[INFO] fetching crate husky-toolchain 0.1.0...
[INFO] testing husky-toolchain-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate husky-toolchain 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate husky-toolchain 0.1.0
[INFO] finished tweaking crates.io crate husky-toolchain 0.1.0
[INFO] tweaked toml for crates.io crate husky-toolchain 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate husky-toolchain 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f5c60517df6197a2e237eb09f5ab5c1980512688a71ab82ccd5b0a0d62549b7
[INFO] running `Command { std: "docker" "start" "-a" "3f5c60517df6197a2e237eb09f5ab5c1980512688a71ab82ccd5b0a0d62549b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f5c60517df6197a2e237eb09f5ab5c1980512688a71ab82ccd5b0a0d62549b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f5c60517df6197a2e237eb09f5ab5c1980512688a71ab82ccd5b0a0d62549b7", kill_on_drop: false }`
[INFO] [stdout] 3f5c60517df6197a2e237eb09f5ab5c1980512688a71ab82ccd5b0a0d62549b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 695256f96c93c55bb2055424ad523ab1fe4dfec8d7bc57960363a1009939ca0c
[INFO] running `Command { std: "docker" "start" "-a" "695256f96c93c55bb2055424ad523ab1fe4dfec8d7bc57960363a1009939ca0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling husky-toolchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `channel` is never read
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Toolchain {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 2 |     channel: Channel,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "695256f96c93c55bb2055424ad523ab1fe4dfec8d7bc57960363a1009939ca0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "695256f96c93c55bb2055424ad523ab1fe4dfec8d7bc57960363a1009939ca0c", kill_on_drop: false }`
[INFO] [stdout] 695256f96c93c55bb2055424ad523ab1fe4dfec8d7bc57960363a1009939ca0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d9b0a1ebb3270cd473160521a87efc352ff21caa7532fba9c4944c1b83c6f95
[INFO] running `Command { std: "docker" "start" "-a" "4d9b0a1ebb3270cd473160521a87efc352ff21caa7532fba9c4944c1b83c6f95", kill_on_drop: false }`
[INFO] [stderr]    Compiling husky-toolchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `channel` is never read
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Toolchain {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 2 |     channel: Channel,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `channel` is never read
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Toolchain {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 2 |     channel: Channel,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "4d9b0a1ebb3270cd473160521a87efc352ff21caa7532fba9c4944c1b83c6f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d9b0a1ebb3270cd473160521a87efc352ff21caa7532fba9c4944c1b83c6f95", kill_on_drop: false }`
[INFO] [stdout] 4d9b0a1ebb3270cd473160521a87efc352ff21caa7532fba9c4944c1b83c6f95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 921dc532748efe3332e45529834d101821189205388c38b7295aa57c902a83cc
[INFO] running `Command { std: "docker" "start" "-a" "921dc532748efe3332e45529834d101821189205388c38b7295aa57c902a83cc", kill_on_drop: false }`
[INFO] [stderr] warning: field `channel` is never read
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Toolchain {
[INFO] [stderr]   |            --------- field in this struct
[INFO] [stderr] 2 |     channel: Channel,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `husky-toolchain` (lib) generated 1 warning
[INFO] [stderr] warning: `husky-toolchain` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/husky_toolchain-91eadcd0c1aa3f26)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests husky_toolchain
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "921dc532748efe3332e45529834d101821189205388c38b7295aa57c902a83cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "921dc532748efe3332e45529834d101821189205388c38b7295aa57c902a83cc", kill_on_drop: false }`
[INFO] [stdout] 921dc532748efe3332e45529834d101821189205388c38b7295aa57c902a83cc