[INFO] fetching crate nntp 0.0.5...
[INFO] testing nntp-0.0.5 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate nntp 0.0.5 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate nntp 0.0.5 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nntp 0.0.5
[INFO] finished tweaking crates.io crate nntp 0.0.5
[INFO] tweaked toml for crates.io crate nntp 0.0.5 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b13d60bc322cc731a6a6c1721b603aa88630aac9c333ba6b34307b357f9b39b5
[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" "b13d60bc322cc731a6a6c1721b603aa88630aac9c333ba6b34307b357f9b39b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b13d60bc322cc731a6a6c1721b603aa88630aac9c333ba6b34307b357f9b39b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b13d60bc322cc731a6a6c1721b603aa88630aac9c333ba6b34307b357f9b39b5", kill_on_drop: false }`
[INFO] [stdout] b13d60bc322cc731a6a6c1721b603aa88630aac9c333ba6b34307b357f9b39b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cd2e88dee46d104896fc808e0012b2dfac2dc2733a6bb08968627a89bc87989
[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" "2cd2e88dee46d104896fc808e0012b2dfac2dc2733a6bb08968627a89bc87989", kill_on_drop: false }`
[INFO] [stderr]    Compiling nntp v0.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/nntp.rs:236:88
[INFO] [stdout]     |
[INFO] [stdout] 236 |                 let lines: Vec<NewsGroup> = lines.iter().map(|ref mut x| NewsGroup::new_news_group((*x))).collect();
[INFO] [stdout]     |                                                                                                    ^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` 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 1.62s
[INFO] running `Command { std: "docker" "inspect" "2cd2e88dee46d104896fc808e0012b2dfac2dc2733a6bb08968627a89bc87989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cd2e88dee46d104896fc808e0012b2dfac2dc2733a6bb08968627a89bc87989", kill_on_drop: false }`
[INFO] [stdout] 2cd2e88dee46d104896fc808e0012b2dfac2dc2733a6bb08968627a89bc87989
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a20ff3ca87ccabaaa49f3d85f3cb64414ec727ae20f2ef87fcd205b899e0d0b7
[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" "a20ff3ca87ccabaaa49f3d85f3cb64414ec727ae20f2ef87fcd205b899e0d0b7", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/nntp.rs:236:88
[INFO] [stdout]     |
[INFO] [stdout] 236 |                 let lines: Vec<NewsGroup> = lines.iter().map(|ref mut x| NewsGroup::new_news_group((*x))).collect();
[INFO] [stdout]     |                                                                                                    ^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nntp v0.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/nntp.rs:236:88
[INFO] [stdout]     |
[INFO] [stdout] 236 |                 let lines: Vec<NewsGroup> = lines.iter().map(|ref mut x| NewsGroup::new_news_group((*x))).collect();
[INFO] [stdout]     |                                                                                                    ^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` 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 0.74s
[INFO] running `Command { std: "docker" "inspect" "a20ff3ca87ccabaaa49f3d85f3cb64414ec727ae20f2ef87fcd205b899e0d0b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a20ff3ca87ccabaaa49f3d85f3cb64414ec727ae20f2ef87fcd205b899e0d0b7", kill_on_drop: false }`
[INFO] [stdout] a20ff3ca87ccabaaa49f3d85f3cb64414ec727ae20f2ef87fcd205b899e0d0b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 830e689a24ffaa74db8329d0001a9070aed59512fe9a644af229fb3e452bf1b7
[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" "830e689a24ffaa74db8329d0001a9070aed59512fe9a644af229fb3e452bf1b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/nntp.rs:236:88
[INFO] [stderr]     |
[INFO] [stderr] 236 |                 let lines: Vec<NewsGroup> = lines.iter().map(|ref mut x| NewsGroup::new_news_group((*x))).collect();
[INFO] [stderr]     |                                                                                                    ^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/nntp.rs:236:88
[INFO] [stderr]     |
[INFO] [stderr] 236 |                 let lines: Vec<NewsGroup> = lines.iter().map(|ref mut x| NewsGroup::new_news_group((*x))).collect();
[INFO] [stderr]     |                                                                                                    ^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.60s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nntp-353edfc5cbc1a785
[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]      Running /opt/rustwide/target/debug/deps/example-3b3a382bf8e21ff8
[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 nntp
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/nntp.rs:236:88
[INFO] [stderr]     |
[INFO] [stderr] 236 |                 let lines: Vec<NewsGroup> = lines.iter().map(|ref mut x| NewsGroup::new_news_group((*x))).collect();
[INFO] [stderr]     |                                                                                                    ^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "830e689a24ffaa74db8329d0001a9070aed59512fe9a644af229fb3e452bf1b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "830e689a24ffaa74db8329d0001a9070aed59512fe9a644af229fb3e452bf1b7", kill_on_drop: false }`
[INFO] [stdout] 830e689a24ffaa74db8329d0001a9070aed59512fe9a644af229fb3e452bf1b7