[INFO] fetching crate enchant 0.3.0...
[INFO] testing enchant-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate enchant 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate enchant 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enchant 0.3.0
[INFO] finished tweaking crates.io crate enchant 0.3.0
[INFO] tweaked toml for crates.io crate enchant 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate enchant 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d4292dfd96915320946e41e062bc30021ce1438568b1169844014a2ef626d4c
[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" "9d4292dfd96915320946e41e062bc30021ce1438568b1169844014a2ef626d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d4292dfd96915320946e41e062bc30021ce1438568b1169844014a2ef626d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d4292dfd96915320946e41e062bc30021ce1438568b1169844014a2ef626d4c", kill_on_drop: false }`
[INFO] [stdout] 9d4292dfd96915320946e41e062bc30021ce1438568b1169844014a2ef626d4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] d1105139886ee5e68a601484b8bd1f1d71f66c0f42175b6c049f29a3442a1dcd
[INFO] running `Command { std: "docker" "start" "-a" "d1105139886ee5e68a601484b8bd1f1d71f66c0f42175b6c049f29a3442a1dcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling enchant-sys v0.2.0
[INFO] [stderr]    Compiling enchant v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "d1105139886ee5e68a601484b8bd1f1d71f66c0f42175b6c049f29a3442a1dcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1105139886ee5e68a601484b8bd1f1d71f66c0f42175b6c049f29a3442a1dcd", kill_on_drop: false }`
[INFO] [stdout] d1105139886ee5e68a601484b8bd1f1d71f66c0f42175b6c049f29a3442a1dcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 4e34d1b456f2fae0fbfa2c2a87d1664496193bf9a6f24e42a9dd749ec964bd6b
[INFO] running `Command { std: "docker" "start" "-a" "4e34d1b456f2fae0fbfa2c2a87d1664496193bf9a6f24e42a9dd749ec964bd6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling enchant v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `dict`
[INFO] [stdout]  --> tests/4-retain-broker.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     pub dict: enchant::Dict,
[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 0.58s
[INFO] running `Command { std: "docker" "inspect" "4e34d1b456f2fae0fbfa2c2a87d1664496193bf9a6f24e42a9dd749ec964bd6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e34d1b456f2fae0fbfa2c2a87d1664496193bf9a6f24e42a9dd749ec964bd6b", kill_on_drop: false }`
[INFO] [stdout] 4e34d1b456f2fae0fbfa2c2a87d1664496193bf9a6f24e42a9dd749ec964bd6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9cede5defe1c175c5feef83b83d9fd63ac4879aedf57b9394fe54d202fe1d1b7
[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" "9cede5defe1c175c5feef83b83d9fd63ac4879aedf57b9394fe54d202fe1d1b7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `dict`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> tests/4-retain-broker.rs:2:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 2 |     pub dict: enchant::Dict,
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `enchant` (test "4-retain-broker") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/enchant-b3a34069b3d4adfa)
[INFO] [stderr]      Running tests/4-retain-broker.rs (/opt/rustwide/target/debug/deps/4_retain_broker-248545ae193f7ccf)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests enchant
[INFO] [stdout] test tests::test_foo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[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" "9cede5defe1c175c5feef83b83d9fd63ac4879aedf57b9394fe54d202fe1d1b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cede5defe1c175c5feef83b83d9fd63ac4879aedf57b9394fe54d202fe1d1b7", kill_on_drop: false }`
[INFO] [stdout] 9cede5defe1c175c5feef83b83d9fd63ac4879aedf57b9394fe54d202fe1d1b7