[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 try#024378d9203a4009ed73d6db2681b88a8d74ce7a for pr-112160
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsgmaxim%2Fdot_processor" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/msgmaxim/dot_processor on toolchain 024378d9203a4009ed73d6db2681b88a8d74ce7a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "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-1-tc2/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" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7fd333d368309b0e4b2a38706693108fa3582d767650ab4319334318329f8a2
[INFO] running `Command { std: "docker" "start" "-a" "d7fd333d368309b0e4b2a38706693108fa3582d767650ab4319334318329f8a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7fd333d368309b0e4b2a38706693108fa3582d767650ab4319334318329f8a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7fd333d368309b0e4b2a38706693108fa3582d767650ab4319334318329f8a2", kill_on_drop: false }`
[INFO] [stdout] d7fd333d368309b0e4b2a38706693108fa3582d767650ab4319334318329f8a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa22aed3f823d09470aa173dee86e5734bf1905e21feffdae215b60e490fb8ff
[INFO] running `Command { std: "docker" "start" "-a" "fa22aed3f823d09470aa173dee86e5734bf1905e21feffdae215b60e490fb8ff", 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 `Clone` and `Debug`, 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] error: 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]     |                                    ^^^^^^^^ unnecessary method 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: `#[deny(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[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] [stderr] error: could not compile `dot_processor` (bin "dot_processor") due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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 `Clone` and `Debug`, 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] error: 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]     |                                    ^^^^^^^^ unnecessary method 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: `#[deny(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dot_processor` (bin "dot_processor" test) due to 2 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fa22aed3f823d09470aa173dee86e5734bf1905e21feffdae215b60e490fb8ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa22aed3f823d09470aa173dee86e5734bf1905e21feffdae215b60e490fb8ff", kill_on_drop: false }`
[INFO] [stdout] fa22aed3f823d09470aa173dee86e5734bf1905e21feffdae215b60e490fb8ff