[INFO] fetching crate epicinium_lib 1.1.0...
[INFO] checking epicinium_lib-1.1.0 against master#32cd9114712a24010b0583624dc52ac302194128 for pr-143717
[INFO] extracting crate epicinium_lib 1.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate epicinium_lib 1.1.0
[INFO] finished tweaking crates.io crate epicinium_lib 1.1.0
[INFO] tweaked toml for crates.io crate epicinium_lib 1.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate epicinium_lib 1.1.0 on toolchain 32cd9114712a24010b0583624dc52ac302194128
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "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" "+32cd9114712a24010b0583624dc52ac302194128" "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 12 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cd259b3a7eca558524b436b5dfa7c38ca81179a3f91bd08b954bc8b32d8cf70
[INFO] running `Command { std: "docker" "start" "-a" "8cd259b3a7eca558524b436b5dfa7c38ca81179a3f91bd08b954bc8b32d8cf70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cd259b3a7eca558524b436b5dfa7c38ca81179a3f91bd08b954bc8b32d8cf70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd259b3a7eca558524b436b5dfa7c38ca81179a3f91bd08b954bc8b32d8cf70", kill_on_drop: false }`
[INFO] [stdout] 8cd259b3a7eca558524b436b5dfa7c38ca81179a3f91bd08b954bc8b32d8cf70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+32cd9114712a24010b0583624dc52ac302194128" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ab9aeeef0e733d063ab1b41006c9cff9291e778d7bbd1c1beb4263b15046db0
[INFO] running `Command { std: "docker" "start" "-a" "8ab9aeeef0e733d063ab1b41006c9cff9291e778d7bbd1c1beb4263b15046db0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling epicinium_lib v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/binding.rs:458:35
[INFO] [stdout]     |
[INFO] [stdout] 458 |     let character: c_char = unsafe { std::mem::transmute(character) };
[INFO] [stdout]     |                                      -------------------^^^^^^^^^^^
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      help: replace this with: `u8::cast_signed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/binding.rs:458:35
[INFO] [stdout]     |
[INFO] [stdout] 458 |     let character: c_char = unsafe { std::mem::transmute(character) };
[INFO] [stdout]     |                                      -------------------^^^^^^^^^^^
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      help: replace this with: `u8::cast_signed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.26s
[INFO] running `Command { std: "docker" "inspect" "8ab9aeeef0e733d063ab1b41006c9cff9291e778d7bbd1c1beb4263b15046db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ab9aeeef0e733d063ab1b41006c9cff9291e778d7bbd1c1beb4263b15046db0", kill_on_drop: false }`
[INFO] [stdout] 8ab9aeeef0e733d063ab1b41006c9cff9291e778d7bbd1c1beb4263b15046db0