[INFO] fetching crate witx 0.9.1...
[INFO] checking witx-0.9.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate witx 0.9.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate witx 0.9.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate witx 0.9.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate witx 0.9.1
[INFO] tweaked toml for crates.io crate witx 0.9.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages
[INFO] [stderr]       Adding wast v35.0.2 (latest: v202.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d2e36b09a3f723ca3c15e541153d7206d75bf3e4111ce22b9679cc0a73b2a52
[INFO] running `Command { std: "docker" "start" "-a" "8d2e36b09a3f723ca3c15e541153d7206d75bf3e4111ce22b9679cc0a73b2a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d2e36b09a3f723ca3c15e541153d7206d75bf3e4111ce22b9679cc0a73b2a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d2e36b09a3f723ca3c15e541153d7206d75bf3e4111ce22b9679cc0a73b2a52", kill_on_drop: false }`
[INFO] [stdout] 8d2e36b09a3f723ca3c15e541153d7206d75bf3e4111ce22b9679cc0a73b2a52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18e2300e3e044f8762b0150911a100911dd4b477e843a624cd3c0de4361c4f91
[INFO] running `Command { std: "docker" "start" "-a" "18e2300e3e044f8762b0150911a100911dd4b477e843a624cd3c0de4361c4f91", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking wast v35.0.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking witx v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `as_any` is never used
[INFO] [stdout]   --> src/docs/md.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub(super) trait MdElement: fmt::Display + fmt::Debug + 'static {
[INFO] [stdout]    |                  --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn as_any(&self) -> &dyn Any;
[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: method `as_any` is never used
[INFO] [stdout]   --> src/docs/md.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub(super) trait MdElement: fmt::Display + fmt::Debug + 'static {
[INFO] [stdout]    |                  --------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn as_any(&self) -> &dyn Any;
[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 7.76s
[INFO] running `Command { std: "docker" "inspect" "18e2300e3e044f8762b0150911a100911dd4b477e843a624cd3c0de4361c4f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18e2300e3e044f8762b0150911a100911dd4b477e843a624cd3c0de4361c4f91", kill_on_drop: false }`
[INFO] [stdout] 18e2300e3e044f8762b0150911a100911dd4b477e843a624cd3c0de4361c4f91