[INFO] cloning repository https://github.com/X-m7/csv_to_gv_aon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/X-m7/csv_to_gv_aon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FX-m7%2Fcsv_to_gv_aon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FX-m7%2Fcsv_to_gv_aon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1b897fbc78765df9047fbf9b05e4dd8d6bd611e
[INFO] checking X-m7/csv_to_gv_aon against master#e29821ff85a2a3000d226f99f62f89464028d5d6 for pr-111505
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FX-m7%2Fcsv_to_gv_aon" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/X-m7/csv_to_gv_aon on toolchain e29821ff85a2a3000d226f99f62f89464028d5d6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/X-m7/csv_to_gv_aon
[INFO] finished tweaking git repo https://github.com/X-m7/csv_to_gv_aon
[INFO] tweaked toml for git repo https://github.com/X-m7/csv_to_gv_aon written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/X-m7/csv_to_gv_aon 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" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded horrorshow v0.6.6
[INFO] [stderr]   Downloaded csv v1.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b34c2e0ba2b0baf5d8a841233caf11c889d100f8b9a1cec881364ffed479ade
[INFO] running `Command { std: "docker" "start" "-a" "6b34c2e0ba2b0baf5d8a841233caf11c889d100f8b9a1cec881364ffed479ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b34c2e0ba2b0baf5d8a841233caf11c889d100f8b9a1cec881364ffed479ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b34c2e0ba2b0baf5d8a841233caf11c889d100f8b9a1cec881364ffed479ade", kill_on_drop: false }`
[INFO] [stdout] 6b34c2e0ba2b0baf5d8a841233caf11c889d100f8b9a1cec881364ffed479ade
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4557e356694a07eb521053caaf6f7b47f0ece0354f36be6e1daa6e45b8506a76
[INFO] running `Command { std: "docker" "start" "-a" "4557e356694a07eb521053caaf6f7b47f0ece0354f36be6e1daa6e45b8506a76", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking horrorshow v0.6.6
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking csv v1.0.6
[INFO] [stderr]     Checking csv_to_gv_aon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut stats = act_stats.get_mut(&i.id).unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |         let mut stats = act_stats.get_mut(&i.id).unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:163:13
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let mut stats = act_stats.get_mut(&i.id).unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |         let mut stats = act_stats.get_mut(&i.id).unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut stats = act_stats.get_mut(&i.id).unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |         let mut stats = act_stats.get_mut(&i.id).unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:163:13
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let mut stats = act_stats.get_mut(&i.id).unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |         let mut stats = act_stats.get_mut(&i.id).unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `Command { std: "docker" "inspect" "4557e356694a07eb521053caaf6f7b47f0ece0354f36be6e1daa6e45b8506a76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4557e356694a07eb521053caaf6f7b47f0ece0354f36be6e1daa6e45b8506a76", kill_on_drop: false }`
[INFO] [stdout] 4557e356694a07eb521053caaf6f7b47f0ece0354f36be6e1daa6e45b8506a76