[INFO] fetching crate tokio-timer-plus 0.1.3...
[INFO] checking tokio-timer-plus-0.1.3 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate tokio-timer-plus 0.1.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate tokio-timer-plus 0.1.3 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-timer-plus 0.1.3
[INFO] finished tweaking crates.io crate tokio-timer-plus 0.1.3
[INFO] tweaked toml for crates.io crate tokio-timer-plus 0.1.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b1eb388d25fe0b4630a6f2744767dceb7e217e0bfdf242d930f006905cf3665
[INFO] running `Command { std: "docker" "start" "-a" "0b1eb388d25fe0b4630a6f2744767dceb7e217e0bfdf242d930f006905cf3665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b1eb388d25fe0b4630a6f2744767dceb7e217e0bfdf242d930f006905cf3665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b1eb388d25fe0b4630a6f2744767dceb7e217e0bfdf242d930f006905cf3665", kill_on_drop: false }`
[INFO] [stdout] 0b1eb388d25fe0b4630a6f2744767dceb7e217e0bfdf242d930f006905cf3665
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f3d6befbd5d59c77816f3d570babe3731274d1e5fab4df2cf103a1c720b1ae2
[INFO] running `Command { std: "docker" "start" "-a" "5f3d6befbd5d59c77816f3d570babe3731274d1e5fab4df2cf103a1c720b1ae2", kill_on_drop: false }`
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking tokio-timer-plus v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/timer.rs:421:27
[INFO] [stdout]     |
[INFO] [stdout] 421 |         write!(fmt, "{}", Error::description(self))
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:88:9
[INFO] [stdout]     |
[INFO] [stdout] 88  | #![deny(warnings, missing_docs, missing_debug_implementations)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/timer.rs:436:27
[INFO] [stdout]     |
[INFO] [stdout] 436 |         write!(fmt, "{}", Error::description(self))
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/timer.rs:442:27
[INFO] [stdout]     |
[INFO] [stdout] 442 |         write!(fmt, "{}", Error::description(self))
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/timer.rs:421:27
[INFO] [stdout]     |
[INFO] [stdout] 421 |         write!(fmt, "{}", Error::description(self))
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:88:9
[INFO] [stdout]     |
[INFO] [stdout] 88  | #![deny(warnings, missing_docs, missing_debug_implementations)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/timer.rs:436:27
[INFO] [stdout]     |
[INFO] [stdout] 436 |         write!(fmt, "{}", Error::description(self))
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/timer.rs:442:27
[INFO] [stdout]     |
[INFO] [stdout] 442 |         write!(fmt, "{}", Error::description(self))
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/mpmc.rs:77:22
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     .compare_and_swap(pos, pos+1, Relaxed);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mpmc.rs:111:52
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 let dequeue_pos = self.dequeue_pos.compare_and_swap(pos, pos+1, Relaxed);
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/mpmc.rs:77:22
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     .compare_and_swap(pos, pos+1, Relaxed);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/mpmc.rs:111:52
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 let dequeue_pos = self.dequeue_pos.compare_and_swap(pos, pos+1, Relaxed);
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-timer-plus`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "5f3d6befbd5d59c77816f3d570babe3731274d1e5fab4df2cf103a1c720b1ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f3d6befbd5d59c77816f3d570babe3731274d1e5fab4df2cf103a1c720b1ae2", kill_on_drop: false }`
[INFO] [stdout] 5f3d6befbd5d59c77816f3d570babe3731274d1e5fab4df2cf103a1c720b1ae2