[INFO] fetching crate cantact-driver 0.1.2...
[INFO] checking cantact-driver-0.1.2 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate cantact-driver 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate cantact-driver 0.1.2
[INFO] finished tweaking crates.io crate cantact-driver 0.1.2
[INFO] tweaked toml for crates.io crate cantact-driver 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cantact-driver 0.1.2 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 70 packages to latest compatible versions
[INFO] [stderr]       Adding crossbeam-channel v0.4.4 (available: v0.5.15)
[INFO] [stderr]       Adding indoc-impl v0.3.6 (available: v0.3.7)
[INFO] [stderr]       Adding libusb1-sys v0.3.7 (available: v0.7.0)
[INFO] [stderr]       Adding pyo3 v0.10.1 (available: v0.25.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8adf0caa74fec234890b2204fa0a7bc72aa0bdc030a996cc244554c26a06a222
[INFO] running `Command { std: "docker" "start" "-a" "8adf0caa74fec234890b2204fa0a7bc72aa0bdc030a996cc244554c26a06a222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8adf0caa74fec234890b2204fa0a7bc72aa0bdc030a996cc244554c26a06a222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8adf0caa74fec234890b2204fa0a7bc72aa0bdc030a996cc244554c26a06a222", kill_on_drop: false }`
[INFO] [stdout] 8adf0caa74fec234890b2204fa0a7bc72aa0bdc030a996cc244554c26a06a222
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9751057265e938ce88b0e222ab520b680b21c517d2b9f44b8f333f99768e887
[INFO] running `Command { std: "docker" "start" "-a" "a9751057265e938ce88b0e222ab520b680b21c517d2b9f44b8f333f99768e887", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling bitflags v2.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling rle-decode-fast v1.0.3
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling cantact-driver v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cc v1.2.34
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling filetime v0.2.26
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling xattr v1.5.1
[INFO] [stderr]    Compiling tar v0.4.44
[INFO] [stderr]    Compiling libusb1-sys v0.3.7
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/device/mod.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |         let mut transfer = unsafe { &mut *self.ctrl_transfer.as_ptr() };
[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/device/mod.rs:253:13
[INFO] [stdout]     |
[INFO] [stdout] 253 |         let mut transfer = unsafe { &mut *transfer };
[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/device/mod.rs:267:13
[INFO] [stdout]     |
[INFO] [stdout] 267 |         let mut transfer = unsafe { &mut *self.in_transfers[idx] };
[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/c/mod.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let mut ci = &mut *ptr;
[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/c/mod.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let mut ci = &mut *ptr;
[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/device/mod.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |         let mut transfer = unsafe { &mut *self.ctrl_transfer.as_ptr() };
[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/device/mod.rs:253:13
[INFO] [stdout]     |
[INFO] [stdout] 253 |         let mut transfer = unsafe { &mut *transfer };
[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/device/mod.rs:267:13
[INFO] [stdout]     |
[INFO] [stdout] 267 |         let mut transfer = unsafe { &mut *self.in_transfers[idx] };
[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/c/mod.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let mut ci = &mut *ptr;
[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/c/mod.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let mut ci = &mut *ptr;
[INFO] [stdout]     |         ----^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/c/mod.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     Box::from_raw(ptr);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let _ = Box::from_raw(ptr);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/c/mod.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     Box::from_raw(ptr);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let _ = Box::from_raw(ptr);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.90s
[INFO] running `Command { std: "docker" "inspect" "a9751057265e938ce88b0e222ab520b680b21c517d2b9f44b8f333f99768e887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9751057265e938ce88b0e222ab520b680b21c517d2b9f44b8f333f99768e887", kill_on_drop: false }`
[INFO] [stdout] a9751057265e938ce88b0e222ab520b680b21c517d2b9f44b8f333f99768e887
