[INFO] cloning repository https://github.com/m4tx/lz4stego
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/m4tx/lz4stego" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm4tx%2Flz4stego", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm4tx%2Flz4stego'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e53272900a74c1c88b993f92087ae7e588130b8
[INFO] testing m4tx/lz4stego against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm4tx%2Flz4stego" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/m4tx/lz4stego on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/m4tx/lz4stego
[INFO] finished tweaking git repo https://github.com/m4tx/lz4stego
[INFO] tweaked toml for git repo https://github.com/m4tx/lz4stego written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/m4tx/lz4stego already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded lz4 v1.23.2
[INFO] [stderr]   Downloaded lz4-sys v1.9.2
[INFO] [stderr]   Downloaded xxhash-rust v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc34617f7573cfbf731d3cf77c920d618b2f379c1544eef83b09f50adc0f656c
[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" "cc34617f7573cfbf731d3cf77c920d618b2f379c1544eef83b09f50adc0f656c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc34617f7573cfbf731d3cf77c920d618b2f379c1544eef83b09f50adc0f656c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc34617f7573cfbf731d3cf77c920d618b2f379c1544eef83b09f50adc0f656c", kill_on_drop: false }`
[INFO] [stdout] cc34617f7573cfbf731d3cf77c920d618b2f379c1544eef83b09f50adc0f656c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 031fb3a6b69d501d40ae9a318eed3c3af1487b35e768265c56cec71bf4d17587
[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" "031fb3a6b69d501d40ae9a318eed3c3af1487b35e768265c56cec71bf4d17587", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling xxhash-rust v0.8.2
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling liblz4stego v0.1.0 (/opt/rustwide/workdir/liblz4stego)
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling lz4stego v0.1.0 (/opt/rustwide/workdir/lz4stego)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.78s
[INFO] running `Command { std: "docker" "inspect" "031fb3a6b69d501d40ae9a318eed3c3af1487b35e768265c56cec71bf4d17587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "031fb3a6b69d501d40ae9a318eed3c3af1487b35e768265c56cec71bf4d17587", kill_on_drop: false }`
[INFO] [stdout] 031fb3a6b69d501d40ae9a318eed3c3af1487b35e768265c56cec71bf4d17587
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb3b38fc414d19568378f7ddf414f771a9a4d73d9e444c213ca016a0a1e28f4a
[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" "cb3b38fc414d19568378f7ddf414f771a9a4d73d9e444c213ca016a0a1e28f4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling lz4stego v0.1.0 (/opt/rustwide/workdir/lz4stego)
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]    Compiling lz4 v1.23.2
[INFO] [stderr]    Compiling liblz4stego v0.1.0 (/opt/rustwide/workdir/liblz4stego)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.50s
[INFO] running `Command { std: "docker" "inspect" "cb3b38fc414d19568378f7ddf414f771a9a4d73d9e444c213ca016a0a1e28f4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb3b38fc414d19568378f7ddf414f771a9a4d73d9e444c213ca016a0a1e28f4a", kill_on_drop: false }`
[INFO] [stdout] cb3b38fc414d19568378f7ddf414f771a9a4d73d9e444c213ca016a0a1e28f4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9a9f46d798077181c9d7a53fd2e7a568686af667855c62bf4dcfe3c202967ee3
[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" "9a9f46d798077181c9d7a53fd2e7a568686af667855c62bf4dcfe3c202967ee3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/liblz4stego-bf76095f30d0f90d)
[INFO] [stdout] running 30 tests
[INFO] [stdout] test tests::compressor::compress_empty ... ok
[INFO] [stdout] test tests::compressor::compress_single_byte ... ok
[INFO] [stdout] test tests::numeral_coding::decode_bytes_short ... ok
[INFO] [stdout] test tests::decompressor::decompress_single_byte ... ok
[INFO] [stdout] test tests::numeral_coding::decode_bytes ... ok
[INFO] [stdout] test tests::compressor::compress_medium ... ok
[INFO] [stdout] test tests::compressor::compress_short_compressed ... ok
[INFO] [stdout] test tests::numeral_coding::decode_single ... ok
[INFO] [stdout] test tests::numeral_coding::encode_bytes_short ... ok
[INFO] [stdout] test tests::decompressor::decompress_large_two_parts ... ok
[INFO] [stdout] test tests::decompressor::decompress_medium ... ok
[INFO] [stdout] test tests::decompressor::decompress_short_compressed ... ok
[INFO] [stdout] test tests::decompressor::decompress_short_uncompressed ... ok
[INFO] [stdout] test tests::numeral_coding::decode_empty ... ok
[INFO] [stdout] test tests::numeral_coding::decode_mixed_long ... ok
[INFO] [stdout] test tests::numeral_coding::decode_mixed_medium ... ok
[INFO] [stdout] test tests::decompressor::decompress_empty ... ok
[INFO] [stdout] test tests::numeral_coding::encode_empty ... ok
[INFO] [stdout] test tests::numeral_coding::encode_mixed_medium ... ok
[INFO] [stdout] test tests::numeral_coding::encode_mixed_long ... ok
[INFO] [stdout] test tests::numeral_coding::decode_mixed_short ... ok
[INFO] [stdout] test tests::numeral_coding::encode_bytes ... ok
[INFO] [stdout] test tests::stego::test_single_byte ... ok
[INFO] [stdout] test tests::numeral_coding::encode_mixed_short ... ok
[INFO] [stdout] test tests::numeral_coding::encode_single ... ok
[INFO] [stdout] test tests::compressor::compress_large_two_parts ... ok
[INFO] [stdout] test tests::compressor::compress_long_match ... ok
[INFO] [stdout] test tests::decompressor::decompress_large_single_character ... ok
[INFO] [stdout] test tests::decompressor::decompress_large_two_blocks ... ok
[INFO] [stdout] test tests::compressor::compress_large_two_blocks ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.58s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lz4stego-bc380ca8655edf24)
[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]    Doc-tests liblz4stego
[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] running `Command { std: "docker" "inspect" "9a9f46d798077181c9d7a53fd2e7a568686af667855c62bf4dcfe3c202967ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a9f46d798077181c9d7a53fd2e7a568686af667855c62bf4dcfe3c202967ee3", kill_on_drop: false }`
[INFO] [stdout] 9a9f46d798077181c9d7a53fd2e7a568686af667855c62bf4dcfe3c202967ee3