[INFO] fetching crate iterlower 1.0.1... [INFO] checking iterlower-1.0.1 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] extracting crate iterlower 1.0.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate iterlower 1.0.1 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate iterlower 1.0.1 [INFO] finished tweaking crates.io crate iterlower 1.0.1 [INFO] tweaked toml for crates.io crate iterlower 1.0.1 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f8ed02ac8550f913f6e00fe2cfa4880be89695b9d3dcff8300b04861d0fa8193 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f8ed02ac8550f913f6e00fe2cfa4880be89695b9d3dcff8300b04861d0fa8193", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f8ed02ac8550f913f6e00fe2cfa4880be89695b9d3dcff8300b04861d0fa8193", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8ed02ac8550f913f6e00fe2cfa4880be89695b9d3dcff8300b04861d0fa8193", kill_on_drop: false }` [INFO] [stdout] f8ed02ac8550f913f6e00fe2cfa4880be89695b9d3dcff8300b04861d0fa8193 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bee0d6e98c7ebfc2a88ccf6625d01dcd64a7550645c23d6bffc38aedc66d9fc2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "bee0d6e98c7ebfc2a88ccf6625d01dcd64a7550645c23d6bffc38aedc66d9fc2", kill_on_drop: false }` [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Checking unic-ucd-hangul v0.9.0 [INFO] [stderr] Checking unic-ucd-category v0.9.0 [INFO] [stderr] Checking unic-ucd-segment v0.9.0 [INFO] [stderr] Checking unic-ucd-name_aliases v0.9.0 [INFO] [stderr] Checking unic-ucd-ident v0.9.0 [INFO] [stderr] Checking unic-ucd-age v0.9.0 [INFO] [stderr] Checking unic-ucd-common v0.9.0 [INFO] [stderr] Checking unic-ucd-block v0.9.0 [INFO] [stderr] Checking unic-ucd-bidi v0.9.0 [INFO] [stderr] Checking unic-ucd-case v0.9.0 [INFO] [stderr] Checking unic-ucd-name v0.9.0 [INFO] [stderr] Checking unic-ucd-normal v0.9.0 [INFO] [stderr] Checking unic-ucd v0.9.0 [INFO] [stderr] Checking iterlower v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:60:38 [INFO] [stdout] | [INFO] [stdout] 60 | ... continue;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:60:38 [INFO] [stdout] | [INFO] [stdout] 60 | ... continue;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` 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 [unoptimized + debuginfo] target(s) in 20.09s [INFO] running `Command { std: "docker" "inspect" "bee0d6e98c7ebfc2a88ccf6625d01dcd64a7550645c23d6bffc38aedc66d9fc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bee0d6e98c7ebfc2a88ccf6625d01dcd64a7550645c23d6bffc38aedc66d9fc2", kill_on_drop: false }` [INFO] [stdout] bee0d6e98c7ebfc2a88ccf6625d01dcd64a7550645c23d6bffc38aedc66d9fc2