[INFO] fetching crate trellis_test 0.2.1...
[INFO] testing trellis_test-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate trellis_test 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate trellis_test 0.2.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trellis_test 0.2.1
[INFO] finished tweaking crates.io crate trellis_test 0.2.1
[INFO] tweaked toml for crates.io crate trellis_test 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8f67d5c2aa26816df27e10feec480d3e31a25f163585a65b5a62428fda11e62
[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" "f8f67d5c2aa26816df27e10feec480d3e31a25f163585a65b5a62428fda11e62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8f67d5c2aa26816df27e10feec480d3e31a25f163585a65b5a62428fda11e62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8f67d5c2aa26816df27e10feec480d3e31a25f163585a65b5a62428fda11e62", kill_on_drop: false }`
[INFO] [stdout] f8f67d5c2aa26816df27e10feec480d3e31a25f163585a65b5a62428fda11e62
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c342712df6df1aee8458259963eaef23166e2c494ad1fd6e6db14e3065c332af
[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" "c342712df6df1aee8458259963eaef23166e2c494ad1fd6e6db14e3065c332af", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cargo_metadata v0.10.0
[INFO] [stderr]    Compiling skeptic v0.13.5
[INFO] [stderr]    Compiling i2cdev v0.3.2
[INFO] [stderr]    Compiling trellis_test v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core.rs:67:33
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub type EventLoopHandler = Box<FnMut(&mut Trellis, ButtonEvent) -> bool>;
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Trellis, ButtonEvent) -> bool`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:144:18
[INFO] [stdout]     |
[INFO] [stdout] 144 |     device : Box<I2CMasterDevice>
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CMasterDevice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:155:25
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn new(dev: Box<I2CMasterDevice>) -> Trellis {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CMasterDevice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.52s
[INFO] running `Command { std: "docker" "inspect" "c342712df6df1aee8458259963eaef23166e2c494ad1fd6e6db14e3065c332af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c342712df6df1aee8458259963eaef23166e2c494ad1fd6e6db14e3065c332af", kill_on_drop: false }`
[INFO] [stdout] c342712df6df1aee8458259963eaef23166e2c494ad1fd6e6db14e3065c332af
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebcc6db7e8cc05b3726b31bbe993a229d8274b3fb25db1c4621b1a21e5293fcd
[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" "ebcc6db7e8cc05b3726b31bbe993a229d8274b3fb25db1c4621b1a21e5293fcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling trellis_test v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core.rs:67:33
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub type EventLoopHandler = Box<FnMut(&mut Trellis, ButtonEvent) -> bool>;
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Trellis, ButtonEvent) -> bool`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:144:18
[INFO] [stdout]     |
[INFO] [stdout] 144 |     device : Box<I2CMasterDevice>
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CMasterDevice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:155:25
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn new(dev: Box<I2CMasterDevice>) -> Trellis {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CMasterDevice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core.rs:67:33
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub type EventLoopHandler = Box<FnMut(&mut Trellis, ButtonEvent) -> bool>;
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Trellis, ButtonEvent) -> bool`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:144:18
[INFO] [stdout]     |
[INFO] [stdout] 144 |     device : Box<I2CMasterDevice>
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CMasterDevice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:155:25
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn new(dev: Box<I2CMasterDevice>) -> Trellis {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CMasterDevice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `Command { std: "docker" "inspect" "ebcc6db7e8cc05b3726b31bbe993a229d8274b3fb25db1c4621b1a21e5293fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebcc6db7e8cc05b3726b31bbe993a229d8274b3fb25db1c4621b1a21e5293fcd", kill_on_drop: false }`
[INFO] [stdout] ebcc6db7e8cc05b3726b31bbe993a229d8274b3fb25db1c4621b1a21e5293fcd
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b81ff437659e07a224fa2df320b37731edb2ab0adc744d1c746e3882f33dd583
[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" "b81ff437659e07a224fa2df320b37731edb2ab0adc744d1c746e3882f33dd583", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core.rs:67:33
[INFO] [stderr]    |
[INFO] [stderr] 67 | pub type EventLoopHandler = Box<FnMut(&mut Trellis, ButtonEvent) -> bool>;
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Trellis, ButtonEvent) -> bool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core.rs:144:18
[INFO] [stderr]     |
[INFO] [stderr] 144 |     device : Box<I2CMasterDevice>
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CMasterDevice`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core.rs:155:25
[INFO] [stderr]     |
[INFO] [stderr] 155 |     pub fn new(dev: Box<I2CMasterDevice>) -> Trellis {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CMasterDevice`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core.rs:67:33
[INFO] [stderr]    |
[INFO] [stderr] 67 | pub type EventLoopHandler = Box<FnMut(&mut Trellis, ButtonEvent) -> bool>;
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Trellis, ButtonEvent) -> bool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core.rs:144:18
[INFO] [stderr]     |
[INFO] [stderr] 144 |     device : Box<I2CMasterDevice>
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CMasterDevice`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/core.rs:155:25
[INFO] [stderr]     |
[INFO] [stderr] 155 |     pub fn new(dev: Box<I2CMasterDevice>) -> Trellis {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CMasterDevice`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/trellis-511afe2dbc727f9a
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/trellis_test-756f652066683011
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/core-7294d6a0e8d47e5c
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test should_clear_led ... ok
[INFO] [stdout] test should_detect_button_press ... ok
[INFO] [stdout] test should_detect_multiple_button_press ... ok
[INFO] [stdout] test should_write_display_data_to_i2c ... ok
[INFO] [stdout] test should_set_led ... ok
[INFO] [stdout] test should_write_inital_display_data_to_i2c ... ok
[INFO] [stderr]    Doc-tests trellis
[INFO] [stdout] test should_quit_event_loop_if_handler_returns_false ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b81ff437659e07a224fa2df320b37731edb2ab0adc744d1c746e3882f33dd583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81ff437659e07a224fa2df320b37731edb2ab0adc744d1c746e3882f33dd583", kill_on_drop: false }`
[INFO] [stdout] b81ff437659e07a224fa2df320b37731edb2ab0adc744d1c746e3882f33dd583