[INFO] cloning repository https://github.com/kodezine/RustyCAN
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kodezine/RustyCAN" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkodezine%2FRustyCAN", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkodezine%2FRustyCAN'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4dfced9553737e1e91059265869dae4cfb505eb8
[INFO] checking kodezine/RustyCAN against try#b98202ad067d72e45cec8be3d5c15d86ef0fd086 for pr-155193
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkodezine%2FRustyCAN" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kodezine/RustyCAN
[INFO] finished tweaking git repo https://github.com/kodezine/RustyCAN
[INFO] tweaked toml for git repo https://github.com/kodezine/RustyCAN written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kodezine/RustyCAN on toolchain b98202ad067d72e45cec8be3d5c15d86ef0fd086
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kodezine/RustyCAN already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cfed390b36e037d4e59b9d299db62ce818bf6102d4efc4352aeca85a1cf17b2
[INFO] running `Command { std: "docker" "start" "-a" "3cfed390b36e037d4e59b9d299db62ce818bf6102d4efc4352aeca85a1cf17b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cfed390b36e037d4e59b9d299db62ce818bf6102d4efc4352aeca85a1cf17b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cfed390b36e037d4e59b9d299db62ce818bf6102d4efc4352aeca85a1cf17b2", kill_on_drop: false }`
[INFO] [stdout] 3cfed390b36e037d4e59b9d299db62ce818bf6102d4efc4352aeca85a1cf17b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b98202ad067d72e45cec8be3d5c15d86ef0fd086" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96c6c16de79d823090b74dbb88268a22f72446e273187581662909d2767bb980
[INFO] running `Command { std: "docker" "start" "-a" "96c6c16de79d823090b74dbb88268a22f72446e273187581662909d2767bb980", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `port`
[INFO] [stdout]    --> host/src/adapters/mod.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 |     port: &str,
[INFO] [stdout]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_port`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `port`
[INFO] [stdout]    --> host/src/adapters/mod.rs:153:47
[INFO] [stdout]     |
[INFO] [stdout] 153 | pub fn probe_adapter_kind(kind: &AdapterKind, port: &str, baud: u32) -> bool {
[INFO] [stdout]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `baud`
[INFO] [stdout]    --> host/src/adapters/mod.rs:153:59
[INFO] [stdout]     |
[INFO] [stdout] 153 | pub fn probe_adapter_kind(kind: &AdapterKind, port: &str, baud: u32) -> bool {
[INFO] [stdout]     |                                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_baud`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `port`
[INFO] [stdout]    --> host/src/adapters/mod.rs:105:5
[INFO] [stdout]     |
[INFO] [stdout] 105 |     port: &str,
[INFO] [stdout]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_port`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `port`
[INFO] [stdout]    --> host/src/adapters/mod.rs:153:47
[INFO] [stdout]     |
[INFO] [stdout] 153 | pub fn probe_adapter_kind(kind: &AdapterKind, port: &str, baud: u32) -> bool {
[INFO] [stdout]     |                                               ^^^^ help: if this is intentional, prefix it with an underscore: `_port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `baud`
[INFO] [stdout]    --> host/src/adapters/mod.rs:153:59
[INFO] [stdout]     |
[INFO] [stdout] 153 | pub fn probe_adapter_kind(kind: &AdapterKind, port: &str, baud: u32) -> bool {
[INFO] [stdout]     |                                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_baud`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 00s
[INFO] running `Command { std: "docker" "inspect" "96c6c16de79d823090b74dbb88268a22f72446e273187581662909d2767bb980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c6c16de79d823090b74dbb88268a22f72446e273187581662909d2767bb980", kill_on_drop: false }`
[INFO] [stdout] 96c6c16de79d823090b74dbb88268a22f72446e273187581662909d2767bb980
