[INFO] cloning repository https://github.com/jsmenzies/filezilla
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jsmenzies/filezilla" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsmenzies%2Ffilezilla", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsmenzies%2Ffilezilla'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b84865956d43914aec1db5e50de9d9fff7ea2f0
[INFO] checking jsmenzies/filezilla against try#a7b168ac4977e8e93a43448b44847adaa305d5a9 for pr-150557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjsmenzies%2Ffilezilla" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jsmenzies/filezilla
[INFO] finished tweaking git repo https://github.com/jsmenzies/filezilla
[INFO] tweaked toml for git repo https://github.com/jsmenzies/filezilla written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jsmenzies/filezilla on toolchain a7b168ac4977e8e93a43448b44847adaa305d5a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jsmenzies/filezilla 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" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.85
[INFO] [stderr]   Downloaded kamadak-exif v0.5.5
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.85
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.85
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.85
[INFO] [stderr]   Downloaded js-sys v0.3.62
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3b1b46ca7be32d3a11ea8ae8b2ded4a96e46ca52dd9cf3c5c4e6c459ba6680f
[INFO] running `Command { std: "docker" "start" "-a" "c3b1b46ca7be32d3a11ea8ae8b2ded4a96e46ca52dd9cf3c5c4e6c459ba6680f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3b1b46ca7be32d3a11ea8ae8b2ded4a96e46ca52dd9cf3c5c4e6c459ba6680f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3b1b46ca7be32d3a11ea8ae8b2ded4a96e46ca52dd9cf3c5c4e6c459ba6680f", kill_on_drop: false }`
[INFO] [stdout] c3b1b46ca7be32d3a11ea8ae8b2ded4a96e46ca52dd9cf3c5c4e6c459ba6680f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7b168ac4977e8e93a43448b44847adaa305d5a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98ab13018f58cad707242fd4743c86016c79fbfc40d50d1e09787d2d03c4c82c
[INFO] running `Command { std: "docker" "start" "-a" "98ab13018f58cad707242fd4743c86016c79fbfc40d50d1e09787d2d03c4c82c", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking gimli v0.27.2
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking iana-time-zone v0.1.56
[INFO] [stderr]     Checking mutate_once v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking object v0.30.3
[INFO] [stderr]     Checking aho-corasick v1.0.1
[INFO] [stderr]     Checking kamadak-exif v0.5.5
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking chrono v0.4.24
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking regex v1.8.1
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking addr2line v0.19.0
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking filezilla v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `exif::Exif`
[INFO] [stdout]  --> src/jpg.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use exif::Exif;
[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: `exif::Exif`
[INFO] [stdout]  --> src/jpg.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use exif::Exif;
[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: `crate::image`
[INFO] [stdout]   --> src/jpg.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::image;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::image`
[INFO] [stdout]   --> src/jpg.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::image;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/jpg.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut success = 0;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/jpg.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut success = 0;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `datetime_tag`
[INFO] [stdout]   --> src/jpg.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let datetime_tag = exif
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_datetime_tag`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `datetime_tag`
[INFO] [stdout]   --> src/jpg.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let datetime_tag = exif
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_datetime_tag`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Image` is never constructed
[INFO] [stdout]  --> src/image.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Image {
[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 `ImageBuilder` is never constructed
[INFO] [stdout]   --> src/image.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ImageBuilder {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Image` is never constructed
[INFO] [stdout]  --> src/image.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Image {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `path`, `filename`, `name`, and `build` are never used
[INFO] [stdout]   --> src/image.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl ImageBuilder {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new() -> ImageBuilder {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn path(mut self, path: PathBuf) -> ImageBuilder {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn filename(mut self, filename: String) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn name(mut self, name: String) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn build(self) -> Result<Image, String> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImageBuilder` is never constructed
[INFO] [stdout]   --> src/image.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct ImageBuilder {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `path`, `filename`, `name`, and `build` are never used
[INFO] [stdout]   --> src/image.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl ImageBuilder {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 18 |     pub fn new() -> ImageBuilder {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub fn path(mut self, path: PathBuf) -> ImageBuilder {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn filename(mut self, filename: String) -> Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn name(mut self, name: String) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     pub fn build(self) -> Result<Image, String> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "98ab13018f58cad707242fd4743c86016c79fbfc40d50d1e09787d2d03c4c82c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98ab13018f58cad707242fd4743c86016c79fbfc40d50d1e09787d2d03c4c82c", kill_on_drop: false }`
[INFO] [stdout] 98ab13018f58cad707242fd4743c86016c79fbfc40d50d1e09787d2d03c4c82c