[INFO] cloning repository https://github.com/ellcs/brr64
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ellcs/brr64" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fellcs%2Fbrr64", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fellcs%2Fbrr64'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7863a2af097d382bf864063828a5e8ec7d9941c0
[INFO] testing ellcs/brr64 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fellcs%2Fbrr64" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ellcs/brr64 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ellcs/brr64
[INFO] finished tweaking git repo https://github.com/ellcs/brr64
[INFO] tweaked toml for git repo https://github.com/ellcs/brr64 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/ellcs/brr64 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 967e33c30bbe9fd9ab5c3e6c5d3a051eada074e0d8191b3ef6808367611090f5
[INFO] running `Command { std: "docker" "start" "-a" "967e33c30bbe9fd9ab5c3e6c5d3a051eada074e0d8191b3ef6808367611090f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "967e33c30bbe9fd9ab5c3e6c5d3a051eada074e0d8191b3ef6808367611090f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "967e33c30bbe9fd9ab5c3e6c5d3a051eada074e0d8191b3ef6808367611090f5", kill_on_drop: false }`
[INFO] [stdout] 967e33c30bbe9fd9ab5c3e6c5d3a051eada074e0d8191b3ef6808367611090f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 728e9513f758a67d83ad8673847a922ebad58e5e9483505d44286ff746f33842
[INFO] running `Command { std: "docker" "start" "-a" "728e9513f758a67d83ad8673847a922ebad58e5e9483505d44286ff746f33842", kill_on_drop: false }`
[INFO] [stderr]    Compiling brrr64 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `fooadd`
[INFO] [stdout]   --> src/playgroud.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn fooadd(a: &u8, b: &u8) -> u8 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `every_three_chars`
[INFO] [stdout]   --> src/playgroud.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn every_three_chars<F: FnMut(&[u8])>(s: &str, steps: u8, mut f: F) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `base64_encode_symbolic`
[INFO] [stdout]   --> src/main.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn base64_encode_symbolic(input: &String) -> Vec<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "728e9513f758a67d83ad8673847a922ebad58e5e9483505d44286ff746f33842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "728e9513f758a67d83ad8673847a922ebad58e5e9483505d44286ff746f33842", kill_on_drop: false }`
[INFO] [stdout] 728e9513f758a67d83ad8673847a922ebad58e5e9483505d44286ff746f33842
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c15c987fe731ee714e4cf3d1d86c31fa1e0c6c76cee03e9b3e443a4e11a7f6d
[INFO] running `Command { std: "docker" "start" "-a" "6c15c987fe731ee714e4cf3d1d86c31fa1e0c6c76cee03e9b3e443a4e11a7f6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling brrr64 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0428]: the name `test_base64_symbolic_zzzz` is defined multiple times
[INFO] [stdout]    --> src/main.rs:113:1
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn test_base64_symbolic_zzzz() {
[INFO] [stdout]     | ------------------------------ previous definition of the value `test_base64_symbolic_zzzz` here
[INFO] [stdout] ...
[INFO] [stdout] 113 | fn test_base64_symbolic_zzzz() {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `test_base64_symbolic_zzzz` redefined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `test_base64_symbolic_zzzz` must be defined only once in the value namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0428`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `brrr64` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6c15c987fe731ee714e4cf3d1d86c31fa1e0c6c76cee03e9b3e443a4e11a7f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c15c987fe731ee714e4cf3d1d86c31fa1e0c6c76cee03e9b3e443a4e11a7f6d", kill_on_drop: false }`
[INFO] [stdout] 6c15c987fe731ee714e4cf3d1d86c31fa1e0c6c76cee03e9b3e443a4e11a7f6d