[INFO] fetching crate oozie 0.1.2...
[INFO] testing oozie-0.1.2 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate oozie 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate oozie 0.1.2 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oozie 0.1.2
[INFO] finished tweaking crates.io crate oozie 0.1.2
[INFO] tweaked toml for crates.io crate oozie 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 626e2985f9acddae7bdcba9eb2b20e349df31cc577fe47d2b67652414155f174
[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" "626e2985f9acddae7bdcba9eb2b20e349df31cc577fe47d2b67652414155f174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "626e2985f9acddae7bdcba9eb2b20e349df31cc577fe47d2b67652414155f174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "626e2985f9acddae7bdcba9eb2b20e349df31cc577fe47d2b67652414155f174", kill_on_drop: false }`
[INFO] [stdout] 626e2985f9acddae7bdcba9eb2b20e349df31cc577fe47d2b67652414155f174
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--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] 4fabe3c868747f9ef16269fd783fbe23aad3bf2af2e22b1ed7001022566cebf6
[INFO] running `Command { std: "docker" "start" "-a" "4fabe3c868747f9ef16269fd783fbe23aad3bf2af2e22b1ed7001022566cebf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling oozie v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/recommender.rs:383:9
[INFO] [stdout]     |
[INFO] [stdout] 383 | /         /// Predicts the rating for an user and item averaging the ratings of the
[INFO] [stdout] 384 | |         /// k items most similar to the item rated by the user.
[INFO] [stdout]     | |_______________________________________________________________^
[INFO] [stdout] 385 |           let mut total_sim: f64 = 0.0;
[INFO] [stdout]     |           ----------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` 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 8.55s
[INFO] running `Command { std: "docker" "inspect" "4fabe3c868747f9ef16269fd783fbe23aad3bf2af2e22b1ed7001022566cebf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fabe3c868747f9ef16269fd783fbe23aad3bf2af2e22b1ed7001022566cebf6", kill_on_drop: false }`
[INFO] [stdout] 4fabe3c868747f9ef16269fd783fbe23aad3bf2af2e22b1ed7001022566cebf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd020705d58995e22d81674730f83449a17369506a31389b8472ee0ebb8a41c8
[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" "cd020705d58995e22d81674730f83449a17369506a31389b8472ee0ebb8a41c8", kill_on_drop: false }`
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/recommender.rs:383:9
[INFO] [stdout]     |
[INFO] [stdout] 383 | /         /// Predicts the rating for an user and item averaging the ratings of the
[INFO] [stdout] 384 | |         /// k items most similar to the item rated by the user.
[INFO] [stdout]     | |_______________________________________________________________^
[INFO] [stdout] 385 |           let mut total_sim: f64 = 0.0;
[INFO] [stdout]     |           ----------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling oozie v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/recommender.rs:383:9
[INFO] [stdout]     |
[INFO] [stdout] 383 | /         /// Predicts the rating for an user and item averaging the ratings of the
[INFO] [stdout] 384 | |         /// k items most similar to the item rated by the user.
[INFO] [stdout]     | |_______________________________________________________________^
[INFO] [stdout] 385 |           let mut total_sim: f64 = 0.0;
[INFO] [stdout]     |           ----------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` 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 0.92s
[INFO] running `Command { std: "docker" "inspect" "cd020705d58995e22d81674730f83449a17369506a31389b8472ee0ebb8a41c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd020705d58995e22d81674730f83449a17369506a31389b8472ee0ebb8a41c8", kill_on_drop: false }`
[INFO] [stdout] cd020705d58995e22d81674730f83449a17369506a31389b8472ee0ebb8a41c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 562ce468ef26b47ea6697725c61a1342c6c0a9e8d01883b8e3061c6f9ade590a
[INFO] running `Command { std: "docker" "start" "-a" "562ce468ef26b47ea6697725c61a1342c6c0a9e8d01883b8e3061c6f9ade590a", kill_on_drop: false }`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/recommender.rs:383:9
[INFO] [stderr]     |
[INFO] [stderr] 383 | /         /// Predicts the rating for an user and item averaging the ratings of the
[INFO] [stderr] 384 | |         /// k items most similar to the item rated by the user.
[INFO] [stderr]     | |_______________________________________________________________^
[INFO] [stderr] 385 |           let mut total_sim: f64 = 0.0;
[INFO] [stderr]     |           ----------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/recommender.rs:383:9
[INFO] [stderr]     |
[INFO] [stderr] 383 | /         /// Predicts the rating for an user and item averaging the ratings of the
[INFO] [stderr] 384 | |         /// k items most similar to the item rated by the user.
[INFO] [stderr]     | |_______________________________________________________________^
[INFO] [stderr] 385 |           let mut total_sim: f64 = 0.0;
[INFO] [stderr]     |           ----------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/oozie-ef32e57f1789ad7b
[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] [stderr]    Doc-tests oozie
[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" "562ce468ef26b47ea6697725c61a1342c6c0a9e8d01883b8e3061c6f9ade590a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "562ce468ef26b47ea6697725c61a1342c6c0a9e8d01883b8e3061c6f9ade590a", kill_on_drop: false }`
[INFO] [stdout] 562ce468ef26b47ea6697725c61a1342c6c0a9e8d01883b8e3061c6f9ade590a