[INFO] fetching crate corwake 0.1.0...
[INFO] checking corwake-0.1.0 against try#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952
[INFO] extracting crate corwake 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate corwake 0.1.0
[INFO] finished tweaking crates.io crate corwake 0.1.0
[INFO] tweaked toml for crates.io crate corwake 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate corwake 0.1.0 on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate corwake 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2accc7cde14e2eb1496550fce3ef3d0ade72068cbe62a1aa3ad9582be8aa0e4d
[INFO] running `Command { std: "docker" "start" "-a" "2accc7cde14e2eb1496550fce3ef3d0ade72068cbe62a1aa3ad9582be8aa0e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2accc7cde14e2eb1496550fce3ef3d0ade72068cbe62a1aa3ad9582be8aa0e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2accc7cde14e2eb1496550fce3ef3d0ade72068cbe62a1aa3ad9582be8aa0e4d", kill_on_drop: false }`
[INFO] [stdout] 2accc7cde14e2eb1496550fce3ef3d0ade72068cbe62a1aa3ad9582be8aa0e4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe28e6ab85236f59e506fa4426255b4d07c20cf3f5c2128c4065f07b19d3c74a
[INFO] running `Command { std: "docker" "start" "-a" "fe28e6ab85236f59e506fa4426255b4d07c20cf3f5c2128c4065f07b19d3c74a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling externref-macro v0.2.0
[INFO] [stderr]     Checking externref v0.2.0
[INFO] [stderr]     Checking corwake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> src/lib.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         #[externref]
[INFO] [stdout]    |         ^^^^^^^^^^^-
[INFO] [stdout]    |         |          |
[INFO] [stdout]    |         |          temporary value is freed at the end of this statement
[INFO] [stdout]    |         creates a temporary value which is freed while still in use
[INFO] [stdout]    |         using this value as a constant requires that borrow lasts for `'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `externref` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> src/lib.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     #[externref]
[INFO] [stdout]    |     ^^^^^^^^^^^-
[INFO] [stdout]    |     |          |
[INFO] [stdout]    |     |          temporary value is freed at the end of this statement
[INFO] [stdout]    |     creates a temporary value which is freed while still in use
[INFO] [stdout]    |     using this value as a constant requires that borrow lasts for `'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `externref` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> src/lib.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         #[externref]
[INFO] [stdout]    |         ^^^^^^^^^^^-
[INFO] [stdout]    |         |          |
[INFO] [stdout]    |         |          temporary value is freed at the end of this statement
[INFO] [stdout]    |         creates a temporary value which is freed while still in use
[INFO] [stdout]    |         using this value as a constant requires that borrow lasts for `'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `externref` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]   --> src/lib.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |     #[externref]
[INFO] [stdout]    |     ^^^^^^^^^^^-
[INFO] [stdout]    |     |          |
[INFO] [stdout]    |     |          temporary value is freed at the end of this statement
[INFO] [stdout]    |     creates a temporary value which is freed while still in use
[INFO] [stdout]    |     using this value as a constant requires that borrow lasts for `'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `externref` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `corwake` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> src/lib.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let w = unsafe { core::task::Waker::new(p0, p1) };
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> src/lib.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let w = unsafe { core::task::Waker::new(p0, p1) };
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `corwake` (lib) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "fe28e6ab85236f59e506fa4426255b4d07c20cf3f5c2128c4065f07b19d3c74a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe28e6ab85236f59e506fa4426255b4d07c20cf3f5c2128c4065f07b19d3c74a", kill_on_drop: false }`
[INFO] [stdout] fe28e6ab85236f59e506fa4426255b4d07c20cf3f5c2128c4065f07b19d3c74a
