[INFO] cloning repository https://github.com/Bortiz25/rust_ch9-10_code_sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bortiz25/rust_ch9-10_code_sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBortiz25%2Frust_ch9-10_code_sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBortiz25%2Frust_ch9-10_code_sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4dec5e6c6f795cadff740da7e7ee28c64086034
[INFO] checking Bortiz25/rust_ch9-10_code_sample against master#a26e97be8826d408309fffbd8168362365719f50 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBortiz25%2Frust_ch9-10_code_sample" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bortiz25/rust_ch9-10_code_sample on toolchain a26e97be8826d408309fffbd8168362365719f50
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Bortiz25/rust_ch9-10_code_sample
[INFO] finished tweaking git repo https://github.com/Bortiz25/rust_ch9-10_code_sample
[INFO] tweaked toml for git repo https://github.com/Bortiz25/rust_ch9-10_code_sample written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Bortiz25/rust_ch9-10_code_sample 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" "+a26e97be8826d408309fffbd8168362365719f50" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 270d14ce3ceed3e5d7a1850e5b31320f115a9f5919791eec4209675cee49c9da
[INFO] running `Command { std: "docker" "start" "-a" "270d14ce3ceed3e5d7a1850e5b31320f115a9f5919791eec4209675cee49c9da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "270d14ce3ceed3e5d7a1850e5b31320f115a9f5919791eec4209675cee49c9da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "270d14ce3ceed3e5d7a1850e5b31320f115a9f5919791eec4209675cee49c9da", kill_on_drop: false }`
[INFO] [stdout] 270d14ce3ceed3e5d7a1850e5b31320f115a9f5919791eec4209675cee49c9da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57fecdf379407fc1a4d4186b28c1a91b719b1a7e79335f26eb32400e10d0c57c
[INFO] running `Command { std: "docker" "start" "-a" "57fecdf379407fc1a4d4186b28c1a91b719b1a7e79335f26eb32400e10d0c57c", kill_on_drop: false }`
[INFO] [stderr]     Checking linked_list v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `new_node`
[INFO] [stdout]   --> src/main.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |             Node::Node(ref mut new_node) => {
[INFO] [stdout]    |                                ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_node`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_node`
[INFO] [stdout]   --> src/main.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |             Node::Node(ref mut new_node) => {
[INFO] [stdout]    |                                ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_node`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "57fecdf379407fc1a4d4186b28c1a91b719b1a7e79335f26eb32400e10d0c57c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57fecdf379407fc1a4d4186b28c1a91b719b1a7e79335f26eb32400e10d0c57c", kill_on_drop: false }`
[INFO] [stdout] 57fecdf379407fc1a4d4186b28c1a91b719b1a7e79335f26eb32400e10d0c57c
