[INFO] fetching crate zippylib 0.1.0...
[INFO] testing zippylib-0.1.0 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] extracting crate zippylib 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate zippylib 0.1.0
[INFO] finished tweaking crates.io crate zippylib 0.1.0
[INFO] tweaked toml for crates.io crate zippylib 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zippylib 0.1.0 on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 96 packages to latest compatible versions
[INFO] [stderr]       Adding bzip2 v0.4.4 (available: v0.6.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding zip v0.6.6 (available: v7.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd36d9df79ef5f2c66dc313903db08076b825a6552e5c954db51731bf8398d02
[INFO] running `Command { std: "docker" "start" "-a" "dd36d9df79ef5f2c66dc313903db08076b825a6552e5c954db51731bf8398d02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd36d9df79ef5f2c66dc313903db08076b825a6552e5c954db51731bf8398d02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd36d9df79ef5f2c66dc313903db08076b825a6552e5c954db51731bf8398d02", kill_on_drop: false }`
[INFO] [stdout] dd36d9df79ef5f2c66dc313903db08076b825a6552e5c954db51731bf8398d02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 135b4bc25b42eb226366ce4782ec9775d33862936c00fef270a580a39e918d7a
[INFO] running `Command { std: "docker" "start" "-a" "135b4bc25b42eb226366ce4782ec9775d33862936c00fef270a580a39e918d7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling cc v1.2.51
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling base64ct v1.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling deranged v0.5.5
[INFO] [stderr]    Compiling clap_lex v0.7.6
[INFO] [stderr]    Compiling password-hash v0.4.2
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling xattr v1.6.1
[INFO] [stderr]    Compiling clap_builder v4.5.54
[INFO] [stderr]    Compiling filetime v0.2.26
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling tar v0.4.44
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling libz-sys v1.1.23
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling pbkdf2 v0.11.0
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling bzip2 v0.4.4
[INFO] [stderr]    Compiling clap v4.5.54
[INFO] [stderr]    Compiling xz2 v0.1.7
[INFO] [stderr]    Compiling zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]    Compiling zip v0.6.6
[INFO] [stderr]    Compiling zippylib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `DeflateEncoder`
[INFO] [stdout]  --> src/gzip.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use flate2::write::{DeflateEncoder, GzEncoder, ZlibEncoder};
[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 imports: `Display` and `self`
[INFO] [stdout]  --> src/gzip.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fmt::{self, Display},
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout] 7 |     fs::{self, File},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TempDir` and `tempdir`
[INFO] [stdout]   --> src/gzip.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tempfile::{tempdir, TempDir};
[INFO] [stdout]    |                ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/tar.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fs::{self, File},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/utils.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fs::{self, DirBuilder, File},
[INFO] [stdout]   |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempfile`
[INFO] [stdout]  --> src/utils.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tempfile::{tempdir, tempfile, TempDir};
[INFO] [stdout]   |                         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display`, `error::Error`, and `self`
[INFO] [stdout]  --> src/zip.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     error::Error,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 5 |     fmt::{self, Display},
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout] 6 |     fs::{self, File},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempfile::TempDir`
[INFO] [stdout]   --> src/zip.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tempfile::TempDir;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/bzip.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |     io::{self, Write},
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/gzip.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     io::{self, Write},
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/tar.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     io::{self, Write},
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/xz.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 |     io::{self, Write},
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tar.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let mut tar_bz2_encoder = BzEncoder::new(file, bzip2::Compression::best());
[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/tar.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let mut tar_xz_encoder = XzEncoder::new(file, 9);
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/zip.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 | /         zip.start_file(file_name.to_string_lossy(), options)
[INFO] [stdout] 71 | |             .map_err(|e| ZippingErr::from(e));
[INFO] [stdout]    | |_____________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let _ = zip.start_file(file_name.to_string_lossy(), options)
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.63s
[INFO] running `Command { std: "docker" "inspect" "135b4bc25b42eb226366ce4782ec9775d33862936c00fef270a580a39e918d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "135b4bc25b42eb226366ce4782ec9775d33862936c00fef270a580a39e918d7a", kill_on_drop: false }`
[INFO] [stdout] 135b4bc25b42eb226366ce4782ec9775d33862936c00fef270a580a39e918d7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8772822319d46d1d78ca29c1a4fb328d5c718ea18ef8efebb9f977355f940b71
[INFO] running `Command { std: "docker" "start" "-a" "8772822319d46d1d78ca29c1a4fb328d5c718ea18ef8efebb9f977355f940b71", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `DeflateEncoder`
[INFO] [stdout]  --> src/gzip.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use flate2::write::{DeflateEncoder, GzEncoder, ZlibEncoder};
[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 imports: `Display` and `self`
[INFO] [stdout]  --> src/gzip.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fmt::{self, Display},
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout] 7 |     fs::{self, File},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TempDir` and `tempdir`
[INFO] [stdout]   --> src/gzip.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tempfile::{tempdir, TempDir};
[INFO] [stdout]    |                ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/tar.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fs::{self, File},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/utils.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fs::{self, DirBuilder, File},
[INFO] [stdout]   |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempfile`
[INFO] [stdout]  --> src/utils.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tempfile::{tempdir, tempfile, TempDir};
[INFO] [stdout]   |                         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display`, `error::Error`, and `self`
[INFO] [stdout]  --> src/zip.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     error::Error,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 5 |     fmt::{self, Display},
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout] 6 |     fs::{self, File},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempfile::TempDir`
[INFO] [stdout]   --> src/zip.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tempfile::TempDir;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zippylib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/bzip.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |     io::{self, Write},
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/gzip.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     io::{self, Write},
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/tar.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     io::{self, Write},
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/xz.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 |     io::{self, Write},
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tar.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let mut tar_bz2_encoder = BzEncoder::new(file, bzip2::Compression::best());
[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/tar.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let mut tar_xz_encoder = XzEncoder::new(file, 9);
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/zip.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 | /         zip.start_file(file_name.to_string_lossy(), options)
[INFO] [stdout] 71 | |             .map_err(|e| ZippingErr::from(e));
[INFO] [stdout]    | |_____________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let _ = zip.start_file(file_name.to_string_lossy(), options)
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DeflateEncoder`
[INFO] [stdout]  --> src/gzip.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use flate2::write::{DeflateEncoder, GzEncoder, ZlibEncoder};
[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 imports: `Display` and `self`
[INFO] [stdout]  --> src/gzip.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fmt::{self, Display},
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout] 7 |     fs::{self, File},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TempDir` and `tempdir`
[INFO] [stdout]   --> src/gzip.rs:11:16
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tempfile::{tempdir, TempDir};
[INFO] [stdout]    |                ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/tar.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fs::{self, File},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]  --> src/utils.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fs::{self, DirBuilder, File},
[INFO] [stdout]   |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempfile`
[INFO] [stdout]  --> src/utils.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tempfile::{tempdir, tempfile, TempDir};
[INFO] [stdout]   |                         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display`, `error::Error`, and `self`
[INFO] [stdout]  --> src/zip.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     error::Error,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 5 |     fmt::{self, Display},
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout] 6 |     fs::{self, File},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempfile::TempDir`
[INFO] [stdout]   --> src/zip.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tempfile::TempDir;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `bzip::create_file_bzip2`, `create_gzip_archive`, `xz::create_file_xz`, and `zip::create_zip_archive`
[INFO] [stdout]   --> src/lib.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         bzip::create_file_bzip2,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |         gzip::{create_gzip_archive, encode_file_deflate, encode_file_zlib},
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |         xz::create_file_xz,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 22 |         zip::create_zip_archive,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Command` and `arg`
[INFO] [stdout]   --> src/lib.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |     use clap::{arg, Command};
[INFO] [stdout]    |                ^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/bzip.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |     io::{self, Write},
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/gzip.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     io::{self, Write},
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/tar.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     io::{self, Write},
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/xz.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 |     io::{self, Write},
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/tar.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let mut tar_bz2_encoder = BzEncoder::new(file, bzip2::Compression::best());
[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/tar.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let mut tar_xz_encoder = XzEncoder::new(file, 9);
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/zip.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 | /         zip.start_file(file_name.to_string_lossy(), options)
[INFO] [stdout] 71 | |             .map_err(|e| ZippingErr::from(e));
[INFO] [stdout]    | |_____________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let _ = zip.start_file(file_name.to_string_lossy(), options)
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "8772822319d46d1d78ca29c1a4fb328d5c718ea18ef8efebb9f977355f940b71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8772822319d46d1d78ca29c1a4fb328d5c718ea18ef8efebb9f977355f940b71", kill_on_drop: false }`
[INFO] [stdout] 8772822319d46d1d78ca29c1a4fb328d5c718ea18ef8efebb9f977355f940b71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4aaa8431d7b5d1490b4b0a7bb537e39fc848b5af88fe927035580462fc177dc1
[INFO] running `Command { std: "docker" "start" "-a" "4aaa8431d7b5d1490b4b0a7bb537e39fc848b5af88fe927035580462fc177dc1", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `DeflateEncoder`
[INFO] [stderr]  --> src/gzip.rs:2:21
[INFO] [stderr]   |
[INFO] [stderr] 2 | use flate2::write::{DeflateEncoder, GzEncoder, ZlibEncoder};
[INFO] [stderr]   |                     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Display` and `self`
[INFO] [stderr]  --> src/gzip.rs:6:17
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fmt::{self, Display},
[INFO] [stderr]   |                 ^^^^^^^
[INFO] [stderr] 7 |     fs::{self, File},
[INFO] [stderr]   |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `TempDir` and `tempdir`
[INFO] [stderr]   --> src/gzip.rs:11:16
[INFO] [stderr]    |
[INFO] [stderr] 11 | use tempfile::{tempdir, TempDir};
[INFO] [stderr]    |                ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/tar.rs:6:10
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fs::{self, File},
[INFO] [stderr]   |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `File`
[INFO] [stderr]  --> src/utils.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fs::{self, DirBuilder, File},
[INFO] [stderr]   |                            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tempfile`
[INFO] [stderr]  --> src/utils.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 | use tempfile::{tempdir, tempfile, TempDir};
[INFO] [stderr]   |                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Display`, `error::Error`, and `self`
[INFO] [stderr]  --> src/zip.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     error::Error,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 5 |     fmt::{self, Display},
[INFO] [stderr]   |                 ^^^^^^^
[INFO] [stderr] 6 |     fs::{self, File},
[INFO] [stderr]   |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tempfile::TempDir`
[INFO] [stderr]   --> src/zip.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use tempfile::TempDir;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/bzip.rs:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 |     io::{self, Write},
[INFO] [stderr]   |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/gzip.rs:8:16
[INFO] [stderr]   |
[INFO] [stderr] 8 |     io::{self, Write},
[INFO] [stderr]   |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/tar.rs:7:16
[INFO] [stderr]   |
[INFO] [stderr] 7 |     io::{self, Write},
[INFO] [stderr]   |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/xz.rs:5:16
[INFO] [stderr]   |
[INFO] [stderr] 5 |     io::{self, Write},
[INFO] [stderr]   |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/tar.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |     let mut tar_bz2_encoder = BzEncoder::new(file, bzip2::Compression::best());
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tar.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |     let mut tar_xz_encoder = XzEncoder::new(file, 9);
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/zip.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 | /         zip.start_file(file_name.to_string_lossy(), options)
[INFO] [stderr] 71 | |             .map_err(|e| ZippingErr::from(e));
[INFO] [stderr]    | |_____________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let _ = zip.start_file(file_name.to_string_lossy(), options)
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `bzip::create_file_bzip2`, `create_gzip_archive`, `xz::create_file_xz`, and `zip::create_zip_archive`
[INFO] [stderr]   --> src/lib.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         bzip::create_file_bzip2,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 15 |         gzip::{create_gzip_archive, encode_file_deflate, encode_file_zlib},
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 21 |         xz::create_file_xz,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 22 |         zip::create_zip_archive,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Command` and `arg`
[INFO] [stderr]   --> src/lib.rs:24:16
[INFO] [stderr]    |
[INFO] [stderr] 24 |     use clap::{arg, Command};
[INFO] [stderr]    |                ^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `zippylib` (lib) generated 15 warnings (run `cargo fix --lib -p zippylib` to apply 10 suggestions)
[INFO] [stderr] warning: `zippylib` (lib test) generated 17 warnings (15 duplicates) (run `cargo fix --lib -p zippylib --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zippylib-581f9023e2048077)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::encode_file_deflate_test ... FAILED
[INFO] [stdout] test tests::encode_file_gz ... FAILED
[INFO] [stdout] test tests::encode_file_zlib_test ... FAILED
[INFO] [stdout] test tests::encode_file_xz ... FAILED
[INFO] [stdout] test tests::tar_xz_works ... FAILED
[INFO] [stdout] test tests::tar_bz2_works ... FAILED
[INFO] [stdout] test tests::tar_gz_works ... FAILED
[INFO] [stdout] test tests::tar_works ... FAILED
[INFO] [stdout] test tests::encode_file_bz2 ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::encode_file_deflate_test stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::encode_file_gz stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::encode_file_zlib_test stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::encode_file_xz stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::tar_xz_works stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::tar_bz2_works stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::tar_gz_works stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::tar_works stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] ---- tests::encode_file_bz2 stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::encode_file_bz2
[INFO] [stdout]     tests::encode_file_deflate_test
[INFO] [stdout]     tests::encode_file_gz
[INFO] [stdout]     tests::encode_file_xz
[INFO] [stdout]     tests::encode_file_zlib_test
[INFO] [stdout]     tests::tar_bz2_works
[INFO] [stdout]     tests::tar_gz_works
[INFO] [stdout]     tests::tar_works
[INFO] [stdout]     tests::tar_xz_works
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 9 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "4aaa8431d7b5d1490b4b0a7bb537e39fc848b5af88fe927035580462fc177dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aaa8431d7b5d1490b4b0a7bb537e39fc848b5af88fe927035580462fc177dc1", kill_on_drop: false }`
[INFO] [stdout] 4aaa8431d7b5d1490b4b0a7bb537e39fc848b5af88fe927035580462fc177dc1
