[INFO] fetching crate steganer 1.1.0-post4... [INFO] checking steganer-1.1.0-post4 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470 [INFO] extracting crate steganer 1.1.0-post4 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate steganer 1.1.0-post4 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-1/source/Cargo.toml [INFO] crate crates.io crate steganer 1.1.0-post4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5e6236935bcc1d7377524a49fd448a3227dce3f8625d3d9d929ef4babc29bf41 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5e6236935bcc1d7377524a49fd448a3227dce3f8625d3d9d929ef4babc29bf41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5e6236935bcc1d7377524a49fd448a3227dce3f8625d3d9d929ef4babc29bf41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e6236935bcc1d7377524a49fd448a3227dce3f8625d3d9d929ef4babc29bf41", kill_on_drop: false }` [INFO] [stdout] 5e6236935bcc1d7377524a49fd448a3227dce3f8625d3d9d929ef4babc29bf41 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 946fc0c3b1f61ea4b471e57e7fd245a50411f476dd1623f66be637e130a4f315 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "946fc0c3b1f61ea4b471e57e7fd245a50411f476dd1623f66be637e130a4f315", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling ryu v1.0.1 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling unindent v0.1.5 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking untrusted v0.6.2 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Compiling ring v0.14.6 [INFO] [stderr] Checking bitreader v0.3.2 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-iter v0.1.39 [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] Checking clap v2.33.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking backtrace v0.3.38 [INFO] [stderr] Checking tiff v0.2.2 [INFO] [stderr] Checking rayon v1.2.0 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking png v0.14.1 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Checking test_common v1.0.1 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking jpeg-decoder v0.1.16 [INFO] [stderr] Checking image v0.21.3 [INFO] [stderr] Compiling pyo3-derive-backend v0.8.1 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling proc-macro-hack v0.5.10 [INFO] [stderr] Compiling ghost v0.1.1 [INFO] [stderr] Compiling ctor v0.1.12 [INFO] [stderr] Compiling inventory-impl v0.1.4 [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 paste v0.1.6 [INFO] [stderr] Checking indoc v0.3.4 [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] [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)]` on by default [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)]` 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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_image` [INFO] [stdout] --> src/stegimage.rs:272:8 [INFO] [stdout] | [INFO] [stdout] 272 | fn get_image(&mut self)-> &mut DynamicImage { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pixel` is never read [INFO] [stdout] --> src/stegimage.rs:482:13 [INFO] [stdout] | [INFO] [stdout] 482 | let mut pixel = container.get_image().get_pixel(0,0); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [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:506:13 [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:548:13 [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:572:13 [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: unused `std::result::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: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 13s [INFO] running `Command { std: "docker" "inspect" "946fc0c3b1f61ea4b471e57e7fd245a50411f476dd1623f66be637e130a4f315", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "946fc0c3b1f61ea4b471e57e7fd245a50411f476dd1623f66be637e130a4f315", kill_on_drop: false }` [INFO] [stdout] 946fc0c3b1f61ea4b471e57e7fd245a50411f476dd1623f66be637e130a4f315