[INFO] fetching crate neutral 0.2.6...
[INFO] building neutral-0.2.6 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate neutral 0.2.6 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate neutral 0.2.6
[INFO] finished tweaking crates.io crate neutral 0.2.6
[INFO] tweaked toml for crates.io crate neutral 0.2.6 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate neutral 0.2.6 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 140 packages to latest compatible versions
[INFO] [stderr]       Adding http v0.2.12 (available: v1.3.1)
[INFO] [stderr]       Adding hyper v0.14.32 (available: v1.7.0)
[INFO] [stderr]       Adding hyper-tls v0.5.0 (available: v0.6.0)
[INFO] [stderr]       Adding mockito v0.30.0 (available: v1.7.0)
[INFO] [stderr]       Adding secrecy v0.8.0 (available: v0.10.3)
[INFO] [stderr]       Adding serde_with v1.14.0 (available: v3.14.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c582862d37a15e0604a5423bb28c1e272c5e3e80ff7120e0dc960e35f9d43ff1
[INFO] running `Command { std: "docker" "start" "-a" "c582862d37a15e0604a5423bb28c1e272c5e3e80ff7120e0dc960e35f9d43ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c582862d37a15e0604a5423bb28c1e272c5e3e80ff7120e0dc960e35f9d43ff1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c582862d37a15e0604a5423bb28c1e272c5e3e80ff7120e0dc960e35f9d43ff1", kill_on_drop: false }`
[INFO] [stdout] c582862d37a15e0604a5423bb28c1e272c5e3e80ff7120e0dc960e35f9d43ff1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df075fb56c0f3275ca48a2cb29303aacd0a2a1c225527937a24a2ab8cde65724
[INFO] running `Command { std: "docker" "start" "-a" "df075fb56c0f3275ca48a2cb29303aacd0a2a1c225527937a24a2ab8cde65724", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling secrecy v0.8.0
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling assert-json-diff v2.0.2
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_with v1.14.0
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling mockito v0.30.0
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling neutral_types v0.2.0
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling neutral v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.51s
[INFO] running `Command { std: "docker" "inspect" "df075fb56c0f3275ca48a2cb29303aacd0a2a1c225527937a24a2ab8cde65724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df075fb56c0f3275ca48a2cb29303aacd0a2a1c225527937a24a2ab8cde65724", kill_on_drop: false }`
[INFO] [stdout] df075fb56c0f3275ca48a2cb29303aacd0a2a1c225527937a24a2ab8cde65724
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 556c4fc3b1338b390faf41173738faf96c368423d7ba829af8d74169300aa8f9
[INFO] running `Command { std: "docker" "start" "-a" "556c4fc3b1338b390faf41173738faf96c368423d7ba829af8d74169300aa8f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling neutral v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `uri`
[INFO] [stdout]   --> src/lib.rs:72:20
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn try_new(uri: &str, auth: ApiAuth) -> Result<Self, Error> {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_uri`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.51s
[INFO] running `Command { std: "docker" "inspect" "556c4fc3b1338b390faf41173738faf96c368423d7ba829af8d74169300aa8f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "556c4fc3b1338b390faf41173738faf96c368423d7ba829af8d74169300aa8f9", kill_on_drop: false }`
[INFO] [stdout] 556c4fc3b1338b390faf41173738faf96c368423d7ba829af8d74169300aa8f9