[INFO] fetching crate mc-extractor 0.2.0...
[INFO] testing mc-extractor-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate mc-extractor 0.2.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate mc-extractor 0.2.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mc-extractor 0.2.0
[INFO] finished tweaking crates.io crate mc-extractor 0.2.0
[INFO] tweaked toml for crates.io crate mc-extractor 0.2.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate mc-extractor 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88fed6e9bba61139f5685ff1a367e93f8d1d69907088ccb44a0430753579f6fd
[INFO] running `Command { std: "docker" "start" "-a" "88fed6e9bba61139f5685ff1a367e93f8d1d69907088ccb44a0430753579f6fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88fed6e9bba61139f5685ff1a367e93f8d1d69907088ccb44a0430753579f6fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88fed6e9bba61139f5685ff1a367e93f8d1d69907088ccb44a0430753579f6fd", kill_on_drop: false }`
[INFO] [stdout] 88fed6e9bba61139f5685ff1a367e93f8d1d69907088ccb44a0430753579f6fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69531c9cff9e360c0b8c60fc27f597dd718757a9b7e039eed9f5551e8f43a2f5
[INFO] running `Command { std: "docker" "start" "-a" "69531c9cff9e360c0b8c60fc27f597dd718757a9b7e039eed9f5551e8f43a2f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling console v0.15.0
[INFO] [stderr]    Compiling indicatif v0.16.2
[INFO] [stderr]    Compiling mc-extractor v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `size`
[INFO] [stdout]   --> src/data.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub(crate) fn size(&self) -> u32 {
[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 20.85s
[INFO] running `Command { std: "docker" "inspect" "69531c9cff9e360c0b8c60fc27f597dd718757a9b7e039eed9f5551e8f43a2f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69531c9cff9e360c0b8c60fc27f597dd718757a9b7e039eed9f5551e8f43a2f5", kill_on_drop: false }`
[INFO] [stdout] 69531c9cff9e360c0b8c60fc27f597dd718757a9b7e039eed9f5551e8f43a2f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01999c4737be1af3e115f0b575ffe17a0176ee6987fe2b78f5d7008522e32070
[INFO] running `Command { std: "docker" "start" "-a" "01999c4737be1af3e115f0b575ffe17a0176ee6987fe2b78f5d7008522e32070", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mc-extractor v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `size`
[INFO] [stdout]   --> src/data.rs:30:19
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub(crate) fn size(&self) -> u32 {
[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 1.42s
[INFO] running `Command { std: "docker" "inspect" "01999c4737be1af3e115f0b575ffe17a0176ee6987fe2b78f5d7008522e32070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01999c4737be1af3e115f0b575ffe17a0176ee6987fe2b78f5d7008522e32070", kill_on_drop: false }`
[INFO] [stdout] 01999c4737be1af3e115f0b575ffe17a0176ee6987fe2b78f5d7008522e32070
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60c090000f56487a71c8f7b2b06261ebf6fb51b516aa586cb92be9002b44d629
[INFO] running `Command { std: "docker" "start" "-a" "60c090000f56487a71c8f7b2b06261ebf6fb51b516aa586cb92be9002b44d629", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `size`
[INFO] [stderr]   --> src/data.rs:30:19
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub(crate) fn size(&self) -> u32 {
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mc-extractor` (bin "mc-extractor" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mc_extractor-1c5520d97f5e7113)
[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" "60c090000f56487a71c8f7b2b06261ebf6fb51b516aa586cb92be9002b44d629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60c090000f56487a71c8f7b2b06261ebf6fb51b516aa586cb92be9002b44d629", kill_on_drop: false }`
[INFO] [stdout] 60c090000f56487a71c8f7b2b06261ebf6fb51b516aa586cb92be9002b44d629