[INFO] fetching crate library_catalogue 0.1.0...
[INFO] testing library_catalogue-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate library_catalogue 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate library_catalogue 0.1.0 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 library_catalogue 0.1.0
[INFO] finished tweaking crates.io crate library_catalogue 0.1.0
[INFO] tweaked toml for crates.io crate library_catalogue 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate library_catalogue 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 09450951d7345dd824c58beb76a3a73dc15cbca465881218ed22d110dbe7fb65
[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" "09450951d7345dd824c58beb76a3a73dc15cbca465881218ed22d110dbe7fb65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09450951d7345dd824c58beb76a3a73dc15cbca465881218ed22d110dbe7fb65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09450951d7345dd824c58beb76a3a73dc15cbca465881218ed22d110dbe7fb65", kill_on_drop: false }`
[INFO] [stdout] 09450951d7345dd824c58beb76a3a73dc15cbca465881218ed22d110dbe7fb65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] f48f8048ff3aecee3fe9d1c64395dbcf2f39220870618691ba53313cc8d889d5
[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" "f48f8048ff3aecee3fe9d1c64395dbcf2f39220870618691ba53313cc8d889d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling library_catalogue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "f48f8048ff3aecee3fe9d1c64395dbcf2f39220870618691ba53313cc8d889d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48f8048ff3aecee3fe9d1c64395dbcf2f39220870618691ba53313cc8d889d5", kill_on_drop: false }`
[INFO] [stdout] f48f8048ff3aecee3fe9d1c64395dbcf2f39220870618691ba53313cc8d889d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 30383820be39ce6b60e6d3cb6596b4f1180a0ebe2830c57e3684184797636306
[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" "30383820be39ce6b60e6d3cb6596b4f1180a0ebe2830c57e3684184797636306", kill_on_drop: false }`
[INFO] [stderr]    Compiling library_catalogue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "30383820be39ce6b60e6d3cb6596b4f1180a0ebe2830c57e3684184797636306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30383820be39ce6b60e6d3cb6596b4f1180a0ebe2830c57e3684184797636306", kill_on_drop: false }`
[INFO] [stdout] 30383820be39ce6b60e6d3cb6596b4f1180a0ebe2830c57e3684184797636306
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stdout] 600e3acebb2e2d6e9af52e40baf567814482fba8536854a09f6332d3def1f74f
[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" "600e3acebb2e2d6e9af52e40baf567814482fba8536854a09f6332d3def1f74f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/library_catalogue-63daa2ea208dbef1
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/library_catalogue-f3ffb1da7f3660a1
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests library_catalogue
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/book/mod.rs - book::Book::finish (line 25) ... ok
[INFO] [stdout] test src/shelf.rs - shelf::Shelf::put_book (line 15) ... ok
[INFO] [stdout] test src/shelf.rs - shelf::Shelf::named (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "600e3acebb2e2d6e9af52e40baf567814482fba8536854a09f6332d3def1f74f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "600e3acebb2e2d6e9af52e40baf567814482fba8536854a09f6332d3def1f74f", kill_on_drop: false }`
[INFO] [stdout] 600e3acebb2e2d6e9af52e40baf567814482fba8536854a09f6332d3def1f74f