[INFO] fetching crate commandspec 0.12.2...
[INFO] checking commandspec-0.12.2 against 1.55.0 for beta-1.56-3
[INFO] extracting crate commandspec 0.12.2 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate commandspec 0.12.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate commandspec 0.12.2
[INFO] finished tweaking crates.io crate commandspec 0.12.2
[INFO] tweaked toml for crates.io crate commandspec 0.12.2 written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 shlex v0.1.1
[INFO] [stderr]   Downloaded nix v0.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92314e485db64d9b737cc00b42d106a9b2bc42b4d9696deade345f6f3efc7d90
[INFO] running `Command { std: "docker" "start" "-a" "92314e485db64d9b737cc00b42d106a9b2bc42b4d9696deade345f6f3efc7d90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92314e485db64d9b737cc00b42d106a9b2bc42b4d9696deade345f6f3efc7d90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92314e485db64d9b737cc00b42d106a9b2bc42b4d9696deade345f6f3efc7d90", kill_on_drop: false }`
[INFO] [stdout] 92314e485db64d9b737cc00b42d106a9b2bc42b4d9696deade345f6f3efc7d90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1bf28636b910336a2fa6a97bc545c829a28a362d2dc39ef709f580ab3d29763
[INFO] running `Command { std: "docker" "start" "-a" "c1bf28636b910336a2fa6a97bc545c829a28a362d2dc39ef709f580ab3d29763", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking object v0.26.2
[INFO] [stderr]     Checking backtrace v0.3.61
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking commandspec v0.12.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/signal.rs:8:42
[INFO] [stdout]   |
[INFO] [stdout] 8 |     static ref CLEANUP: Mutex<Option<Box<Fn(self::Signal) + Send>>> = Mutex::new(None);
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(self::Signal) + Send`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/signal.rs:8:42
[INFO] [stdout]   |
[INFO] [stdout] 8 |     static ref CLEANUP: Mutex<Option<Box<Fn(self::Signal) + Send>>> = Mutex::new(None);
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(self::Signal) + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/signal.rs:8:42
[INFO] [stdout]   |
[INFO] [stdout] 8 |     static ref CLEANUP: Mutex<Option<Box<Fn(self::Signal) + Send>>> = Mutex::new(None);
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(self::Signal) + Send`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/signal.rs:8:42
[INFO] [stdout]   |
[INFO] [stdout] 8 |     static ref CLEANUP: Mutex<Option<Box<Fn(self::Signal) + Send>>> = Mutex::new(None);
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(self::Signal) + Send`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/signal.rs:5:38
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/signal.rs:80:41
[INFO] [stdout]    |
[INFO] [stdout] 80 | static GLOBAL_HANDLER_ID: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/signal.rs:5:38
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/signal.rs:80:41
[INFO] [stdout]    |
[INFO] [stdout] 80 | static GLOBAL_HANDLER_ID: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]   --> src/process.rs:94:18
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 .before_exec(|| setpgid(Pid::from_raw(0), Pid::from_raw(0)).map_err(from_nix_error))
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]   --> src/process.rs:94:18
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 .before_exec(|| setpgid(Pid::from_raw(0), Pid::from_raw(0)).map_err(from_nix_error))
[INFO] [stdout]    |                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:362:29
[INFO] [stdout]     |
[INFO] [stdout] 362 |                         let mut items = item.splitn(2, "=").collect::<Vec<_>>();
[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/lib.rs:362:29
[INFO] [stdout]     |
[INFO] [stdout] 362 |                         let mut items = item.splitn(2, "=").collect::<Vec<_>>();
[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: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.80s
[INFO] running `Command { std: "docker" "inspect" "c1bf28636b910336a2fa6a97bc545c829a28a362d2dc39ef709f580ab3d29763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1bf28636b910336a2fa6a97bc545c829a28a362d2dc39ef709f580ab3d29763", kill_on_drop: false }`
[INFO] [stdout] c1bf28636b910336a2fa6a97bc545c829a28a362d2dc39ef709f580ab3d29763
