[INFO] fetching crate floof 0.1.0...
[INFO] testing floof-0.1.0 against 1.63.0 for beta-1.64-2
[INFO] extracting crate floof 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate floof 0.1.0 on toolchain 1.63.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate floof 0.1.0
[INFO] finished tweaking crates.io crate floof 0.1.0
[INFO] tweaked toml for crates.io crate floof 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate floof 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "51f57e96cfd24e70516034dc6ef859ac832b3eebeff27caaa0d5daeae8c92ba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51f57e96cfd24e70516034dc6ef859ac832b3eebeff27caaa0d5daeae8c92ba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51f57e96cfd24e70516034dc6ef859ac832b3eebeff27caaa0d5daeae8c92ba0", kill_on_drop: false }`
[INFO] [stdout] 51f57e96cfd24e70516034dc6ef859ac832b3eebeff27caaa0d5daeae8c92ba0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8adc3673bd08fb185523f36ce1e33ccbb4a15c673fc1cb2c8f23f4cc54eb2fc5
[INFO] running `Command { std: "docker" "start" "-a" "8adc3673bd08fb185523f36ce1e33ccbb4a15c673fc1cb2c8f23f4cc54eb2fc5", kill_on_drop: false }`
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[INFO] [stderr]    Compiling hyper v0.13.8
[INFO] [stderr]    Compiling floof v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `src` and `dst` are never read
[INFO] [stdout]   --> src/op/copy.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Copy {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 11 |     src: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 12 |     dst: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Copy` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "8adc3673bd08fb185523f36ce1e33ccbb4a15c673fc1cb2c8f23f4cc54eb2fc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8adc3673bd08fb185523f36ce1e33ccbb4a15c673fc1cb2c8f23f4cc54eb2fc5", kill_on_drop: false }`
[INFO] [stdout] 8adc3673bd08fb185523f36ce1e33ccbb4a15c673fc1cb2c8f23f4cc54eb2fc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6a2a7ab186dfb9422f63ae9b9dd6eda1db425271b6db4be663a8d8856ff6126
[INFO] running `Command { std: "docker" "start" "-a" "e6a2a7ab186dfb9422f63ae9b9dd6eda1db425271b6db4be663a8d8856ff6126", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling floof v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `src` and `dst` are never read
[INFO] [stdout]   --> src/op/copy.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Copy {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 11 |     src: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 12 |     dst: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Copy` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "e6a2a7ab186dfb9422f63ae9b9dd6eda1db425271b6db4be663a8d8856ff6126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a2a7ab186dfb9422f63ae9b9dd6eda1db425271b6db4be663a8d8856ff6126", kill_on_drop: false }`
[INFO] [stdout] e6a2a7ab186dfb9422f63ae9b9dd6eda1db425271b6db4be663a8d8856ff6126
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e82de76c45559834cdcb24e1c7cb9476d67d6dc8c38a15244ea7824f4e26ffaa
[INFO] running `Command { std: "docker" "start" "-a" "e82de76c45559834cdcb24e1c7cb9476d67d6dc8c38a15244ea7824f4e26ffaa", kill_on_drop: false }`
[INFO] [stderr] warning: fields `src` and `dst` are never read
[INFO] [stderr]   --> src/op/copy.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct Copy {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr] 11 |     src: String,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 12 |     dst: String,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr]    = note: `Copy` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `floof` (bin "floof" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/floof-eb60d3c6dda20a6a)
[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" "e82de76c45559834cdcb24e1c7cb9476d67d6dc8c38a15244ea7824f4e26ffaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e82de76c45559834cdcb24e1c7cb9476d67d6dc8c38a15244ea7824f4e26ffaa", kill_on_drop: false }`
[INFO] [stdout] e82de76c45559834cdcb24e1c7cb9476d67d6dc8c38a15244ea7824f4e26ffaa