[INFO] cloning repository https://github.com/anziem/rust_web_scraper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anziem/rust_web_scraper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanziem%2Frust_web_scraper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanziem%2Frust_web_scraper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f4f5f1b240c7a18bd40ddf9ec0ae55741396c8b
[INFO] testing anziem/rust_web_scraper against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanziem%2Frust_web_scraper" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anziem/rust_web_scraper on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anziem/rust_web_scraper
[INFO] finished tweaking git repo https://github.com/anziem/rust_web_scraper
[INFO] tweaked toml for git repo https://github.com/anziem/rust_web_scraper written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/anziem/rust_web_scraper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f59f7303b8ed8143886389480e3fbb37ff03523da8f3ac56987cec312112f70f
[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" "f59f7303b8ed8143886389480e3fbb37ff03523da8f3ac56987cec312112f70f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f59f7303b8ed8143886389480e3fbb37ff03523da8f3ac56987cec312112f70f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f59f7303b8ed8143886389480e3fbb37ff03523da8f3ac56987cec312112f70f", kill_on_drop: false }`
[INFO] [stdout] f59f7303b8ed8143886389480e3fbb37ff03523da8f3ac56987cec312112f70f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43c71ff13f8f5847a3d4c0609b5b83a04450d45ab3051a503be26c642de9d482
[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" "43c71ff13f8f5847a3d4c0609b5b83a04450d45ab3051a503be26c642de9d482", kill_on_drop: false }`
[INFO] [stderr]    Compiling phf_shared v0.7.17
[INFO] [stderr]    Compiling matches v0.1.3
[INFO] [stderr]    Compiling gcc v0.3.37
[INFO] [stderr]    Compiling lazy_static v0.2.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.19
[INFO] [stderr]    Compiling mac v0.0.2
[INFO] [stderr]    Compiling serde v0.8.16
[INFO] [stderr]    Compiling bit-vec v0.4.3
[INFO] [stderr]    Compiling httparse v1.1.2
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling openssl-sys v0.7.17
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling futf v0.1.2
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unicode-bidi v0.2.3
[INFO] [stderr]    Compiling utf-8 v0.6.0
[INFO] [stderr]    Compiling phf v0.7.17
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling tendril v0.2.3
[INFO] [stderr]    Compiling idna v0.1.0
[INFO] [stderr]    Compiling phf_generator v0.7.17
[INFO] [stderr]    Compiling openssl-sys-extras v0.7.14
[INFO] [stderr]    Compiling openssl v0.7.14
[INFO] [stderr]    Compiling phf_codegen v0.7.17
[INFO] [stderr]    Compiling string_cache v0.2.29
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "43c71ff13f8f5847a3d4c0609b5b83a04450d45ab3051a503be26c642de9d482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43c71ff13f8f5847a3d4c0609b5b83a04450d45ab3051a503be26c642de9d482", kill_on_drop: false }`
[INFO] [stdout] 43c71ff13f8f5847a3d4c0609b5b83a04450d45ab3051a503be26c642de9d482
