[INFO] fetching crate wit-printer 0.2.0...
[INFO] checking wit-printer-0.2.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate wit-printer 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate wit-printer 0.2.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wit-printer 0.2.0
[INFO] finished tweaking crates.io crate wit-printer 0.2.0
[INFO] tweaked toml for crates.io crate wit-printer 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate wit-printer 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmparser v0.55.0
[INFO] [stderr]   Downloaded wasmprinter v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cef25afee21480d007fef151526415d0504f0658df6dbfb66f5ebe3af2ccafd9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cef25afee21480d007fef151526415d0504f0658df6dbfb66f5ebe3af2ccafd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cef25afee21480d007fef151526415d0504f0658df6dbfb66f5ebe3af2ccafd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cef25afee21480d007fef151526415d0504f0658df6dbfb66f5ebe3af2ccafd9", kill_on_drop: false }`
[INFO] [stdout] cef25afee21480d007fef151526415d0504f0658df6dbfb66f5ebe3af2ccafd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38fbdf789974a95292938c7d13338537f3e0a1cffbaccba90f07168e1bc958ce
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "38fbdf789974a95292938c7d13338537f3e0a1cffbaccba90f07168e1bc958ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking wasmparser v0.55.0
[INFO] [stderr]     Checking wit-schema-version v0.1.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking wit-parser v0.2.0
[INFO] [stderr]     Checking wasmprinter v0.2.5
[INFO] [stderr]     Checking wit-printer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `wit_validator`
[INFO] [stdout]   --> examples/wasm2wat.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         wit_validator::validate(&bytes)?;
[INFO] [stdout]    |         ^^^^^^^^^^^^^ use of undeclared crate or module `wit_validator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wit-printer`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "38fbdf789974a95292938c7d13338537f3e0a1cffbaccba90f07168e1bc958ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38fbdf789974a95292938c7d13338537f3e0a1cffbaccba90f07168e1bc958ce", kill_on_drop: false }`
[INFO] [stdout] 38fbdf789974a95292938c7d13338537f3e0a1cffbaccba90f07168e1bc958ce