[INFO] fetching crate wit-printer 0.2.0...
[INFO] checking wit-printer-0.2.0 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate wit-printer 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate wit-printer 0.2.0 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", 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-6/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmprinter v0.2.5
[INFO] [stderr]   Downloaded wasmparser v0.55.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07854e77ad30eccd716c663805705c406829f56502234d7c9f785226e8e2fd5c
[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" "07854e77ad30eccd716c663805705c406829f56502234d7c9f785226e8e2fd5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07854e77ad30eccd716c663805705c406829f56502234d7c9f785226e8e2fd5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07854e77ad30eccd716c663805705c406829f56502234d7c9f785226e8e2fd5c", kill_on_drop: false }`
[INFO] [stdout] 07854e77ad30eccd716c663805705c406829f56502234d7c9f785226e8e2fd5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e51972e164cf369acefb6db0f89487893308e19eef37cbba4824f02978d77456
[INFO] running `Command { std: "docker" "start" "-a" "e51972e164cf369acefb6db0f89487893308e19eef37cbba4824f02978d77456", kill_on_drop: false }`
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking wasmparser v0.55.0
[INFO] [stderr]     Checking wit-schema-version v0.1.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[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 type 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 type 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" "e51972e164cf369acefb6db0f89487893308e19eef37cbba4824f02978d77456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e51972e164cf369acefb6db0f89487893308e19eef37cbba4824f02978d77456", kill_on_drop: false }`
[INFO] [stdout] e51972e164cf369acefb6db0f89487893308e19eef37cbba4824f02978d77456