[INFO] cloning repository https://github.com/iolivia/rust-hash-table
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iolivia/rust-hash-table" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiolivia%2Frust-hash-table", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiolivia%2Frust-hash-table'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70bcbf4538c699383f1375ef1c596d33258fe900
[INFO] checking iolivia/rust-hash-table against master#43d9f3859e0204e764161ee085a360274b5f3e9a for pr-97346
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiolivia%2Frust-hash-table" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iolivia/rust-hash-table on toolchain 43d9f3859e0204e764161ee085a360274b5f3e9a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iolivia/rust-hash-table
[INFO] finished tweaking git repo https://github.com/iolivia/rust-hash-table
[INFO] tweaked toml for git repo https://github.com/iolivia/rust-hash-table written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/iolivia/rust-hash-table already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aca5fa899ff16170cb752bb998502eddada242e8aaa1b1ca59c3e2be4927aefa
[INFO] running `Command { std: "docker" "start" "-a" "aca5fa899ff16170cb752bb998502eddada242e8aaa1b1ca59c3e2be4927aefa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aca5fa899ff16170cb752bb998502eddada242e8aaa1b1ca59c3e2be4927aefa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aca5fa899ff16170cb752bb998502eddada242e8aaa1b1ca59c3e2be4927aefa", kill_on_drop: false }`
[INFO] [stdout] aca5fa899ff16170cb752bb998502eddada242e8aaa1b1ca59c3e2be4927aefa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebe3a4541b1751d238b878b08b5d326ab2e6695dadd1ec609dd22adb535a1611
[INFO] running `Command { std: "docker" "start" "-a" "ebe3a4541b1751d238b878b08b5d326ab2e6695dadd1ec609dd22adb535a1611", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rust-hash-table v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     value: String
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `HashItem` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/main.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, Clone)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/main.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn new(capacity: usize) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.15s
[INFO] running `Command { std: "docker" "inspect" "ebe3a4541b1751d238b878b08b5d326ab2e6695dadd1ec609dd22adb535a1611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebe3a4541b1751d238b878b08b5d326ab2e6695dadd1ec609dd22adb535a1611", kill_on_drop: false }`
[INFO] [stdout] ebe3a4541b1751d238b878b08b5d326ab2e6695dadd1ec609dd22adb535a1611