[INFO] fetching crate invelion 0.1.3...
[INFO] checking invelion-0.1.3 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate invelion 0.1.3 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate invelion 0.1.3 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate invelion 0.1.3
[INFO] finished tweaking crates.io crate invelion 0.1.3
[INFO] tweaked toml for crates.io crate invelion 0.1.3 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate invelion 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_enum v0.4.1
[INFO] [stderr]   Downloaded num_enum_derive v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a5ad5cc18b23c32e760eee098c27c02a579d3246d7a11f9305ac1342ac8b4d8
[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" "7a5ad5cc18b23c32e760eee098c27c02a579d3246d7a11f9305ac1342ac8b4d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a5ad5cc18b23c32e760eee098c27c02a579d3246d7a11f9305ac1342ac8b4d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a5ad5cc18b23c32e760eee098c27c02a579d3246d7a11f9305ac1342ac8b4d8", kill_on_drop: false }`
[INFO] [stdout] 7a5ad5cc18b23c32e760eee098c27c02a579d3246d7a11f9305ac1342ac8b4d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd850a514d3c16e1b1a8cb1754f592c3f69fd960911e642ed8696cf7b47ae718
[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" "fd850a514d3c16e1b1a8cb1754f592c3f69fd960911e642ed8696cf7b47ae718", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking bitreader v0.3.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling derivative v1.0.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking serial v0.4.0
[INFO] [stderr]     Checking backtrace v0.3.38
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.9
[INFO] [stderr]    Compiling proc-quote-impl v0.2.2
[INFO] [stderr]    Compiling toml v0.5.3
[INFO] [stderr]    Compiling proc-quote v0.2.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling num_enum_derive v0.4.1
[INFO] [stderr]     Checking num_enum v0.4.1
[INFO] [stderr]     Checking invelion v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |             try!(settings.set_baud_rate(serial::Baud115200));
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |             try!(settings.set_baud_rate(serial::Baud115200));
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.70s
[INFO] running `Command { std: "docker" "inspect" "fd850a514d3c16e1b1a8cb1754f592c3f69fd960911e642ed8696cf7b47ae718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd850a514d3c16e1b1a8cb1754f592c3f69fd960911e642ed8696cf7b47ae718", kill_on_drop: false }`
[INFO] [stdout] fd850a514d3c16e1b1a8cb1754f592c3f69fd960911e642ed8696cf7b47ae718