[INFO] fetching crate ste 0.1.0-alpha.11...
[INFO] checking ste-0.1.0-alpha.11 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate ste 0.1.0-alpha.11 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ste 0.1.0-alpha.11 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ste 0.1.0-alpha.11
[INFO] finished tweaking crates.io crate ste 0.1.0-alpha.11
[INFO] tweaked toml for crates.io crate ste 0.1.0-alpha.11 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate ste 0.1.0-alpha.11 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded loom v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] 223ce6725cf890a741e8c8a4893d14e554f99b0dfa5d90f86432d4b1ebc3a544
[INFO] running `Command { std: "docker" "start" "-a" "223ce6725cf890a741e8c8a4893d14e554f99b0dfa5d90f86432d4b1ebc3a544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "223ce6725cf890a741e8c8a4893d14e554f99b0dfa5d90f86432d4b1ebc3a544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "223ce6725cf890a741e8c8a4893d14e554f99b0dfa5d90f86432d4b1ebc3a544", kill_on_drop: false }`
[INFO] [stdout] 223ce6725cf890a741e8c8a4893d14e554f99b0dfa5d90f86432d4b1ebc3a544
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87849407b5916f9e249a317057af70bd2a18079721251f4204f6209d96cb5d10
[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" "87849407b5916f9e249a317057af70bd2a18079721251f4204f6209d96cb5d10", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking ste v0.1.0-alpha.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `ste::Thread` in the current scope
[INFO] [stdout]   --> benches/benches.rs:10:35
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let thread = ste::spawn().unwrap();
[INFO] [stdout]    |                                   ^^^^^^ method not found in `ste::Thread`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap` found for struct `ste::Thread` in the current scope
[INFO] [stdout]   --> benches/benches.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let thread = ste::spawn().unwrap();
[INFO] [stdout]    |                                   ^^^^^^ method not found in `ste::Thread`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ste`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "87849407b5916f9e249a317057af70bd2a18079721251f4204f6209d96cb5d10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87849407b5916f9e249a317057af70bd2a18079721251f4204f6209d96cb5d10", kill_on_drop: false }`
[INFO] [stdout] 87849407b5916f9e249a317057af70bd2a18079721251f4204f6209d96cb5d10