[INFO] fetching crate rusty-menu 0.1.3...
[INFO] testing rusty-menu-0.1.3 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate rusty-menu 0.1.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rusty-menu 0.1.3 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rusty-menu 0.1.3
[INFO] finished tweaking crates.io crate rusty-menu 0.1.3
[INFO] tweaked toml for crates.io crate rusty-menu 0.1.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate rusty-menu 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 60781a1419f0ed3850b24ecad8c15614d89b2d23485393c9cab65c1cfc65652e
[INFO] running `Command { std: "docker" "start" "-a" "60781a1419f0ed3850b24ecad8c15614d89b2d23485393c9cab65c1cfc65652e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60781a1419f0ed3850b24ecad8c15614d89b2d23485393c9cab65c1cfc65652e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60781a1419f0ed3850b24ecad8c15614d89b2d23485393c9cab65c1cfc65652e", kill_on_drop: false }`
[INFO] [stdout] 60781a1419f0ed3850b24ecad8c15614d89b2d23485393c9cab65c1cfc65652e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e24077c0b4a14a3b01751a487fdfc11f9b75bf6dc1ae3ff1aca58ad805c88d0
[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" "9e24077c0b4a14a3b01751a487fdfc11f9b75bf6dc1ae3ff1aca58ad805c88d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling arc-swap v0.4.5
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling signal-hook v0.1.13
[INFO] [stderr]    Compiling crossterm v0.17.3
[INFO] [stderr]    Compiling rusty-menu v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `prepare`
[INFO] [stdout]    --> src/menu_lib/menu.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn prepare(&self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/menu_controls.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 &mut rmenu.go_down();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/menu_controls.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 &mut rmenu.go_down();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/menu_controls.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 &mut rmenu.go_top();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/menu_controls.rs:47:17
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 &mut rmenu.go_top();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/menu_controls.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 &mut rmenu.first_focus();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/menu_controls.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 &mut rmenu.last_focus();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.38s
[INFO] running `Command { std: "docker" "inspect" "9e24077c0b4a14a3b01751a487fdfc11f9b75bf6dc1ae3ff1aca58ad805c88d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e24077c0b4a14a3b01751a487fdfc11f9b75bf6dc1ae3ff1aca58ad805c88d0", kill_on_drop: false }`
[INFO] [stdout] 9e24077c0b4a14a3b01751a487fdfc11f9b75bf6dc1ae3ff1aca58ad805c88d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] ae0b27466128852c865a503c763ebccbee84c4b5548481e72b54a62e5dd8981d
[INFO] running `Command { std: "docker" "start" "-a" "ae0b27466128852c865a503c763ebccbee84c4b5548481e72b54a62e5dd8981d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-menu v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `prepare`
[INFO] [stdout]    --> src/menu_lib/menu.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn prepare(&self) {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/menu_controls.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 &mut rmenu.go_down();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/menu_controls.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |                 &mut rmenu.go_down();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/menu_controls.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |                 &mut rmenu.go_top();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/menu_controls.rs:47:17
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 &mut rmenu.go_top();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/menu_controls.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 &mut rmenu.first_focus();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/menu_controls.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 &mut rmenu.last_focus();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "ae0b27466128852c865a503c763ebccbee84c4b5548481e72b54a62e5dd8981d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae0b27466128852c865a503c763ebccbee84c4b5548481e72b54a62e5dd8981d", kill_on_drop: false }`
[INFO] [stdout] ae0b27466128852c865a503c763ebccbee84c4b5548481e72b54a62e5dd8981d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 31ac8181eabe31ba272451ca07225eb54acdb6de06bfdbedd29dd44b80ba2772
[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" "31ac8181eabe31ba272451ca07225eb54acdb6de06bfdbedd29dd44b80ba2772", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `prepare`
[INFO] [stderr]    --> src/menu_lib/menu.rs:122:12
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn prepare(&self) {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/menu_controls.rs:41:17
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 41 |                 &mut rmenu.go_down();
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/menu_controls.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 &mut rmenu.go_down();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/menu_controls.rs:45:17
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 &mut rmenu.go_top();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/menu_controls.rs:47:17
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 &mut rmenu.go_top();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/menu_controls.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 &mut rmenu.first_focus();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/menu_controls.rs:51:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |                 &mut rmenu.last_focus();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rusty-menu` (bin "rusty-menu" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusty_menu-425d61d18cddae44)
[INFO] running `Command { std: "docker" "inspect" "31ac8181eabe31ba272451ca07225eb54acdb6de06bfdbedd29dd44b80ba2772", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ac8181eabe31ba272451ca07225eb54acdb6de06bfdbedd29dd44b80ba2772", kill_on_drop: false }`
[INFO] [stdout] 31ac8181eabe31ba272451ca07225eb54acdb6de06bfdbedd29dd44b80ba2772