[INFO] fetching crate witx 0.9.1...
[INFO] checking witx-0.9.1 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[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 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "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" "+38352b01ae4af9300be03b805d6db68c45e51068" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] [stderr]       Adding wast v35.0.2 (available: v217.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef3de5d2278a83533f8a2b6dfb4b87290ed1040da3c23ac6769a4e5e1d9b0e00
[INFO] running `Command { std: "docker" "start" "-a" "ef3de5d2278a83533f8a2b6dfb4b87290ed1040da3c23ac6769a4e5e1d9b0e00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef3de5d2278a83533f8a2b6dfb4b87290ed1040da3c23ac6769a4e5e1d9b0e00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef3de5d2278a83533f8a2b6dfb4b87290ed1040da3c23ac6769a4e5e1d9b0e00", kill_on_drop: false }`
[INFO] [stdout] ef3de5d2278a83533f8a2b6dfb4b87290ed1040da3c23ac6769a4e5e1d9b0e00
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 966651b20f8fa7b7a97a4b49f02d4f190c0dbc1cfc468e8a6417f7ad02812887
[INFO] running `Command { std: "docker" "start" "-a" "966651b20f8fa7b7a97a4b49f02d4f190c0dbc1cfc468e8a6417f7ad02812887", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking wast v35.0.2
[INFO] [stderr]     Checking rayon v1.10.0
[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 3.96s
[INFO] running `Command { std: "docker" "inspect" "966651b20f8fa7b7a97a4b49f02d4f190c0dbc1cfc468e8a6417f7ad02812887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "966651b20f8fa7b7a97a4b49f02d4f190c0dbc1cfc468e8a6417f7ad02812887", kill_on_drop: false }`
[INFO] [stdout] 966651b20f8fa7b7a97a4b49f02d4f190c0dbc1cfc468e8a6417f7ad02812887