[INFO] fetching crate kind-parser 0.1.3...
[INFO] checking kind-parser-0.1.3 against 1.95.0 for pr-155915
[INFO] extracting crate kind-parser 0.1.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate kind-parser 0.1.3
[INFO] finished tweaking crates.io crate kind-parser 0.1.3
[INFO] tweaked toml for crates.io crate kind-parser 0.1.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kind-parser 0.1.3 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 80 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kind-tree v0.1.3
[INFO] [stderr]   Downloaded kind-span v0.1.3
[INFO] [stderr]   Downloaded refl v0.2.1
[INFO] [stderr]   Downloaded highlight_error v0.1.1
[INFO] [stderr]   Downloaded kind-report v0.1.3
[INFO] [stderr]   Downloaded HOPA v0.1.2
[INFO] [stderr]   Downloaded clap_derive v3.2.25
[INFO] [stderr]   Downloaded sysinfo v0.29.11
[INFO] [stderr]   Downloaded hvm v1.0.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 271a987164a44e63667831b8ef8f38c7c0caadceedec675f7c275034394a8fb7
[INFO] running `Command { std: "docker" "start" "-a" "271a987164a44e63667831b8ef8f38c7c0caadceedec675f7c275034394a8fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "271a987164a44e63667831b8ef8f38c7c0caadceedec675f7c275034394a8fb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "271a987164a44e63667831b8ef8f38c7c0caadceedec675f7c275034394a8fb7", kill_on_drop: false }`
[INFO] [stdout] 271a987164a44e63667831b8ef8f38c7c0caadceedec675f7c275034394a8fb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89991f0c18ef996daf5c0c29331d6705a49a967ea4f0b62bc085b2d1f75352c2
[INFO] running `Command { std: "docker" "start" "-a" "89991f0c18ef996daf5c0c29331d6705a49a967ea4f0b62bc085b2d1f75352c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking highlight_error v0.1.1
[INFO] [stderr]     Checking rustc-demangle v0.1.27
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking kind-span v0.1.3
[INFO] [stderr]     Checking termsize v0.1.9
[INFO] [stderr]     Checking pathdiff v0.2.3
[INFO] [stderr]     Checking refl v0.2.1
[INFO] [stderr]     Checking HOPA v0.1.2
[INFO] [stderr]     Checking kind-report v0.1.3
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking addr2line v0.25.1
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking sysinfo v0.29.11
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking hvm v1.0.11
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hvm-1.0.11/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(atomic_from_mut)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hvm` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "89991f0c18ef996daf5c0c29331d6705a49a967ea4f0b62bc085b2d1f75352c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89991f0c18ef996daf5c0c29331d6705a49a967ea4f0b62bc085b2d1f75352c2", kill_on_drop: false }`
[INFO] [stdout] 89991f0c18ef996daf5c0c29331d6705a49a967ea4f0b62bc085b2d1f75352c2
