[INFO] crate mackerel_plugin_uptime 0.1.0 is already in cache
[INFO] extracting crate mackerel_plugin_uptime 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/mackerel_plugin_uptime/0.1.0
[INFO] extracting crate mackerel_plugin_uptime 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mackerel_plugin_uptime/0.1.0
[INFO] validating manifest of mackerel_plugin_uptime-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mackerel_plugin_uptime-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mackerel_plugin_uptime-0.1.0
[INFO] finished frobbing mackerel_plugin_uptime-0.1.0
[INFO] frobbed toml for mackerel_plugin_uptime-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mackerel_plugin_uptime/0.1.0/Cargo.toml
[INFO] started frobbing mackerel_plugin_uptime-0.1.0
[INFO] finished frobbing mackerel_plugin_uptime-0.1.0
[INFO] frobbed toml for mackerel_plugin_uptime-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mackerel_plugin_uptime/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing mackerel_plugin_uptime-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mackerel_plugin_uptime/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 7db4bf28c9f0bc519f27f5ddc2c67bff7f5ce4e87d0178858e63d88788f26fd1
[INFO] running `"docker" "start" "-a" "7db4bf28c9f0bc519f27f5ddc2c67bff7f5ce4e87d0178858e63d88788f26fd1"`
[INFO] [stderr]    Compiling uptime_lib v0.0.0
[INFO] [stderr]    Compiling mackerel_plugin v0.2.3
[INFO] [stderr]    Compiling mackerel_plugin_uptime v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.75s
[INFO] running `"docker" "inspect" "7db4bf28c9f0bc519f27f5ddc2c67bff7f5ce4e87d0178858e63d88788f26fd1"`
[INFO] running `"docker" "rm" "-f" "7db4bf28c9f0bc519f27f5ddc2c67bff7f5ce4e87d0178858e63d88788f26fd1"`
[INFO] [stdout] 7db4bf28c9f0bc519f27f5ddc2c67bff7f5ce4e87d0178858e63d88788f26fd1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mackerel_plugin_uptime/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1f128e245458b6726be3f33e7b3ca85a25c88e002432a0d1161d12a1a8f8b5d0
[INFO] running `"docker" "start" "-a" "1f128e245458b6726be3f33e7b3ca85a25c88e002432a0d1161d12a1a8f8b5d0"`
[INFO] [stderr]    Compiling mackerel_plugin_uptime v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `"docker" "inspect" "1f128e245458b6726be3f33e7b3ca85a25c88e002432a0d1161d12a1a8f8b5d0"`
[INFO] running `"docker" "rm" "-f" "1f128e245458b6726be3f33e7b3ca85a25c88e002432a0d1161d12a1a8f8b5d0"`
[INFO] [stdout] 1f128e245458b6726be3f33e7b3ca85a25c88e002432a0d1161d12a1a8f8b5d0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mackerel_plugin_uptime/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 1ff0416de7be6eb80bd4049d17defdc34aebdfdb1ad4e5de8a6d0a89d4c657d0
[INFO] running `"docker" "start" "-a" "1ff0416de7be6eb80bd4049d17defdc34aebdfdb1ad4e5de8a6d0a89d4c657d0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mackerel_plugin_uptime-88322bc86593e7c1
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mackerel_plugin_uptime-babd88583f5770b5
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lib-46b389807930a23a
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test plugin_output_definitions ... ok
[INFO] [stdout] test plugin_output_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mackerel_plugin_uptime
[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 `"docker" "inspect" "1ff0416de7be6eb80bd4049d17defdc34aebdfdb1ad4e5de8a6d0a89d4c657d0"`
[INFO] running `"docker" "rm" "-f" "1ff0416de7be6eb80bd4049d17defdc34aebdfdb1ad4e5de8a6d0a89d4c657d0"`
[INFO] [stdout] 1ff0416de7be6eb80bd4049d17defdc34aebdfdb1ad4e5de8a6d0a89d4c657d0