[INFO] cloning repository https://github.com/dwango/mizumochi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dwango/mizumochi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwango%2Fmizumochi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwango%2Fmizumochi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 481b57941452795bf30f53f344fbd60f29287a77
[INFO] testing dwango/mizumochi against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwango%2Fmizumochi" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dwango/mizumochi on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dwango/mizumochi
[INFO] finished tweaking git repo https://github.com/dwango/mizumochi
[INFO] tweaked toml for git repo https://github.com/dwango/mizumochi written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/dwango/mizumochi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.49.0" "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] a43ec4394d2904542450a1256471a60793a551b31e3682631dd228f1affdf171
[INFO] running `Command { std: "docker" "start" "-a" "a43ec4394d2904542450a1256471a60793a551b31e3682631dd228f1affdf171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a43ec4394d2904542450a1256471a60793a551b31e3682631dd228f1affdf171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a43ec4394d2904542450a1256471a60793a551b31e3682631dd228f1affdf171", kill_on_drop: false }`
[INFO] [stdout] a43ec4394d2904542450a1256471a60793a551b31e3682631dd228f1affdf171
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94b10617cd4268b51f3c3ccb81813cc7134139a4e627b3202acab44665a19f00
[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" "94b10617cd4268b51f3c3ccb81813cc7134139a4e627b3202acab44665a19f00", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.41
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde v1.0.64
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling slog v2.2.3
[INFO] [stderr]    Compiling splay_tree v0.2.10
[INFO] [stderr]    Compiling nbchan v0.1.2
[INFO] [stderr]    Compiling atomic_immut v0.1.4
[INFO] [stderr]    Compiling factory v0.1.1
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling thread-scoped v1.0.2
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.4
[INFO] [stderr]    Compiling term v0.5.1
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling isatty v0.1.8
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling syn v0.14.1
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling chrono v0.4.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling fibers v0.1.10
[INFO] [stderr]    Compiling slog-term v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.64
[INFO] [stderr]    Compiling serde_json v1.0.19
[INFO] [stderr]    Compiling trackable_derive v0.1.3
[INFO] [stderr]    Compiling trackable v0.2.23
[INFO] [stderr]    Compiling bytecodec v0.4.4
[INFO] [stderr]    Compiling prometrics v0.1.11
[INFO] [stderr]    Compiling httpcodec v0.2.2
[INFO] [stderr]    Compiling fibers_http_server v0.2.0
[INFO] [stderr]    Compiling mizumochi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 42s
[INFO] running `Command { std: "docker" "inspect" "94b10617cd4268b51f3c3ccb81813cc7134139a4e627b3202acab44665a19f00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b10617cd4268b51f3c3ccb81813cc7134139a4e627b3202acab44665a19f00", kill_on_drop: false }`
[INFO] [stdout] 94b10617cd4268b51f3c3ccb81813cc7134139a4e627b3202acab44665a19f00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b19a57190b3fa6b7a647c18ddce33a6224e1235188d83dbb17f1f8c4d6da16c
[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" "6b19a57190b3fa6b7a647c18ddce33a6224e1235188d83dbb17f1f8c4d6da16c", kill_on_drop: false }`
[INFO] [stderr]    Compiling mizumochi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.18s
[INFO] running `Command { std: "docker" "inspect" "6b19a57190b3fa6b7a647c18ddce33a6224e1235188d83dbb17f1f8c4d6da16c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b19a57190b3fa6b7a647c18ddce33a6224e1235188d83dbb17f1f8c4d6da16c", kill_on_drop: false }`
[INFO] [stdout] 6b19a57190b3fa6b7a647c18ddce33a6224e1235188d83dbb17f1f8c4d6da16c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4556517d02580be74b5b688e0573b1533ff1a27e29b623a0b6826697baca8bbb
[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" "4556517d02580be74b5b688e0573b1533ff1a27e29b623a0b6826697baca8bbb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mizumochi-64ec510549663549
[INFO] [stdout] test config::speed::tests::test_speed_new ... ok
[INFO] [stdout] test state::tests::test_toggle_mode_stable_to_unstable ... ok
[INFO] [stdout] test state::tests::test_toggle_mode_unstable_to_stable ... ok
[INFO] [stdout] test state::tests::test_state_manager ... ok
[INFO] [stdout] test mizumochi::tests::test_compute_sleep_duration_to_adjust_speed ... ok
[INFO] [stdout] test state::tests::test_toggle_mode ... ok
[INFO] [stdout] test state::tests::test_toggle_mode_keep_stable ... ok
[INFO] [stdout] test state::tests::test_toggle_mode_keep_unstable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4556517d02580be74b5b688e0573b1533ff1a27e29b623a0b6826697baca8bbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4556517d02580be74b5b688e0573b1533ff1a27e29b623a0b6826697baca8bbb", kill_on_drop: false }`
[INFO] [stdout] 4556517d02580be74b5b688e0573b1533ff1a27e29b623a0b6826697baca8bbb