[INFO] cloning repository https://github.com/Hizoul/trlsnap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hizoul/trlsnap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHizoul%2Ftrlsnap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHizoul%2Ftrlsnap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 884fc79bb7102d61e78a2bfef8c24b47045189a3
[INFO] checking Hizoul/trlsnap against try#1779a8680dcd39c56ed600627cf6742ef07ed78c for pr-149045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHizoul%2Ftrlsnap" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Hizoul/trlsnap
[INFO] finished tweaking git repo https://github.com/Hizoul/trlsnap
[INFO] tweaked toml for git repo https://github.com/Hizoul/trlsnap written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Hizoul/trlsnap on toolchain 1779a8680dcd39c56ed600627cf6742ef07ed78c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Hizoul/trlsnap 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" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.56
[INFO] [stderr]   Downloaded fasthash v0.4.0
[INFO] [stderr]   Downloaded xoroshiro128 v0.3.0
[INFO] [stderr]   Downloaded seahash v3.0.7
[INFO] [stderr]   Downloaded chrono v0.4.15
[INFO] [stderr]   Downloaded syn v1.0.38
[INFO] [stderr]   Downloaded libc v0.2.76
[INFO] [stderr]   Downloaded fasthash-sys v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e0652f6695927bd90e82420c8ddc00ae30db6d56deb29b7c5577d3b3d0b39cc
[INFO] running `Command { std: "docker" "start" "-a" "2e0652f6695927bd90e82420c8ddc00ae30db6d56deb29b7c5577d3b3d0b39cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e0652f6695927bd90e82420c8ddc00ae30db6d56deb29b7c5577d3b3d0b39cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e0652f6695927bd90e82420c8ddc00ae30db6d56deb29b7c5577d3b3d0b39cc", kill_on_drop: false }`
[INFO] [stdout] 2e0652f6695927bd90e82420c8ddc00ae30db6d56deb29b7c5577d3b3d0b39cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1779a8680dcd39c56ed600627cf6742ef07ed78c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25e1859d28e7408c698ae56e88bc09bada4e9c1ef53cda4a77fcc8172aa19f06
[INFO] running `Command { std: "docker" "start" "-a" "25e1859d28e7408c698ae56e88bc09bada4e9c1ef53cda4a77fcc8172aa19f06", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking seahash v3.0.7
[INFO] [stderr]    Compiling fasthash-sys v0.3.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking xoroshiro128 v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking fasthash v0.4.0
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking tlsurvey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `MetroHasher`
[INFO] [stdout]    --> src/visualize.rs:157:23
[INFO] [stdout]     |
[INFO] [stdout] 157 | use fasthash::{metro, MetroHasher};
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MetroHasher`
[INFO] [stdout]    --> src/visualize.rs:157:23
[INFO] [stdout]     |
[INFO] [stdout] 157 | use fasthash::{metro, MetroHasher};
[INFO] [stdout]     |                       ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mine.rs:130:7
[INFO] [stdout]     |
[INFO] [stdout] 130 |   let mut empty = 0;
[INFO] [stdout]     |       ----^^^^^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `empty`
[INFO] [stdout]    --> src/mine.rs:130:7
[INFO] [stdout]     |
[INFO] [stdout] 130 |   let mut empty = 0;
[INFO] [stdout]     |       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_empty`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mine.rs:151:7
[INFO] [stdout]     |
[INFO] [stdout] 151 |   let mut empty = 0;
[INFO] [stdout]     |       ----^^^^^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `empty`
[INFO] [stdout]    --> src/mine.rs:151:7
[INFO] [stdout]     |
[INFO] [stdout] 151 |   let mut empty = 0;
[INFO] [stdout]     |       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_empty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mine.rs:130:7
[INFO] [stdout]     |
[INFO] [stdout] 130 |   let mut empty = 0;
[INFO] [stdout]     |       ----^^^^^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `empty`
[INFO] [stdout]    --> src/mine.rs:130:7
[INFO] [stdout]     |
[INFO] [stdout] 130 |   let mut empty = 0;
[INFO] [stdout]     |       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_empty`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/mine.rs:151:7
[INFO] [stdout]     |
[INFO] [stdout] 151 |   let mut empty = 0;
[INFO] [stdout]     |       ----^^^^^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `empty`
[INFO] [stdout]    --> src/mine.rs:151:7
[INFO] [stdout]     |
[INFO] [stdout] 151 |   let mut empty = 0;
[INFO] [stdout]     |       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_empty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/visualize.rs:367:7
[INFO] [stdout]     |
[INFO] [stdout] 367 |   let mut tag_counts = count_to_category(paper_list, Box::new(move |x| {
[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/visualize.rs:376:7
[INFO] [stdout]     |
[INFO] [stdout] 376 |   let mut t2 = tag_counts.clone();
[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/visualize.rs:481:7
[INFO] [stdout]     |
[INFO] [stdout] 481 |   let mut imp_tuples = count_to_category(paper_list, Box::new(move |x| x.implementation.as_ref().unwrap_or(&vec![]).clone()));
[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/visualize.rs:367:7
[INFO] [stdout]     |
[INFO] [stdout] 367 |   let mut tag_counts = count_to_category(paper_list, Box::new(move |x| {
[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/visualize.rs:376:7
[INFO] [stdout]     |
[INFO] [stdout] 376 |   let mut t2 = tag_counts.clone();
[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/visualize.rs:481:7
[INFO] [stdout]     |
[INFO] [stdout] 481 |   let mut imp_tuples = count_to_category(paper_list, Box::new(move |x| x.implementation.as_ref().unwrap_or(&vec![]).clone()));
[INFO] [stdout]     |       ----^^^^^^^^^^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.36s
[INFO] running `Command { std: "docker" "inspect" "25e1859d28e7408c698ae56e88bc09bada4e9c1ef53cda4a77fcc8172aa19f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25e1859d28e7408c698ae56e88bc09bada4e9c1ef53cda4a77fcc8172aa19f06", kill_on_drop: false }`
[INFO] [stdout] 25e1859d28e7408c698ae56e88bc09bada4e9c1ef53cda4a77fcc8172aa19f06
