[INFO] fetching crate interpolate 0.2.3...
[INFO] testing interpolate-0.2.3 against 1.76.0 for beta-1.77-1
[INFO] extracting crate interpolate 0.2.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate interpolate 0.2.3 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate interpolate 0.2.3
[INFO] finished tweaking crates.io crate interpolate 0.2.3
[INFO] tweaked toml for crates.io crate interpolate 0.2.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: library `interpolate` should only specify `proc-macro = true` instead of setting `crate-type`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2443c6cb91ef5c23f0d72ef38d584984e2cae0078430a1b9457eaac8aadd54c9
[INFO] running `Command { std: "docker" "start" "-a" "2443c6cb91ef5c23f0d72ef38d584984e2cae0078430a1b9457eaac8aadd54c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2443c6cb91ef5c23f0d72ef38d584984e2cae0078430a1b9457eaac8aadd54c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2443c6cb91ef5c23f0d72ef38d584984e2cae0078430a1b9457eaac8aadd54c9", kill_on_drop: false }`
[INFO] [stdout] 2443c6cb91ef5c23f0d72ef38d584984e2cae0078430a1b9457eaac8aadd54c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ec760a59a4d50d74acf1f0f438ed69aeeb300ff0dc4df50d302bb5e3474254f
[INFO] running `Command { std: "docker" "start" "-a" "4ec760a59a4d50d74acf1f0f438ed69aeeb300ff0dc4df50d302bb5e3474254f", kill_on_drop: false }`
[INFO] [stderr] warning: library `interpolate` should only specify `proc-macro = true` instead of setting `crate-type`
[INFO] [stderr]    Compiling interpolate v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(proc_macro_hygiene, proc_macro_quote)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(proc_macro_hygiene, proc_macro_quote)]
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `interpolate` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "4ec760a59a4d50d74acf1f0f438ed69aeeb300ff0dc4df50d302bb5e3474254f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ec760a59a4d50d74acf1f0f438ed69aeeb300ff0dc4df50d302bb5e3474254f", kill_on_drop: false }`
[INFO] [stdout] 4ec760a59a4d50d74acf1f0f438ed69aeeb300ff0dc4df50d302bb5e3474254f
[INFO] testing interpolate-0.2.3 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate interpolate 0.2.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate interpolate 0.2.3 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate interpolate 0.2.3
[INFO] finished tweaking crates.io crate interpolate 0.2.3
[INFO] tweaked toml for crates.io crate interpolate 0.2.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: library `interpolate` should only specify `proc-macro = true` instead of setting `crate-type`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bc3c1144e1a438cc837a987d2fcad924f1f1215a746aca252ae259b5a0be8c5
[INFO] running `Command { std: "docker" "start" "-a" "5bc3c1144e1a438cc837a987d2fcad924f1f1215a746aca252ae259b5a0be8c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bc3c1144e1a438cc837a987d2fcad924f1f1215a746aca252ae259b5a0be8c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bc3c1144e1a438cc837a987d2fcad924f1f1215a746aca252ae259b5a0be8c5", kill_on_drop: false }`
[INFO] [stdout] 5bc3c1144e1a438cc837a987d2fcad924f1f1215a746aca252ae259b5a0be8c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0c79a8e0824086ddf14ff734f22595440edcf82ed7e2a6776777726dbee2979
[INFO] running `Command { std: "docker" "start" "-a" "c0c79a8e0824086ddf14ff734f22595440edcf82ed7e2a6776777726dbee2979", kill_on_drop: false }`
[INFO] [stderr] warning: library `interpolate` should only specify `proc-macro = true` instead of setting `crate-type`
[INFO] [stderr]    Compiling interpolate v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(proc_macro_hygiene, proc_macro_quote)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 | #![feature(proc_macro_hygiene, proc_macro_quote)]
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `interpolate` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "c0c79a8e0824086ddf14ff734f22595440edcf82ed7e2a6776777726dbee2979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0c79a8e0824086ddf14ff734f22595440edcf82ed7e2a6776777726dbee2979", kill_on_drop: false }`
[INFO] [stdout] c0c79a8e0824086ddf14ff734f22595440edcf82ed7e2a6776777726dbee2979
