[INFO] fetching crate x86 0.47.0...
[INFO] testing x86-0.47.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate x86 0.47.0 into /workspace/builds/worker-113/source
[INFO] validating manifest of crates.io crate x86 0.47.0 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] removed /workspace/builds/worker-113/source/rust-toolchain
[INFO] started tweaking crates.io crate x86 0.47.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate x86 0.47.0
[INFO] tweaked toml for crates.io crate x86 0.47.0 written to /workspace/builds/worker-113/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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 siphasher v0.3.10
[INFO] [stderr]   Downloaded phf v0.9.0
[INFO] [stderr]   Downloaded phf_generator v0.9.1
[INFO] [stderr]   Downloaded phf_shared v0.9.0
[INFO] [stderr]   Downloaded phf_codegen v0.9.0
[INFO] [stderr]   Downloaded x86 v0.45.0
[INFO] [stderr]   Downloaded klogger v0.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] c2465f9c504288cc42bb806d6cbcc41be786bed14a0f3dceb2fd9b6970af1775
[INFO] running `Command { std: "docker" "start" "-a" "c2465f9c504288cc42bb806d6cbcc41be786bed14a0f3dceb2fd9b6970af1775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2465f9c504288cc42bb806d6cbcc41be786bed14a0f3dceb2fd9b6970af1775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2465f9c504288cc42bb806d6cbcc41be786bed14a0f3dceb2fd9b6970af1775", kill_on_drop: false }`
[INFO] [stdout] c2465f9c504288cc42bb806d6cbcc41be786bed14a0f3dceb2fd9b6970af1775
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 99f83785e26345288f1ffa0bd31fd466b4d7cb961bb7780913704937a6bf537d
[INFO] running `Command { std: "docker" "start" "-a" "99f83785e26345288f1ffa0bd31fd466b4d7cb961bb7780913704937a6bf537d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling x86 v0.47.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling raw-cpuid v10.3.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `Command { std: "docker" "inspect" "99f83785e26345288f1ffa0bd31fd466b4d7cb961bb7780913704937a6bf537d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99f83785e26345288f1ffa0bd31fd466b4d7cb961bb7780913704937a6bf537d", kill_on_drop: false }`
[INFO] [stdout] 99f83785e26345288f1ffa0bd31fd466b4d7cb961bb7780913704937a6bf537d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7bad5ab06a6c35c3faa2e80142f1a5c82ff9bef7ff99df1095cfa368fbacff2
[INFO] running `Command { std: "docker" "start" "-a" "f7bad5ab06a6c35c3faa2e80142f1a5c82ff9bef7ff99df1095cfa368fbacff2", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling x86 v0.45.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling termcodes v0.0.1
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling generic-array v0.14.5
[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/x86-0.45.0/src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(core_intrinsics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling generic-array v0.12.4
[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 `x86` 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" "f7bad5ab06a6c35c3faa2e80142f1a5c82ff9bef7ff99df1095cfa368fbacff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7bad5ab06a6c35c3faa2e80142f1a5c82ff9bef7ff99df1095cfa368fbacff2", kill_on_drop: false }`
[INFO] [stdout] f7bad5ab06a6c35c3faa2e80142f1a5c82ff9bef7ff99df1095cfa368fbacff2