[INFO] fetching crate graceful 0.1.1...
[INFO] checking graceful-0.1.1 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate graceful 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate graceful 0.1.1 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate graceful 0.1.1
[INFO] finished tweaking crates.io crate graceful 0.1.1
[INFO] tweaked toml for crates.io crate graceful 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", 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] 9048ae17c16ff2e6fe991124670cd1c2a9a9122b6776f09b6bbcecff7e74b2dd
[INFO] running `Command { std: "docker" "start" "-a" "9048ae17c16ff2e6fe991124670cd1c2a9a9122b6776f09b6bbcecff7e74b2dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9048ae17c16ff2e6fe991124670cd1c2a9a9122b6776f09b6bbcecff7e74b2dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9048ae17c16ff2e6fe991124670cd1c2a9a9122b6776f09b6bbcecff7e74b2dd", kill_on_drop: false }`
[INFO] [stdout] 9048ae17c16ff2e6fe991124670cd1c2a9a9122b6776f09b6bbcecff7e74b2dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7f848f206a9cde58a3b42e3b75a4be93cfbaf34816627bb025b791fa8813ed4
[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" "e7f848f206a9cde58a3b42e3b75a4be93cfbaf34816627bb025b791fa8813ed4", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]     Checking graceful v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::sync::atomic::ATOMIC_BOOL_INIT': the `new` function is now preferred
[INFO] [stdout]  --> examples/simple.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::atomic::{ATOMIC_BOOL_INIT, AtomicBool, Ordering};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::atomic::ATOMIC_BOOL_INIT': the `new` function is now preferred
[INFO] [stdout]  --> examples/simple.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 9 | static STOP: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicBool::new(false)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.61s
[INFO] running `Command { std: "docker" "inspect" "e7f848f206a9cde58a3b42e3b75a4be93cfbaf34816627bb025b791fa8813ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7f848f206a9cde58a3b42e3b75a4be93cfbaf34816627bb025b791fa8813ed4", kill_on_drop: false }`
[INFO] [stdout] e7f848f206a9cde58a3b42e3b75a4be93cfbaf34816627bb025b791fa8813ed4