[INFO] fetching crate leeroy 0.0.1...
[INFO] testing leeroy-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate leeroy 0.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate leeroy 0.0.1 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 leeroy 0.0.1
[INFO] finished tweaking crates.io crate leeroy 0.0.1
[INFO] tweaked toml for crates.io crate leeroy 0.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2b60416e41daa3abdc02edeaea5e9947953d71a4242c8cd0c7ec7c4d656c2eae
[INFO] running `Command { std: "docker" "start" "-a" "2b60416e41daa3abdc02edeaea5e9947953d71a4242c8cd0c7ec7c4d656c2eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b60416e41daa3abdc02edeaea5e9947953d71a4242c8cd0c7ec7c4d656c2eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b60416e41daa3abdc02edeaea5e9947953d71a4242c8cd0c7ec7c4d656c2eae", kill_on_drop: false }`
[INFO] [stdout] 2b60416e41daa3abdc02edeaea5e9947953d71a4242c8cd0c7ec7c4d656c2eae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 3f6f483867da0a9e26a2d9023c1f88e4be6622e03d6a415b2cea13c264d68135
[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" "3f6f483867da0a9e26a2d9023c1f88e4be6622e03d6a415b2cea13c264d68135", kill_on_drop: false }`
[INFO] [stderr]    Compiling leeroy v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `resource_paths`
[INFO] [stdout]   --> src/observer.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     resource_paths: Vec<Path>, 
[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 0.33s
[INFO] running `Command { std: "docker" "inspect" "3f6f483867da0a9e26a2d9023c1f88e4be6622e03d6a415b2cea13c264d68135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f6f483867da0a9e26a2d9023c1f88e4be6622e03d6a415b2cea13c264d68135", kill_on_drop: false }`
[INFO] [stdout] 3f6f483867da0a9e26a2d9023c1f88e4be6622e03d6a415b2cea13c264d68135
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 01446340979a3ba914ff0e43d2139f8e65732e172596632d91a31604d6ddaae9
[INFO] running `Command { std: "docker" "start" "-a" "01446340979a3ba914ff0e43d2139f8e65732e172596632d91a31604d6ddaae9", kill_on_drop: false }`
[INFO] [stdout] warning: field is never read: `resource_paths`
[INFO] [stdout]   --> src/observer.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     resource_paths: Vec<Path>, 
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling leeroy v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `resource_paths`
[INFO] [stdout]   --> src/observer.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     resource_paths: Vec<Path>, 
[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 0.56s
[INFO] running `Command { std: "docker" "inspect" "01446340979a3ba914ff0e43d2139f8e65732e172596632d91a31604d6ddaae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01446340979a3ba914ff0e43d2139f8e65732e172596632d91a31604d6ddaae9", kill_on_drop: false }`
[INFO] [stdout] 01446340979a3ba914ff0e43d2139f8e65732e172596632d91a31604d6ddaae9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] b81c8eae8c620b9babd880c9888d3d4394dffaeec6cefb321777643642bf15f5
[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" "b81c8eae8c620b9babd880c9888d3d4394dffaeec6cefb321777643642bf15f5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `resource_paths`
[INFO] [stderr]   --> src/observer.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     resource_paths: Vec<Path>, 
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `leeroy` (lib) generated 1 warning
[INFO] [stderr] warning: `leeroy` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/leeroy-0eae7fc5442216f7)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test observer::tests::check_local_path ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test observer::tests::check_web_resource_for_path ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests leeroy
[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" "b81c8eae8c620b9babd880c9888d3d4394dffaeec6cefb321777643642bf15f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81c8eae8c620b9babd880c9888d3d4394dffaeec6cefb321777643642bf15f5", kill_on_drop: false }`
[INFO] [stdout] b81c8eae8c620b9babd880c9888d3d4394dffaeec6cefb321777643642bf15f5