[INFO] fetching crate mdbook-emojis 0.1.2... [INFO] checking mdbook-emojis-0.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate mdbook-emojis 0.1.2 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate mdbook-emojis 0.1.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mdbook-emojis 0.1.2 [INFO] finished tweaking crates.io crate mdbook-emojis 0.1.2 [INFO] tweaked toml for crates.io crate mdbook-emojis 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate mdbook-emojis 0.1.2 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded emojis v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 181dc50fd5a29f006fb175f46e608da0ce2ccd5c0ea9b6951e10fe056ce2cf11 [INFO] running `Command { std: "docker" "start" "-a" "181dc50fd5a29f006fb175f46e608da0ce2ccd5c0ea9b6951e10fe056ce2cf11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "181dc50fd5a29f006fb175f46e608da0ce2ccd5c0ea9b6951e10fe056ce2cf11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "181dc50fd5a29f006fb175f46e608da0ce2ccd5c0ea9b6951e10fe056ce2cf11", kill_on_drop: false }` [INFO] [stdout] 181dc50fd5a29f006fb175f46e608da0ce2ccd5c0ea9b6951e10fe056ce2cf11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3a9f581126fbd75c1532144b18dcf2448dee30561f1e8c39c73607be4003f77 [INFO] running `Command { std: "docker" "start" "-a" "f3a9f581126fbd75c1532144b18dcf2448dee30561f1e8c39c73607be4003f77", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking emojis v0.1.2 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking mdbook-emojis v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `emojis` is imported redundantly [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use emojis; [INFO] [stdout] | ^^^^^^ the item `emojis` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `emojis` is imported redundantly [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use emojis; [INFO] [stdout] | ^^^^^^ the item `emojis` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.63s [INFO] running `Command { std: "docker" "inspect" "f3a9f581126fbd75c1532144b18dcf2448dee30561f1e8c39c73607be4003f77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3a9f581126fbd75c1532144b18dcf2448dee30561f1e8c39c73607be4003f77", kill_on_drop: false }` [INFO] [stdout] f3a9f581126fbd75c1532144b18dcf2448dee30561f1e8c39c73607be4003f77