[INFO] cloning repository https://github.com/klp-xkjt/libtest1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/klp-xkjt/libtest1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklp-xkjt%2Flibtest1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklp-xkjt%2Flibtest1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54efbbef4bbffa0c41fb00c48cda5b1f9a8d3524
[INFO] checking klp-xkjt/libtest1 against master#cf79d034aa3d8f396d407aafce6f1ccd818e710e for pr-155657-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklp-xkjt%2Flibtest1" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/klp-xkjt/libtest1
[INFO] finished tweaking git repo https://github.com/klp-xkjt/libtest1
[INFO] tweaked toml for git repo https://github.com/klp-xkjt/libtest1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/klp-xkjt/libtest1 on toolchain cf79d034aa3d8f396d407aafce6f1ccd818e710e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/klp-xkjt/libtest1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e33e2be486a4ae1f32e7d4e2dd871aae777fd50162c1be9972214aa3b1fdffa9
[INFO] running `Command { std: "docker" "start" "-a" "e33e2be486a4ae1f32e7d4e2dd871aae777fd50162c1be9972214aa3b1fdffa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e33e2be486a4ae1f32e7d4e2dd871aae777fd50162c1be9972214aa3b1fdffa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e33e2be486a4ae1f32e7d4e2dd871aae777fd50162c1be9972214aa3b1fdffa9", kill_on_drop: false }`
[INFO] [stdout] e33e2be486a4ae1f32e7d4e2dd871aae777fd50162c1be9972214aa3b1fdffa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e30342f348810839517b8dc755df0e27375946ae8fde2bdbdc151240477bc580
[INFO] running `Command { std: "docker" "start" "-a" "e30342f348810839517b8dc755df0e27375946ae8fde2bdbdc151240477bc580", kill_on_drop: false }`
[INFO] [stderr]     Checking testlib1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `MyBox` is never constructed
[INFO] [stdout]  --> src/lib.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct MyBox {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `can_hold` is never used
[INFO] [stdout]   --> src/lib.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl MyBox {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 13 |     fn can_hold(&self, other: &MyBox) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "e30342f348810839517b8dc755df0e27375946ae8fde2bdbdc151240477bc580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e30342f348810839517b8dc755df0e27375946ae8fde2bdbdc151240477bc580", kill_on_drop: false }`
[INFO] [stdout] e30342f348810839517b8dc755df0e27375946ae8fde2bdbdc151240477bc580
