[INFO] fetching crate awabi 0.2.8...
[INFO] checking awabi-0.2.8 against beta for pr-78714
[INFO] extracting crate awabi 0.2.8 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate awabi 0.2.8 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate awabi 0.2.8
[INFO] finished tweaking crates.io crate awabi 0.2.8
[INFO] tweaked toml for crates.io crate awabi 0.2.8 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate awabi 0.2.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74718fd8a06da8e80c230d811aa4f6436a9782382aa38a63e87139a3efcbf54c
[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" "74718fd8a06da8e80c230d811aa4f6436a9782382aa38a63e87139a3efcbf54c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74718fd8a06da8e80c230d811aa4f6436a9782382aa38a63e87139a3efcbf54c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74718fd8a06da8e80c230d811aa4f6436a9782382aa38a63e87139a3efcbf54c", kill_on_drop: false }`
[INFO] [stdout] 74718fd8a06da8e80c230d811aa4f6436a9782382aa38a63e87139a3efcbf54c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 264671396d228ec0d22b094ae39fd9d1226eb75007b2b8246be42a086cb3a19b
[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" "264671396d228ec0d22b094ae39fd9d1226eb75007b2b8246be42a086cb3a19b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking awabi v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.20s
[INFO] running `Command { std: "docker" "inspect" "264671396d228ec0d22b094ae39fd9d1226eb75007b2b8246be42a086cb3a19b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "264671396d228ec0d22b094ae39fd9d1226eb75007b2b8246be42a086cb3a19b", kill_on_drop: false }`
[INFO] [stdout] 264671396d228ec0d22b094ae39fd9d1226eb75007b2b8246be42a086cb3a19b