[INFO] fetching crate wasm-bindgen-externref-xform 0.2.74...
[INFO] checking wasm-bindgen-externref-xform-0.2.74 against try#7c3a44cf5f95fa5cf164a312bdcf845157af7093 for pr-77325
[INFO] extracting crate wasm-bindgen-externref-xform 0.2.74 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate wasm-bindgen-externref-xform 0.2.74 on toolchain 7c3a44cf5f95fa5cf164a312bdcf845157af7093
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasm-bindgen-externref-xform 0.2.74
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate wasm-bindgen-externref-xform 0.2.74
[INFO] tweaked toml for crates.io crate wasm-bindgen-externref-xform 0.2.74 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9443a77d202a212d6b3eda1864c6598b712a63ba6c28ef780fd5b1fe156a0c1a
[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" "9443a77d202a212d6b3eda1864c6598b712a63ba6c28ef780fd5b1fe156a0c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9443a77d202a212d6b3eda1864c6598b712a63ba6c28ef780fd5b1fe156a0c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9443a77d202a212d6b3eda1864c6598b712a63ba6c28ef780fd5b1fe156a0c1a", kill_on_drop: false }`
[INFO] [stdout] 9443a77d202a212d6b3eda1864c6598b712a63ba6c28ef780fd5b1fe156a0c1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+7c3a44cf5f95fa5cf164a312bdcf845157af7093" "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] f984ea64f8d3a897dcb6028487387fc970db1f318187dd9b6a05e1e082f36d4f
[INFO] running `Command { std: "docker" "start" "-a" "f984ea64f8d3a897dcb6028487387fc970db1f318187dd9b6a05e1e082f36d4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking wasmparser v0.77.0
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking wasmparser v0.78.2
[INFO] [stderr]     Checking wast v35.0.2
[INFO] [stderr]     Checking wast v21.0.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking wasmprinter v0.2.26
[INFO] [stderr]     Checking wat v1.0.37
[INFO] [stderr]    Compiling walrus-macro v0.19.0
[INFO] [stderr]     Checking walrus v0.19.0
[INFO] [stderr]     Checking wasm-bindgen-externref-xform v0.2.74 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.64s
[INFO] running `Command { std: "docker" "inspect" "f984ea64f8d3a897dcb6028487387fc970db1f318187dd9b6a05e1e082f36d4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f984ea64f8d3a897dcb6028487387fc970db1f318187dd9b6a05e1e082f36d4f", kill_on_drop: false }`
[INFO] [stdout] f984ea64f8d3a897dcb6028487387fc970db1f318187dd9b6a05e1e082f36d4f