[INFO] cloning repository https://github.com/AlexRipoll/base64
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexRipoll/base64" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexRipoll%2Fbase64", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexRipoll%2Fbase64'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f21b9b78009663f5679de2b3f5c1d3ee60068a5d
[INFO] checking AlexRipoll/base64 against try#44f3504e96c944ae54fc72b5f5008f53f7eda001 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexRipoll%2Fbase64" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlexRipoll/base64 on toolchain 44f3504e96c944ae54fc72b5f5008f53f7eda001
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AlexRipoll/base64
[INFO] finished tweaking git repo https://github.com/AlexRipoll/base64
[INFO] tweaked toml for git repo https://github.com/AlexRipoll/base64 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/AlexRipoll/base64 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" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a811984f90b2999f0cc34ff4b3cbf6618095e5fbaac2f03d63b920a9ef6c21c
[INFO] running `Command { std: "docker" "start" "-a" "2a811984f90b2999f0cc34ff4b3cbf6618095e5fbaac2f03d63b920a9ef6c21c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a811984f90b2999f0cc34ff4b3cbf6618095e5fbaac2f03d63b920a9ef6c21c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a811984f90b2999f0cc34ff4b3cbf6618095e5fbaac2f03d63b920a9ef6c21c", kill_on_drop: false }`
[INFO] [stdout] 2a811984f90b2999f0cc34ff4b3cbf6618095e5fbaac2f03d63b920a9ef6c21c
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd3b6102002a6ca4cae9257618e64f00d402a76a17dc5af8984a068894610cc4
[INFO] running `Command { std: "docker" "start" "-a" "fd3b6102002a6ca4cae9257618e64f00d402a76a17dc5af8984a068894610cc4", kill_on_drop: false }`
[INFO] [stderr]     Checking base64 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `BASE64_ALPHABET` is never used
[INFO] [stdout]  --> src/base64.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const BASE64_ALPHABET: &str = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Base64` is never constructed
[INFO] [stdout]  --> src/base64.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Base64;
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `encode`, and `decode` are never used
[INFO] [stdout]   --> src/base64.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Base64 {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn encode(&self, input: &str) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |     pub fn decode(&self, input: &str) -> Result<String, Base64Error> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Utf8Error` and `InvalidCharacter` are never constructed
[INFO] [stdout]    --> src/base64.rs:134:5
[INFO] [stdout]     |
[INFO] [stdout] 132 | pub enum Base64Error {
[INFO] [stdout]     |          ----------- variants in this enum
[INFO] [stdout] 133 |     /// Error returned when the decoded bytes cannot be converted to a valid UTF-8 string.
[INFO] [stdout] 134 |     Utf8Error(FromUtf8Error),
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 135 |     /// Error returned when an invalid Base64 character is encountered during decoding.
[INFO] [stdout] 136 |     InvalidCharacter,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Base64Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "fd3b6102002a6ca4cae9257618e64f00d402a76a17dc5af8984a068894610cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd3b6102002a6ca4cae9257618e64f00d402a76a17dc5af8984a068894610cc4", kill_on_drop: false }`
[INFO] [stdout] fd3b6102002a6ca4cae9257618e64f00d402a76a17dc5af8984a068894610cc4
