[INFO] cloning repository https://github.com/cympfh/web-grep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cympfh/web-grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcympfh%2Fweb-grep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcympfh%2Fweb-grep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ca507523d15048c15bfc04df417cbfc523f9f0a
[INFO] checking cympfh/web-grep against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcympfh%2Fweb-grep" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cympfh/web-grep 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 git repo https://github.com/cympfh/web-grep
[INFO] finished tweaking git repo https://github.com/cympfh/web-grep
[INFO] tweaked toml for git repo https://github.com/cympfh/web-grep written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/cympfh/web-grep 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 3ca96ab45410956a72fef373903a7499009ae0adc9d60bc8e47cdabcdf6c43e9
[INFO] running `Command { std: "docker" "start" "-a" "3ca96ab45410956a72fef373903a7499009ae0adc9d60bc8e47cdabcdf6c43e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ca96ab45410956a72fef373903a7499009ae0adc9d60bc8e47cdabcdf6c43e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ca96ab45410956a72fef373903a7499009ae0adc9d60bc8e47cdabcdf6c43e9", kill_on_drop: false }`
[INFO] [stdout] 3ca96ab45410956a72fef373903a7499009ae0adc9d60bc8e47cdabcdf6c43e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] ff9870716eae58c86307b2a69fda31ceb5748e4082bcaa9cfd50ae0ae429b0ac
[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" "ff9870716eae58c86307b2a69fda31ceb5748e4082bcaa9cfd50ae0ae429b0ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v0.3.2
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling derive_more v0.99.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling structopt-derive v0.4.6
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking structopt v0.3.13
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking kuchiki v0.8.0
[INFO] [stderr]     Checking easy-scraper v0.1.1
[INFO] [stderr]     Checking web-grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "ff9870716eae58c86307b2a69fda31ceb5748e4082bcaa9cfd50ae0ae429b0ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff9870716eae58c86307b2a69fda31ceb5748e4082bcaa9cfd50ae0ae429b0ac", kill_on_drop: false }`
[INFO] [stdout] ff9870716eae58c86307b2a69fda31ceb5748e4082bcaa9cfd50ae0ae429b0ac