[INFO] crate commandspec 0.12.2 is already in cache
[INFO] checking commandspec-0.12.2 against try#3738e44c8fffe9e1fdfda9304a4df74ce7b29152 for pr-68746
[INFO] extracting crate commandspec 0.12.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate commandspec 0.12.2 on toolchain 3738e44c8fffe9e1fdfda9304a4df74ce7b29152
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+3738e44c8fffe9e1fdfda9304a4df74ce7b29152" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 63dbfdebe0650ee7d5b0683273080eb0d34a3ba593121aa650fba8217f97478d
[INFO] running `"docker" "start" "-a" "63dbfdebe0650ee7d5b0683273080eb0d34a3ba593121aa650fba8217f97478d"`
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking commandspec v0.12.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/signal.rs:8:42
[INFO] [stderr]   |
[INFO] [stderr] 8 |     static ref CLEANUP: Mutex<Option<Box<Fn(self::Signal) + Send>>> = Mutex::new(None);
[INFO] [stderr]   |                                          ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(self::Signal) + Send`
[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/signal.rs:8:42
[INFO] [stderr]   |
[INFO] [stderr] 8 |     static ref CLEANUP: Mutex<Option<Box<Fn(self::Signal) + Send>>> = Mutex::new(None);
[INFO] [stderr]   |                                          ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(self::Signal) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/signal.rs:8:42
[INFO] [stderr]   |
[INFO] [stderr] 8 |     static ref CLEANUP: Mutex<Option<Box<Fn(self::Signal) + Send>>> = Mutex::new(None);
[INFO] [stderr]   |                                          ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(self::Signal) + Send`
[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/signal.rs:8:42
[INFO] [stderr]   |
[INFO] [stderr] 8 |     static ref CLEANUP: Mutex<Option<Box<Fn(self::Signal) + Send>>> = Mutex::new(None);
[INFO] [stderr]   |                                          ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(self::Signal) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/signal.rs:5:38
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering};
[INFO] [stderr]   |                                      ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/signal.rs:80:41
[INFO] [stderr]    |
[INFO] [stderr] 80 | static GLOBAL_HANDLER_ID: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/signal.rs:5:38
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT, Ordering};
[INFO] [stderr]   |                                      ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/signal.rs:80:41
[INFO] [stderr]    |
[INFO] [stderr] 80 | static GLOBAL_HANDLER_ID: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead
[INFO] [stderr]   --> src/process.rs:94:18
[INFO] [stderr]    |
[INFO] [stderr] 94 |                 .before_exec(|| setpgid(Pid::from_raw(0), Pid::from_raw(0)).map_err(from_nix_error))
[INFO] [stderr]    |                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead
[INFO] [stderr]   --> src/process.rs:94:18
[INFO] [stderr]    |
[INFO] [stderr] 94 |                 .before_exec(|| setpgid(Pid::from_raw(0), Pid::from_raw(0)).map_err(from_nix_error))
[INFO] [stderr]    |                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:362:29
[INFO] [stderr]     |
[INFO] [stderr] 362 |                         let mut items = item.splitn(2, "=").collect::<Vec<_>>();
[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/lib.rs:362:29
[INFO] [stderr]     |
[INFO] [stderr] 362 |                         let mut items = item.splitn(2, "=").collect::<Vec<_>>();
[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]     Finished dev [unoptimized + debuginfo] target(s) in 6.97s
[INFO] running `"docker" "inspect" "63dbfdebe0650ee7d5b0683273080eb0d34a3ba593121aa650fba8217f97478d"`
[INFO] running `"docker" "rm" "-f" "63dbfdebe0650ee7d5b0683273080eb0d34a3ba593121aa650fba8217f97478d"`
[INFO] [stdout] 63dbfdebe0650ee7d5b0683273080eb0d34a3ba593121aa650fba8217f97478d