[INFO] updating cached repository dante-signal31/steganer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dante-signal31/steganer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dante-signal31/steganer" "work/ex/beta-1.37-6/sources/1.36.0/gh/dante-signal31/steganer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/dante-signal31/steganer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dante-signal31/steganer" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dante-signal31/steganer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dante-signal31/steganer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 29ce8927f7094e98b944cc70b9d19afa88cdae06
[INFO] sha for GitHub repo dante-signal31/steganer: 29ce8927f7094e98b944cc70b9d19afa88cdae06
[INFO] validating manifest of dante-signal31/steganer on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dante-signal31/steganer on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dante-signal31/steganer
[INFO] removed path dependency test_common from dante-signal31/steganer
[INFO] finished frobbing dante-signal31/steganer
[INFO] frobbed toml for dante-signal31/steganer written to work/ex/beta-1.37-6/sources/1.36.0/gh/dante-signal31/steganer/Cargo.toml
[INFO] started frobbing dante-signal31/steganer
[INFO] removed path dependency test_common from dante-signal31/steganer
[INFO] finished frobbing dante-signal31/steganer
[INFO] frobbed toml for dante-signal31/steganer written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dante-signal31/steganer/Cargo.toml
[INFO] crate dante-signal31/steganer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/dante-signal31/steganer/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing dante-signal31/steganer against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dante-signal31/steganer:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 0dfbc771d877838d4f9d77f07c3ee827ae7d120279d415e04dc3dacf2a54a8f6
[INFO] running `"docker" "start" "-a" "0dfbc771d877838d4f9d77f07c3ee827ae7d120279d415e04dc3dacf2a54a8f6"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] warning: dependency (test_common) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling image v0.21.2
[INFO] [stderr]    Compiling steganer v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::path::PathBuf`
[INFO] [stderr]   --> src/fileio.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | use std::path::PathBuf;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_image`
[INFO] [stderr]    --> src/stegimage.rs:272:5
[INFO] [stderr]     |
[INFO] [stderr] 272 |     fn get_image(&mut self)-> &mut DynamicImage {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.15s
[INFO] running `"docker" "inspect" "0dfbc771d877838d4f9d77f07c3ee827ae7d120279d415e04dc3dacf2a54a8f6"`
[INFO] running `"docker" "rm" "-f" "0dfbc771d877838d4f9d77f07c3ee827ae7d120279d415e04dc3dacf2a54a8f6"`
[INFO] [stdout] 0dfbc771d877838d4f9d77f07c3ee827ae7d120279d415e04dc3dacf2a54a8f6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/dante-signal31/steganer:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] a4c6bd0a6596cef22c95fa33be89283dd02a6b67dec3f26e2ca11e9c11adc18d
[INFO] running `"docker" "start" "-a" "a4c6bd0a6596cef22c95fa33be89283dd02a6b67dec3f26e2ca11e9c11adc18d"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] warning: dependency (test_common) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling test_common v1.0.1
[INFO] [stderr]    Compiling steganer v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved imports `test_common::copy_files`, `test_common::hash_file`, `test_common::TestEnvironment`
[INFO] [stderr]  --> tests/integration_tests.rs:7:19
[INFO] [stderr]   |
[INFO] [stderr] 7 | use test_common::{copy_files, hash_file, TestEnvironment};
[INFO] [stderr]   |                   ^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^^ no `TestEnvironment` in the root
[INFO] [stderr]   |                   |           |
[INFO] [stderr]   |                   |           no `hash_file` in the root
[INFO] [stderr]   |                   no `copy_files` in the root
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `steganer`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved imports `test_common::TestEnvironment`, `test_common::hash_file`
[INFO] [stderr]    --> src/fileio.rs:383:23
[INFO] [stderr]     |
[INFO] [stderr] 383 |     use test_common::{TestEnvironment, hash_file};
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^  ^^^^^^^^^ no `hash_file` in the root
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       no `TestEnvironment` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `test_common::TestEnvironment`
[INFO] [stderr]    --> src/stegimage.rs:328:9
[INFO] [stderr]     |
[INFO] [stderr] 328 |     use test_common::TestEnvironment;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `TestEnvironment` in the root
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]    --> src/fileio.rs:380:27
[INFO] [stderr]     |
[INFO] [stderr] 380 |     use std::io::{Cursor, Read};
[INFO] [stderr]     |                           ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `steganer`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a4c6bd0a6596cef22c95fa33be89283dd02a6b67dec3f26e2ca11e9c11adc18d"`
[INFO] running `"docker" "rm" "-f" "a4c6bd0a6596cef22c95fa33be89283dd02a6b67dec3f26e2ca11e9c11adc18d"`
[INFO] [stdout] a4c6bd0a6596cef22c95fa33be89283dd02a6b67dec3f26e2ca11e9c11adc18d