[INFO] cloning repository https://github.com/msgmaxim/dot_processor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/msgmaxim/dot_processor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsgmaxim%2Fdot_processor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsgmaxim%2Fdot_processor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b92274f50147fdd7adfa89ac02e81d2d382fef5
[INFO] checking msgmaxim/dot_processor against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsgmaxim%2Fdot_processor" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/msgmaxim/dot_processor on toolchain 8a65ee08296b36342bf7c3cdc15312ccbc357227
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/msgmaxim/dot_processor
[INFO] finished tweaking git repo https://github.com/msgmaxim/dot_processor
[INFO] tweaked toml for git repo https://github.com/msgmaxim/dot_processor written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/msgmaxim/dot_processor 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" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9c13ce41a0249aa13545367e6386b09c0362d4ff6bee31ce8f905436c07a773
[INFO] running `Command { std: "docker" "start" "-a" "f9c13ce41a0249aa13545367e6386b09c0362d4ff6bee31ce8f905436c07a773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9c13ce41a0249aa13545367e6386b09c0362d4ff6bee31ce8f905436c07a773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9c13ce41a0249aa13545367e6386b09c0362d4ff6bee31ce8f905436c07a773", kill_on_drop: false }`
[INFO] [stdout] f9c13ce41a0249aa13545367e6386b09c0362d4ff6bee31ce8f905436c07a773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a65ee08296b36342bf7c3cdc15312ccbc357227" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 055417d3011ca882d265102f6e57649b702fd49437692dab78488766b1db57a6
[INFO] running `Command { std: "docker" "start" "-a" "055417d3011ca882d265102f6e57649b702fd49437692dab78488766b1db57a6", kill_on_drop: false }`
[INFO] [stderr]     Checking dot_processor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `label` is never read
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Node {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 18 |     id: NodeId,
[INFO] [stdout] 19 |     label: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `color` and `fontcolor` are never read
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Link {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     color: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 30 |     fontcolor: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Link` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:119:36
[INFO] [stdout]     |
[INFO] [stdout] 119 |     let lines : Vec<&str> = content.clone().split('\n').skip(4).collect();
[INFO] [stdout]     |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ass1`
[INFO] [stdout]    --> src/main.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 309 |     let ass1 = parse_label(label1);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_ass1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ass2`
[INFO] [stdout]    --> src/main.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |     let ass2 = parse_label(label2);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_ass2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ass3`
[INFO] [stdout]    --> src/main.rs:317:9
[INFO] [stdout]     |
[INFO] [stdout] 317 |     let ass3 = parse_label(label3);
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_ass3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `label` is never read
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Node {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 18 |     id: NodeId,
[INFO] [stdout] 19 |     label: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `color` and `fontcolor` are never read
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct Link {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     color: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 30 |     fontcolor: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Link` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:119:36
[INFO] [stdout]     |
[INFO] [stdout] 119 |     let lines : Vec<&str> = content.clone().split('\n').skip(4).collect();
[INFO] [stdout]     |                                    ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "055417d3011ca882d265102f6e57649b702fd49437692dab78488766b1db57a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "055417d3011ca882d265102f6e57649b702fd49437692dab78488766b1db57a6", kill_on_drop: false }`
[INFO] [stdout] 055417d3011ca882d265102f6e57649b702fd49437692dab78488766b1db57a6
