[INFO] fetching crate wasmer-emscripten 1.0.0-alpha3...
[INFO] checking wasmer-emscripten-1.0.0-alpha3 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate wasmer-emscripten 1.0.0-alpha3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate wasmer-emscripten 1.0.0-alpha3 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-emscripten 1.0.0-alpha3
[INFO] finished tweaking crates.io crate wasmer-emscripten 1.0.0-alpha3
[INFO] tweaked toml for crates.io crate wasmer-emscripten 1.0.0-alpha3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0c85a2db2a652b881e8d67c4b0ff0972564dccc95d4a177c9571607180d36a0
[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" "a0c85a2db2a652b881e8d67c4b0ff0972564dccc95d4a177c9571607180d36a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0c85a2db2a652b881e8d67c4b0ff0972564dccc95d4a177c9571607180d36a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0c85a2db2a652b881e8d67c4b0ff0972564dccc95d4a177c9571607180d36a0", kill_on_drop: false }`
[INFO] [stdout] a0c85a2db2a652b881e8d67c4b0ff0972564dccc95d4a177c9571607180d36a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef1d92d1a1fceb4f17ee2e2654e8d6cece5a4a2731aa26b0aef3bdeeaf6c5bf4
[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" "ef1d92d1a1fceb4f17ee2e2654e8d6cece5a4a2731aa26b0aef3bdeeaf6c5bf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking wasmer-compiler v1.0.0-alpha3
[INFO] [stderr]     Checking wasmer-engine v1.0.0-alpha3
[INFO] [stderr]     Checking wasmer v1.0.0-alpha3
[INFO] [stderr]     Checking wasmer-emscripten v1.0.0-alpha3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.18s
[INFO] running `Command { std: "docker" "inspect" "ef1d92d1a1fceb4f17ee2e2654e8d6cece5a4a2731aa26b0aef3bdeeaf6c5bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef1d92d1a1fceb4f17ee2e2654e8d6cece5a4a2731aa26b0aef3bdeeaf6c5bf4", kill_on_drop: false }`
[INFO] [stdout] ef1d92d1a1fceb4f17ee2e2654e8d6cece5a4a2731aa26b0aef3bdeeaf6c5bf4