[INFO] fetching crate rs-usbtmc 0.1.1...
[INFO] checking rs-usbtmc-0.1.1 against master#0f6e1ae67854c3c44726e8376144c16b465fe7c6 for pr-129392
[INFO] extracting crate rs-usbtmc 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate rs-usbtmc 0.1.1 on toolchain 0f6e1ae67854c3c44726e8376144c16b465fe7c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rs-usbtmc 0.1.1
[INFO] finished tweaking crates.io crate rs-usbtmc 0.1.1
[INFO] tweaked toml for crates.io crate rs-usbtmc 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdf2367a6b9d64ac12584bf919dc54891e36d1c881534235ec82c975f46de4e1
[INFO] running `Command { std: "docker" "start" "-a" "cdf2367a6b9d64ac12584bf919dc54891e36d1c881534235ec82c975f46de4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdf2367a6b9d64ac12584bf919dc54891e36d1c881534235ec82c975f46de4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdf2367a6b9d64ac12584bf919dc54891e36d1c881534235ec82c975f46de4e1", kill_on_drop: false }`
[INFO] [stdout] cdf2367a6b9d64ac12584bf919dc54891e36d1c881534235ec82c975f46de4e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2422529b1b2495380e5a7061e62b1083fc4944ab06af9e861a18ff3f23b55bc6
[INFO] running `Command { std: "docker" "start" "-a" "2422529b1b2495380e5a7061e62b1083fc4944ab06af9e861a18ff3f23b55bc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling rusb v0.9.4
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling cc v1.1.15
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling libusb1-sys v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking rs-usbtmc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `interrupt_ep` is never read
[INFO] [stdout]    --> src/types.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct UsbtmcEndpoints {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub interrupt_ep: Option<Endpoint>,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `UsbtmcEndpoints` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `bcd_version`, `accepts_indicator_pulse_request`, `is_talk_only`, and `is_listen_only` are never read
[INFO] [stdout]    --> src/types.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub struct Capabilities {
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] 136 |     pub bcd_version: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 137 |     /// Can accept a control command for pulse
[INFO] [stdout] 138 |     pub accepts_indicator_pulse_request: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 139 |     /// Only sends data to the controller
[INFO] [stdout] 140 |     pub is_talk_only: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 141 |     /// Only accepts data from the controller
[INFO] [stdout] 142 |     pub is_listen_only: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Capabilities` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `interrupt_ep` is never read
[INFO] [stdout]    --> src/types.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub struct UsbtmcEndpoints {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub interrupt_ep: Option<Endpoint>,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `UsbtmcEndpoints` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `bcd_version`, `accepts_indicator_pulse_request`, `is_talk_only`, and `is_listen_only` are never read
[INFO] [stdout]    --> src/types.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub struct Capabilities {
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] 136 |     pub bcd_version: u16,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 137 |     /// Can accept a control command for pulse
[INFO] [stdout] 138 |     pub accepts_indicator_pulse_request: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 139 |     /// Only sends data to the controller
[INFO] [stdout] 140 |     pub is_talk_only: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 141 |     /// Only accepts data from the controller
[INFO] [stdout] 142 |     pub is_listen_only: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Capabilities` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.69s
[INFO] running `Command { std: "docker" "inspect" "2422529b1b2495380e5a7061e62b1083fc4944ab06af9e861a18ff3f23b55bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2422529b1b2495380e5a7061e62b1083fc4944ab06af9e861a18ff3f23b55bc6", kill_on_drop: false }`
[INFO] [stdout] 2422529b1b2495380e5a7061e62b1083fc4944ab06af9e861a18ff3f23b55bc6