[INFO] cloning repository https://github.com/jtyrmn/recchecksum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jtyrmn/recchecksum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtyrmn%2Frecchecksum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtyrmn%2Frecchecksum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4f926ed63885c416420e0f86ed06b2aa35988b6
[INFO] checking jtyrmn/recchecksum against try#bf5ff6675cf10ce009ac02007b064a7cfc4509ac for pr-140558
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtyrmn%2Frecchecksum" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jtyrmn/recchecksum on toolchain bf5ff6675cf10ce009ac02007b064a7cfc4509ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jtyrmn/recchecksum
[INFO] finished tweaking git repo https://github.com/jtyrmn/recchecksum
[INFO] tweaked toml for git repo https://github.com/jtyrmn/recchecksum written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jtyrmn/recchecksum 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" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a0f2272693de3e7fadb02f0f1a0f31f4ddcf82b404d1739195f07f8ba5e7f07
[INFO] running `Command { std: "docker" "start" "-a" "5a0f2272693de3e7fadb02f0f1a0f31f4ddcf82b404d1739195f07f8ba5e7f07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a0f2272693de3e7fadb02f0f1a0f31f4ddcf82b404d1739195f07f8ba5e7f07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a0f2272693de3e7fadb02f0f1a0f31f4ddcf82b404d1739195f07f8ba5e7f07", kill_on_drop: false }`
[INFO] [stdout] 5a0f2272693de3e7fadb02f0f1a0f31f4ddcf82b404d1739195f07f8ba5e7f07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67e153007f05b44632fe6e207b9eef0b53dbee5f8476498d3c1dd10f535647bb
[INFO] running `Command { std: "docker" "start" "-a" "67e153007f05b44632fe6e207b9eef0b53dbee5f8476498d3c1dd10f535647bb", kill_on_drop: false }`
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking recchecksum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `filters` is never read
[INFO] [stdout]   --> src/reader/directory_tree_reader.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct DirectoryTreeReaderOpts {
[INFO] [stdout]    |            ----------------------- field in this struct
[INFO] [stdout] 16 |     pub filters: Vec<Box<dyn Filter>>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `filters` is never read
[INFO] [stdout]   --> src/reader/directory_tree_reader.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct DirectoryTreeReaderOpts {
[INFO] [stdout]    |            ----------------------- field in this struct
[INFO] [stdout] 16 |     pub filters: Vec<Box<dyn Filter>>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `valid` is never used
[INFO] [stdout]  --> src/filter/filter.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Filter {
[INFO] [stdout]   |           ------ method in this trait
[INFO] [stdout] 2 |     fn valid(&self, path: &str) -> bool;
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FilterOpts` is never constructed
[INFO] [stdout]  --> src/filter/filter.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct FilterOpts {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]  --> src/hash/hash_algorithm.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type Hash = Vec<u8>;
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `ParseError` and `FileError` are never constructed
[INFO] [stdout]   --> src/hash/hash_algorithm.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub enum HashAlgorithmError<P: AsRef<Path> = String> {
[INFO] [stdout]    |          ------------------ variants in this enum
[INFO] [stdout] 10 |     ParseError {
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     FileError {
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HashAlgorithmError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HashAlgorithm` is never used
[INFO] [stdout]   --> src/hash/hash_algorithm.rs:42:11
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub trait HashAlgorithm {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `valid` is never used
[INFO] [stdout]  --> src/filter/filter.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Filter {
[INFO] [stdout]   |           ------ method in this trait
[INFO] [stdout] 2 |     fn valid(&self, path: &str) -> bool;
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FilterOpts` is never constructed
[INFO] [stdout]  --> src/filter/filter.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct FilterOpts {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Hash` is never used
[INFO] [stdout]  --> src/hash/hash_algorithm.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type Hash = Vec<u8>;
[INFO] [stdout]   |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `ParseError` and `FileError` are never constructed
[INFO] [stdout]   --> src/hash/hash_algorithm.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub enum HashAlgorithmError<P: AsRef<Path> = String> {
[INFO] [stdout]    |          ------------------ variants in this enum
[INFO] [stdout] 10 |     ParseError {
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     FileError {
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HashAlgorithmError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HashAlgorithm` is never used
[INFO] [stdout]   --> src/hash/hash_algorithm.rs:42:11
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub trait HashAlgorithm {
[INFO] [stdout]    |           ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "67e153007f05b44632fe6e207b9eef0b53dbee5f8476498d3c1dd10f535647bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67e153007f05b44632fe6e207b9eef0b53dbee5f8476498d3c1dd10f535647bb", kill_on_drop: false }`
[INFO] [stdout] 67e153007f05b44632fe6e207b9eef0b53dbee5f8476498d3c1dd10f535647bb