[INFO] cloning repository https://github.com/rogerioadris/rust-usbtmc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rogerioadris/rust-usbtmc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogerioadris%2Frust-usbtmc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogerioadris%2Frust-usbtmc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f5fab8794f80529cbf9c7000b7bea6742460c106 [INFO] testing rogerioadris/rust-usbtmc against try#ed7f3d77595b4831fdf085f2529aa13b5b51ff7d for pr-134530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogerioadris%2Frust-usbtmc" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rogerioadris/rust-usbtmc on toolchain ed7f3d77595b4831fdf085f2529aa13b5b51ff7d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config [INFO] started tweaking git repo https://github.com/rogerioadris/rust-usbtmc [INFO] finished tweaking git repo https://github.com/rogerioadris/rust-usbtmc [INFO] tweaked toml for git repo https://github.com/rogerioadris/rust-usbtmc written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 8 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3deb143e50f01aff9db0da9beaa411846bef35a5440a72f70f40ee6cba72e6d1 [INFO] running `Command { std: "docker" "start" "-a" "3deb143e50f01aff9db0da9beaa411846bef35a5440a72f70f40ee6cba72e6d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3deb143e50f01aff9db0da9beaa411846bef35a5440a72f70f40ee6cba72e6d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3deb143e50f01aff9db0da9beaa411846bef35a5440a72f70f40ee6cba72e6d1", kill_on_drop: false }` [INFO] [stdout] 3deb143e50f01aff9db0da9beaa411846bef35a5440a72f70f40ee6cba72e6d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] af6d1caff6c0c2afb3c1838ed46f444738de4aa786ef39498b26b8de24b19270 [INFO] running `Command { std: "docker" "start" "-a" "af6d1caff6c0c2afb3c1838ed46f444738de4aa786ef39498b26b8de24b19270", kill_on_drop: false }` [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling pkg-config v0.3.31 [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Compiling rusb v0.9.4 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling cc v1.2.5 [INFO] [stderr] Compiling libusb1-sys v0.7.0 [INFO] [stderr] Compiling rust-usbtmc v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/instrument.rs:85:39 [INFO] [stdout] | [INFO] [stdout] 85 | let (mut device, device_desc, mut handle) = self.open_device()?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/instrument.rs:239:39 [INFO] [stdout] | [INFO] [stdout] 239 | let (mut device, device_desc, mut handle) = self.open_device()?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.21s [INFO] running `Command { std: "docker" "inspect" "af6d1caff6c0c2afb3c1838ed46f444738de4aa786ef39498b26b8de24b19270", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af6d1caff6c0c2afb3c1838ed46f444738de4aa786ef39498b26b8de24b19270", kill_on_drop: false }` [INFO] [stdout] af6d1caff6c0c2afb3c1838ed46f444738de4aa786ef39498b26b8de24b19270 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f420d234845f6ea80cf3fb30f5f87300596487826acbd8d636fd96a8930b20e [INFO] running `Command { std: "docker" "start" "-a" "3f420d234845f6ea80cf3fb30f5f87300596487826acbd8d636fd96a8930b20e", kill_on_drop: false }` [INFO] [stderr] Compiling rust-usbtmc v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/instrument.rs:85:39 [INFO] [stdout] | [INFO] [stdout] 85 | let (mut device, device_desc, mut handle) = self.open_device()?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/instrument.rs:239:39 [INFO] [stdout] | [INFO] [stdout] 239 | let (mut device, device_desc, mut handle) = self.open_device()?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/instrument.rs:85:39 [INFO] [stdout] | [INFO] [stdout] 85 | let (mut device, device_desc, mut handle) = self.open_device()?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/instrument.rs:239:39 [INFO] [stdout] | [INFO] [stdout] 239 | let (mut device, device_desc, mut handle) = self.open_device()?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "3f420d234845f6ea80cf3fb30f5f87300596487826acbd8d636fd96a8930b20e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f420d234845f6ea80cf3fb30f5f87300596487826acbd8d636fd96a8930b20e", kill_on_drop: false }` [INFO] [stdout] 3f420d234845f6ea80cf3fb30f5f87300596487826acbd8d636fd96a8930b20e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a18e92d25190337efd36614ab5b5e0a86585628d45ec1526277feb9b347f8b5c [INFO] running `Command { std: "docker" "start" "-a" "a18e92d25190337efd36614ab5b5e0a86585628d45ec1526277feb9b347f8b5c", kill_on_drop: false }` [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] [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] warning: variable does not need to be mutable [INFO] [stderr] --> src/instrument.rs:85:39 [INFO] [stderr] | [INFO] [stderr] 85 | let (mut device, device_desc, mut handle) = self.open_device()?; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/instrument.rs:239:39 [INFO] [stderr] | [INFO] [stderr] 239 | let (mut device, device_desc, mut handle) = self.open_device()?; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `rust-usbtmc` (lib) generated 2 warnings (run `cargo fix --lib -p rust-usbtmc` to apply 2 suggestions) [INFO] [stderr] warning: `rust-usbtmc` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_usbtmc-a9e21fe28885d425) [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_usbtmc-fa3d0b784936e466) [INFO] [stderr] Doc-tests rust_usbtmc [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" "a18e92d25190337efd36614ab5b5e0a86585628d45ec1526277feb9b347f8b5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a18e92d25190337efd36614ab5b5e0a86585628d45ec1526277feb9b347f8b5c", kill_on_drop: false }` [INFO] [stdout] a18e92d25190337efd36614ab5b5e0a86585628d45ec1526277feb9b347f8b5c