[INFO] fetching crate commandspec 0.12.2...
[INFO] checking commandspec-0.12.2 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate commandspec 0.12.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate commandspec 0.12.2 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80cafd8d018a84f3f03692d6c59591dee0940a1e555e003773028e058748a074
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "80cafd8d018a84f3f03692d6c59591dee0940a1e555e003773028e058748a074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80cafd8d018a84f3f03692d6c59591dee0940a1e555e003773028e058748a074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80cafd8d018a84f3f03692d6c59591dee0940a1e555e003773028e058748a074", kill_on_drop: false }`
[INFO] [stdout] 80cafd8d018a84f3f03692d6c59591dee0940a1e555e003773028e058748a074
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0df5a79379b2d1a5ccf9558053c80279dd9c9daf87b36dc6457a68d45d4033b6
[INFO] running `Command { std: "docker" "start" "-a" "0df5a79379b2d1a5ccf9558053c80279dd9c9daf87b36dc6457a68d45d4033b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking miniz_oxide v0.4.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling synstructure v0.12.4
[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] 
[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] 
[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: 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] 
[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] 
[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 31.30s
[INFO] running `Command { std: "docker" "inspect" "0df5a79379b2d1a5ccf9558053c80279dd9c9daf87b36dc6457a68d45d4033b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0df5a79379b2d1a5ccf9558053c80279dd9c9daf87b36dc6457a68d45d4033b6", kill_on_drop: false }`
[INFO] [stdout] 0df5a79379b2d1a5ccf9558053c80279dd9c9daf87b36dc6457a68d45d4033b6
