[INFO] fetching crate tokio-timer 0.2.13...
[INFO] checking tokio-timer-0.2.13 against beta for pr-78714
[INFO] extracting crate tokio-timer 0.2.13 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tokio-timer 0.2.13 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-timer 0.2.13
[INFO] finished tweaking crates.io crate tokio-timer 0.2.13
[INFO] tweaked toml for crates.io crate tokio-timer 0.2.13 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27dd16048ea03610e8b1ee399148d930ef3d7f19b7c45dc43423712026e7fcf1
[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" "27dd16048ea03610e8b1ee399148d930ef3d7f19b7c45dc43423712026e7fcf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27dd16048ea03610e8b1ee399148d930ef3d7f19b7c45dc43423712026e7fcf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27dd16048ea03610e8b1ee399148d930ef3d7f19b7c45dc43423712026e7fcf1", kill_on_drop: false }`
[INFO] [stdout] 27dd16048ea03610e8b1ee399148d930ef3d7f19b7c45dc43423712026e7fcf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta" "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] d92c791b306506c840836bb5aff177ce36265037b2e3b1a361b3a8bdd5089a34
[INFO] running `Command { std: "docker" "start" "-a" "d92c791b306506c840836bb5aff177ce36265037b2e3b1a361b3a8bdd5089a34", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking tokio-mock-task v0.1.1
[INFO] [stderr]     Checking tokio-timer v0.2.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/timer/atomic_stack.rs:106:29
[INFO] [stdout]     |
[INFO] [stdout] 106 |         self.ptr = unsafe { (*entry.next_atomic.get()) };
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/timer/entry.rs:208:18
[INFO] [stdout]     |
[INFO] [stdout] 208 |         unsafe { (*self.when.get()) }
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/wheel/level.rs:220:5
[INFO] [stdout]     |
[INFO] [stdout] 220 |     (1 << slot)
[INFO] [stdout]     |     ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/timeout.rs:294:31
[INFO] [stdout]     |
[INFO] [stdout] 294 |             Inner(ref e) => e.description(),
[INFO] [stdout]     |                               ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/timeout.rs:296:31
[INFO] [stdout]     |
[INFO] [stdout] 296 |             Timer(ref e) => e.description(),
[INFO] [stdout]     |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 76 |         self.description().fmt(fmt)
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/timer/atomic_stack.rs:106:29
[INFO] [stdout]     |
[INFO] [stdout] 106 |         self.ptr = unsafe { (*entry.next_atomic.get()) };
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/timer/entry.rs:208:18
[INFO] [stdout]     |
[INFO] [stdout] 208 |         unsafe { (*self.when.get()) }
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/wheel/level.rs:220:5
[INFO] [stdout]     |
[INFO] [stdout] 220 |     (1 << slot)
[INFO] [stdout]     |     ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/timeout.rs:294:31
[INFO] [stdout]     |
[INFO] [stdout] 294 |             Inner(ref e) => e.description(),
[INFO] [stdout]     |                               ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/timeout.rs:296:31
[INFO] [stdout]     |
[INFO] [stdout] 296 |             Timer(ref e) => e.description(),
[INFO] [stdout]     |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 76 |         self.description().fmt(fmt)
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.75s
[INFO] running `Command { std: "docker" "inspect" "d92c791b306506c840836bb5aff177ce36265037b2e3b1a361b3a8bdd5089a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d92c791b306506c840836bb5aff177ce36265037b2e3b1a361b3a8bdd5089a34", kill_on_drop: false }`
[INFO] [stdout] d92c791b306506c840836bb5aff177ce36265037b2e3b1a361b3a8bdd5089a34