[INFO] updating cached repository https://github.com/andygrn/flock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88b50285043c1d832908068be18cf00c0a14d8cd
[INFO] testing andygrn/flock against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandygrn%2Fflock" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andygrn/flock 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 git repo https://github.com/andygrn/flock
[INFO] finished tweaking git repo https://github.com/andygrn/flock
[INFO] tweaked toml for git repo https://github.com/andygrn/flock written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/andygrn/flock already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c5744bf2e68eef05bf71d7b6bd59621b21ee7292e31b79350e616a26142c6e7
[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" "1c5744bf2e68eef05bf71d7b6bd59621b21ee7292e31b79350e616a26142c6e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c5744bf2e68eef05bf71d7b6bd59621b21ee7292e31b79350e616a26142c6e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c5744bf2e68eef05bf71d7b6bd59621b21ee7292e31b79350e616a26142c6e7", kill_on_drop: false }`
[INFO] [stdout] 1c5744bf2e68eef05bf71d7b6bd59621b21ee7292e31b79350e616a26142c6e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6194503eff151f7f286399604bfd8b3707337f8c6ab8d0799b822a7dfbfc40ee
[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" "6194503eff151f7f286399604bfd8b3707337f8c6ab8d0799b822a7dfbfc40ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling atom v0.3.4
[INFO] [stderr]    Compiling odds v0.2.26
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling mopa v0.2.2
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling smallvec v0.4.4
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling tuple_utils v0.2.0
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling pulse v0.5.3
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling arrayvec v0.3.24
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling noise v0.4.1
[INFO] [stderr]    Compiling derivative v1.0.0
[INFO] [stderr]    Compiling shred-derive v0.3.0
[INFO] [stderr]    Compiling hibitset v0.3.2
[INFO] [stderr]    Compiling shred v0.5.0
[INFO] [stderr]    Compiling specs v0.10.0
[INFO] [stderr]    Compiling flock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/terminal_renderer.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub char_gen: (fn(f32, f32) -> char),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/terminal_renderer.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 |         char_gen: (fn(f32, f32) -> char),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.36s
[INFO] running `Command { std: "docker" "inspect" "6194503eff151f7f286399604bfd8b3707337f8c6ab8d0799b822a7dfbfc40ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6194503eff151f7f286399604bfd8b3707337f8c6ab8d0799b822a7dfbfc40ee", kill_on_drop: false }`
[INFO] [stdout] 6194503eff151f7f286399604bfd8b3707337f8c6ab8d0799b822a7dfbfc40ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 6936c9d18646b712a614d502739a748bcabd07f54f6c38d88ede60730ebee512
[INFO] running `Command { std: "docker" "start" "-a" "6936c9d18646b712a614d502739a748bcabd07f54f6c38d88ede60730ebee512", kill_on_drop: false }`
[INFO] [stderr]    Compiling flock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/terminal_renderer.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub char_gen: (fn(f32, f32) -> char),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/terminal_renderer.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 |         char_gen: (fn(f32, f32) -> char),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "6936c9d18646b712a614d502739a748bcabd07f54f6c38d88ede60730ebee512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6936c9d18646b712a614d502739a748bcabd07f54f6c38d88ede60730ebee512", kill_on_drop: false }`
[INFO] [stdout] 6936c9d18646b712a614d502739a748bcabd07f54f6c38d88ede60730ebee512
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66ff977e2a42dd5d8d7a22ac42966f98ff5b2ef9d9c075654fc235f5812380b8
[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" "66ff977e2a42dd5d8d7a22ac42966f98ff5b2ef9d9c075654fc235f5812380b8", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/terminal_renderer.rs:24:19
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub char_gen: (fn(f32, f32) -> char),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/terminal_renderer.rs:31:19
[INFO] [stderr]    |
[INFO] [stderr] 31 |         char_gen: (fn(f32, f32) -> char),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/flock-cbffebe0817c3a3c
[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" "66ff977e2a42dd5d8d7a22ac42966f98ff5b2ef9d9c075654fc235f5812380b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66ff977e2a42dd5d8d7a22ac42966f98ff5b2ef9d9c075654fc235f5812380b8", kill_on_drop: false }`
[INFO] [stdout] 66ff977e2a42dd5d8d7a22ac42966f98ff5b2ef9d9c075654fc235f5812380b8