[INFO] crate steganer 1.1.0-post4 is already in cache [INFO] checking steganer-1.1.0-post4 against try#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880 [INFO] extracting crate steganer 1.1.0-post4 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate steganer 1.1.0-post4 on toolchain 13f916f63bc6575d5ff1f989237dfabe88981368 [INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "read-manifest" "--manifest-path" "Cargo.toml"` [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-8/source/Cargo.toml [INFO] crate crates.io crate steganer 1.1.0-post4 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] f4f7843949dbf3cc76349d37aaff0bf486f5b0faa4b0c56b15d2f16d67b494a6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "f4f7843949dbf3cc76349d37aaff0bf486f5b0faa4b0c56b15d2f16d67b494a6"` [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling ring v0.14.6 [INFO] [stderr] Compiling ryu v1.0.1 [INFO] [stderr] Checking png v0.14.1 [INFO] [stderr] Checking tiff v0.2.2 [INFO] [stderr] Checking error-chain v0.12.1 [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking rayon-core v1.6.0 [INFO] [stderr] Checking test_common v1.0.1 [INFO] [stderr] Checking rayon v1.2.0 [INFO] [stderr] Checking jpeg-decoder v0.1.16 [INFO] [stderr] Compiling pyo3-derive-backend v0.8.1 [INFO] [stderr] Checking 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 inventory-impl v0.1.4 [INFO] [stderr] Compiling ghost v0.1.1 [INFO] [stderr] Compiling pyo3cls v0.8.1 [INFO] [stderr] Checking inventory v0.1.4 [INFO] [stderr] Compiling indoc-impl v0.3.4 [INFO] [stderr] Compiling paste-impl v0.1.6 [INFO] [stderr] Checking indoc v0.3.4 [INFO] [stderr] Checking paste v0.1.6 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling pyo3 v0.8.1 [INFO] [stderr] Checking steganer v1.1.0-post4 (/opt/rustwide/workdir) [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)]` on by default [INFO] [stderr] [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)]` 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)]` 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] warning: use of deprecated item '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:482:17 [INFO] [stderr] | [INFO] [stderr] 482 | let mut pixel = container.get_image().get_pixel(0,0); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [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:506:17 [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:548:17 [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:572:17 [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 `std::result::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: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 23s [INFO] running `"docker" "inspect" "f4f7843949dbf3cc76349d37aaff0bf486f5b0faa4b0c56b15d2f16d67b494a6"` [INFO] running `"docker" "rm" "-f" "f4f7843949dbf3cc76349d37aaff0bf486f5b0faa4b0c56b15d2f16d67b494a6"` [INFO] [stdout] f4f7843949dbf3cc76349d37aaff0bf486f5b0faa4b0c56b15d2f16d67b494a6