[INFO] fetching crate wit-walrus 0.6.0...
[INFO] checking wit-walrus-0.6.0 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate wit-walrus 0.6.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate wit-walrus 0.6.0 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "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-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] [stderr]       Adding heck v0.3.3 (latest: v0.5.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding walrus v0.19.0 (latest: v0.21.1)
[INFO] [stderr]       Adding wasmparser v0.77.1 (latest: v0.216.0)
[INFO] [stderr]       Adding wit-parser v0.2.0 (latest: v0.216.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wit-writer v0.2.0
[INFO] [stderr]   Downloaded wit-schema-version v0.1.0
[INFO] [stderr]   Downloaded wasmparser v0.77.1
[INFO] [stderr]   Downloaded wit-parser v0.2.0
[INFO] [stderr]   Downloaded walrus-macro v0.19.0
[INFO] [stderr]   Downloaded walrus v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46f90ff0ff54b0ef75cc67ebb2ef0c3ec8398e231a5948fe0eafebab3435ae73
[INFO] running `Command { std: "docker" "start" "-a" "46f90ff0ff54b0ef75cc67ebb2ef0c3ec8398e231a5948fe0eafebab3435ae73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46f90ff0ff54b0ef75cc67ebb2ef0c3ec8398e231a5948fe0eafebab3435ae73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46f90ff0ff54b0ef75cc67ebb2ef0c3ec8398e231a5948fe0eafebab3435ae73", kill_on_drop: false }`
[INFO] [stdout] 46f90ff0ff54b0ef75cc67ebb2ef0c3ec8398e231a5948fe0eafebab3435ae73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 270fdecfd101844fcaba1938195d8242a5ba2c8755b97650df5fa05247f3924b
[INFO] running `Command { std: "docker" "start" "-a" "270fdecfd101844fcaba1938195d8242a5ba2c8755b97650df5fa05247f3924b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking wit-schema-version v0.1.0
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking wasmparser v0.77.1
[INFO] [stderr]     Checking wit-writer v0.2.0
[INFO] [stderr]     Checking wit-parser v0.2.0
[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` profile [unoptimized + debuginfo] target(s) in 6.32s
[INFO] running `Command { std: "docker" "inspect" "270fdecfd101844fcaba1938195d8242a5ba2c8755b97650df5fa05247f3924b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "270fdecfd101844fcaba1938195d8242a5ba2c8755b97650df5fa05247f3924b", kill_on_drop: false }`
[INFO] [stdout] 270fdecfd101844fcaba1938195d8242a5ba2c8755b97650df5fa05247f3924b