[INFO] fetching crate ste 0.1.0-alpha.11...
[INFO] checking ste-0.1.0-alpha.11 against beta-2021-10-15 for beta-1.56-3
[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 beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures v0.3.14
[INFO] [stderr]   Downloaded futures-util v0.3.14
[INFO] [stderr]   Downloaded futures-macro v0.3.14
[INFO] [stderr]   Downloaded futures-executor v0.3.14
[INFO] [stderr]   Downloaded futures-channel v0.3.14
[INFO] [stderr]   Downloaded futures-core v0.3.14
[INFO] [stderr]   Downloaded anyhow v1.0.40
[INFO] [stderr]   Downloaded loom v0.4.1
[INFO] [stderr]   Downloaded tokio v1.5.0
[INFO] [stderr]   Downloaded syn v1.0.70
[INFO] [stderr]   Downloaded generator v0.6.25
[INFO] [stderr]   Downloaded futures-io v0.3.14
[INFO] [stderr]   Downloaded futures-sink v0.3.14
[INFO] [stderr]   Downloaded futures-task v0.3.14
[INFO] [stderr]   Downloaded rustversion v1.0.4
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 651e556c1905a842f5f02bf856adee6d91aca1008e631c5f33214175aed5e237
[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" "651e556c1905a842f5f02bf856adee6d91aca1008e631c5f33214175aed5e237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "651e556c1905a842f5f02bf856adee6d91aca1008e631c5f33214175aed5e237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "651e556c1905a842f5f02bf856adee6d91aca1008e631c5f33214175aed5e237", kill_on_drop: false }`
[INFO] [stdout] 651e556c1905a842f5f02bf856adee6d91aca1008e631c5f33214175aed5e237
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43104c6fe3c51ac0607fc4850409c5550565c92d3910e3f03ebd0bfee57f913c
[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" "43104c6fe3c51ac0607fc4850409c5550565c92d3910e3f03ebd0bfee57f913c", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]     Checking futures-channel v0.3.14
[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[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/benches.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[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: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 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ste` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "43104c6fe3c51ac0607fc4850409c5550565c92d3910e3f03ebd0bfee57f913c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43104c6fe3c51ac0607fc4850409c5550565c92d3910e3f03ebd0bfee57f913c", kill_on_drop: false }`
[INFO] [stdout] 43104c6fe3c51ac0607fc4850409c5550565c92d3910e3f03ebd0bfee57f913c
