[INFO] fetching crate wit-walrus 0.6.0...
[INFO] checking wit-walrus-0.6.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate wit-walrus 0.6.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate wit-walrus 0.6.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wit-walrus 0.6.0
[INFO] finished tweaking crates.io crate wit-walrus 0.6.0
[INFO] tweaked toml for crates.io crate wit-walrus 0.6.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wit-writer v0.2.0
[INFO] [stderr]   Downloaded walrus-macro v0.19.0
[INFO] [stderr]   Downloaded wasmparser v0.77.0
[INFO] [stderr]   Downloaded wit-parser v0.2.0
[INFO] [stderr]   Downloaded walrus v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", 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] b33e22e2a66494af8f49b05c5e2801b0b825ad93eb5939f39f9487a0a74c42cc
[INFO] running `Command { std: "docker" "start" "-a" "b33e22e2a66494af8f49b05c5e2801b0b825ad93eb5939f39f9487a0a74c42cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b33e22e2a66494af8f49b05c5e2801b0b825ad93eb5939f39f9487a0a74c42cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b33e22e2a66494af8f49b05c5e2801b0b825ad93eb5939f39f9487a0a74c42cc", kill_on_drop: false }`
[INFO] [stdout] b33e22e2a66494af8f49b05c5e2801b0b825ad93eb5939f39f9487a0a74c42cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] 27c46cd77651983bc1e7ee151cbd1330c6bc5b1361aff045486e914a8c3d0fce
[INFO] running `Command { std: "docker" "start" "-a" "27c46cd77651983bc1e7ee151cbd1330c6bc5b1361aff045486e914a8c3d0fce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking wit-schema-version v0.1.0
[INFO] [stderr]     Checking wasmparser v0.77.0
[INFO] [stderr]     Checking wit-writer v0.2.0
[INFO] [stderr]     Checking wit-parser v0.2.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling walrus-macro v0.19.0
[INFO] [stderr]     Checking walrus v0.19.0
[INFO] [stderr]     Checking wit-walrus v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.34s
[INFO] running `Command { std: "docker" "inspect" "27c46cd77651983bc1e7ee151cbd1330c6bc5b1361aff045486e914a8c3d0fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27c46cd77651983bc1e7ee151cbd1330c6bc5b1361aff045486e914a8c3d0fce", kill_on_drop: false }`
[INFO] [stdout] 27c46cd77651983bc1e7ee151cbd1330c6bc5b1361aff045486e914a8c3d0fce