[INFO] fetching crate proc-caesar 1.1.0...
[INFO] checking proc-caesar-1.1.0 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate proc-caesar 1.1.0 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate proc-caesar 1.1.0 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proc-caesar 1.1.0
[INFO] finished tweaking crates.io crate proc-caesar 1.1.0
[INFO] tweaked toml for crates.io crate proc-caesar 1.1.0 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] crate crates.io crate proc-caesar 1.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac1a19673b0aee36de7dba5560d28aa6e63eedde57923fa7381a603a17f1ccbf
[INFO] running `Command { std: "docker" "start" "-a" "ac1a19673b0aee36de7dba5560d28aa6e63eedde57923fa7381a603a17f1ccbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac1a19673b0aee36de7dba5560d28aa6e63eedde57923fa7381a603a17f1ccbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac1a19673b0aee36de7dba5560d28aa6e63eedde57923fa7381a603a17f1ccbf", kill_on_drop: false }`
[INFO] [stdout] ac1a19673b0aee36de7dba5560d28aa6e63eedde57923fa7381a603a17f1ccbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07b48e3aef3ea18bf3c73c2d6267de880156b786a7331f8cc6aec351e2387fed
[INFO] running `Command { std: "docker" "start" "-a" "07b48e3aef3ea18bf3c73c2d6267de880156b786a7331f8cc6aec351e2387fed", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-caesar v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> examples/methods.rs:78:16
[INFO] [stdout]    |
[INFO] [stdout] 78 |             'a'...'z' => ebg(p, 'a'),
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> examples/methods.rs:79:16
[INFO] [stdout]    |
[INFO] [stdout] 79 |             'A'...'Z' => ebg(p, 'A'),
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `caesar_decode`
[INFO] [stdout]   --> examples/methods.rs:73:4
[INFO] [stdout]    |
[INFO] [stdout] 73 | sa pnrfne_qrpbqr(f: &fge) -> Fgevat {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.51s
[INFO] running `Command { std: "docker" "inspect" "07b48e3aef3ea18bf3c73c2d6267de880156b786a7331f8cc6aec351e2387fed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07b48e3aef3ea18bf3c73c2d6267de880156b786a7331f8cc6aec351e2387fed", kill_on_drop: false }`
[INFO] [stdout] 07b48e3aef3ea18bf3c73c2d6267de880156b786a7331f8cc6aec351e2387fed