[INFO] cloning repository https://github.com/jllpons/genocrab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jllpons/genocrab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjllpons%2Fgenocrab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjllpons%2Fgenocrab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ba67d8390111f06e79e7caa9016abd0fd0c9c50
[INFO] checking jllpons/genocrab against master#b44e14f762fd4062faeba97f8f2bc470298ec1ac for pr-135331
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjllpons%2Fgenocrab" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jllpons/genocrab on toolchain b44e14f762fd4062faeba97f8f2bc470298ec1ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b44e14f762fd4062faeba97f8f2bc470298ec1ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jllpons/genocrab
[INFO] finished tweaking git repo https://github.com/jllpons/genocrab
[INFO] tweaked toml for git repo https://github.com/jllpons/genocrab written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jllpons/genocrab 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" "+b44e14f762fd4062faeba97f8f2bc470298ec1ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+b44e14f762fd4062faeba97f8f2bc470298ec1ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42eaf48a4e3c661b7d2856fa010175acf438f8865b5e21873e47d8b0e993dde5
[INFO] running `Command { std: "docker" "start" "-a" "42eaf48a4e3c661b7d2856fa010175acf438f8865b5e21873e47d8b0e993dde5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42eaf48a4e3c661b7d2856fa010175acf438f8865b5e21873e47d8b0e993dde5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42eaf48a4e3c661b7d2856fa010175acf438f8865b5e21873e47d8b0e993dde5", kill_on_drop: false }`
[INFO] [stdout] 42eaf48a4e3c661b7d2856fa010175acf438f8865b5e21873e47d8b0e993dde5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+b44e14f762fd4062faeba97f8f2bc470298ec1ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d0428adce7d5cebda84b87aa7d656876fe581f45b00b400f2dc316cf4d0fdf7
[INFO] running `Command { std: "docker" "start" "-a" "5d0428adce7d5cebda84b87aa7d656876fe581f45b00b400f2dc316cf4d0fdf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking anstream v0.6.5
[INFO] [stderr]     Checking clap_builder v4.4.11
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.41
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking clap v4.4.11
[INFO] [stderr]     Checking genocrab v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `constructed_string` is never read
[INFO] [stdout]   --> src/perfect_assembly.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut constructed_string = String::new();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `next_node` is never read
[INFO] [stdout]   --> src/perfect_assembly.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut next_node = String::new();
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `constructed_string` is never read
[INFO] [stdout]   --> src/perfect_assembly.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut constructed_string = String::new();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `next_node` is never read
[INFO] [stdout]   --> src/perfect_assembly.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut next_node = String::new();
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.30s
[INFO] running `Command { std: "docker" "inspect" "5d0428adce7d5cebda84b87aa7d656876fe581f45b00b400f2dc316cf4d0fdf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d0428adce7d5cebda84b87aa7d656876fe581f45b00b400f2dc316cf4d0fdf7", kill_on_drop: false }`
[INFO] [stdout] 5d0428adce7d5cebda84b87aa7d656876fe581f45b00b400f2dc316cf4d0fdf7