[INFO] cloning repository https://github.com/dgagn/bye
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dgagn/bye" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgagn%2Fbye", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgagn%2Fbye'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf087bfd0cde88ce3b0eae50fcd582790b1e930e
[INFO] checking dgagn/bye/bf087bfd0cde88ce3b0eae50fcd582790b1e930e against master#3b1b0ef4d80d3117924d91352c8b6ca528708b3c for pr-152996
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgagn%2Fbye" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dgagn/bye
[INFO] finished tweaking git repo https://github.com/dgagn/bye
[INFO] tweaked toml for git repo https://github.com/dgagn/bye written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dgagn/bye on toolchain 3b1b0ef4d80d3117924d91352c8b6ca528708b3c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3b1b0ef4d80d3117924d91352c8b6ca528708b3c" "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" "+3b1b0ef4d80d3117924d91352c8b6ca528708b3c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest Rust 1.96.0-nightly compatible versions
[INFO] [stderr]       Adding nix v0.30.1 (available: v0.31.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3b1b0ef4d80d3117924d91352c8b6ca528708b3c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3b1b0ef4d80d3117924d91352c8b6ca528708b3c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5eb7f4f4bb36b98442193c4251eb85ec6c7de93bfc44bf0659efda4946561802
[INFO] running `Command { std: "docker" "start" "-a" "5eb7f4f4bb36b98442193c4251eb85ec6c7de93bfc44bf0659efda4946561802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5eb7f4f4bb36b98442193c4251eb85ec6c7de93bfc44bf0659efda4946561802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eb7f4f4bb36b98442193c4251eb85ec6c7de93bfc44bf0659efda4946561802", kill_on_drop: false }`
[INFO] [stdout] 5eb7f4f4bb36b98442193c4251eb85ec6c7de93bfc44bf0659efda4946561802
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3b1b0ef4d80d3117924d91352c8b6ca528708b3c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46be2ee023caa5d86acc4fe864f2e6f15f9fd2c4d5ade677d9b4a0a7e4e81c24
[INFO] running `Command { std: "docker" "start" "-a" "46be2ee023caa5d86acc4fe864f2e6f15f9fd2c4d5ade677d9b4a0a7e4e81c24", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking tokio v1.50.0
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]     Checking bye v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:249:45
[INFO] [stdout]     |
[INFO] [stdout] 249 |     compute_systemd_ports().unwrap_or_else(|e| {
[INFO] [stdout]     |                                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/bye.rs:283:41
[INFO] [stdout]     |
[INFO] [stdout] 283 | ...                   Err(e) => {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/bye.rs:296:24
[INFO] [stdout]     |
[INFO] [stdout] 296 |             if let Err(e) = res {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:207:36
[INFO] [stdout]     |
[INFO] [stdout] 207 |                         if let Err(e) = clear_cloexec(&borrowed) {
[INFO] [stdout]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:249:45
[INFO] [stdout]     |
[INFO] [stdout] 249 |     compute_systemd_ports().unwrap_or_else(|e| {
[INFO] [stdout]     |                                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/bye.rs:283:41
[INFO] [stdout]     |
[INFO] [stdout] 283 | ...                   Err(e) => {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/bye.rs:296:24
[INFO] [stdout]     |
[INFO] [stdout] 296 |             if let Err(e) = res {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:207:36
[INFO] [stdout]     |
[INFO] [stdout] 207 |                         if let Err(e) = clear_cloexec(&borrowed) {
[INFO] [stdout]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.29s
[INFO] running `Command { std: "docker" "inspect" "46be2ee023caa5d86acc4fe864f2e6f15f9fd2c4d5ade677d9b4a0a7e4e81c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46be2ee023caa5d86acc4fe864f2e6f15f9fd2c4d5ade677d9b4a0a7e4e81c24", kill_on_drop: false }`
[INFO] [stdout] 46be2ee023caa5d86acc4fe864f2e6f15f9fd2c4d5ade677d9b4a0a7e4e81c24