[INFO] fetching crate zipper 0.0.2...
[INFO] testing zipper-0.0.2 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate zipper 0.0.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate zipper 0.0.2 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zipper 0.0.2
[INFO] finished tweaking crates.io crate zipper 0.0.2
[INFO] tweaked toml for crates.io crate zipper 0.0.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cceaf992e3f1b2017b3a0ac91e650ff0e01abbe99f07157a44a03f315eba616e
[INFO] running `Command { std: "docker" "start" "-a" "cceaf992e3f1b2017b3a0ac91e650ff0e01abbe99f07157a44a03f315eba616e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cceaf992e3f1b2017b3a0ac91e650ff0e01abbe99f07157a44a03f315eba616e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cceaf992e3f1b2017b3a0ac91e650ff0e01abbe99f07157a44a03f315eba616e", kill_on_drop: false }`
[INFO] [stdout] cceaf992e3f1b2017b3a0ac91e650ff0e01abbe99f07157a44a03f315eba616e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48105b21aaec1192465e735b88906de98e4e1eb30ef239c5630eb325cd0164aa
[INFO] running `Command { std: "docker" "start" "-a" "48105b21aaec1192465e735b88906de98e4e1eb30ef239c5630eb325cd0164aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.56
[INFO] [stderr]    Compiling termcolor v1.2.0
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling chrono v0.4.24
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling zipper v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `bytes_read`
[INFO] [stdout]   --> src/zipper.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let bytes_read = file.read_to_end(&mut buffer).unwrap();
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `opts` is never read
[INFO] [stdout]   --> src/zipper.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Zipper {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 14 |     opts: ZipperOptions,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.95s
[INFO] running `Command { std: "docker" "inspect" "48105b21aaec1192465e735b88906de98e4e1eb30ef239c5630eb325cd0164aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48105b21aaec1192465e735b88906de98e4e1eb30ef239c5630eb325cd0164aa", kill_on_drop: false }`
[INFO] [stdout] 48105b21aaec1192465e735b88906de98e4e1eb30ef239c5630eb325cd0164aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3943b489e33ae693e1be840c08e4aa2a35dbfd76787a4ce606c4aea42f402163
[INFO] running `Command { std: "docker" "start" "-a" "3943b489e33ae693e1be840c08e4aa2a35dbfd76787a4ce606c4aea42f402163", kill_on_drop: false }`
[INFO] [stderr]    Compiling zipper v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `bytes_read`
[INFO] [stdout]   --> src/zipper.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let bytes_read = file.read_to_end(&mut buffer).unwrap();
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `opts` is never read
[INFO] [stdout]   --> src/zipper.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Zipper {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 14 |     opts: ZipperOptions,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `zip`?
[INFO] [stdout]  --> examples/simple.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use zip::zipper::{Zipper, ZipperOptions};
[INFO] [stdout]   |     ^^^ maybe a missing crate `zip`?
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding `extern crate zip` to use the `zip` crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> examples/util.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use env_logger;
[INFO] [stdout]   |     ^^^^^^^^^^ no `env_logger` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `util`
[INFO] [stdout]   --> examples/util.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout] 17 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `examples/util.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_asset_path` is never used
[INFO] [stdout]   --> examples/util.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn get_asset_path(s: &str) -> PathBuf {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes_read`
[INFO] [stdout]   --> src/zipper.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let bytes_read = file.read_to_end(&mut buffer).unwrap();
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes_read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zipper` (example "simple") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `zipper` (example "util") due to 3 previous errors
[INFO] [stdout] warning: field `opts` is never read
[INFO] [stdout]   --> src/zipper.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Zipper {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 14 |     opts: ZipperOptions,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3943b489e33ae693e1be840c08e4aa2a35dbfd76787a4ce606c4aea42f402163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3943b489e33ae693e1be840c08e4aa2a35dbfd76787a4ce606c4aea42f402163", kill_on_drop: false }`
[INFO] [stdout] 3943b489e33ae693e1be840c08e4aa2a35dbfd76787a4ce606c4aea42f402163
