[INFO] fetching crate jaffi 0.2.0...
[INFO] checking jaffi-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate jaffi 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate jaffi 0.2.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jaffi 0.2.0
[INFO] finished tweaking crates.io crate jaffi 0.2.0
[INFO] tweaked toml for crates.io crate jaffi 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding enum-as-inner v0.5.1 (latest: v0.6.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding jni v0.19.0 (latest: v0.21.1)
[INFO] [stderr]       Adding jni-sys v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding typed-builder v0.10.0 (latest: v0.18.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jaffi_support v0.2.0
[INFO] [stderr]   Downloaded typed-builder v0.10.0
[INFO] [stderr]   Downloaded cafebabe v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b59810c04e795e80a82cd04d581fdbf4e3f7c0a3b14e061016b91bc7cac5baa
[INFO] running `Command { std: "docker" "start" "-a" "6b59810c04e795e80a82cd04d581fdbf4e3f7c0a3b14e061016b91bc7cac5baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b59810c04e795e80a82cd04d581fdbf4e3f7c0a3b14e061016b91bc7cac5baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b59810c04e795e80a82cd04d581fdbf4e3f7c0a3b14e061016b91bc7cac5baa", kill_on_drop: false }`
[INFO] [stdout] 6b59810c04e795e80a82cd04d581fdbf4e3f7c0a3b14e061016b91bc7cac5baa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4d79945d8ae1dab5d7a4df15d8da97b99a52d788106773eb5ce97d208843028
[INFO] running `Command { std: "docker" "start" "-a" "b4d79945d8ae1dab5d7a4df15d8da97b99a52d788106773eb5ce97d208843028", kill_on_drop: false }`
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking cesu8 v1.1.0
[INFO] [stderr]     Checking jni-sys v0.3.0
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]     Checking combine v4.6.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]     Checking cafebabe v0.6.1
[INFO] [stderr]    Compiling jni v0.19.0
[INFO] [stderr]    Compiling typed-builder v0.10.0
[INFO] [stderr]    Compiling enum-as-inner v0.5.1
[INFO] [stderr]     Checking jaffi_support v0.2.0
[INFO] [stderr]     Checking jaffi v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `FromError` is never used
[INFO] [stdout]   --> src/error.rs:92:18
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub(crate) trait FromError: From<Error> + std::error::Error + Clone {}
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FromError` is never used
[INFO] [stdout]   --> src/error.rs:92:18
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub(crate) trait FromError: From<Error> + std::error::Error + Clone {}
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.60s
[INFO] running `Command { std: "docker" "inspect" "b4d79945d8ae1dab5d7a4df15d8da97b99a52d788106773eb5ce97d208843028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4d79945d8ae1dab5d7a4df15d8da97b99a52d788106773eb5ce97d208843028", kill_on_drop: false }`
[INFO] [stdout] b4d79945d8ae1dab5d7a4df15d8da97b99a52d788106773eb5ce97d208843028