[INFO] cloning repository https://github.com/tronje/brownhttpd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tronje/brownhttpd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftronje%2Fbrownhttpd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftronje%2Fbrownhttpd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ec1d9ab057a0bc334f3a9d702def41b04241192
[INFO] checking tronje/brownhttpd against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftronje%2Fbrownhttpd" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tronje/brownhttpd on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tronje/brownhttpd
[INFO] finished tweaking git repo https://github.com/tronje/brownhttpd
[INFO] tweaked toml for git repo https://github.com/tronje/brownhttpd written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/tronje/brownhttpd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tiny_http v0.5.8
[INFO] [stderr]   Downloaded same-file v0.1.3
[INFO] [stderr]   Downloaded textwrap v0.8.0
[INFO] [stderr]   Downloaded walkdir v1.0.7
[INFO] [stderr]   Downloaded clap v2.26.2
[INFO] [stderr]   Downloaded redox_syscall v0.1.31
[INFO] [stderr]   Downloaded daemonize v0.2.3
[INFO] [stderr]   Downloaded url v0.2.38
[INFO] [stderr]   Downloaded ascii v0.7.1
[INFO] [stderr]   Downloaded chunked_transfer v0.3.1
[INFO] [stderr]   Downloaded rand v0.3.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3440617b6d4b503e61de4323e1daf64d4aed811244f5586c39ceee7af01fb896
[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" "3440617b6d4b503e61de4323e1daf64d4aed811244f5586c39ceee7af01fb896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3440617b6d4b503e61de4323e1daf64d4aed811244f5586c39ceee7af01fb896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3440617b6d4b503e61de4323e1daf64d4aed811244f5586c39ceee7af01fb896", kill_on_drop: false }`
[INFO] [stdout] 3440617b6d4b503e61de4323e1daf64d4aed811244f5586c39ceee7af01fb896
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 950b318b40c0d3cf6ebe0c06dc8c264094f189e6b1575b3e77b149157f637629
[INFO] running `Command { std: "docker" "start" "-a" "950b318b40c0d3cf6ebe0c06dc8c264094f189e6b1575b3e77b149157f637629", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]     Checking chunked_transfer v0.3.1
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking same-file v0.1.3
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking walkdir v1.0.7
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]     Checking daemonize v0.2.3
[INFO] [stderr]     Checking textwrap v0.8.0
[INFO] [stderr]     Checking clap v2.26.2
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking uuid v0.1.18
[INFO] [stderr]     Checking url v0.2.38
[INFO] [stderr]     Checking tiny_http v0.5.8
[INFO] [stderr]     Checking brownhttpd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.90s
[INFO] running `Command { std: "docker" "inspect" "950b318b40c0d3cf6ebe0c06dc8c264094f189e6b1575b3e77b149157f637629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "950b318b40c0d3cf6ebe0c06dc8c264094f189e6b1575b3e77b149157f637629", kill_on_drop: false }`
[INFO] [stdout] 950b318b40c0d3cf6ebe0c06dc8c264094f189e6b1575b3e77b149157f637629