[INFO] fetching crate l337 0.9.0...
[INFO] testing l337-0.9.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate l337 0.9.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate l337 0.9.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate l337 0.9.0
[INFO] finished tweaking crates.io crate l337 0.9.0
[INFO] tweaked toml for crates.io crate l337 0.9.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32b1084d6509c7bf9774daa91eb614378c408cdb5802544b40f75a3d619bd0ce
[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" "32b1084d6509c7bf9774daa91eb614378c408cdb5802544b40f75a3d619bd0ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32b1084d6509c7bf9774daa91eb614378c408cdb5802544b40f75a3d619bd0ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32b1084d6509c7bf9774daa91eb614378c408cdb5802544b40f75a3d619bd0ce", kill_on_drop: false }`
[INFO] [stdout] 32b1084d6509c7bf9774daa91eb614378c408cdb5802544b40f75a3d619bd0ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b63a3216eab37c08c5489369d954fcb894c8e054ef4c6abc1750a81d9373988
[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" "2b63a3216eab37c08c5489369d954fcb894c8e054ef4c6abc1750a81d9373988", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]    Compiling futures-sink v0.3.18
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling futures-io v0.3.18
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling futures-macro v0.3.18
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling futures-executor v0.3.18
[INFO] [stderr]    Compiling futures v0.3.18
[INFO] [stderr]    Compiling l337 v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `idle_since`
[INFO] [stdout]   --> src/queue.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     idle_since: Instant,
[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 54.15s
[INFO] running `Command { std: "docker" "inspect" "2b63a3216eab37c08c5489369d954fcb894c8e054ef4c6abc1750a81d9373988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b63a3216eab37c08c5489369d954fcb894c8e054ef4c6abc1750a81d9373988", kill_on_drop: false }`
[INFO] [stdout] 2b63a3216eab37c08c5489369d954fcb894c8e054ef4c6abc1750a81d9373988
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 400e3a10dbadaf4ec3bb75ae9f9e92f588294a856e267b762eb5230b56c99a37
[INFO] running `Command { std: "docker" "start" "-a" "400e3a10dbadaf4ec3bb75ae9f9e92f588294a856e267b762eb5230b56c99a37", kill_on_drop: false }`
[INFO] [stderr]    Compiling l337 v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `idle_since`
[INFO] [stdout]   --> src/queue.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     idle_since: Instant,
[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: `idle_since`
[INFO] [stdout]   --> src/queue.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     idle_since: Instant,
[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 4.38s
[INFO] running `Command { std: "docker" "inspect" "400e3a10dbadaf4ec3bb75ae9f9e92f588294a856e267b762eb5230b56c99a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "400e3a10dbadaf4ec3bb75ae9f9e92f588294a856e267b762eb5230b56c99a37", kill_on_drop: false }`
[INFO] [stdout] 400e3a10dbadaf4ec3bb75ae9f9e92f588294a856e267b762eb5230b56c99a37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 47c7c63eb3a8f71552fada9f57fc097f4edb5bfa9ba68f6fd61fa6a0b38e2fcc
[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" "47c7c63eb3a8f71552fada9f57fc097f4edb5bfa9ba68f6fd61fa6a0b38e2fcc", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `idle_since`
[INFO] [stderr]   --> src/queue.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     idle_since: Instant,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `l337` (lib) generated 1 warning
[INFO] [stderr] warning: `l337` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/l337-726b4c8925e61365)
[INFO] [stdout] running 15 tests
[INFO] [stdout] test queue::tests::get ... ok
[INFO] [stdout] test queue::tests::store ... ok
[INFO] [stdout] test tests::it_does_not_return_connections_that_are_broken ... ok
[INFO] [stdout] test tests::simple_pool_creation_and_connection ... ok
[INFO] [stdout] test tests::it_does_return_connections_that_are_invalid_if_so_configured ... ok
[INFO] [stdout] test tests::test_can_be_accessed_by_mutliple_futures_concurrently ... ok
[INFO] [stdout] test tests::test_min_max_conns ... ok
[INFO] [stdout] test queue::tests::store_queue_more_than_the_capacity ... ok
[INFO] [stdout] test queue::tests::increment_and_decrement ... ok
[INFO] [stdout] test queue::tests::new_conn ... ok
[INFO] [stdout] test tests::it_allocates_new_connections_up_to_max_size ... ok
[INFO] [stdout] test tests::it_returns_a_non_resolved_future_when_over_pool_limit ... ok
[INFO] [stdout] test tests::it_times_out_when_no_connections_available ... ok
[INFO] [stdout] test tests::it_does_not_return_connections_that_are_invalid ... ok
[INFO] [stderr]    Doc-tests l337
[INFO] [stdout] test conn::tests::conn_pushes_back_into_pool_after_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "47c7c63eb3a8f71552fada9f57fc097f4edb5bfa9ba68f6fd61fa6a0b38e2fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47c7c63eb3a8f71552fada9f57fc097f4edb5bfa9ba68f6fd61fa6a0b38e2fcc", kill_on_drop: false }`
[INFO] [stdout] 47c7c63eb3a8f71552fada9f57fc097f4edb5bfa9ba68f6fd61fa6a0b38e2fcc