[INFO] fetching crate l337 0.9.0...
[INFO] testing l337-0.9.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate l337 0.9.0 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate l337 0.9.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-61/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 236036d7f6f302e7345a79dd66d48a632901d911035f7e2aa3c2dfb1b4299d41
[INFO] running `Command { std: "docker" "start" "-a" "236036d7f6f302e7345a79dd66d48a632901d911035f7e2aa3c2dfb1b4299d41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "236036d7f6f302e7345a79dd66d48a632901d911035f7e2aa3c2dfb1b4299d41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "236036d7f6f302e7345a79dd66d48a632901d911035f7e2aa3c2dfb1b4299d41", kill_on_drop: false }`
[INFO] [stdout] 236036d7f6f302e7345a79dd66d48a632901d911035f7e2aa3c2dfb1b4299d41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12681a5c75107e7a3f1abfd7e677a0b0a5d2bd4268ae88b9893dd8a3d31f02e8
[INFO] running `Command { std: "docker" "start" "-a" "12681a5c75107e7a3f1abfd7e677a0b0a5d2bd4268ae88b9893dd8a3d31f02e8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling tracing-core v0.1.25
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling tracing v0.1.33
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[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] note: `Idle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/queue.rs:67:10
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.93s
[INFO] running `Command { std: "docker" "inspect" "12681a5c75107e7a3f1abfd7e677a0b0a5d2bd4268ae88b9893dd8a3d31f02e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12681a5c75107e7a3f1abfd7e677a0b0a5d2bd4268ae88b9893dd8a3d31f02e8", kill_on_drop: false }`
[INFO] [stdout] 12681a5c75107e7a3f1abfd7e677a0b0a5d2bd4268ae88b9893dd8a3d31f02e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84b3a4aec1a265e1ddbcc4c0b47ca0cd98ed4b7225a543d1dff96eaeaf12cce8
[INFO] running `Command { std: "docker" "start" "-a" "84b3a4aec1a265e1ddbcc4c0b47ca0cd98ed4b7225a543d1dff96eaeaf12cce8", 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] note: `Idle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/queue.rs:67:10
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[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] note: `Idle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/queue.rs:67:10
[INFO] [stdout]    |
[INFO] [stdout] 67 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "84b3a4aec1a265e1ddbcc4c0b47ca0cd98ed4b7225a543d1dff96eaeaf12cce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84b3a4aec1a265e1ddbcc4c0b47ca0cd98ed4b7225a543d1dff96eaeaf12cce8", kill_on_drop: false }`
[INFO] [stdout] 84b3a4aec1a265e1ddbcc4c0b47ca0cd98ed4b7225a543d1dff96eaeaf12cce8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e1434e98b4a20a27b21a3f3f33ba8836ca429734b8964271fcee90a7cfc7518c
[INFO] running `Command { std: "docker" "start" "-a" "e1434e98b4a20a27b21a3f3f33ba8836ca429734b8964271fcee90a7cfc7518c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] note: `Idle` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/queue.rs:67:10
[INFO] [stderr]    |
[INFO] [stderr] 67 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/l337-a977c5eb2be03ea7)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test queue::tests::increment_and_decrement ... ok
[INFO] [stdout] test queue::tests::new_conn ... ok
[INFO] [stdout] test queue::tests::get ... ok
[INFO] [stdout] test queue::tests::store_queue_more_than_the_capacity ... 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::it_does_return_connections_that_are_invalid_if_so_configured ... ok
[INFO] [stdout] test tests::simple_pool_creation_and_connection ... ok
[INFO] [stdout] test tests::test_min_max_conns ... ok
[INFO] [stdout] test tests::test_can_be_accessed_by_mutliple_futures_concurrently ... 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] [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] [stderr]    Doc-tests l337
[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" "e1434e98b4a20a27b21a3f3f33ba8836ca429734b8964271fcee90a7cfc7518c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1434e98b4a20a27b21a3f3f33ba8836ca429734b8964271fcee90a7cfc7518c", kill_on_drop: false }`
[INFO] [stdout] e1434e98b4a20a27b21a3f3f33ba8836ca429734b8964271fcee90a7cfc7518c