[INFO] cloning repository https://github.com/StarToLeft/snowflake-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StarToLeft/snowflake-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStarToLeft%2Fsnowflake-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStarToLeft%2Fsnowflake-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f596f40f4fc6d1235941632a5a9fa3dace3b314a
[INFO] checking StarToLeft/snowflake-rs against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStarToLeft%2Fsnowflake-rs" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/StarToLeft/snowflake-rs on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/StarToLeft/snowflake-rs
[INFO] finished tweaking git repo https://github.com/StarToLeft/snowflake-rs
[INFO] tweaked toml for git repo https://github.com/StarToLeft/snowflake-rs written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/StarToLeft/snowflake-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6e23634f0969124deb98c32fb32062dbc1535887de6783f9ac28e9c915e8ab1
[INFO] running `Command { std: "docker" "start" "-a" "f6e23634f0969124deb98c32fb32062dbc1535887de6783f9ac28e9c915e8ab1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6e23634f0969124deb98c32fb32062dbc1535887de6783f9ac28e9c915e8ab1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6e23634f0969124deb98c32fb32062dbc1535887de6783f9ac28e9c915e8ab1", kill_on_drop: false }`
[INFO] [stdout] f6e23634f0969124deb98c32fb32062dbc1535887de6783f9ac28e9c915e8ab1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6a451b12ef0ba6b02fa85deb46eab92217e092004af2b6806d11bd45b406ddb
[INFO] running `Command { std: "docker" "start" "-a" "f6a451b12ef0ba6b02fa85deb46eab92217e092004af2b6806d11bd45b406ddb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking snowflake-rs v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `start_time`
[INFO] [stdout]   --> src/instance/builder.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn start_time(mut self, start_time: DateTime<Utc>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `start_time`
[INFO] [stdout]   --> src/instance/builder.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn start_time(mut self, start_time: DateTime<Utc>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `machine_id`
[INFO] [stdout]   --> src/instance/builder.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn machine_id(mut self, machine_id: u16) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `machine_id`
[INFO] [stdout]   --> src/instance/builder.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn machine_id(mut self, machine_id: u16) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.76s
[INFO] running `Command { std: "docker" "inspect" "f6a451b12ef0ba6b02fa85deb46eab92217e092004af2b6806d11bd45b406ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a451b12ef0ba6b02fa85deb46eab92217e092004af2b6806d11bd45b406ddb", kill_on_drop: false }`
[INFO] [stdout] f6a451b12ef0ba6b02fa85deb46eab92217e092004af2b6806d11bd45b406ddb