[INFO] cloning repository https://github.com/kyle-silver/crockford-base32-encoder-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kyle-silver/crockford-base32-encoder-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyle-silver%2Fcrockford-base32-encoder-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyle-silver%2Fcrockford-base32-encoder-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56a1d1e60533775c61ebbe63f74214e7f878394e
[INFO] checking kyle-silver/crockford-base32-encoder-rs against try#b4c55082edd8dec08ce8af276d7054d9c4db20c4 for pr-147984
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyle-silver%2Fcrockford-base32-encoder-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kyle-silver/crockford-base32-encoder-rs
[INFO] finished tweaking git repo https://github.com/kyle-silver/crockford-base32-encoder-rs
[INFO] tweaked toml for git repo https://github.com/kyle-silver/crockford-base32-encoder-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kyle-silver/crockford-base32-encoder-rs on toolchain b4c55082edd8dec08ce8af276d7054d9c4db20c4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kyle-silver/crockford-base32-encoder-rs 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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57579393b13663df4bae129a1e0a71886e6236652ebedd50e288d053982596e3
[INFO] running `Command { std: "docker" "start" "-a" "57579393b13663df4bae129a1e0a71886e6236652ebedd50e288d053982596e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57579393b13663df4bae129a1e0a71886e6236652ebedd50e288d053982596e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57579393b13663df4bae129a1e0a71886e6236652ebedd50e288d053982596e3", kill_on_drop: false }`
[INFO] [stdout] 57579393b13663df4bae129a1e0a71886e6236652ebedd50e288d053982596e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e74662e072b9f55bc4786f96dd5acd41f15e55597998e94214a7a142fa92764
[INFO] running `Command { std: "docker" "start" "-a" "9e74662e072b9f55bc4786f96dd5acd41f15e55597998e94214a7a142fa92764", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking crockford-encoding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `IntoCrockfordDecoder` is never used
[INFO] [stdout]  --> src/decoder.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait IntoCrockfordDecoder<I>
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CrockfordDecoder` is never constructed
[INFO] [stdout]   --> src/decoder.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct CrockfordDecoder<I>
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_next`, `pop_buffer`, and `push_buffer` are never used
[INFO] [stdout]   --> src/decoder.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | / impl<I> CrockfordDecoder<I>
[INFO] [stdout] 35 | | where
[INFO] [stdout] 36 | |     I: Iterator<Item = char>,
[INFO] [stdout]    | |_____________________________- methods in this implementation
[INFO] [stdout] 37 |   {
[INFO] [stdout] 38 |       fn get_next(&mut self) -> u8 {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |       fn pop_buffer(&mut self) -> u8 {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |       fn push_buffer(&mut self, value: u8) {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `IntoCrockfordEncoder` is never used
[INFO] [stdout]  --> src/encoder.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait IntoCrockfordEncoder<I>
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CrockfordEncoder` is never constructed
[INFO] [stdout]   --> src/encoder.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct CrockfordEncoder<I>
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_next`, `pop_buffer`, and `push_buffer` are never used
[INFO] [stdout]   --> src/encoder.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | / impl<I> CrockfordEncoder<I>
[INFO] [stdout] 35 | | where
[INFO] [stdout] 36 | |     I: Iterator<Item = u8>,
[INFO] [stdout]    | |___________________________- methods in this implementation
[INFO] [stdout] 37 |   {
[INFO] [stdout] 38 |       fn get_next(&mut self) -> u8 {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |       fn pop_buffer(&mut self) -> u8 {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |       fn push_buffer(&mut self, value: u8) {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.64s
[INFO] running `Command { std: "docker" "inspect" "9e74662e072b9f55bc4786f96dd5acd41f15e55597998e94214a7a142fa92764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e74662e072b9f55bc4786f96dd5acd41f15e55597998e94214a7a142fa92764", kill_on_drop: false }`
[INFO] [stdout] 9e74662e072b9f55bc4786f96dd5acd41f15e55597998e94214a7a142fa92764
