[INFO] cloning repository https://github.com/thomascharbonnel/aaaaaaaaaaaa
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thomascharbonnel/aaaaaaaaaaaa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomascharbonnel%2Faaaaaaaaaaaa", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomascharbonnel%2Faaaaaaaaaaaa'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a3f90df35e9e0c537a1cc67e483f47b4342c9c0
[INFO] checking thomascharbonnel/aaaaaaaaaaaa against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomascharbonnel%2Faaaaaaaaaaaa" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thomascharbonnel/aaaaaaaaaaaa
[INFO] finished tweaking git repo https://github.com/thomascharbonnel/aaaaaaaaaaaa
[INFO] tweaked toml for git repo https://github.com/thomascharbonnel/aaaaaaaaaaaa written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thomascharbonnel/aaaaaaaaaaaa on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thomascharbonnel/aaaaaaaaaaaa 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53f8554ef419f816fde52853386bd0ac0147c5151ae9c2eabc6f9c258b35dac5
[INFO] running `Command { std: "docker" "start" "-a" "53f8554ef419f816fde52853386bd0ac0147c5151ae9c2eabc6f9c258b35dac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53f8554ef419f816fde52853386bd0ac0147c5151ae9c2eabc6f9c258b35dac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f8554ef419f816fde52853386bd0ac0147c5151ae9c2eabc6f9c258b35dac5", kill_on_drop: false }`
[INFO] [stdout] 53f8554ef419f816fde52853386bd0ac0147c5151ae9c2eabc6f9c258b35dac5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bda62e04204cf51c2f97cd3653bae784ef269c5e8cf7f7ccd79854084ab7c8b8
[INFO] running `Command { std: "docker" "start" "-a" "bda62e04204cf51c2f97cd3653bae784ef269c5e8cf7f7ccd79854084ab7c8b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling tokio v1.8.2
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking hyper v0.14.10
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.4
[INFO] [stderr]     Checking rust_training v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `reqwest::StatusCode`
[INFO] [stdout]  --> src/bin/level5.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use reqwest::StatusCode;
[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: `reqwest::StatusCode`
[INFO] [stdout]  --> src/bin/level6.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use reqwest::StatusCode;
[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: `reqwest::StatusCode`
[INFO] [stdout]  --> src/bin/level7.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use reqwest::StatusCode;
[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: `reqwest::StatusCode`
[INFO] [stdout]  --> src/bin/level8.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use reqwest::StatusCode;
[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 `initialStat` should have a snake case name
[INFO] [stdout]   --> src/bin/level5.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let initialStat = Stats { duration: Duration::new(0, 0), number_of_bytes: 0 };
[INFO] [stdout]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `initial_stat`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reqwest::StatusCode`
[INFO] [stdout]  --> src/bin/level8.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use reqwest::StatusCode;
[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: `reqwest::StatusCode`
[INFO] [stdout]  --> src/bin/level7.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use reqwest::StatusCode;
[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: `reqwest::StatusCode`
[INFO] [stdout]  --> src/bin/level4.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use reqwest::StatusCode;
[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: `reqwest::StatusCode`
[INFO] [stdout]  --> src/bin/level5.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use reqwest::StatusCode;
[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: `reqwest::StatusCode`
[INFO] [stdout]  --> src/bin/level6.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use reqwest::StatusCode;
[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: `reqwest::StatusCode`
[INFO] [stdout]  --> src/bin/level4.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use reqwest::StatusCode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `duration` and `number_of_bytes` are never read
[INFO] [stdout]  --> src/bin/level4.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Stats {
[INFO] [stdout]   |        ----- fields in this struct
[INFO] [stdout] 7 |     duration: Duration,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 8 |     number_of_bytes: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Stats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `aggregate` and `bytes_per_sec` are never used
[INFO] [stdout]   --> src/bin/level4.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Stats {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 12 |     fn aggregate(&mut self, other: &Stats) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn bytes_per_sec(&self) -> Option<f64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `duration` and `number_of_bytes` are never read
[INFO] [stdout]  --> src/bin/level4.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Stats {
[INFO] [stdout]   |        ----- fields in this struct
[INFO] [stdout] 7 |     duration: Duration,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 8 |     number_of_bytes: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Stats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `aggregate` and `bytes_per_sec` are never used
[INFO] [stdout]   --> src/bin/level4.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Stats {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 12 |     fn aggregate(&mut self, other: &Stats) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn bytes_per_sec(&self) -> Option<f64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `initialStat` should have a snake case name
[INFO] [stdout]   --> src/bin/level5.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let initialStat = Stats { duration: Duration::new(0, 0), number_of_bytes: 0 };
[INFO] [stdout]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `initial_stat`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/level8.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         thread.join();
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let _ = thread.join();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/level8.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         thread.join();
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let _ = thread.join();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.12s
[INFO] running `Command { std: "docker" "inspect" "bda62e04204cf51c2f97cd3653bae784ef269c5e8cf7f7ccd79854084ab7c8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bda62e04204cf51c2f97cd3653bae784ef269c5e8cf7f7ccd79854084ab7c8b8", kill_on_drop: false }`
[INFO] [stdout] bda62e04204cf51c2f97cd3653bae784ef269c5e8cf7f7ccd79854084ab7c8b8
