[INFO] fetching crate fibers_http_server 0.2.0...
[INFO] testing fibers_http_server-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate fibers_http_server 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fibers_http_server 0.2.0 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 crates.io crate fibers_http_server 0.2.0
[INFO] finished tweaking crates.io crate fibers_http_server 0.2.0
[INFO] tweaked toml for crates.io crate fibers_http_server 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate fibers_http_server 0.2.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f8b6f62bed3df56e94c574bc018c102ecb0f69fc2f3f55ba82710e9c662afa07
[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" "f8b6f62bed3df56e94c574bc018c102ecb0f69fc2f3f55ba82710e9c662afa07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8b6f62bed3df56e94c574bc018c102ecb0f69fc2f3f55ba82710e9c662afa07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8b6f62bed3df56e94c574bc018c102ecb0f69fc2f3f55ba82710e9c662afa07", kill_on_drop: false }`
[INFO] [stdout] f8b6f62bed3df56e94c574bc018c102ecb0f69fc2f3f55ba82710e9c662afa07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 71e66294c3a6cafa0b2e0ead97e1f69022cf1f2c776380ccb6492569513a6039
[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" "71e66294c3a6cafa0b2e0ead97e1f69022cf1f2c776380ccb6492569513a6039", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling splay_tree v0.2.10
[INFO] [stderr]    Compiling atomic_immut v0.1.4
[INFO] [stderr]    Compiling nbchan v0.1.3
[INFO] [stderr]    Compiling factory v0.1.2
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling fibers v0.1.13
[INFO] [stderr]    Compiling trackable_derive v0.1.3
[INFO] [stderr]    Compiling trackable v0.2.23
[INFO] [stderr]    Compiling bytecodec v0.4.13
[INFO] [stderr]    Compiling prometrics v0.1.13
[INFO] [stderr]    Compiling httpcodec v0.2.3
[INFO] [stderr]    Compiling fibers_http_server v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.99s
[INFO] running `Command { std: "docker" "inspect" "71e66294c3a6cafa0b2e0ead97e1f69022cf1f2c776380ccb6492569513a6039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71e66294c3a6cafa0b2e0ead97e1f69022cf1f2c776380ccb6492569513a6039", kill_on_drop: false }`
[INFO] [stdout] 71e66294c3a6cafa0b2e0ead97e1f69022cf1f2c776380ccb6492569513a6039
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 5499ed375f5c529af9da32136e49fe6703836acd67dc7052466fc1e9a5e48577
[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" "5499ed375f5c529af9da32136e49fe6703836acd67dc7052466fc1e9a5e48577", kill_on_drop: false }`
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling adler32 v1.1.0
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling slog-scope v4.3.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling slog-kvfilter v0.7.0
[INFO] [stderr]    Compiling fibers_global v0.1.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling slog-stdlog v3.0.5
[INFO] [stderr]    Compiling slog-async v2.5.0
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling slog-term v2.6.0
[INFO] [stderr]    Compiling sloggers v0.3.6
[INFO] [stderr]    Compiling fibers_http_server v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 24.50s
[INFO] running `Command { std: "docker" "inspect" "5499ed375f5c529af9da32136e49fe6703836acd67dc7052466fc1e9a5e48577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5499ed375f5c529af9da32136e49fe6703836acd67dc7052466fc1e9a5e48577", kill_on_drop: false }`
[INFO] [stdout] 5499ed375f5c529af9da32136e49fe6703836acd67dc7052466fc1e9a5e48577
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] ef1cbdf55bc65839b80bd6d855343a81c6f97202448feb985c1cc6d5d9d1b5ee
[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" "ef1cbdf55bc65839b80bd6d855343a81c6f97202448feb985c1cc6d5d9d1b5ee", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fibers_http_server-69f3f674ccc76d92)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test dispatcher::test::dispatcher_works ... ok
[INFO] [stdout] test metrics::tests::bucket_config_new_succeeds ... ok
[INFO] [stdout] test metrics::tests::bucket_config_new_correctly_panics - should panic ... ok
[INFO] [stdout] test test::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fibers_http_server
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef1cbdf55bc65839b80bd6d855343a81c6f97202448feb985c1cc6d5d9d1b5ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef1cbdf55bc65839b80bd6d855343a81c6f97202448feb985c1cc6d5d9d1b5ee", kill_on_drop: false }`
[INFO] [stdout] ef1cbdf55bc65839b80bd6d855343a81c6f97202448feb985c1cc6d5d9d1b5ee