[INFO] fetching crate twyg 0.1.7...
[INFO] checking twyg-0.1.7 against beta for pr-78714
[INFO] extracting crate twyg 0.1.7 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate twyg 0.1.7 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 twyg 0.1.7
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate twyg 0.1.7
[INFO] tweaked toml for crates.io crate twyg 0.1.7 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate twyg 0.1.7 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 13aac927e0cd37499d8c4785d72749ada8045139a75b4fe5760a532b156f5d22
[INFO] running `Command { std: "docker" "start" "-a" "13aac927e0cd37499d8c4785d72749ada8045139a75b4fe5760a532b156f5d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13aac927e0cd37499d8c4785d72749ada8045139a75b4fe5760a532b156f5d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13aac927e0cd37499d8c4785d72749ada8045139a75b4fe5760a532b156f5d22", kill_on_drop: false }`
[INFO] [stdout] 13aac927e0cd37499d8c4785d72749ada8045139a75b4fe5760a532b156f5d22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 963abb8d908cc2d7d3c7049470edb5edd97b24a68b1dcde40c92c56db2b9edb7
[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" "963abb8d908cc2d7d3c7049470edb5edd97b24a68b1dcde40c92c56db2b9edb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking colored v1.9.2
[INFO] [stderr]     Checking aho-corasick v0.7.9
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking fern v0.5.9
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking twyg v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.61s
[INFO] running `Command { std: "docker" "inspect" "963abb8d908cc2d7d3c7049470edb5edd97b24a68b1dcde40c92c56db2b9edb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "963abb8d908cc2d7d3c7049470edb5edd97b24a68b1dcde40c92c56db2b9edb7", kill_on_drop: false }`
[INFO] [stdout] 963abb8d908cc2d7d3c7049470edb5edd97b24a68b1dcde40c92c56db2b9edb7