[INFO] fetching crate mysql_fetcher 0.1.3...
[INFO] testing mysql_fetcher-0.1.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate mysql_fetcher 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mysql_fetcher 0.1.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mysql_fetcher 0.1.3
[INFO] finished tweaking crates.io crate mysql_fetcher 0.1.3
[INFO] tweaked toml for crates.io crate mysql_fetcher 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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" "+1.49.0" "fetch" "--locked" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c71789c97c48f602658f1bbc5d1ce8105e18a41492489ab2f4182341155bea6
[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" "5c71789c97c48f602658f1bbc5d1ce8105e18a41492489ab2f4182341155bea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c71789c97c48f602658f1bbc5d1ce8105e18a41492489ab2f4182341155bea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c71789c97c48f602658f1bbc5d1ce8105e18a41492489ab2f4182341155bea6", kill_on_drop: false }`
[INFO] [stdout] 5c71789c97c48f602658f1bbc5d1ce8105e18a41492489ab2f4182341155bea6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56d29bbebb265bb062b4a070e60b389a1872a8edabf579396359ea57074f2514
[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" "56d29bbebb265bb062b4a070e60b389a1872a8edabf579396359ea57074f2514", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling sha1 v0.2.0
[INFO] [stderr]    Compiling smallvec v0.4.5
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling atoi v0.2.4
[INFO] [stderr]    Compiling mysql_common v0.5.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling mysql v12.3.1
[INFO] [stderr]    Compiling mysql_fetcher v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `from_row`, `from_value`
[INFO] [stdout]   --> src/util.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mysql::{from_row, from_value, Value};
[INFO] [stdout]    |             ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` 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 11.38s
[INFO] running `Command { std: "docker" "inspect" "56d29bbebb265bb062b4a070e60b389a1872a8edabf579396359ea57074f2514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56d29bbebb265bb062b4a070e60b389a1872a8edabf579396359ea57074f2514", kill_on_drop: false }`
[INFO] [stdout] 56d29bbebb265bb062b4a070e60b389a1872a8edabf579396359ea57074f2514
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7f3a477826a016eb2164b69e943d953a6c160ab3a7f1980ad9a5be258fd0937
[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" "e7f3a477826a016eb2164b69e943d953a6c160ab3a7f1980ad9a5be258fd0937", 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] [stdout] warning: unused imports: `from_row`, `from_value`
[INFO] [stdout]   --> src/util.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mysql::{from_row, from_value, Value};
[INFO] [stdout]    |             ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mysql_fetcher v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `from_row`, `from_value`
[INFO] [stdout]   --> src/util.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | use mysql::{from_row, from_value, Value};
[INFO] [stdout]    |             ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` 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 2.67s
[INFO] running `Command { std: "docker" "inspect" "e7f3a477826a016eb2164b69e943d953a6c160ab3a7f1980ad9a5be258fd0937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7f3a477826a016eb2164b69e943d953a6c160ab3a7f1980ad9a5be258fd0937", kill_on_drop: false }`
[INFO] [stdout] e7f3a477826a016eb2164b69e943d953a6c160ab3a7f1980ad9a5be258fd0937
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] 5de6f10dadca5d2e6f8ec782ce3b60940e79a138a82c9a1772f1ebe2dbd90535
[INFO] running `Command { std: "docker" "start" "-a" "5de6f10dadca5d2e6f8ec782ce3b60940e79a138a82c9a1772f1ebe2dbd90535", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `from_row`, `from_value`
[INFO] [stderr]   --> src/util.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 | use mysql::{from_row, from_value, Value};
[INFO] [stderr]    |             ^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `from_row`, `from_value`
[INFO] [stderr]   --> src/util.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 | use mysql::{from_row, from_value, Value};
[INFO] [stderr]    |             ^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mysql_fetcher-4a006dc33ba88c04
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests mysql_fetcher
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5de6f10dadca5d2e6f8ec782ce3b60940e79a138a82c9a1772f1ebe2dbd90535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de6f10dadca5d2e6f8ec782ce3b60940e79a138a82c9a1772f1ebe2dbd90535", kill_on_drop: false }`
[INFO] [stdout] 5de6f10dadca5d2e6f8ec782ce3b60940e79a138a82c9a1772f1ebe2dbd90535