[INFO] fetching crate valuable_futures 0.1.1...
[INFO] checking valuable_futures-0.1.1 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate valuable_futures 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate valuable_futures 0.1.1 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate valuable_futures 0.1.1
[INFO] finished tweaking crates.io crate valuable_futures 0.1.1
[INFO] tweaked toml for crates.io crate valuable_futures 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.3.3
[INFO] [stderr]   Downloaded tokio-codec v0.1.2
[INFO] [stderr]   Downloaded tokio-sync v0.1.8
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.18
[INFO] [stderr]   Downloaded tokio-tcp v0.1.4
[INFO] [stderr]   Downloaded tokio-udp v0.1.6
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.3
[INFO] [stderr]   Downloaded tokio-fs v0.1.7
[INFO] [stderr]   Downloaded miow v0.2.1
[INFO] [stderr]   Downloaded futures v0.1.29
[INFO] [stderr]   Downloaded scoped-tls v0.1.2
[INFO] [stderr]   Downloaded tk-easyloop v0.1.1
[INFO] [stderr]   Downloaded mio-uds v0.6.8
[INFO] [stderr]   Downloaded tokio-core v0.1.17
[INFO] [stderr]   Downloaded fuchsia-zircon v0.3.3
[INFO] [stderr]   Downloaded tokio-executor v0.1.10
[INFO] [stderr]   Downloaded tokio v0.1.22
[INFO] [stderr]   Downloaded mio v0.6.22
[INFO] [stderr]   Downloaded tokio-uds v0.2.7
[INFO] [stderr]   Downloaded lock_api v0.3.4
[INFO] [stderr]   Downloaded net2 v0.2.34
[INFO] [stderr]   Downloaded iovec v0.1.4
[INFO] [stderr]   Downloaded parking_lot_core v0.6.2
[INFO] [stderr]   Downloaded parking_lot v0.9.0
[INFO] [stderr]   Downloaded bytes v0.4.12
[INFO] [stderr]   Downloaded tokio-io v0.1.13
[INFO] [stderr]   Downloaded tokio-reactor v0.1.12
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.7
[INFO] [stderr]   Downloaded tokio-timer v0.2.13
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41d40711c2f5aa444a4d19f6fbd250821bc104925426d6dbb78861ad0bcde3d1
[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" "41d40711c2f5aa444a4d19f6fbd250821bc104925426d6dbb78861ad0bcde3d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41d40711c2f5aa444a4d19f6fbd250821bc104925426d6dbb78861ad0bcde3d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d40711c2f5aa444a4d19f6fbd250821bc104925426d6dbb78861ad0bcde3d1", kill_on_drop: false }`
[INFO] [stdout] 41d40711c2f5aa444a4d19f6fbd250821bc104925426d6dbb78861ad0bcde3d1
[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=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--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] 953179db54b259783956068db530b257404ef17b4d1cbf3e59eae0c9c7323280
[INFO] running `Command { std: "docker" "start" "-a" "953179db54b259783956068db530b257404ef17b4d1cbf3e59eae0c9c7323280", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking valuable_futures v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/future.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tk-easyloop v0.1.1
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/future.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     #[inline(always)]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` 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 10.03s
[INFO] running `Command { std: "docker" "inspect" "953179db54b259783956068db530b257404ef17b4d1cbf3e59eae0c9c7323280", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "953179db54b259783956068db530b257404ef17b4d1cbf3e59eae0c9c7323280", kill_on_drop: false }`
[INFO] [stdout] 953179db54b259783956068db530b257404ef17b4d1cbf3e59eae0c9c7323280