[INFO] fetching crate steganer 1.1.0-post4...
[INFO] testing steganer-1.1.0-post4 against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] extracting crate steganer 1.1.0-post4 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate steganer 1.1.0-post4
[INFO] finished tweaking crates.io crate steganer 1.1.0-post4
[INFO] tweaked toml for crates.io crate steganer 1.1.0-post4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate steganer 1.1.0-post4 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] crate crates.io crate steganer 1.1.0-post4 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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3dc8465d86674498fecff28e1270cd6ca2942f25e6b89cba59bf5d0ef2357ac0
[INFO] running `Command { std: "docker" "start" "-a" "3dc8465d86674498fecff28e1270cd6ca2942f25e6b89cba59bf5d0ef2357ac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dc8465d86674498fecff28e1270cd6ca2942f25e6b89cba59bf5d0ef2357ac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dc8465d86674498fecff28e1270cd6ca2942f25e6b89cba59bf5d0ef2357ac0", kill_on_drop: false }`
[INFO] [stdout] 3dc8465d86674498fecff28e1270cd6ca2942f25e6b89cba59bf5d0ef2357ac0
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 905e6cfca544dcdfb26fe320fdce3863c29e042c921301a5a025589e7182a48c
[INFO] running `Command { std: "docker" "start" "-a" "905e6cfca544dcdfb26fe320fdce3863c29e042c921301a5a025589e7182a48c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling ryu v1.0.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling unindent v0.1.5
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling backtrace v0.3.38
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.16
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling bitreader v0.3.2
[INFO] [stderr]    Compiling pyo3-derive-backend v0.8.1
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.3
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling proc-macro-hack v0.5.10
[INFO] [stderr]    Compiling ctor v0.1.12
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling inventory-impl v0.1.4
[INFO] [stderr]    Compiling inventory v0.1.4
[INFO] [stderr]    Compiling indoc-impl v0.3.4
[INFO] [stderr]    Compiling paste-impl v0.1.6
[INFO] [stderr]    Compiling indoc v0.3.4
[INFO] [stderr]    Compiling paste v0.1.6
[INFO] [stderr]    Compiling pyo3cls v0.8.1
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling pyo3 v0.8.1
[INFO] [stderr]    Compiling steganer v1.1.0-post4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]   --> src/fileio.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::path::PathBuf;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_image` is never used
[INFO] [stdout]    --> src/stegimage.rs:272:8
[INFO] [stdout]     |
[INFO] [stdout]  84 | impl <'a> ContainerImage <'a>{
[INFO] [stdout]     | ----------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 272 |     fn get_image(&mut self)-> &mut DynamicImage {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/fileio.rs:193:50
[INFO] [stdout]     |
[INFO] [stdout] 193 |             bit_reader: BitReader::new(file_bytes.clone()),
[INFO] [stdout]     |                                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pyo3 v0.8.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "905e6cfca544dcdfb26fe320fdce3863c29e042c921301a5a025589e7182a48c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "905e6cfca544dcdfb26fe320fdce3863c29e042c921301a5a025589e7182a48c", kill_on_drop: false }`
[INFO] [stdout] 905e6cfca544dcdfb26fe320fdce3863c29e042c921301a5a025589e7182a48c
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 720be913f52f729910eeefb5e939f6be538bb09373d272d6e5847f6158e2640a
[INFO] running `Command { std: "docker" "start" "-a" "720be913f52f729910eeefb5e939f6be538bb09373d272d6e5847f6158e2640a", kill_on_drop: false }`
[INFO] [stderr] warning: steganer v1.1.0-post4 (/opt/rustwide/workdir) ignoring invalid dependency `pyo3-pack` which is missing a lib target
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]   --> src/fileio.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::path::PathBuf;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_image` is never used
[INFO] [stdout]    --> src/stegimage.rs:272:8
[INFO] [stdout]     |
[INFO] [stdout]  84 | impl <'a> ContainerImage <'a>{
[INFO] [stdout]     | ----------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 272 |     fn get_image(&mut self)-> &mut DynamicImage {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/fileio.rs:193:50
[INFO] [stdout]     |
[INFO] [stdout] 193 |             bit_reader: BitReader::new(file_bytes.clone()),
[INFO] [stdout]     |                                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling test_common v1.0.1
[INFO] [stderr]    Compiling steganer v1.1.0-post4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/integration_tests.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | /     copy_files(files_to_copy, test_folder_path.to_str()
[INFO] [stdout] 60 | |         .expect("Test folder path contains non valid unicode characters that made conversion impossible."));
[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] 59 |     let _ = copy_files(files_to_copy, test_folder_path.to_str()
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]    --> src/fileio.rs:378:27
[INFO] [stdout]     |
[INFO] [stdout] 378 |     use std::io::{Cursor, Read};
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/fileio.rs:446:39
[INFO] [stdout]     |
[INFO] [stdout] 446 |     fn test_iterator_next_under_8() { ;
[INFO] [stdout]     |                                       ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/stegimage.rs:374:47
[INFO] [stdout]     |
[INFO] [stdout] 374 |                     let message: &str = error.description();
[INFO] [stdout]     |                                               ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `pixel` is never read
[INFO] [stdout]    --> src/stegimage.rs:482:25
[INFO] [stdout]     |
[INFO] [stdout] 482 |         let mut pixel = container.get_image().get_pixel(0,0);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `pixel` is never read
[INFO] [stdout]    --> src/stegimage.rs:506:25
[INFO] [stdout]     |
[INFO] [stdout] 506 |         let mut pixel = container.get_image().get_pixel(0,0);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `pixel` is never read
[INFO] [stdout]    --> src/stegimage.rs:548:25
[INFO] [stdout]     |
[INFO] [stdout] 548 |         let mut pixel = container.get_image().get_pixel(0,0);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `pixel` is never read
[INFO] [stdout]    --> src/stegimage.rs:572:25
[INFO] [stdout]     |
[INFO] [stdout] 572 |         let mut pixel = container.get_image().get_pixel(0,0);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/fileio.rs:193:50
[INFO] [stdout]     |
[INFO] [stdout] 193 |             bit_reader: BitReader::new(file_bytes.clone()),
[INFO] [stdout]     |                                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.56s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pyo3 v0.8.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "720be913f52f729910eeefb5e939f6be538bb09373d272d6e5847f6158e2640a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "720be913f52f729910eeefb5e939f6be538bb09373d272d6e5847f6158e2640a", kill_on_drop: false }`
[INFO] [stdout] 720be913f52f729910eeefb5e939f6be538bb09373d272d6e5847f6158e2640a
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 513406c966833d6ee873a88ea78d312efef11ea8bfc24ac16db5a3822b3f5475
[INFO] running `Command { std: "docker" "start" "-a" "513406c966833d6ee873a88ea78d312efef11ea8bfc24ac16db5a3822b3f5475", kill_on_drop: false }`
[INFO] [stderr] warning: steganer v1.1.0-post4 (/opt/rustwide/workdir) ignoring invalid dependency `pyo3-pack` which is missing a lib target
[INFO] [stderr] warning: unused import: `std::path::PathBuf`
[INFO] [stderr]   --> src/fileio.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 | use std::path::PathBuf;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_image` is never used
[INFO] [stderr]    --> src/stegimage.rs:272:8
[INFO] [stderr]     |
[INFO] [stderr]  84 | impl <'a> ContainerImage <'a>{
[INFO] [stderr]     | ----------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 272 |     fn get_image(&mut self)-> &mut DynamicImage {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/fileio.rs:193:50
[INFO] [stderr]     |
[INFO] [stderr] 193 |             bit_reader: BitReader::new(file_bytes.clone()),
[INFO] [stderr]     |                                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed
[INFO] [stderr]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `steganer` (lib) generated 3 warnings (run `cargo fix --lib -p steganer` to apply 2 suggestions)
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]    --> src/fileio.rs:378:27
[INFO] [stderr]     |
[INFO] [stderr] 378 |     use std::io::{Cursor, Read};
[INFO] [stderr]     |                           ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/fileio.rs:446:39
[INFO] [stderr]     |
[INFO] [stderr] 446 |     fn test_iterator_next_under_8() { ;
[INFO] [stderr]     |                                       ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/stegimage.rs:374:47
[INFO] [stderr]     |
[INFO] [stderr] 374 |                     let message: &str = error.description();
[INFO] [stderr]     |                                               ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `pixel` is never read
[INFO] [stderr]    --> src/stegimage.rs:482:25
[INFO] [stderr]     |
[INFO] [stderr] 482 |         let mut pixel = container.get_image().get_pixel(0,0);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `pixel` is never read
[INFO] [stderr]    --> src/stegimage.rs:506:25
[INFO] [stderr]     |
[INFO] [stderr] 506 |         let mut pixel = container.get_image().get_pixel(0,0);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `pixel` is never read
[INFO] [stderr]    --> src/stegimage.rs:548:25
[INFO] [stderr]     |
[INFO] [stderr] 548 |         let mut pixel = container.get_image().get_pixel(0,0);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `pixel` is never read
[INFO] [stderr]    --> src/stegimage.rs:572:25
[INFO] [stderr]     |
[INFO] [stderr] 572 |         let mut pixel = container.get_image().get_pixel(0,0);
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> tests/integration_tests.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 | /     copy_files(files_to_copy, test_folder_path.to_str()
[INFO] [stderr] 60 | |         .expect("Test folder path contains non valid unicode characters that made conversion impossible."));
[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] 59 |     let _ = copy_files(files_to_copy, test_folder_path.to_str()
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `steganer` (lib test) generated 8 warnings (1 duplicate) (run `cargo fix --lib -p steganer --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `steganer` (test "integration_tests") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: pyo3 v0.8.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/steganer-d559e085962e595b)
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test bytetools::tests::test_mask ... ok
[INFO] [stdout] test bytetools::tests::test_bytes_to_u24 ... ok
[INFO] [stdout] test bytetools::tests::test_get_bytes ... ok
[INFO] [stdout] test bytetools::tests::test_left_justify ... ok
[INFO] [stdout] test bytetools::tests::test_u24_to_bytes ... ok
[INFO] [stdout] test fileio::tests::test_get_remainder ... ok
[INFO] [stdout] test bytetools::tests::test_get_bits ... ok
[INFO] [stdout] test fileio::tests::test_append_to_remainder ... ok
[INFO] [stdout] test fileio::tests::test_iterator_next_over_8 ... ok
[INFO] [stdout] test fileio::tests::test_iterator_next_under_8 ... ok
[INFO] [stdout] test fileio::tests::test_writing_23_bits_chunks ... ok
[INFO] [stdout] test fileio::tests::test_store_remainder ... ok
[INFO] [stdout] test fileio::tests::test_add_remainder ... ok
[INFO] [stdout] test fileio::tests::test_writing_12_bits_chunks ... ok
[INFO] [stdout] test fileio::tests::test_writing_8_bits_chunks ... ok
[INFO] [stdout] test fileio::tests::test_writing_4_bits_chunks ... ok
[INFO] [stdout] test fileio::tests::test_writing_3_bits_chunks ... ok
[INFO] [stdout] test stegimage::tests::test_container_image_iterator ... ok
[INFO] [stdout] test stegimage::tests::test_decode_less_than_8_bits ... ok
[INFO] [stdout] test stegimage::tests::test_encode_data ... ok
[INFO] [stdout] test stegimage::tests::test_encode_header ... ok
[INFO] [stdout] test stegimage::tests::test_decode_up_to_16_bits ... ok
[INFO] [stdout] test stegimage::tests::test_decode_up_to_24_bits ... ok
[INFO] [stdout] test stegimage::tests::test_decode_header ... ok
[INFO] [stdout] test stegimage::tests::test_drop ... ok
[INFO] [stdout] test stegimage::tests::test_encode_less_than_8_bits ... ok
[INFO] [stdout] test stegimage::tests::test_encode_less_than_8_bits_masked ... ok
[INFO] [stdout] test stegimage::tests::test_encode_up_to_16_bits ... ok
[INFO] [stdout] test stegimage::tests::test_support_image_with_no_extension ... ok
[INFO] [stdout] test stegimage::tests::test_get_chunk_size ... ok
[INFO] [stdout] test stegimage::tests::test_supported_image ... ok
[INFO] [stdout] test stegimage::tests::test_encode_up_to_16_bits_masked ... ok
[INFO] [stdout] test stegimage::tests::test_encode_up_to_24_bits_masked ... ok
[INFO] [stdout] test stegimage::tests::test_encode_up_to_24_bits ... ok
[INFO] [stdout] test stegimage::tests::test_get_chunk_size_file_too_big - should panic ... ok
[INFO] [stdout] test stegimage::tests::test_get_coordinates ... ok
[INFO] [stdout] test stegimage::tests::test_header_and_hidden_data_dont_overlap ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.66s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/steganer-00aa3badd0093642)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-f7fc730484329603)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr] error: test failed, to rerun pass `--test integration_tests`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/integration_tests-f7fc730484329603` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "513406c966833d6ee873a88ea78d312efef11ea8bfc24ac16db5a3822b3f5475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "513406c966833d6ee873a88ea78d312efef11ea8bfc24ac16db5a3822b3f5475", kill_on_drop: false }`
[INFO] [stdout] 513406c966833d6ee873a88ea78d312efef11ea8bfc24ac16db5a3822b3f5475
