[INFO] fetching crate mpmc-scheduler 0.3.1...
[INFO] testing mpmc-scheduler-0.3.1 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate mpmc-scheduler 0.3.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate mpmc-scheduler 0.3.1 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mpmc-scheduler 0.3.1
[INFO] finished tweaking crates.io crate mpmc-scheduler 0.3.1
[INFO] tweaked toml for crates.io crate mpmc-scheduler 0.3.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] d8689c624dfa003e03fc4d54d604915391e9ce2aefe52e1a7b0b8ab97f83cbbf
[INFO] running `Command { std: "docker" "start" "-a" "d8689c624dfa003e03fc4d54d604915391e9ce2aefe52e1a7b0b8ab97f83cbbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8689c624dfa003e03fc4d54d604915391e9ce2aefe52e1a7b0b8ab97f83cbbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8689c624dfa003e03fc4d54d604915391e9ce2aefe52e1a7b0b8ab97f83cbbf", kill_on_drop: false }`
[INFO] [stdout] d8689c624dfa003e03fc4d54d604915391e9ce2aefe52e1a7b0b8ab97f83cbbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--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] 0cb84f3113daac4fc63c2e898dc3043fe43988948b8c26eb0c8211404df728b2
[INFO] running `Command { std: "docker" "start" "-a" "0cb84f3113daac4fc63c2e898dc3043fe43988948b8c26eb0c8211404df728b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling smallvec v1.5.0
[INFO] [stderr]    Compiling hazard v0.3.1
[INFO] [stderr]    Compiling atomic-option v0.1.2
[INFO] [stderr]    Compiling futures v0.1.30
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling npnc v0.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling bus v2.2.3
[INFO] [stderr]    Compiling mpmc-scheduler v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.82s
[INFO] running `Command { std: "docker" "inspect" "0cb84f3113daac4fc63c2e898dc3043fe43988948b8c26eb0c8211404df728b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cb84f3113daac4fc63c2e898dc3043fe43988948b8c26eb0c8211404df728b2", kill_on_drop: false }`
[INFO] [stdout] 0cb84f3113daac4fc63c2e898dc3043fe43988948b8c26eb0c8211404df728b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] e5a77a2c538ce92944a3a357212db03ef3c79a61ea88cf68f10a6c06a0d4fc04
[INFO] running `Command { std: "docker" "start" "-a" "e5a77a2c538ce92944a3a357212db03ef3c79a61ea88cf68f10a6c06a0d4fc04", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling net2 v0.2.36
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling tokio-codec v0.1.2
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-tcp v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.7
[INFO] [stderr]    Compiling tokio-fs v0.1.7
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling mpmc-scheduler v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `i32` should have an upper camel case name
[INFO] [stdout]   --> examples/dynamic_dispatch.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     i32(i32),
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case (notice the capitalization): `I32`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/lib.rs:522:24
[INFO] [stdout]     |
[INFO] [stdout] 522 |             Some(move |v| {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lib.rs:644:21
[INFO] [stdout]     |
[INFO] [stdout] 644 |                 for i in start..end {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.29s
[INFO] running `Command { std: "docker" "inspect" "e5a77a2c538ce92944a3a357212db03ef3c79a61ea88cf68f10a6c06a0d4fc04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5a77a2c538ce92944a3a357212db03ef3c79a61ea88cf68f10a6c06a0d4fc04", kill_on_drop: false }`
[INFO] [stdout] e5a77a2c538ce92944a3a357212db03ef3c79a61ea88cf68f10a6c06a0d4fc04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aed19e9a8b5e14c0122490aca834d2d28f4844b420fde12be32414e1b66683d5
[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" "aed19e9a8b5e14c0122490aca834d2d28f4844b420fde12be32414e1b66683d5", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/lib.rs:522:24
[INFO] [stderr]     |
[INFO] [stderr] 522 |             Some(move |v| {
[INFO] [stderr]     |                        ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/lib.rs:644:21
[INFO] [stderr]     |
[INFO] [stderr] 644 |                 for i in start..end {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variant `i32` should have an upper camel case name
[INFO] [stderr]   --> examples/dynamic_dispatch.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     i32(i32),
[INFO] [stderr]    |     ^^^ help: convert the identifier to upper camel case (notice the capitalization): `I32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mpmc_scheduler-6f4860be2e10b9d3
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::bench_mpsw ... ignored
[INFO] [stdout] test tests::verify_non_clone ... ok
[INFO] [stdout] test tests::verify_sync_sender ... ok
[INFO] [stdout] test tests::verify_spmw_underload ... ok
[INFO] [stdout] test tests::verify_length ... ok
[INFO] [stdout] test tests::verify_spsw ... ok
[INFO] [stdout] test tests::verify_mpsw ... ok
[INFO] [stdout] test tests::verify_spmw ... ok
[INFO] [stdout] test tests::verify_spmw_overload ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mpmc-scheduler
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aed19e9a8b5e14c0122490aca834d2d28f4844b420fde12be32414e1b66683d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aed19e9a8b5e14c0122490aca834d2d28f4844b420fde12be32414e1b66683d5", kill_on_drop: false }`
[INFO] [stdout] aed19e9a8b5e14c0122490aca834d2d28f4844b420fde12be32414e1b66683d5