[INFO] fetching crate libflate_lz77 1.0.0...
[INFO] testing libflate_lz77-1.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate libflate_lz77 1.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate libflate_lz77 1.0.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libflate_lz77 1.0.0
[INFO] finished tweaking crates.io crate libflate_lz77 1.0.0
[INFO] tweaked toml for crates.io crate libflate_lz77 1.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 643615be222535d1cfba4920050d4449f2ce55c60a520292710274350cc8acbf
[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" "643615be222535d1cfba4920050d4449f2ce55c60a520292710274350cc8acbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "643615be222535d1cfba4920050d4449f2ce55c60a520292710274350cc8acbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "643615be222535d1cfba4920050d4449f2ce55c60a520292710274350cc8acbf", kill_on_drop: false }`
[INFO] [stdout] 643615be222535d1cfba4920050d4449f2ce55c60a520292710274350cc8acbf
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0907001dc8a3dd5404883ad91b32dd4142b55d2433f7a62482c073d13cfbd766
[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" "0907001dc8a3dd5404883ad91b32dd4142b55d2433f7a62482c073d13cfbd766", kill_on_drop: false }`
[INFO] [stderr]    Compiling libflate_lz77 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "0907001dc8a3dd5404883ad91b32dd4142b55d2433f7a62482c073d13cfbd766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0907001dc8a3dd5404883ad91b32dd4142b55d2433f7a62482c073d13cfbd766", kill_on_drop: false }`
[INFO] [stdout] 0907001dc8a3dd5404883ad91b32dd4142b55d2433f7a62482c073d13cfbd766
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f7c0526ff0ff1dac56d0bb6a4373a420fecd770749dedd143f25281dcabf50d
[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" "9f7c0526ff0ff1dac56d0bb6a4373a420fecd770749dedd143f25281dcabf50d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling libflate_lz77 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `Command { std: "docker" "inspect" "9f7c0526ff0ff1dac56d0bb6a4373a420fecd770749dedd143f25281dcabf50d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f7c0526ff0ff1dac56d0bb6a4373a420fecd770749dedd143f25281dcabf50d", kill_on_drop: false }`
[INFO] [stdout] 9f7c0526ff0ff1dac56d0bb6a4373a420fecd770749dedd143f25281dcabf50d
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6849d5ef0a05ec3c6442f9f205845735a6207331ca8a18f2376381eb6ffc28c0
[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" "6849d5ef0a05ec3c6442f9f205845735a6207331ca8a18f2376381eb6ffc28c0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/libflate_lz77-bb61003286e37e92
[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 libflate_lz77
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/default.rs - default::DefaultLz77EncoderBuilder (line 192) ... ok
[INFO] [stdout] test src/default.rs - default::DefaultLz77Encoder::new (line 20) ... ok
[INFO] [stdout] test src/default.rs - default::DefaultLz77Encoder::with_window_size (line 40) ... ok
[INFO] [stdout] test src/lib.rs - NoCompressionLz77Encoder::new (line 107) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6849d5ef0a05ec3c6442f9f205845735a6207331ca8a18f2376381eb6ffc28c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6849d5ef0a05ec3c6442f9f205845735a6207331ca8a18f2376381eb6ffc28c0", kill_on_drop: false }`
[INFO] [stdout] 6849d5ef0a05ec3c6442f9f205845735a6207331ca8a18f2376381eb6ffc28c0