[INFO] fetching crate cron-descriptor 0.1.1...
[INFO] checking cron-descriptor-0.1.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate cron-descriptor 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate cron-descriptor 0.1.1
[INFO] finished tweaking crates.io crate cron-descriptor 0.1.1
[INFO] tweaked toml for crates.io crate cron-descriptor 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cron-descriptor 0.1.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 69 packages to latest compatible versions
[INFO] [stderr]       Adding ctor v0.1.26 (available: v0.4.2)
[INFO] [stderr]       Adding rust-i18n v1.2.2 (available: v3.1.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-i18n-extract v1.1.1
[INFO] [stderr]   Downloaded rust-i18n-support v1.1.0
[INFO] [stderr]   Downloaded string-builder v0.2.0
[INFO] [stderr]   Downloaded rust-i18n v1.2.2
[INFO] [stderr]   Downloaded rust-i18n-macro v1.3.0
[INFO] [stderr]   Downloaded substring v1.4.5
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c77b8c67202ba1345e1f7079a7b3158ae75f87f41e37f8a25a9d8be4681eecb
[INFO] running `Command { std: "docker" "start" "-a" "8c77b8c67202ba1345e1f7079a7b3158ae75f87f41e37f8a25a9d8be4681eecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c77b8c67202ba1345e1f7079a7b3158ae75f87f41e37f8a25a9d8be4681eecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c77b8c67202ba1345e1f7079a7b3158ae75f87f41e37f8a25a9d8be4681eecb", kill_on_drop: false }`
[INFO] [stdout] 8c77b8c67202ba1345e1f7079a7b3158ae75f87f41e37f8a25a9d8be4681eecb
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8faca6d40ae7223a207caaadb9355d92db3c98daaa35b37505845d8083c3695
[INFO] running `Command { std: "docker" "start" "-a" "d8faca6d40ae7223a207caaadb9355d92db3c98daaa35b37505845d8083c3695", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]     Checking bstr v1.12.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking globset v0.4.16
[INFO] [stderr]     Checking rust-i18n-support v1.1.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking ignore v0.4.23
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rust-i18n-extract v1.1.1
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking strfmt v0.2.4
[INFO] [stderr]     Checking string-builder v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling rust-i18n-macro v1.3.0
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling rust-i18n v1.2.2
[INFO] [stderr]     Checking cron-descriptor v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `plural_num` is never used
[INFO] [stdout]    --> src/description_builder.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 17  | pub trait DescriptionBuilder<'a> {
[INFO] [stdout]     |           ------------------ associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 117 |     fn plural_num(num: i8, singular: &'a String, plural: &'a String) -> &'a String {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `plural_num` is never used
[INFO] [stdout]    --> src/description_builder.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 17  | pub trait DescriptionBuilder<'a> {
[INFO] [stdout]     |           ------------------ associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 117 |     fn plural_num(num: i8, singular: &'a String, plural: &'a String) -> &'a String {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.72s
[INFO] running `Command { std: "docker" "inspect" "d8faca6d40ae7223a207caaadb9355d92db3c98daaa35b37505845d8083c3695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8faca6d40ae7223a207caaadb9355d92db3c98daaa35b37505845d8083c3695", kill_on_drop: false }`
[INFO] [stdout] d8faca6d40ae7223a207caaadb9355d92db3c98daaa35b37505845d8083c3695