[INFO] cloning repository https://github.com/maolonglong/identicon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maolonglong/identicon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaolonglong%2Fidenticon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaolonglong%2Fidenticon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f02a741fad137e44810cd88abeef70b8844365cd
[INFO] checking maolonglong/identicon against master#40daf23eeb711dadf140b2536e67e3ff4c999196 for pr-142287
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaolonglong%2Fidenticon" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maolonglong/identicon on toolchain 40daf23eeb711dadf140b2536e67e3ff4c999196
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/maolonglong/identicon
[INFO] finished tweaking git repo https://github.com/maolonglong/identicon
[INFO] tweaked toml for git repo https://github.com/maolonglong/identicon written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/maolonglong/identicon 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" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prost v0.12.3
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[INFO] [stderr]   Downloaded opentelemetry v0.21.0
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.22.0
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[INFO] [stderr]   Downloaded crossterm v0.26.1
[INFO] [stderr]   Downloaded axum v0.7.4
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.21.2
[INFO] [stderr]   Downloaded serde_json v1.0.114
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[INFO] [stderr]   Downloaded shuttle-codegen v0.41.0
[INFO] [stderr]   Downloaded opentelemetry-http v0.10.0
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[INFO] [stderr]   Downloaded prost-derive v0.12.3
[INFO] [stderr]   Downloaded faststr v0.2.18
[INFO] [stderr]   Downloaded image v0.25.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e9078c065c93d27008edb228a52c5ae95098e724a748276a401c6f31288da6f
[INFO] running `Command { std: "docker" "start" "-a" "3e9078c065c93d27008edb228a52c5ae95098e724a748276a401c6f31288da6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e9078c065c93d27008edb228a52c5ae95098e724a748276a401c6f31288da6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e9078c065c93d27008edb228a52c5ae95098e724a748276a401c6f31288da6f", kill_on_drop: false }`
[INFO] [stdout] 3e9078c065c93d27008edb228a52c5ae95098e724a748276a401c6f31288da6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b57c483ef0d022241dbb9cfba56786eada23077b937c830c8a7db90ab41233d7
[INFO] running `Command { std: "docker" "start" "-a" "b57c483ef0d022241dbb9cfba56786eada23077b937c830c8a7db90ab41233d7", kill_on_drop: false }`
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[INFO] [stderr]    Compiling strum_macros v0.24.3
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[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling strum_macros v0.26.2
[INFO] [stderr]    Compiling prost-derive v0.12.3
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling shuttle-codegen v0.41.0
[INFO] [stderr]     Checking async-stream v0.3.5
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[INFO] [stderr]     Checking identicon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/nibbler.rs:9:30
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub(crate) fn new(bytes: &[u8]) -> Nibbler {
[INFO] [stdout]   |                              ^^^^^     ------- the lifetime gets resolved as `'_`
[INFO] [stdout]   |                              |
[INFO] [stdout]   |                              this lifetime flows to the output
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub(crate) fn new(bytes: &[u8]) -> Nibbler<'_> {
[INFO] [stdout]   |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]  --> src/nibbler.rs:9:30
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub(crate) fn new(bytes: &[u8]) -> Nibbler {
[INFO] [stdout]   |                              ^^^^^     ------- the lifetime gets resolved as `'_`
[INFO] [stdout]   |                              |
[INFO] [stdout]   |                              this lifetime flows to the output
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub(crate) fn new(bytes: &[u8]) -> Nibbler<'_> {
[INFO] [stdout]   |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 58.17s
[INFO] running `Command { std: "docker" "inspect" "b57c483ef0d022241dbb9cfba56786eada23077b937c830c8a7db90ab41233d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b57c483ef0d022241dbb9cfba56786eada23077b937c830c8a7db90ab41233d7", kill_on_drop: false }`
[INFO] [stdout] b57c483ef0d022241dbb9cfba56786eada23077b937c830c8a7db90ab41233d7