[INFO] cloning repository https://github.com/nicholas-miklaucic/double-pendulum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nicholas-miklaucic/double-pendulum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholas-miklaucic%2Fdouble-pendulum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholas-miklaucic%2Fdouble-pendulum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74ede5c6638e8305189c45e03c9e1f15207eece0
[INFO] checking nicholas-miklaucic/double-pendulum against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholas-miklaucic%2Fdouble-pendulum" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicholas-miklaucic/double-pendulum on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nicholas-miklaucic/double-pendulum
[INFO] finished tweaking git repo https://github.com/nicholas-miklaucic/double-pendulum
[INFO] tweaked toml for git repo https://github.com/nicholas-miklaucic/double-pendulum written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/nicholas-miklaucic/double-pendulum already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] 76346a1d3a782ed82fec1f1c9bed7578f4d1e82926d8cf1f64f44ab1eb7b9e61
[INFO] running `Command { std: "docker" "start" "-a" "76346a1d3a782ed82fec1f1c9bed7578f4d1e82926d8cf1f64f44ab1eb7b9e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76346a1d3a782ed82fec1f1c9bed7578f4d1e82926d8cf1f64f44ab1eb7b9e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76346a1d3a782ed82fec1f1c9bed7578f4d1e82926d8cf1f64f44ab1eb7b9e61", kill_on_drop: false }`
[INFO] [stdout] 76346a1d3a782ed82fec1f1c9bed7578f4d1e82926d8cf1f64f44ab1eb7b9e61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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] 24cb4ec518a8415d9833883727aa8b2cf768c899c0648a4a5c48ee6b43270558
[INFO] running `Command { std: "docker" "start" "-a" "24cb4ec518a8415d9833883727aa8b2cf768c899c0648a4a5c48ee6b43270558", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.72
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling wasm-bindgen v0.2.72
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking enclose v1.1.8
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling dbg v1.0.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]    Compiling standback v0.2.16
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling seed v0.8.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stdout] error[E0432]: unresolved import `core::task::Wake`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/standback-0.2.16/src/lib.rs:520:13
[INFO] [stdout]     |
[INFO] [stdout] 520 |     pub use core::task::Wake;
[INFO] [stdout]     |             ^^^^^^^^^^^^----
[INFO] [stdout]     |             |           |
[INFO] [stdout]     |             |           help: a similar name exists in the module (notice the capitalization): `wake`
[INFO] [stdout]     |             no `Wake` in `task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `standback` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `core::task::Wake`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/standback-0.2.16/src/lib.rs:520:13
[INFO] [stdout]     |
[INFO] [stdout] 520 |     pub use core::task::Wake;
[INFO] [stdout]     |             ^^^^^^^^^^^^----
[INFO] [stdout]     |             |           |
[INFO] [stdout]     |             |           help: a similar name exists in the module (notice the capitalization): `wake`
[INFO] [stdout]     |             no `Wake` in `task`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "24cb4ec518a8415d9833883727aa8b2cf768c899c0648a4a5c48ee6b43270558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24cb4ec518a8415d9833883727aa8b2cf768c899c0648a4a5c48ee6b43270558", kill_on_drop: false }`
[INFO] [stdout] 24cb4ec518a8415d9833883727aa8b2cf768c899c0648a4a5c48ee6b43270558