[INFO] cloning repository https://github.com/vorner/mandel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vorner/mandel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvorner%2Fmandel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvorner%2Fmandel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fee271a05e2a124834e13a1362f233e8ea3a33c1
[INFO] testing vorner/mandel against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvorner%2Fmandel" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vorner/mandel on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vorner/mandel
[INFO] finished tweaking git repo https://github.com/vorner/mandel
[INFO] tweaked toml for git repo https://github.com/vorner/mandel written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/vorner/mandel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09fee59a33c92475b8457b7b6d24dce48e0bd9562ec3bf6f7de7c2690652f8c8
[INFO] running `Command { std: "docker" "start" "-a" "09fee59a33c92475b8457b7b6d24dce48e0bd9562ec3bf6f7de7c2690652f8c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09fee59a33c92475b8457b7b6d24dce48e0bd9562ec3bf6f7de7c2690652f8c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09fee59a33c92475b8457b7b6d24dce48e0bd9562ec3bf6f7de7c2690652f8c8", kill_on_drop: false }`
[INFO] [stdout] 09fee59a33c92475b8457b7b6d24dce48e0bd9562ec3bf6f7de7c2690652f8c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf7b47fa0fac5a9e400677b98a5683338e0c2bb3dae7f526e09d0f163cba062f
[INFO] running `Command { std: "docker" "start" "-a" "cf7b47fa0fac5a9e400677b98a5683338e0c2bb3dae7f526e09d0f163cba062f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling packed_simd v0.3.3 (https://github.com/rust-lang/packed_simd#efc71ad7)
[INFO] [stderr]    Compiling bytemuck v1.4.1
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling slipstream v0.1.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling png v0.16.7
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/packed_simd-1d87ffd8ef2d698a/efc71ad/src/lib.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     const_fn,
[INFO] [stdout]     |     ^^^^^^^^ feature has been removed
[INFO] [stdout]     |
[INFO] [stdout]     = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/packed_simd-1d87ffd8ef2d698a/efc71ad/src/lib.rs:202:1
[INFO] [stdout]     |
[INFO] [stdout] 202 | / #![feature(
[INFO] [stdout] 203 | |     repr_simd,
[INFO] [stdout] 204 | |     const_fn,
[INFO] [stdout] 205 | |     platform_intrinsics,
[INFO] [stdout] ...   |
[INFO] [stdout] 213 | |     custom_inner_attributes
[INFO] [stdout] 214 | | )]
[INFO] [stdout]     | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling image v0.23.9
[INFO] [stderr]    Compiling multiversion-macros v0.6.1
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `packed_simd`
[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" "cf7b47fa0fac5a9e400677b98a5683338e0c2bb3dae7f526e09d0f163cba062f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf7b47fa0fac5a9e400677b98a5683338e0c2bb3dae7f526e09d0f163cba062f", kill_on_drop: false }`
[INFO] [stdout] cf7b47fa0fac5a9e400677b98a5683338e0c2bb3dae7f526e09d0f163cba062f
