[INFO] fetching crate baseunits-rs 0.1.0...
[INFO] testing baseunits-rs-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate baseunits-rs 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate baseunits-rs 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/rust-toolchain
[INFO] started tweaking crates.io crate baseunits-rs 0.1.0
[INFO] finished tweaking crates.io crate baseunits-rs 0.1.0
[INFO] tweaked toml for crates.io crate baseunits-rs 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "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 rust-fp-categories v0.0.5
[INFO] [stderr]   Downloaded iso-4217 v0.1.0
[INFO] [stderr]   Downloaded rust_decimal v1.22.0
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48b2a7c8c298ce9887f0c12f311334214648468b432f1e791dfaad56ecacdbfd
[INFO] running `Command { std: "docker" "start" "-a" "48b2a7c8c298ce9887f0c12f311334214648468b432f1e791dfaad56ecacdbfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48b2a7c8c298ce9887f0c12f311334214648468b432f1e791dfaad56ecacdbfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48b2a7c8c298ce9887f0c12f311334214648468b432f1e791dfaad56ecacdbfd", kill_on_drop: false }`
[INFO] [stdout] 48b2a7c8c298ce9887f0c12f311334214648468b432f1e791dfaad56ecacdbfd
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42f548102a64a9b37c1fdd2a1589ea1b8853b9a43c6de6aa03e222df38403843
[INFO] running `Command { std: "docker" "start" "-a" "42f548102a64a9b37c1fdd2a1589ea1b8853b9a43c6de6aa03e222df38403843", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_decimal v1.22.0
[INFO] [stderr]    Compiling iso-4217 v0.1.0
[INFO] [stderr]    Compiling rust-fp-categories v0.0.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-fp-categories-0.0.5/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generic_associated_types)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-fp-categories` due to 2 previous errors
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "42f548102a64a9b37c1fdd2a1589ea1b8853b9a43c6de6aa03e222df38403843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42f548102a64a9b37c1fdd2a1589ea1b8853b9a43c6de6aa03e222df38403843", kill_on_drop: false }`
[INFO] [stdout] 42f548102a64a9b37c1fdd2a1589ea1b8853b9a43c6de6aa03e222df38403843