[INFO] fetching crate epicinium_lib 1.1.0...
[INFO] checking epicinium_lib-1.1.0 against try#d35f65569fabe05ec3ac9e1a3d4026990cc1e1d5 for pr-149518-1
[INFO] extracting crate epicinium_lib 1.1.0 into /workspace/builds/worker-6-tc2/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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate epicinium_lib 1.1.0 on toolchain d35f65569fabe05ec3ac9e1a3d4026990cc1e1d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d35f65569fabe05ec3ac9e1a3d4026990cc1e1d5" "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" "+d35f65569fabe05ec3ac9e1a3d4026990cc1e1d5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d35f65569fabe05ec3ac9e1a3d4026990cc1e1d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+d35f65569fabe05ec3ac9e1a3d4026990cc1e1d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e0d3385abf5e1f717cd54c45152c70a64b534ce32b7a4fcba7d99d225951975
[INFO] running `Command { std: "docker" "start" "-a" "1e0d3385abf5e1f717cd54c45152c70a64b534ce32b7a4fcba7d99d225951975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e0d3385abf5e1f717cd54c45152c70a64b534ce32b7a4fcba7d99d225951975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e0d3385abf5e1f717cd54c45152c70a64b534ce32b7a4fcba7d99d225951975", kill_on_drop: false }`
[INFO] [stdout] 1e0d3385abf5e1f717cd54c45152c70a64b534ce32b7a4fcba7d99d225951975
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+d35f65569fabe05ec3ac9e1a3d4026990cc1e1d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4941939e5e1068f0027cbe8b4ce93541f94903e4df2c1c30805fb20430ffa3e
[INFO] running `Command { std: "docker" "start" "-a" "b4941939e5e1068f0027cbe8b4ce93541f94903e4df2c1c30805fb20430ffa3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.146
[INFO] [stderr]     Checking itoa v1.0.16
[INFO] [stderr]    Compiling epicinium_lib v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking ryu v1.0.21
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling serde_derive v1.0.228
[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 27.42s
[INFO] running `Command { std: "docker" "inspect" "b4941939e5e1068f0027cbe8b4ce93541f94903e4df2c1c30805fb20430ffa3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4941939e5e1068f0027cbe8b4ce93541f94903e4df2c1c30805fb20430ffa3e", kill_on_drop: false }`
[INFO] [stdout] b4941939e5e1068f0027cbe8b4ce93541f94903e4df2c1c30805fb20430ffa3e
