[INFO] crate oozie 0.1.2 is already in cache
[INFO] testing oozie-0.1.2 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate oozie 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate oozie 0.1.2 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] a0b2f2201836dc00be34c9dee7ebb5847561080459a7556ae37b6f375b312dc9
[INFO] running `Command { std: "docker" "start" "-a" "a0b2f2201836dc00be34c9dee7ebb5847561080459a7556ae37b6f375b312dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0b2f2201836dc00be34c9dee7ebb5847561080459a7556ae37b6f375b312dc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0b2f2201836dc00be34c9dee7ebb5847561080459a7556ae37b6f375b312dc9", kill_on_drop: false }`
[INFO] [stdout] a0b2f2201836dc00be34c9dee7ebb5847561080459a7556ae37b6f375b312dc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b600fecefade0b59f0f420a4f8982859cb765269639f9e34fc7ba60d1f0791fc
[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" "b600fecefade0b59f0f420a4f8982859cb765269639f9e34fc7ba60d1f0791fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling rand v0.4.6
[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 9.26s
[INFO] running `Command { std: "docker" "inspect" "b600fecefade0b59f0f420a4f8982859cb765269639f9e34fc7ba60d1f0791fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b600fecefade0b59f0f420a4f8982859cb765269639f9e34fc7ba60d1f0791fc", kill_on_drop: false }`
[INFO] [stdout] b600fecefade0b59f0f420a4f8982859cb765269639f9e34fc7ba60d1f0791fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b4c227a2ceafe424214f6870d33ef2fdeaf1a7bcddb65cd05c6436697509ef6
[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" "3b4c227a2ceafe424214f6870d33ef2fdeaf1a7bcddb65cd05c6436697509ef6", 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 0.73s
[INFO] running `Command { std: "docker" "inspect" "3b4c227a2ceafe424214f6870d33ef2fdeaf1a7bcddb65cd05c6436697509ef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b4c227a2ceafe424214f6870d33ef2fdeaf1a7bcddb65cd05c6436697509ef6", kill_on_drop: false }`
[INFO] [stdout] 3b4c227a2ceafe424214f6870d33ef2fdeaf1a7bcddb65cd05c6436697509ef6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f5e9e37645b5e82fcc364867564d6ad63d6f73419f94afa10763ba643834158
[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" "7f5e9e37645b5e82fcc364867564d6ad63d6f73419f94afa10763ba643834158", 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 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/oozie-e2a0bf489ef50e72
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests oozie
[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] running `Command { std: "docker" "inspect" "7f5e9e37645b5e82fcc364867564d6ad63d6f73419f94afa10763ba643834158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f5e9e37645b5e82fcc364867564d6ad63d6f73419f94afa10763ba643834158", kill_on_drop: false }`
[INFO] [stdout] 7f5e9e37645b5e82fcc364867564d6ad63d6f73419f94afa10763ba643834158