[INFO] cloning repository https://github.com/luismoriguerra/rust-learning-borrowing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luismoriguerra/rust-learning-borrowing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluismoriguerra%2Frust-learning-borrowing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluismoriguerra%2Frust-learning-borrowing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad15609a1e7503a72d66862c9bda1b39afa6f7b1
[INFO] checking luismoriguerra/rust-learning-borrowing against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluismoriguerra%2Frust-learning-borrowing" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/luismoriguerra/rust-learning-borrowing
[INFO] finished tweaking git repo https://github.com/luismoriguerra/rust-learning-borrowing
[INFO] tweaked toml for git repo https://github.com/luismoriguerra/rust-learning-borrowing written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/luismoriguerra/rust-learning-borrowing on toolchain 8a0378607d6b34c242e3bfa75554871be641864b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/luismoriguerra/rust-learning-borrowing 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" "+8a0378607d6b34c242e3bfa75554871be641864b" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b5304364b0a23e5226cef65456bb539f0fb408ed3eeaff70674283f50724102
[INFO] running `Command { std: "docker" "start" "-a" "1b5304364b0a23e5226cef65456bb539f0fb408ed3eeaff70674283f50724102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b5304364b0a23e5226cef65456bb539f0fb408ed3eeaff70674283f50724102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b5304364b0a23e5226cef65456bb539f0fb408ed3eeaff70674283f50724102", kill_on_drop: false }`
[INFO] [stdout] 1b5304364b0a23e5226cef65456bb539f0fb408ed3eeaff70674283f50724102
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f16e527287641a22c6aad5fd761910046f5a3a6be098dcfc90067f2cced2334c
[INFO] running `Command { std: "docker" "start" "-a" "f16e527287641a22c6aad5fd761910046f5a3a6be098dcfc90067f2cced2334c", kill_on_drop: false }`
[INFO] [stderr]     Checking plural-memory v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `GLOBAL_GRETTING` is never used
[INFO] [stdout]  --> src/main.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 |     const GLOBAL_GRETTING: &'static str = "Hello, World!";
[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 0.04s
[INFO] running `Command { std: "docker" "inspect" "f16e527287641a22c6aad5fd761910046f5a3a6be098dcfc90067f2cced2334c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f16e527287641a22c6aad5fd761910046f5a3a6be098dcfc90067f2cced2334c", kill_on_drop: false }`
[INFO] [stdout] f16e527287641a22c6aad5fd761910046f5a3a6be098dcfc90067f2cced2334c