[INFO] cloning repository https://github.com/das-labor/cand-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/das-labor/cand-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdas-labor%2Fcand-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdas-labor%2Fcand-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e2152b479cf0aabab697ffd79301588b70558622
[INFO] checking das-labor/cand-rs against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdas-labor%2Fcand-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/das-labor/cand-rs on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/das-labor/cand-rs
[INFO] finished tweaking git repo https://github.com/das-labor/cand-rs
[INFO] tweaked toml for git repo https://github.com/das-labor/cand-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/das-labor/cand-rs 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-serial v4.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b552d083eaa49a04614655880b85d7e0b813779c36e6cf66a78aa2cadf7a587d
[INFO] running `Command { std: "docker" "start" "-a" "b552d083eaa49a04614655880b85d7e0b813779c36e6cf66a78aa2cadf7a587d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b552d083eaa49a04614655880b85d7e0b813779c36e6cf66a78aa2cadf7a587d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b552d083eaa49a04614655880b85d7e0b813779c36e6cf66a78aa2cadf7a587d", kill_on_drop: false }`
[INFO] [stdout] b552d083eaa49a04614655880b85d7e0b813779c36e6cf66a78aa2cadf7a587d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a1da596e0c14ed470626ae3e911100a5e85f51b7662950393893146a0a28742
[INFO] running `Command { std: "docker" "start" "-a" "5a1da596e0c14ed470626ae3e911100a5e85f51b7662950393893146a0a28742", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
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[INFO] [stderr]     Checking futures-executor v0.3.4
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[INFO] [stderr]     Checking cand v0.1.0 (/opt/rustwide/workdir/cand)
[INFO] [stdout] warning: unused imports: `CanMessageRaw`, `CanMessage`
[INFO] [stdout]  --> cand/src/can/encap.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{CanMessage, CanMessageRaw};
[INFO] [stdout]   |             ^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CanMessageRaw`, `CanMessage`
[INFO] [stdout]  --> cand/src/can/encap.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{CanMessage, CanMessageRaw};
[INFO] [stdout]   |             ^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serial`
[INFO] [stdout]   --> cand/src/can/uart.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn canu_init(serial: &str) {
[INFO] [stdout]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_serial`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CanAddr` is never used
[INFO] [stdout]  --> cand/src/can.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | type CanAddr = u8;
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CanPort` is never used
[INFO] [stdout]  --> cand/src/can.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | type CanPort = u8;
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CanChannel` is never used
[INFO] [stdout]  --> cand/src/can.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | type CanChannel = u16;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CanSubchannel` is never used
[INFO] [stdout]  --> cand/src/can.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | type CanSubchannel = u8;
[INFO] [stdout]   |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CanMessageRaw` is never constructed
[INFO] [stdout]  --> cand/src/can.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct CanMessageRaw {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CanMessage` is never constructed
[INFO] [stdout]   --> cand/src/can.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct CanMessage {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CanMessageV2` is never constructed
[INFO] [stdout]   --> cand/src/can.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct CanMessageV2 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CanMode` is never used
[INFO] [stdout]   --> cand/src/can.rs:33:6
[INFO] [stdout]    |
[INFO] [stdout] 33 | enum CanMode {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CANURcvState` is never used
[INFO] [stdout]  --> cand/src/can/uart.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum CANURcvState {
[INFO] [stdout]   |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RS232CAN_MAXLENGTH` is never used
[INFO] [stdout]  --> cand/src/can/encap.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const RS232CAN_MAXLENGTH: usize = 20;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RS232CanMsg` is never constructed
[INFO] [stdout]  --> cand/src/can/encap.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct RS232CanMsg {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `serial`
[INFO] [stdout]   --> cand/src/can/uart.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn canu_init(serial: &str) {
[INFO] [stdout]    |                  ^^^^^^ help: if this is intentional, prefix it with an underscore: `_serial`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CanAddr` is never used
[INFO] [stdout]  --> cand/src/can.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | type CanAddr = u8;
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CanPort` is never used
[INFO] [stdout]  --> cand/src/can.rs:2:6
[INFO] [stdout]   |
[INFO] [stdout] 2 | type CanPort = u8;
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CanChannel` is never used
[INFO] [stdout]  --> cand/src/can.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | type CanChannel = u16;
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `CanSubchannel` is never used
[INFO] [stdout]  --> cand/src/can.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | type CanSubchannel = u8;
[INFO] [stdout]   |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CanMessageRaw` is never constructed
[INFO] [stdout]  --> cand/src/can.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct CanMessageRaw {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CanMessage` is never constructed
[INFO] [stdout]   --> cand/src/can.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct CanMessage {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CanMessageV2` is never constructed
[INFO] [stdout]   --> cand/src/can.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct CanMessageV2 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CanMode` is never used
[INFO] [stdout]   --> cand/src/can.rs:33:6
[INFO] [stdout]    |
[INFO] [stdout] 33 | enum CanMode {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CANURcvState` is never used
[INFO] [stdout]  --> cand/src/can/uart.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum CANURcvState {
[INFO] [stdout]   |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RS232CAN_MAXLENGTH` is never used
[INFO] [stdout]  --> cand/src/can/encap.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const RS232CAN_MAXLENGTH: usize = 20;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RS232CanMsg` is never constructed
[INFO] [stdout]  --> cand/src/can/encap.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct RS232CanMsg {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.62s
[INFO] running `Command { std: "docker" "inspect" "5a1da596e0c14ed470626ae3e911100a5e85f51b7662950393893146a0a28742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a1da596e0c14ed470626ae3e911100a5e85f51b7662950393893146a0a28742", kill_on_drop: false }`
[INFO] [stdout] 5a1da596e0c14ed470626ae3e911100a5e85f51b7662950393893146a0a28742
