[INFO] cloning repository https://github.com/timberio/tokio-compat-perf-checks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timberio/tokio-compat-perf-checks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimberio%2Ftokio-compat-perf-checks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimberio%2Ftokio-compat-perf-checks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ee6e89bfe259c45dce792a2af247647a14cf02a
[INFO] testing timberio/tokio-compat-perf-checks against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimberio%2Ftokio-compat-perf-checks" "/workspace/builds/worker-83/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-83/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/timberio/tokio-compat-perf-checks on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/timberio/tokio-compat-perf-checks
[INFO] finished tweaking git repo https://github.com/timberio/tokio-compat-perf-checks
[INFO] tweaked toml for git repo https://github.com/timberio/tokio-compat-perf-checks written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] crate git repo https://github.com/timberio/tokio-compat-perf-checks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-compat v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b56e661c6fc9590459ba5cf9c9dba55796a0d557f7f3472b490a11046b3909b
[INFO] running `Command { std: "docker" "start" "-a" "1b56e661c6fc9590459ba5cf9c9dba55796a0d557f7f3472b490a11046b3909b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b56e661c6fc9590459ba5cf9c9dba55796a0d557f7f3472b490a11046b3909b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b56e661c6fc9590459ba5cf9c9dba55796a0d557f7f3472b490a11046b3909b", kill_on_drop: false }`
[INFO] [stdout] 1b56e661c6fc9590459ba5cf9c9dba55796a0d557f7f3472b490a11046b3909b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5faa7d15c2905eadd4218128d7d9a97363fb63142ffdd0793a7a787a41a579d
[INFO] running `Command { std: "docker" "start" "-a" "e5faa7d15c2905eadd4218128d7d9a97363fb63142ffdd0793a7a787a41a579d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling common v0.1.0 (/opt/rustwide/workdir/common)
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio v0.2.13
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-uds v0.2.6
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-01-check v0.1.0 (/opt/rustwide/workdir/tokio-01-check)
[INFO] [stderr]    Compiling tokio-compat v0.1.5
[INFO] [stderr]    Compiling tokio-compat-check v0.1.0 (/opt/rustwide/workdir/tokio-compat-check)
[INFO] [stderr]    Compiling tokio-02-check v0.1.0 (/opt/rustwide/workdir/tokio-02-check)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.42s
[INFO] running `Command { std: "docker" "inspect" "e5faa7d15c2905eadd4218128d7d9a97363fb63142ffdd0793a7a787a41a579d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5faa7d15c2905eadd4218128d7d9a97363fb63142ffdd0793a7a787a41a579d", kill_on_drop: false }`
[INFO] [stdout] e5faa7d15c2905eadd4218128d7d9a97363fb63142ffdd0793a7a787a41a579d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd2a9a9529ae45b52f5e56bebd81f8ac87844f7c4f296366f4c57c9001090972
[INFO] running `Command { std: "docker" "start" "-a" "cd2a9a9529ae45b52f5e56bebd81f8ac87844f7c4f296366f4c57c9001090972", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling common v0.1.0 (/opt/rustwide/workdir/common)
[INFO] [stderr]    Compiling tokio-02-check v0.1.0 (/opt/rustwide/workdir/tokio-02-check)
[INFO] [stderr]    Compiling tokio-compat-check v0.1.0 (/opt/rustwide/workdir/tokio-compat-check)
[INFO] [stderr]    Compiling tokio-01-check v0.1.0 (/opt/rustwide/workdir/tokio-01-check)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.27s
[INFO] running `Command { std: "docker" "inspect" "cd2a9a9529ae45b52f5e56bebd81f8ac87844f7c4f296366f4c57c9001090972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd2a9a9529ae45b52f5e56bebd81f8ac87844f7c4f296366f4c57c9001090972", kill_on_drop: false }`
[INFO] [stdout] cd2a9a9529ae45b52f5e56bebd81f8ac87844f7c4f296366f4c57c9001090972
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63cb607a649a9e51d3d46a5ccb03bab7f5defe790021c50eb0e2f50ccc4c1fdb
[INFO] running `Command { std: "docker" "start" "-a" "63cb607a649a9e51d3d46a5ccb03bab7f5defe790021c50eb0e2f50ccc4c1fdb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/common-29d8d857689bf5cc)
[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]      Running unittests (/opt/rustwide/target/debug/deps/tokio_01_check-4b2550aa77314a7d)
[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] [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]      Running unittests (/opt/rustwide/target/debug/deps/tokio_02_check-a377a1fec29115d2)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tokio_compat_check-b51940e7297cb15c)
[INFO] [stderr]    Doc-tests common
[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] [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" "63cb607a649a9e51d3d46a5ccb03bab7f5defe790021c50eb0e2f50ccc4c1fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63cb607a649a9e51d3d46a5ccb03bab7f5defe790021c50eb0e2f50ccc4c1fdb", kill_on_drop: false }`
[INFO] [stdout] 63cb607a649a9e51d3d46a5ccb03bab7f5defe790021c50eb0e2f50ccc4c1fdb