[INFO] cloning repository https://github.com/TheMallen/napirs-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheMallen/napirs-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheMallen%2Fnapirs-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheMallen%2Fnapirs-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 972358c882b9caa334a440dc0e027667eafe6bd7
[INFO] testing TheMallen/napirs-test against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheMallen%2Fnapirs-test" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  95% (21/22)
Updating files: 100% (22/22)
Updating files: 100% (22/22), done.
[INFO] validating manifest of git repo https://github.com/TheMallen/napirs-test on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/TheMallen/napirs-test
[INFO] finished tweaking git repo https://github.com/TheMallen/napirs-test
[INFO] tweaked toml for git repo https://github.com/TheMallen/napirs-test written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/TheMallen/napirs-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6da64e017d245c73ab88fab4a767331f8b918b0c61c324342238a2560e1a8d5f
[INFO] running `Command { std: "docker" "start" "-a" "6da64e017d245c73ab88fab4a767331f8b918b0c61c324342238a2560e1a8d5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6da64e017d245c73ab88fab4a767331f8b918b0c61c324342238a2560e1a8d5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6da64e017d245c73ab88fab4a767331f8b918b0c61c324342238a2560e1a8d5f", kill_on_drop: false }`
[INFO] [stdout] 6da64e017d245c73ab88fab4a767331f8b918b0c61c324342238a2560e1a8d5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86efed65f42739a3b2d89970108ae70340b2f41b90cc44b0cf30718085c4011e
[INFO] running `Command { std: "docker" "start" "-a" "86efed65f42739a3b2d89970108ae70340b2f41b90cc44b0cf30718085c4011e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling if_chain v1.0.2
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling pathdiff v0.2.0
[INFO] [stderr]    Compiling retain_mut v0.1.3
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling cty v0.2.1
[INFO] [stderr]    Compiling swc_bundler v0.46.0
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling napi-build v1.1.0
[INFO] [stderr]    Compiling relative-path v1.5.0
[INFO] [stderr]    Compiling radix_fmt v1.0.0
[INFO] [stderr]    Compiling napi-sys v1.1.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling path-clean v0.1.0
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling mimalloc-rust-sys v1.7.2
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling ordered-float v2.8.0
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling swc_atoms v0.2.7
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling swcify v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling mimalloc-rust v0.1.1
[INFO] [stderr]    Compiling lru v0.6.6
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mimalloc-rust-0.1.1/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(allocator_api)]
[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 `mimalloc-rust` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "86efed65f42739a3b2d89970108ae70340b2f41b90cc44b0cf30718085c4011e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86efed65f42739a3b2d89970108ae70340b2f41b90cc44b0cf30718085c4011e", kill_on_drop: false }`
[INFO] [stdout] 86efed65f42739a3b2d89970108ae70340b2f41b90cc44b0cf30718085c4011e