[INFO] cloning repository https://github.com/rail44/neu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rail44/neu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frail44%2Fneu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frail44%2Fneu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c85c12e09bd9cf7b5f1da84612b50f7682f9c65
[INFO] checking rail44/neu against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frail44%2Fneu" "/workspace/builds/worker-92/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-92/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rail44/neu on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rail44/neu
[INFO] finished tweaking git repo https://github.com/rail44/neu
[INFO] tweaked toml for git repo https://github.com/rail44/neu written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate git repo https://github.com/rail44/neu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 289c79fb07cbf6cc40083082bc72ce6bdff6ebf0fd2eba2e6e7484e8066e1778
[INFO] running `Command { std: "docker" "start" "-a" "289c79fb07cbf6cc40083082bc72ce6bdff6ebf0fd2eba2e6e7484e8066e1778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "289c79fb07cbf6cc40083082bc72ce6bdff6ebf0fd2eba2e6e7484e8066e1778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "289c79fb07cbf6cc40083082bc72ce6bdff6ebf0fd2eba2e6e7484e8066e1778", kill_on_drop: false }`
[INFO] [stdout] 289c79fb07cbf6cc40083082bc72ce6bdff6ebf0fd2eba2e6e7484e8066e1778
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69da4bf60d8cec6ad3343eeff768e0697b73e4153b214625ca79f8338e5dea31
[INFO] running `Command { std: "docker" "start" "-a" "69da4bf60d8cec6ad3343eeff768e0697b73e4153b214625ca79f8338e5dea31", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
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[INFO] [stderr]     Checking addr2line v0.16.0
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[INFO] [stderr]     Checking tracing-serde v0.1.2
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[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking tracing-subscriber v0.2.19
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking flume v0.10.7
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking neu v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `nth`
[INFO] [stdout]   --> src/action.rs:61:19
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub(super) fn nth(self, n: usize) -> Action {
[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: `get_update`
[INFO] [stdout]   --> src/compute.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub(super) fn get_update<C: Compute>(&mut self) -> Option<C> {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nth`
[INFO] [stdout]   --> src/selection.rs:29:19
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub(super) fn nth(self, n: usize) -> Selection {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nth`
[INFO] [stdout]   --> src/action.rs:61:19
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pub(super) fn nth(self, n: usize) -> Action {
[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: `get_update`
[INFO] [stdout]   --> src/compute.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub(super) fn get_update<C: Compute>(&mut self) -> Option<C> {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `nth`
[INFO] [stdout]   --> src/selection.rs:29:19
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub(super) fn nth(self, n: usize) -> Selection {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.11s
[INFO] running `Command { std: "docker" "inspect" "69da4bf60d8cec6ad3343eeff768e0697b73e4153b214625ca79f8338e5dea31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69da4bf60d8cec6ad3343eeff768e0697b73e4153b214625ca79f8338e5dea31", kill_on_drop: false }`
[INFO] [stdout] 69da4bf60d8cec6ad3343eeff768e0697b73e4153b214625ca79f8338e5dea31