[INFO] cloning repository https://github.com/mexus/blocking-op
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mexus/blocking-op" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmexus%2Fblocking-op", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmexus%2Fblocking-op'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79dac1b2aa44f94aeccbbdf370275274a3c5c56a
[INFO] checking mexus/blocking-op against try#09eeb2bacb9b40b2ed1d47f03177442c0632cda1 for pr-157710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmexus%2Fblocking-op" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mexus/blocking-op
[INFO] finished tweaking git repo https://github.com/mexus/blocking-op
[INFO] tweaked toml for git repo https://github.com/mexus/blocking-op written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mexus/blocking-op on toolchain 09eeb2bacb9b40b2ed1d47f03177442c0632cda1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09eeb2bacb9b40b2ed1d47f03177442c0632cda1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mexus/blocking-op already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09eeb2bacb9b40b2ed1d47f03177442c0632cda1" "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-sync v0.1.5
[INFO] [stderr]   Downloaded tokio-executor v0.1.7
[INFO] [stderr]   Downloaded redox_syscall v0.1.54
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.6
[INFO] [stderr]   Downloaded tokio v0.1.19
[INFO] [stderr]   Downloaded futures v0.1.26
[INFO] [stderr]   Downloaded libc v0.2.53
[INFO] [stderr]   Downloaded tokio-fs v0.1.6
[INFO] [stderr]   Downloaded tokio-trace-core v0.1.0
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9a159e951d214f8107884026768cd47998e8791a554359cd930a46c5f4a5569f
[INFO] running `Command { std: "docker" "start" "9a159e951d214f8107884026768cd47998e8791a554359cd930a46c5f4a5569f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9a159e951d214f8107884026768cd47998e8791a554359cd930a46c5f4a5569f" "/opt/rustwide/cargo-home/bin/cargo" "+09eeb2bacb9b40b2ed1d47f03177442c0632cda1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a159e951d214f8107884026768cd47998e8791a554359cd930a46c5f4a5569f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9a159e951d214f8107884026768cd47998e8791a554359cd930a46c5f4a5569f" "/opt/rustwide/cargo-home/bin/cargo" "+09eeb2bacb9b40b2ed1d47f03177442c0632cda1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.53
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking futures v0.1.26
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking tokio-trace-core v0.1.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking tokio-executor v0.1.7
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking tokio-sync v0.1.5
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking simple_logger v1.0.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.19
[INFO] [stderr]     Checking blocking-op v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `SinkMapErr` in tuple element 0 that must be used
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     mt_runtime.block_on(processor).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: sinks do nothing unless polled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `futures::stream::Select` in tuple element 1 that must be used
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     mt_runtime.block_on(processor).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `SinkMapErr` in tuple element 0 that must be used
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     mt_runtime.block_on(processor).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: sinks do nothing unless polled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `futures::stream::Select` in tuple element 1 that must be used
[INFO] [stdout]   --> src/main.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     mt_runtime.block_on(processor).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: streams do nothing unless polled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `Command { std: "docker" "inspect" "9a159e951d214f8107884026768cd47998e8791a554359cd930a46c5f4a5569f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a159e951d214f8107884026768cd47998e8791a554359cd930a46c5f4a5569f", kill_on_drop: false }`
[INFO] [stdout] 9a159e951d214f8107884026768cd47998e8791a554359cd930a46c5f4a5569f
