[INFO] fetching crate lovesense 0.1.0...
[INFO] testing lovesense-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate lovesense 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate lovesense 0.1.0 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 lovesense 0.1.0
[INFO] finished tweaking crates.io crate lovesense 0.1.0
[INFO] tweaked toml for crates.io crate lovesense 0.1.0 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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial v0.3.4
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d685b02060e91d440a1300fd7bd9507335dbbdc1eec9a065b91b488a6a2d0892
[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" "d685b02060e91d440a1300fd7bd9507335dbbdc1eec9a065b91b488a6a2d0892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d685b02060e91d440a1300fd7bd9507335dbbdc1eec9a065b91b488a6a2d0892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d685b02060e91d440a1300fd7bd9507335dbbdc1eec9a065b91b488a6a2d0892", kill_on_drop: false }`
[INFO] [stdout] d685b02060e91d440a1300fd7bd9507335dbbdc1eec9a065b91b488a6a2d0892
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--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] 2d322a7a05dbf293714c0635d53a354755d19660ae7abe1490ab9dd9a1d3001c
[INFO] running `Command { std: "docker" "start" "-a" "2d322a7a05dbf293714c0635d53a354755d19660ae7abe1490ab9dd9a1d3001c", kill_on_drop: false }`
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling serial v0.3.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling lovesense v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lovesense.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     port: Box<serial::SerialPort + 'a>
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn serial::SerialPort + 'a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` 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 12.56s
[INFO] running `Command { std: "docker" "inspect" "2d322a7a05dbf293714c0635d53a354755d19660ae7abe1490ab9dd9a1d3001c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d322a7a05dbf293714c0635d53a354755d19660ae7abe1490ab9dd9a1d3001c", kill_on_drop: false }`
[INFO] [stdout] 2d322a7a05dbf293714c0635d53a354755d19660ae7abe1490ab9dd9a1d3001c
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 244fae4d7e4762b10799c9d8717089fd7663b212b783b4c7bb0eba53421d353a
[INFO] running `Command { std: "docker" "start" "-a" "244fae4d7e4762b10799c9d8717089fd7663b212b783b4c7bb0eba53421d353a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lovesense v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lovesense.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     port: Box<serial::SerialPort + 'a>
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn serial::SerialPort + 'a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lovesense.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     port: Box<serial::SerialPort + 'a>
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn serial::SerialPort + 'a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` 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 1.28s
[INFO] running `Command { std: "docker" "inspect" "244fae4d7e4762b10799c9d8717089fd7663b212b783b4c7bb0eba53421d353a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "244fae4d7e4762b10799c9d8717089fd7663b212b783b4c7bb0eba53421d353a", kill_on_drop: false }`
[INFO] [stdout] 244fae4d7e4762b10799c9d8717089fd7663b212b783b4c7bb0eba53421d353a
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1f7c09fe8292e9935131f833295421cac81b778f179cf8dc0167a1e9dc6f63e2
[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" "1f7c09fe8292e9935131f833295421cac81b778f179cf8dc0167a1e9dc6f63e2", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lovesense.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 |     port: Box<serial::SerialPort + 'a>
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn serial::SerialPort + 'a`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lovesense.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 |     port: Box<serial::SerialPort + 'a>
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn serial::SerialPort + 'a`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lovesense-ace5cd5d7129a1f7
[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/lovesense-bd6ebd917bc29f32
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lovesense
[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 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" "1f7c09fe8292e9935131f833295421cac81b778f179cf8dc0167a1e9dc6f63e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f7c09fe8292e9935131f833295421cac81b778f179cf8dc0167a1e9dc6f63e2", kill_on_drop: false }`
[INFO] [stdout] 1f7c09fe8292e9935131f833295421cac81b778f179cf8dc0167a1e9dc6f63e2