[INFO] fetching crate redox_installer 0.2.10...
[INFO] testing redox_installer-0.2.10 against 1.60.0 for beta-1.61-1
[INFO] extracting crate redox_installer 0.2.10 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate redox_installer 0.2.10 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate redox_installer 0.2.10
[INFO] finished tweaking crates.io crate redox_installer 0.2.10
[INFO] tweaked toml for crates.io crate redox_installer 0.2.10 written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate crates.io crate redox_installer 0.2.10 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded user-error v1.2.8
[INFO] [stderr]   Downloaded pkgar-keys v0.1.0
[INFO] [stderr]   Downloaded memsec v0.6.0
[INFO] [stderr]   Downloaded seckey v0.11.2
[INFO] [stderr]   Downloaded redox_users v0.4.2
[INFO] [stderr]   Downloaded blake3 v0.3.8
[INFO] [stderr]   Downloaded sodiumoxide v0.2.6
[INFO] [stderr]   Downloaded pkgar v0.1.7
[INFO] [stderr]   Downloaded pkgar-core v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b97acac74aa13aad2f91f7babf42a07c8f86895801d95d4ba72360f7d573f646
[INFO] running `Command { std: "docker" "start" "-a" "b97acac74aa13aad2f91f7babf42a07c8f86895801d95d4ba72360f7d573f646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b97acac74aa13aad2f91f7babf42a07c8f86895801d95d4ba72360f7d573f646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97acac74aa13aad2f91f7babf42a07c8f86895801d95d4ba72360f7d573f646", kill_on_drop: false }`
[INFO] [stdout] b97acac74aa13aad2f91f7babf42a07c8f86895801d95d4ba72360f7d573f646
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c57f3bf2d21376f607548abf4756b3263bbc4720f0252beb52d8b152f0bac5a8
[INFO] running `Command { std: "docker" "start" "-a" "c57f3bf2d21376f607548abf4756b3263bbc4720f0252beb52d8b152f0bac5a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling thread-scoped v1.0.2
[INFO] [stderr]    Compiling rle-decode-fast v1.0.3
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling redox_pkgutils v0.1.6
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling base64ct v1.1.1
[INFO] [stderr]    Compiling user-error v1.2.8
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling redox_simple_endian v0.2.1
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling bidir-map v0.6.0
[INFO] [stderr]    Compiling ordermap v0.2.13
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling arg_parser v0.1.0
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling tinyvec v1.5.1
[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/redox_simple_endian-0.2.1/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![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 `redox_simple_endian` 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" "c57f3bf2d21376f607548abf4756b3263bbc4720f0252beb52d8b152f0bac5a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c57f3bf2d21376f607548abf4756b3263bbc4720f0252beb52d8b152f0bac5a8", kill_on_drop: false }`
[INFO] [stdout] c57f3bf2d21376f607548abf4756b3263bbc4720f0252beb52d8b152f0bac5a8