[INFO] fetching crate wasm-bindgen-externref-xform 0.2.68...
[INFO] checking wasm-bindgen-externref-xform-0.2.68 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate wasm-bindgen-externref-xform 0.2.68 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate wasm-bindgen-externref-xform 0.2.68 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasm-bindgen-externref-xform 0.2.68
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate wasm-bindgen-externref-xform 0.2.68
[INFO] tweaked toml for crates.io crate wasm-bindgen-externref-xform 0.2.68 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30247ed07676ae37059777e9313f23ba94988ada74a7053dfb9acfa7663a7d73
[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" "30247ed07676ae37059777e9313f23ba94988ada74a7053dfb9acfa7663a7d73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30247ed07676ae37059777e9313f23ba94988ada74a7053dfb9acfa7663a7d73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30247ed07676ae37059777e9313f23ba94988ada74a7053dfb9acfa7663a7d73", kill_on_drop: false }`
[INFO] [stdout] 30247ed07676ae37059777e9313f23ba94988ada74a7053dfb9acfa7663a7d73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4c4c526fd05c9fab877c76bcb3bcd7526bee7d63c560751ddc07000ad83950e
[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" "c4c4c526fd05c9fab877c76bcb3bcd7526bee7d63c560751ddc07000ad83950e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking wasmparser v0.68.0
[INFO] [stderr]     Checking wast v27.0.0
[INFO] [stderr]     Checking wast v21.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking wasmprinter v0.2.15
[INFO] [stderr]     Checking wat v1.0.28
[INFO] [stderr]    Compiling walrus-macro v0.18.0
[INFO] [stderr]     Checking walrus v0.18.0
[INFO] [stderr]     Checking wasm-bindgen-externref-xform v0.2.68 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.05s
[INFO] running `Command { std: "docker" "inspect" "c4c4c526fd05c9fab877c76bcb3bcd7526bee7d63c560751ddc07000ad83950e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4c4c526fd05c9fab877c76bcb3bcd7526bee7d63c560751ddc07000ad83950e", kill_on_drop: false }`
[INFO] [stdout] c4c4c526fd05c9fab877c76bcb3bcd7526bee7d63c560751ddc07000ad83950e