[INFO] fetching crate railgun 0.1.2...
[INFO] testing railgun-0.1.2 against 1.47.0 for beta-1.48-1
[INFO] extracting crate railgun 0.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate railgun 0.1.2 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate railgun 0.1.2
[INFO] finished tweaking crates.io crate railgun 0.1.2
[INFO] tweaked toml for crates.io crate railgun 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f137d8bafebf4e8cdb25d559ccec64a8270a5e08d0c869dc30181f5e0684f68
[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" "3f137d8bafebf4e8cdb25d559ccec64a8270a5e08d0c869dc30181f5e0684f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f137d8bafebf4e8cdb25d559ccec64a8270a5e08d0c869dc30181f5e0684f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f137d8bafebf4e8cdb25d559ccec64a8270a5e08d0c869dc30181f5e0684f68", kill_on_drop: false }`
[INFO] [stdout] 3f137d8bafebf4e8cdb25d559ccec64a8270a5e08d0c869dc30181f5e0684f68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b253f5a33baf1641b59d9b23746970e8e465546250c1f31d72c7043a76a7ab76
[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" "b253f5a33baf1641b59d9b23746970e8e465546250c1f31d72c7043a76a7ab76", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling futures-sink v0.3.6
[INFO] [stderr]    Compiling futures-task v0.3.6
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling futures-channel v0.3.6
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling futures-util v0.3.6
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling hyper v0.13.8
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.8
[INFO] [stderr]    Compiling railgun v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]   --> src/client.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     state: State,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "b253f5a33baf1641b59d9b23746970e8e465546250c1f31d72c7043a76a7ab76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b253f5a33baf1641b59d9b23746970e8e465546250c1f31d72c7043a76a7ab76", kill_on_drop: false }`
[INFO] [stdout] b253f5a33baf1641b59d9b23746970e8e465546250c1f31d72c7043a76a7ab76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d171e7e8417297da464d7e7daef3a18c71a8758d4640e9ea012b388d26315766
[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" "d171e7e8417297da464d7e7daef3a18c71a8758d4640e9ea012b388d26315766", kill_on_drop: false }`
[INFO] [stderr]    Compiling railgun v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]   --> src/client.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     state: State,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]   --> src/client.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     state: State,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "d171e7e8417297da464d7e7daef3a18c71a8758d4640e9ea012b388d26315766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d171e7e8417297da464d7e7daef3a18c71a8758d4640e9ea012b388d26315766", kill_on_drop: false }`
[INFO] [stdout] d171e7e8417297da464d7e7daef3a18c71a8758d4640e9ea012b388d26315766
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4de3f95d3b7bed8e7890a8fa248d44b14c2aef299d3f2e0c70018f8f08be3b0d
[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" "4de3f95d3b7bed8e7890a8fa248d44b14c2aef299d3f2e0c70018f8f08be3b0d", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `state`
[INFO] [stderr]   --> src/client.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     state: State,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `state`
[INFO] [stderr]   --> src/client.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     state: State,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/railgun-79d50ee6efd2f7dc
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests railgun
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4de3f95d3b7bed8e7890a8fa248d44b14c2aef299d3f2e0c70018f8f08be3b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4de3f95d3b7bed8e7890a8fa248d44b14c2aef299d3f2e0c70018f8f08be3b0d", kill_on_drop: false }`
[INFO] [stdout] 4de3f95d3b7bed8e7890a8fa248d44b14c2aef299d3f2e0c70018f8f08be3b0d
