[INFO] fetching crate socketcan2 0.1.5...
[INFO] testing socketcan2-0.1.5 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate socketcan2 0.1.5 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate socketcan2 0.1.5
[INFO] finished tweaking crates.io crate socketcan2 0.1.5
[INFO] tweaked toml for crates.io crate socketcan2 0.1.5 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate socketcan2 0.1.5 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb3a9c11c91f0e51c346bf9b048983798682a9fec41560667949f61d6c5f275a
[INFO] running `Command { std: "docker" "start" "-a" "bb3a9c11c91f0e51c346bf9b048983798682a9fec41560667949f61d6c5f275a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb3a9c11c91f0e51c346bf9b048983798682a9fec41560667949f61d6c5f275a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb3a9c11c91f0e51c346bf9b048983798682a9fec41560667949f61d6c5f275a", kill_on_drop: false }`
[INFO] [stdout] bb3a9c11c91f0e51c346bf9b048983798682a9fec41560667949f61d6c5f275a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] b7ce8bc0ecc05dc622c7934ddd811c28b806dc8a01a64f058d050fc45e290107
[INFO] running `Command { std: "docker" "start" "-a" "b7ce8bc0ecc05dc622c7934ddd811c28b806dc8a01a64f058d050fc45e290107", kill_on_drop: false }`
[INFO] [stderr]    Compiling socketcan2 v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:178:31
[INFO] [stdout]     |
[INFO] [stdout] 178 |     self.msg.msg_controllen = mem::size_of_val(&self.ctrlmsg);
[INFO] [stdout]     |     -----------------------   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `u32`, found `usize`
[INFO] [stdout]     |     |
[INFO] [stdout]     |     expected due to the type of this binding
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:93:11
[INFO] [stdout]    |
[INFO] [stdout] 93 |       let mut addr = uaddr.as_mut_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] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `socketcan2` (lib) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "b7ce8bc0ecc05dc622c7934ddd811c28b806dc8a01a64f058d050fc45e290107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7ce8bc0ecc05dc622c7934ddd811c28b806dc8a01a64f058d050fc45e290107", kill_on_drop: false }`
[INFO] [stdout] b7ce8bc0ecc05dc622c7934ddd811c28b806dc8a01a64f058d050fc45e290107