[INFO] cloning repository https://github.com/LordGoatius/ternary_future
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LordGoatius/ternary_future" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLordGoatius%2Fternary_future", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLordGoatius%2Fternary_future'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2577b3951ddca69b72272b9479db0238f1fda987
[INFO] checking LordGoatius/ternary_future against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLordGoatius%2Fternary_future" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LordGoatius/ternary_future
[INFO] finished tweaking git repo https://github.com/LordGoatius/ternary_future
[INFO] tweaked toml for git repo https://github.com/LordGoatius/ternary_future written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LordGoatius/ternary_future 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] crate git repo https://github.com/LordGoatius/ternary_future already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8f5601d14c0591be1a43c5c7e80a22245833efd88f5fedcf0bde4e7b9ca38ffe
[INFO] running `Command { std: "docker" "start" "-a" "8f5601d14c0591be1a43c5c7e80a22245833efd88f5fedcf0bde4e7b9ca38ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f5601d14c0591be1a43c5c7e80a22245833efd88f5fedcf0bde4e7b9ca38ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f5601d14c0591be1a43c5c7e80a22245833efd88f5fedcf0bde4e7b9ca38ffe", kill_on_drop: false }`
[INFO] [stdout] 8f5601d14c0591be1a43c5c7e80a22245833efd88f5fedcf0bde4e7b9ca38ffe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 98b3a7e244858b5302d37494b1933b08d2833fa8bbc91a95d596cb4330c8defe
[INFO] running `Command { std: "docker" "start" "-a" "98b3a7e244858b5302d37494b1933b08d2833fa8bbc91a95d596cb4330c8defe", kill_on_drop: false }`
[INFO] [stderr]     Checking balanced_ternary v0.1.0 (/opt/rustwide/workdir/ternary)
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> ternary/lib.rs:2:1
[INFO] [stdout]    |
[INFO] [stdout]  2 | / #![feature(
[INFO] [stdout]  3 | |     generic_const_exprs,
[INFO] [stdout]  4 | |     const_default,
[INFO] [stdout]  5 | |     derive_const,
[INFO] [stdout] ...  |
[INFO] [stdout] 10 | |     const_convert,
[INFO] [stdout] 11 | | )]
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> ternary/lib.rs:2:1
[INFO] [stdout]    |
[INFO] [stdout]  2 | / #![feature(
[INFO] [stdout]  3 | |     generic_const_exprs,
[INFO] [stdout]  4 | |     const_default,
[INFO] [stdout]  5 | |     derive_const,
[INFO] [stdout] ...  |
[INFO] [stdout] 10 | |     const_convert,
[INFO] [stdout] 11 | | )]
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `balanced_ternary` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `balanced_ternary` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "98b3a7e244858b5302d37494b1933b08d2833fa8bbc91a95d596cb4330c8defe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98b3a7e244858b5302d37494b1933b08d2833fa8bbc91a95d596cb4330c8defe", kill_on_drop: false }`
[INFO] [stdout] 98b3a7e244858b5302d37494b1933b08d2833fa8bbc91a95d596cb4330c8defe
