[INFO] cloning repository https://github.com/watawuwu/blackhole
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/watawuwu/blackhole" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwatawuwu%2Fblackhole", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwatawuwu%2Fblackhole'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8b518e938e6d94f6114d122d63f8bf784d64be7
[INFO] testing watawuwu/blackhole against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwatawuwu%2Fblackhole" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/watawuwu/blackhole 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 git repo https://github.com/watawuwu/blackhole
[INFO] finished tweaking git repo https://github.com/watawuwu/blackhole
[INFO] tweaked toml for git repo https://github.com/watawuwu/blackhole written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/watawuwu/blackhole already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] a3369eb090713890ce056aa3180474fda6702fe3b90ee6a3556a7b641cdf233c
[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" "a3369eb090713890ce056aa3180474fda6702fe3b90ee6a3556a7b641cdf233c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3369eb090713890ce056aa3180474fda6702fe3b90ee6a3556a7b641cdf233c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3369eb090713890ce056aa3180474fda6702fe3b90ee6a3556a7b641cdf233c", kill_on_drop: false }`
[INFO] [stdout] a3369eb090713890ce056aa3180474fda6702fe3b90ee6a3556a7b641cdf233c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 40b3e972a34b68b8bc747d689e7e6940a74b9b7a7e77504113f951457c746487
[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" "40b3e972a34b68b8bc747d689e7e6940a74b9b7a7e77504113f951457c746487", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.63
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling subtle v2.2.3
[INFO] [stderr]    Compiling fastrand v1.3.4
[INFO] [stderr]    Compiling wasm-bindgen v0.2.63
[INFO] [stderr]    Compiling waker-fn v1.0.0
[INFO] [stderr]    Compiling futures-sink v0.3.7
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling event-listener v2.4.0
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling vec-arena v0.5.2
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling send_wrapper v0.4.0
[INFO] [stderr]    Compiling parking v1.0.6
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling http-types v2.7.0
[INFO] [stderr]    Compiling data-encoding v2.2.1
[INFO] [stderr]    Compiling base64 v0.12.1
[INFO] [stderr]    Compiling infer v0.2.3
[INFO] [stderr]    Compiling paw-raw v1.0.0
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling futures-channel v0.3.7
[INFO] [stderr]    Compiling openssl-src v111.9.0+1.1.1g
[INFO] [stderr]    Compiling async-mutex v1.1.5
[INFO] [stderr]    Compiling multitask v0.2.0
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling polling v0.1.5
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling kv-log-macro v1.0.6
[INFO] [stderr]    Compiling fern v0.6.0
[INFO] [stderr]    Compiling futures-lite v0.1.11
[INFO] [stderr]    Compiling futures-lite v1.11.2
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling universal-hash v0.3.0
[INFO] [stderr]    Compiling aead v0.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling crossbeam-queue v0.2.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling polyval v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling async-io v0.1.11
[INFO] [stderr]    Compiling blocking v0.5.2
[INFO] [stderr]    Compiling byte-pool v0.2.1
[INFO] [stderr]    Compiling hkdf v0.8.0
[INFO] [stderr]    Compiling ghash v0.2.3
[INFO] [stderr]    Compiling aes v0.3.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling cipher v0.2.5
[INFO] [stderr]    Compiling universal-hash v0.4.0
[INFO] [stderr]    Compiling aead v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling async-executor v0.1.2
[INFO] [stderr]    Compiling aes-gcm v0.5.0
[INFO] [stderr]    Compiling polyval v0.4.0
[INFO] [stderr]    Compiling aes-soft v0.6.3
[INFO] [stderr]    Compiling ctr v0.6.0
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling ghash v0.3.0
[INFO] [stderr]    Compiling aes v0.6.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling aes-gcm v0.8.0
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling paw-structopt v1.0.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.63
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling paw-attributes v1.0.2
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.63
[INFO] [stderr]    Compiling paw v1.0.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling cookie v0.14.1
[INFO] [stderr]    Compiling structopt v0.3.20
[INFO] [stderr]    Compiling clap_flags v0.5.0
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling serde_qs v0.7.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling femme v2.1.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling json-color v0.7.1
[INFO] [stderr]    Compiling colored_json v2.1.0
[INFO] [stderr]    Compiling js-sys v0.3.40
[INFO] [stderr]    Compiling web-sys v0.3.40
[INFO] [stderr]    Compiling gloo-timers v0.2.1
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling async-std v1.6.3
[INFO] [stderr]    Compiling async-h1 v2.0.2
[INFO] [stderr]    Compiling async-sse v3.0.0
[INFO] [stderr]    Compiling tide v0.11.0
[INFO] [stderr]    Compiling blackhole-bin v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 34s
[INFO] running `Command { std: "docker" "inspect" "40b3e972a34b68b8bc747d689e7e6940a74b9b7a7e77504113f951457c746487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40b3e972a34b68b8bc747d689e7e6940a74b9b7a7e77504113f951457c746487", kill_on_drop: false }`
[INFO] [stdout] 40b3e972a34b68b8bc747d689e7e6940a74b9b7a7e77504113f951457c746487
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 5fb68632f65aa173bfd3fe3cd45ad9297f428d68bc0fc93f8c669fd4e4307274
[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" "5fb68632f65aa173bfd3fe3cd45ad9297f428d68bc0fc93f8c669fd4e4307274", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.5
[INFO] [stderr]    Compiling curl v0.4.29
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling oorandom v11.1.1
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.31+curl-7.70.0
[INFO] [stderr]    Compiling futures-task v0.3.7
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling terminal_size v0.1.13
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.7
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling console v0.13.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling predicates v1.0.5
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling sluice v0.4.2
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling assert_cmd v1.0.1
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling pin-project v1.0.1
[INFO] [stderr]    Compiling futures-util v0.3.7
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-executor v0.3.7
[INFO] [stderr]    Compiling futures v0.3.7
[INFO] [stderr]    Compiling surf v1.0.3
[INFO] [stderr]    Compiling blackhole-bin v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "5fb68632f65aa173bfd3fe3cd45ad9297f428d68bc0fc93f8c669fd4e4307274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fb68632f65aa173bfd3fe3cd45ad9297f428d68bc0fc93f8c669fd4e4307274", kill_on_drop: false }`
[INFO] [stdout] 5fb68632f65aa173bfd3fe3cd45ad9297f428d68bc0fc93f8c669fd4e4307274
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 121ec6baae92ab9fb1a210164f9400ca37c17daa35163e8b90968db07044ba11
[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" "121ec6baae92ab9fb1a210164f9400ca37c17daa35163e8b90968db07044ba11", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.80s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/blackhole_bin-168589bb9373cf7e
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test middleware::tests::status_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/blackhole-1baf1a280ab2ee23
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests blackhole-bin
[INFO] [stdout] running 1 test
[INFO] [stdout] test args::tests::log_level ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "121ec6baae92ab9fb1a210164f9400ca37c17daa35163e8b90968db07044ba11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "121ec6baae92ab9fb1a210164f9400ca37c17daa35163e8b90968db07044ba11", kill_on_drop: false }`
[INFO] [stdout] 121ec6baae92ab9fb1a210164f9400ca37c17daa35163e8b90968db07044ba11