[INFO] crate lsb_png_steganography 0.1.0 is already in cache
[INFO] testing lsb_png_steganography-0.1.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate lsb_png_steganography 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate lsb_png_steganography 0.1.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lsb_png_steganography 0.1.0
[INFO] finished tweaking crates.io crate lsb_png_steganography 0.1.0
[INFO] tweaked toml for crates.io crate lsb_png_steganography 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 8086e0850fbcd5924780a0fdb56fd5a8a3d8ee76882665d1c1c9ae44b0322f06
[INFO] running `Command { std: "docker" "start" "-a" "8086e0850fbcd5924780a0fdb56fd5a8a3d8ee76882665d1c1c9ae44b0322f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8086e0850fbcd5924780a0fdb56fd5a8a3d8ee76882665d1c1c9ae44b0322f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8086e0850fbcd5924780a0fdb56fd5a8a3d8ee76882665d1c1c9ae44b0322f06", kill_on_drop: false }`
[INFO] [stdout] 8086e0850fbcd5924780a0fdb56fd5a8a3d8ee76882665d1c1c9ae44b0322f06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", 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] b1a99d98ce5898d4802c7d2e8a13f9371260cefaf7eb72b7f5a3385bca3e116e
[INFO] running `Command { std: "docker" "start" "-a" "b1a99d98ce5898d4802c7d2e8a13f9371260cefaf7eb72b7f5a3385bca3e116e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling lsb_png_steganography v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.71s
[INFO] running `Command { std: "docker" "inspect" "b1a99d98ce5898d4802c7d2e8a13f9371260cefaf7eb72b7f5a3385bca3e116e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a99d98ce5898d4802c7d2e8a13f9371260cefaf7eb72b7f5a3385bca3e116e", kill_on_drop: false }`
[INFO] [stdout] b1a99d98ce5898d4802c7d2e8a13f9371260cefaf7eb72b7f5a3385bca3e116e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1502228f52d99621997d38ba68723e0c4a7c843ca6c5081f4c26a7e7cfc418c0
[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" "1502228f52d99621997d38ba68723e0c4a7c843ca6c5081f4c26a7e7cfc418c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling lsb_png_steganography v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "1502228f52d99621997d38ba68723e0c4a7c843ca6c5081f4c26a7e7cfc418c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1502228f52d99621997d38ba68723e0c4a7c843ca6c5081f4c26a7e7cfc418c0", kill_on_drop: false }`
[INFO] [stdout] 1502228f52d99621997d38ba68723e0c4a7c843ca6c5081f4c26a7e7cfc418c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 16b495d3a610109a145fbe5ec1348f7eeb6259bcbb239d01ea12d7e82833414e
[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" "16b495d3a610109a145fbe5ec1348f7eeb6259bcbb239d01ea12d7e82833414e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lsb_png_steganography-2c10b6dfdfa53c30
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test revealer::revealer_tests::run_promote_least_significant_bits ... ok
[INFO] [stdout] test hider::hider_tests::run_get_limits_for_image ... ok
[INFO] [stdout] test hider::hider_tests::run_capture_most_significant_bits ... ok
[INFO] [stdout] test tests::reveal_small ... ok
[INFO] [stdout] test tests::hide_same_size ... ok
[INFO] [stdout] test tests::reveal_large ... ok
[INFO] [stdout] test tests::hide_in_large_carrier ... ok
[INFO] [stdout] test tests::hide_large_payload ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lsb_png_steganography
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "16b495d3a610109a145fbe5ec1348f7eeb6259bcbb239d01ea12d7e82833414e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16b495d3a610109a145fbe5ec1348f7eeb6259bcbb239d01ea12d7e82833414e", kill_on_drop: false }`
[INFO] [stdout] 16b495d3a610109a145fbe5ec1348f7eeb6259bcbb239d01ea12d7e82833414e