[INFO] fetching crate fumio-utils 0.1.0...
[INFO] testing fumio-utils-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate fumio-utils 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate fumio-utils 0.1.0 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 crates.io crate fumio-utils 0.1.0
[INFO] finished tweaking crates.io crate fumio-utils 0.1.0
[INFO] tweaked toml for crates.io crate fumio-utils 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] fdff2b58b6499f09953e3cebf27bfb09e9855f6a43a833f49b35dfa5ed570287
[INFO] running `Command { std: "docker" "start" "-a" "fdff2b58b6499f09953e3cebf27bfb09e9855f6a43a833f49b35dfa5ed570287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdff2b58b6499f09953e3cebf27bfb09e9855f6a43a833f49b35dfa5ed570287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdff2b58b6499f09953e3cebf27bfb09e9855f6a43a833f49b35dfa5ed570287", kill_on_drop: false }`
[INFO] [stdout] fdff2b58b6499f09953e3cebf27bfb09e9855f6a43a833f49b35dfa5ed570287
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 317e71ad462a71243d41dabe9d85e5efefe082553dac64125989119ea35fbdfb
[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" "317e71ad462a71243d41dabe9d85e5efefe082553dac64125989119ea35fbdfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling fumio-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.69s
[INFO] running `Command { std: "docker" "inspect" "317e71ad462a71243d41dabe9d85e5efefe082553dac64125989119ea35fbdfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "317e71ad462a71243d41dabe9d85e5efefe082553dac64125989119ea35fbdfb", kill_on_drop: false }`
[INFO] [stdout] 317e71ad462a71243d41dabe9d85e5efefe082553dac64125989119ea35fbdfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c95ae17976450111d4d88cb84551e1c0fbf3023ddb9d7c17045d4ef210f79464
[INFO] running `Command { std: "docker" "start" "-a" "c95ae17976450111d4d88cb84551e1c0fbf3023ddb9d7c17045d4ef210f79464", kill_on_drop: false }`
[INFO] [stderr]    Compiling fumio-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "c95ae17976450111d4d88cb84551e1c0fbf3023ddb9d7c17045d4ef210f79464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c95ae17976450111d4d88cb84551e1c0fbf3023ddb9d7c17045d4ef210f79464", kill_on_drop: false }`
[INFO] [stdout] c95ae17976450111d4d88cb84551e1c0fbf3023ddb9d7c17045d4ef210f79464
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0f863211d2d4ed515647699ca2dee4bd83b246ff7e203f9e7b06448a81716a23
[INFO] running `Command { std: "docker" "start" "-a" "0f863211d2d4ed515647699ca2dee4bd83b246ff7e203f9e7b06448a81716a23", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fumio_utils-e9180b05ae265650
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fumio-utils
[INFO] [stdout] running 2 tests
[INFO] [stdout] test mpsc::test::twoitems ... ok
[INFO] [stdout] test local_dl_list::test::run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/current.rs - current (line 7) ... ok
[INFO] [stdout] test src/local_dl_list.rs - local_dl_list (line 107) ... ok
[INFO] [stdout] test src/mpsc.rs - mpsc (line 126) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0f863211d2d4ed515647699ca2dee4bd83b246ff7e203f9e7b06448a81716a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f863211d2d4ed515647699ca2dee4bd83b246ff7e203f9e7b06448a81716a23", kill_on_drop: false }`
[INFO] [stdout] 0f863211d2d4ed515647699ca2dee4bd83b246ff7e203f9e7b06448a81716a23