[INFO] fetching crate steganography 1.0.2... [INFO] checking steganography-1.0.2 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781 [INFO] extracting crate steganography 1.0.2 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate steganography 1.0.2 on toolchain 195ad4830e11a544391abe296b146450dea8411b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate steganography 1.0.2 [INFO] finished tweaking crates.io crate steganography 1.0.2 [INFO] tweaked toml for crates.io crate steganography 1.0.2 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ed4bfe92e907ac39ef41f79af506d6422144ced93367ea61d5a0241e7915e0f1 [INFO] running `Command { std: "docker" "start" "-a" "ed4bfe92e907ac39ef41f79af506d6422144ced93367ea61d5a0241e7915e0f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed4bfe92e907ac39ef41f79af506d6422144ced93367ea61d5a0241e7915e0f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed4bfe92e907ac39ef41f79af506d6422144ced93367ea61d5a0241e7915e0f1", kill_on_drop: false }` [INFO] [stdout] ed4bfe92e907ac39ef41f79af506d6422144ced93367ea61d5a0241e7915e0f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c2debf4e96ad5496374cad8b6ba7541bc9f5dd19a090f632c69d5f62814f5cee [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" "c2debf4e96ad5496374cad8b6ba7541bc9f5dd19a090f632c69d5f62814f5cee", kill_on_drop: false }` [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling libc v0.2.90 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking crossbeam-utils v0.8.3 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking tiff v0.2.2 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking png v0.14.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking rayon-core v1.9.0 [INFO] [stderr] Checking rayon v1.5.0 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking image v0.21.3 [INFO] [stderr] Checking steganography v1.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `dec_vec` [INFO] [stdout] --> benches/bench.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | let dec_vec = dec.decode_alpha(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dec_vec` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dec_vec` [INFO] [stdout] --> benches/bench.rs:49:13 [INFO] [stdout] | [INFO] [stdout] 49 | let dec_vec = dec.decode_image(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dec_vec` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.60s [INFO] running `Command { std: "docker" "inspect" "c2debf4e96ad5496374cad8b6ba7541bc9f5dd19a090f632c69d5f62814f5cee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2debf4e96ad5496374cad8b6ba7541bc9f5dd19a090f632c69d5f62814f5cee", kill_on_drop: false }` [INFO] [stdout] c2debf4e96ad5496374cad8b6ba7541bc9f5dd19a090f632c69d5f62814f5cee