[INFO] fetching crate csrf 0.4.1...
[INFO] checking csrf-0.4.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate csrf 0.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate csrf 0.4.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate csrf 0.4.1
[INFO] finished tweaking crates.io crate csrf 0.4.1
[INFO] tweaked toml for crates.io crate csrf 0.4.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chacha20poly1305 v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26beb0b8776f3205d6984ab9721d4a283029b8f3bb8a823e59f4c3008920a9d5
[INFO] running `Command { std: "docker" "start" "-a" "26beb0b8776f3205d6984ab9721d4a283029b8f3bb8a823e59f4c3008920a9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26beb0b8776f3205d6984ab9721d4a283029b8f3bb8a823e59f4c3008920a9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26beb0b8776f3205d6984ab9721d4a283029b8f3bb8a823e59f4c3008920a9d5", kill_on_drop: false }`
[INFO] [stdout] 26beb0b8776f3205d6984ab9721d4a283029b8f3bb8a823e59f4c3008920a9d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 607bc6128decb9fb83e1b5d08a3c3be969c63c497c8976ef7c26d6aca9192a38
[INFO] running `Command { std: "docker" "start" "-a" "607bc6128decb9fb83e1b5d08a3c3be969c63c497c8976ef7c26d6aca9192a38", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking aead v0.4.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking polyval v0.5.3
[INFO] [stderr]     Checking poly1305 v0.7.2
[INFO] [stderr]     Checking chacha20 v0.7.3
[INFO] [stderr]     Checking ctr v0.8.0
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking sha2 v0.9.8
[INFO] [stderr]     Checking ghash v0.4.4
[INFO] [stderr]     Checking chacha20poly1305 v0.8.2
[INFO] [stderr]     Checking aes-gcm v0.9.4
[INFO] [stderr]     Checking csrf v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/bench.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `csrf` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "607bc6128decb9fb83e1b5d08a3c3be969c63c497c8976ef7c26d6aca9192a38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "607bc6128decb9fb83e1b5d08a3c3be969c63c497c8976ef7c26d6aca9192a38", kill_on_drop: false }`
[INFO] [stdout] 607bc6128decb9fb83e1b5d08a3c3be969c63c497c8976ef7c26d6aca9192a38
