[INFO] fetching crate mxml_dep 0.1.3...
[INFO] checking mxml_dep-0.1.3 against beta for pr-78714
[INFO] extracting crate mxml_dep 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mxml_dep 0.1.3 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 mxml_dep 0.1.3
[INFO] finished tweaking crates.io crate mxml_dep 0.1.3
[INFO] tweaked toml for crates.io crate mxml_dep 0.1.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded html_parser v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] cd2c042919aa6130055c8587f5b70f7017453b00bfdabcec763157d356c62692
[INFO] running `Command { std: "docker" "start" "-a" "cd2c042919aa6130055c8587f5b70f7017453b00bfdabcec763157d356c62692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd2c042919aa6130055c8587f5b70f7017453b00bfdabcec763157d356c62692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd2c042919aa6130055c8587f5b70f7017453b00bfdabcec763157d356c62692", kill_on_drop: false }`
[INFO] [stdout] cd2c042919aa6130055c8587f5b70f7017453b00bfdabcec763157d356c62692
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4ff2110a05e257aa194af30994f2e387ffffa1ee2a93f2a3128a44d7e5eb19f6
[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" "4ff2110a05e257aa194af30994f2e387ffffa1ee2a93f2a3128a44d7e5eb19f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking html_parser v0.4.2
[INFO] [stderr]     Checking mxml_dep v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.82s
[INFO] running `Command { std: "docker" "inspect" "4ff2110a05e257aa194af30994f2e387ffffa1ee2a93f2a3128a44d7e5eb19f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ff2110a05e257aa194af30994f2e387ffffa1ee2a93f2a3128a44d7e5eb19f6", kill_on_drop: false }`
[INFO] [stdout] 4ff2110a05e257aa194af30994f2e387ffffa1ee2a93f2a3128a44d7e5eb19f6