash" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nikklassen/Splash on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nikklassen/Splash
[INFO] finished tweaking git repo https://github.com/nikklassen/Splash
[INFO] tweaked toml for git repo https://github.com/nikklassen/Splash written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nikklassen/Splash 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.17
[INFO] [stderr]   Downloaded combine v3.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ca1d3de9f959efe023f985641609ef7919043abb96ee4d58f1cb60eeab51a0c
[INFO] running `Command { std: "docker" "start" "-a" "4ca1d3de9f959efe023f985641609ef7919043abb96ee4d58f1cb60eeab51a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ca1d3de9f959efe023f985641609ef7919043abb96ee4d58f1cb60eeab51a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ca1d3de9f959efe023f985641609ef7919043abb96ee4d58f1cb60eeab51a0c", kill_on_drop: false }`
[INFO] [stdout] 4ca1d3de9f959efe023f985641609ef7919043abb96ee4d58f1cb60eeab51a0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5af9e96db352d54b9afe1d7f8effee8b5e6d33088d0bbfd7976409cf0ccc6a55
[INFO] running `Command { std: "docker" "start" "-a" "5af9e96db352d54b9afe1d7f8effee8b5e6d33088d0bbfd7976409cf0ccc6a55", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling splash v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ascii v0.7.1
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling getopts v0.2.17
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling combine v3.3.2
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builtin.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |         try!(io::stdout().flush());
[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/expand.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct ExpansionFlag: u32 {
[INFO] [stdout] 21 | |         const TILDE = 0b0000001;
[INFO] [stdout] 22 | |         const PARAMETER = 0b0000010;
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/expand.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct ExpansionFlag: u32 {
[INFO] [stdout] 21 | |         const TILDE = 0b0000001;
[INFO] [stdout] 22 | |         const PARAMETER = 0b0000010;
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/expand.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct ExpansionFlag: u32 {
[INFO] [stdout] 21 | |         const TILDE = 0b0000001;
[INFO] [stdout] 22 | |         const PARAMETER = 0b0000010;
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let new_fd = try!(unistd::dup(fd).or(Err(format!("{}: bad file descriptor", fd))));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/input/prompt.rs:5:47
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/input/prompt.rs:67:30
[INFO] [stdout]    |
[INFO] [stdout] 67 | static RUNNING: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]    |
[INFO] [stdout] 67 | static RUNNING: AtomicBool = AtomicBool::new(false);
[INFO] [stdout]    |                              ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]   --> src/input/prompt.rs:68:1
[INFO] [stdout]    |
[INFO] [stdout] 68 | / lazy_static! {
[INFO] [stdout] 69 | |     static ref CURRENT_LINE: Mutex<Option<String>> = Mutex::new(Some(String::new()));
[INFO] [stdout] 70 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/job.rs:118:1
[INFO] [stdout]     |
[INFO] [stdout] 118 | / lazy_static! {
[INFO] [stdout] 119 | |     pub static ref JOB_TABLE: GuardedJobTable = GuardedJobTable::new();
[INFO] [stdout] 120 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_ISIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/signals.rs:2:48
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::atomic::{AtomicIsize, Ordering, ATOMIC_ISIZE_INIT};
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_ISIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/signals.rs:8:35
[INFO] [stdout]   |
[INFO] [stdout] 8 | static LAST_SIGNAL: AtomicIsize = ATOMIC_ISIZE_INIT;
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]   |
[INFO] [stdout] 8 | static LAST_SIGNAL: AtomicIsize = AtomicIsize::new(0);
[INFO] [stdout]   |                                   ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builtin.rs:36:49
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub type BuiltinMap = HashMap<&'static str, Box<Builtin>>;
[INFO] [stdout]    |                                                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub type BuiltinMap = HashMap<&'static str, Box<dyn Builtin>>;
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builtin.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn dup(&self) -> Box<Builtin>;
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn dup(&self) -> Box<dyn Builtin>;
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builtin.rs:31:26
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn dup(&self) -> Box<Builtin> {
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn dup(&self) -> Box<dyn Builtin> {
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/builtin.rs:105:26
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn dup(&self) -> Box<Builtin> {
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn dup(&self) -> Box<dyn Builtin> {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/process.rs:267:19
[INFO] [stdout]     |
[INFO] [stdout] 267 |     cmd: &mut Box<Builtin>,
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 267 |     cmd: &mut Box<dyn Builtin>,
[INFO] [stdout]     |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/builtin.rs:160:54
[INFO] [stdout]     |
[INFO] [stdout] 160 |                   Box::new(SimpleBuiltin($cmd)) as Box<Builtin>
[INFO] [stdout]     |                                                        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 | /     add_builtin_fns!(
[INFO] [stdout] 173 | |         builtins,
[INFO] [stdout] 174 | |         [
[INFO] [stdout] 175 | |             ("echo", echo),
[INFO] [stdout] ...   |
[INFO] [stdout] 184 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `add_builtin_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `bitflags::core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/eval.rs:37:24
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 Some(s.trim_right().to_string())
[INFO] [stdout]    |                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 Some(s.trim_end().to_string())
[INFO] [stdout]    |                        ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `bitflags::core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/expand.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 57 |         output.trim_right_matches('\n').to_owned()
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 57 |         output.trim_end_matches('\n').to_owned()
[INFO] [stdout]    |                ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/eval.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |         for mut command in commands {
[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/eval.rs:200:13
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let mut cmd = cmds.remove(0);
[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/eval.rs:388:17
[INFO] [stdout]     |
[INFO] [stdout] 388 |             let mut match_vars =
[INFO] [stdout]     |                 ----^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.62s
[INFO] running `Command { std: "docker" "inspect" "5af9e96db352d54b9afe1d7f8effee8b5e6d33088d0bbfd7976409cf0ccc6a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af9e96db352d54b9afe1d7f8effee8b5e6d33088d0bbfd7976409cf0ccc6a55", kill_on_drop: false }`
[INFO] [stdout] 5af9e96db352d54b9afe1d7f8effee8b5e6d33088d0bbfd7976409cf0ccc6a55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bde76b5ab2f888d187b53c44910eee2a33f31d3d8d39b20367dc2f23334b7826
[INFO] running `Command { std: "docker" "start" "-a" "bde76b5ab2f888d187b53c44910eee2a33f31d3d8d39b20367dc2f23334b7826", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling splash v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builtin.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |         try!(io::stdout().flush());
[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/expand.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct ExpansionFlag: u32 {
[INFO] [stdout] 21 | |         const TILDE = 0b0000001;
[INFO] [stdout] 22 | |         const PARAMETER = 0b0000010;
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/expand.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct ExpansionFlag: u32 {
[INFO] [stdout] 21 | |         const TILDE = 0b0000001;
[INFO] [stdout] 22 | |         const PARAMETER = 0b0000010;
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/expand.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct ExpansionFlag: u32 {
[INFO] [stdout] 21 | |         const TILDE = 0b0000001;
[INFO] [stdout] 22 | |         const PARAMETER = 0b0000010;
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let new_fd = try!(unistd::dup(fd).or(Err(format!("{}: bad file descriptor", fd))));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/input/prompt.rs:5:47
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/input/prompt.rs:67:30
[INFO] [stdout]    |
[INFO] [stdout] 67 | static RUNNING: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]    |
[INFO] [stdout] 67 | static RUNNING: AtomicBool = AtomicBool::new(false);
[INFO] [stdout]    |                              ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]   --> src/input/prompt.rs:68:1
[INFO] [stdout]    |
[INFO] [stdout] 68 | / lazy_static! {
[INFO] [stdout] 69 | |     static ref CURRENT_LINE: Mutex<Option<String>> = Mutex::new(Some(String::new()));
[INFO] [stdout] 70 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/job.rs:118:1
[INFO] [stdout]     |
[INFO] [stdout] 118 | / lazy_static! {
[INFO] [stdout] 119 | |     pub static ref JOB_TABLE: GuardedJobTable = GuardedJobTable::new();
[INFO] [stdout] 120 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_ISIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/signals.rs:2:48
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::atomic::{AtomicIsize, Ordering, ATOMIC_ISIZE_INIT};
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_ISIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/signals.rs:8:35
[INFO] [stdout]   |
[INFO] [stdout] 8 | static LAST_SIGNAL: AtomicIsize = ATOMIC_ISIZE_INIT;
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]   |
[INFO] [stdout] 8 | static LAST_SIGNAL: AtomicIsize = AtomicIsize::new(0);
[INFO] [stdout]   |                                   ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builtin.rs:36:49
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub type BuiltinMap = HashMap<&'static str, Box<Builtin>>;
[INFO] [stdout]    |                                                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub type BuiltinMap = HashMap<&'static str, Box<dyn Builtin>>;
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builtin.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn dup(&self) -> Box<Builtin>;
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn dup(&self) -> Box<dyn Builtin>;
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builtin.rs:31:26
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn dup(&self) -> Box<Builtin> {
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn dup(&self) -> Box<dyn Builtin> {
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/builtin.rs:105:26
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn dup(&self) -> Box<Builtin> {
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn dup(&self) -> Box<dyn Builtin> {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/process.rs:267:19
[INFO] [stdout]     |
[INFO] [stdout] 267 |     cmd: &mut Box<Builtin>,
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 267 |     cmd: &mut Box<dyn Builtin>,
[INFO] [stdout]     |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/builtin.rs:160:54
[INFO] [stdout]     |
[INFO] [stdout] 160 |                   Box::new(SimpleBuiltin($cmd)) as Box<Builtin>
[INFO] [stdout]     |                                                        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 | /     add_builtin_fns!(
[INFO] [stdout] 173 | |         builtins,
[INFO] [stdout] 174 | |         [
[INFO] [stdout] 175 | |             ("echo", echo),
[INFO] [stdout] ...   |
[INFO] [stdout] 184 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `add_builtin_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `bitflags::core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/eval.rs:37:24
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 Some(s.trim_right().to_string())
[INFO] [stdout]    |                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 Some(s.trim_end().to_string())
[INFO] [stdout]    |                        ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `bitflags::core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/expand.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 57 |         output.trim_right_matches('\n').to_owned()
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 57 |         output.trim_end_matches('\n').to_owned()
[INFO] [stdout]    |                ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/eval.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |         for mut command in commands {
[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/eval.rs:200:13
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let mut cmd = cmds.remove(0);
[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/eval.rs:388:17
[INFO] [stdout]     |
[INFO] [stdout] 388 |             let mut match_vars =
[INFO] [stdout]     |                 ----^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/builtin.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |         try!(io::stdout().flush());
[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/expand.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct ExpansionFlag: u32 {
[INFO] [stdout] 21 | |         const TILDE = 0b0000001;
[INFO] [stdout] 22 | |         const PARAMETER = 0b0000010;
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/expand.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct ExpansionFlag: u32 {
[INFO] [stdout] 21 | |         const TILDE = 0b0000001;
[INFO] [stdout] 22 | |         const PARAMETER = 0b0000010;
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/expand.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / bitflags! {
[INFO] [stdout] 20 | |     pub struct ExpansionFlag: u32 {
[INFO] [stdout] 21 | |         const TILDE = 0b0000001;
[INFO] [stdout] 22 | |         const PARAMETER = 0b0000010;
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__impl_bitflags` which comes from the expansion of the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/file.rs:21:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let new_fd = try!(unistd::dup(fd).or(Err(format!("{}: bad file descriptor", fd))));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]  --> src/test_fixture.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | / lazy_static! {
[INFO] [stdout] 5 | |     // The contents don't actually matter
[INFO] [stdout] 6 | |     static ref TEST_LOCK: Mutex<u8> = Mutex::new(0);
[INFO] [stdout] 7 | | }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/input/prompt.rs:5:47
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/input/prompt.rs:67:30
[INFO] [stdout]    |
[INFO] [stdout] 67 | static RUNNING: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]    |
[INFO] [stdout] 67 | static RUNNING: AtomicBool = AtomicBool::new(false);
[INFO] [stdout]    |                              ~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]   --> src/input/prompt.rs:68:1
[INFO] [stdout]    |
[INFO] [stdout] 68 | / lazy_static! {
[INFO] [stdout] 69 | |     static ref CURRENT_LINE: Mutex<Option<String>> = Mutex::new(Some(String::new()));
[INFO] [stdout] 70 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/job.rs:118:1
[INFO] [stdout]     |
[INFO] [stdout] 118 | / lazy_static! {
[INFO] [stdout] 119 | |     pub static ref JOB_TABLE: GuardedJobTable = GuardedJobTable::new();
[INFO] [stdout] 120 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_ISIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/signals.rs:2:48
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::sync::atomic::{AtomicIsize, Ordering, ATOMIC_ISIZE_INIT};
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_ISIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/signals.rs:8:35
[INFO] [stdout]   |
[INFO] [stdout] 8 | static LAST_SIGNAL: AtomicIsize = ATOMIC_ISIZE_INIT;
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]   |
[INFO] [stdout] 8 | static LAST_SIGNAL: AtomicIsize = AtomicIsize::new(0);
[INFO] [stdout]   |                                   ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builtin.rs:36:49
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub type BuiltinMap = HashMap<&'static str, Box<Builtin>>;
[INFO] [stdout]    |                                                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub type BuiltinMap = HashMap<&'static str, Box<dyn Builtin>>;
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test_fixture.rs:16:41
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type TestList<T> = Vec<(String, Box<Fn(&mut T) + Send>)>;
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type TestList<T> = Vec<(String, Box<dyn Fn(&mut T) + Send>)>;
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builtin.rs:15:26
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn dup(&self) -> Box<Builtin>;
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn dup(&self) -> Box<dyn Builtin>;
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/builtin.rs:31:26
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn dup(&self) -> Box<Builtin> {
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn dup(&self) -> Box<dyn Builtin> {
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/builtin.rs:105:26
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn dup(&self) -> Box<Builtin> {
[INFO] [stdout]     |                          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn dup(&self) -> Box<dyn Builtin> {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/process.rs:267:19
[INFO] [stdout]     |
[INFO] [stdout] 267 |     cmd: &mut Box<Builtin>,
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 267 |     cmd: &mut Box<dyn Builtin>,
[INFO] [stdout]     |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/builtin.rs:160:54
[INFO] [stdout]     |
[INFO] [stdout] 160 |                   Box::new(SimpleBuiltin($cmd)) as Box<Builtin>
[INFO] [stdout]     |                                                        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 | /     add_builtin_fns!(
[INFO] [stdout] 173 | |         builtins,
[INFO] [stdout] 174 | |         [
[INFO] [stdout] 175 | |             ("echo", echo),
[INFO] [stdout] ...   |
[INFO] [stdout] 184 | |     );
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: this warning originates in the macro `add_builtin_fns` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `bitflags::core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/eval.rs:37:24
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 Some(s.trim_right().to_string())
[INFO] [stdout]    |                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 Some(s.trim_end().to_string())
[INFO] [stdout]    |                        ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `bitflags::core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/expand.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 57 |         output.trim_right_matches('\n').to_owned()
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]    |
[INFO] [stdout] 57 |         output.trim_end_matches('\n').to_owned()
[INFO] [stdout]    |                ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/eval.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |         for mut command in commands {
[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/eval.rs:200:13
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let mut cmd = cmds.remove(0);
[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/eval.rs:388:17
[INFO] [stdout]     |
[INFO] [stdout] 388 |             let mut match_vars =
[INFO] [stdout]     |                 ----^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/input/parser.rs:621:52
[INFO] [stdout]     |
[INFO] [stdout] 621 |             ProgramParseResult::Error(e) => panic!(format!("Unexpected parse error {}", e)),
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 621 -             ProgramParseResult::Error(e) => panic!(format!("Unexpected parse error {}", e)),
[INFO] [stdout] 621 +             ProgramParseResult::Error(e) => panic!("Unexpected parse error {}", e),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.50s
[INFO] running `Command { std: "docker" "inspect" "bde76b5ab2f888d187b53c44910eee2a33f31d3d8d39b20367dc2f23334b7826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bde76b5ab2f888d187b53c44910eee2a33f31d3d8d39b20367dc2f23334b7826", kill_on_drop: false }`
[INFO] [stdout] bde76b5ab2f888d187b53c44910eee2a33f31d3d8d39b20367dc2f23334b7826