[INFO] cloning repository scottkaz/rss_reader
[INFO] running `"git" "clone" "--bare" "git://github.com/scottkaz/rss_reader.git" "work/cache/sources/gh/scottkaz/rss_reader"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/scottkaz/rss_reader'...
[INFO] running `"git" "clone" "work/cache/sources/gh/scottkaz/rss_reader" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/scottkaz/rss_reader"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/scottkaz/rss_reader'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/scottkaz/rss_reader" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/scottkaz/rss_reader"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/scottkaz/rss_reader'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 933b23524dacf98f00f203e4a7911c61afeebcc1
[INFO] sha for GitHub repo scottkaz/rss_reader: 933b23524dacf98f00f203e4a7911c61afeebcc1
[INFO] validating manifest of scottkaz/rss_reader on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of scottkaz/rss_reader on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing scottkaz/rss_reader
[INFO] finished frobbing scottkaz/rss_reader
[INFO] frobbed toml for scottkaz/rss_reader written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/scottkaz/rss_reader/Cargo.toml
[INFO] started frobbing scottkaz/rss_reader
[INFO] finished frobbing scottkaz/rss_reader
[INFO] frobbed toml for scottkaz/rss_reader written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/scottkaz/rss_reader/Cargo.toml
[INFO] crate scottkaz/rss_reader already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rss v1.6.0
[INFO] [stderr]   Downloaded quick-xml v0.13.1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking scottkaz/rss_reader against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/scottkaz/rss_reader:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f5d7052ec435d3b08ce0050fba6c902730336fd1ab3614cc110dff0d6959fe76
[INFO] running `"docker" "start" "-a" "f5d7052ec435d3b08ce0050fba6c902730336fd1ab3614cc110dff0d6959fe76"`
[INFO] [stderr]    Compiling derive_builder v0.6.0
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]    Compiling darling_core v0.6.3
[INFO] [stderr]    Compiling syn v0.15.13
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking tokio-threadpool v0.1.8
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking h2 v0.1.13
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-reactor v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-uds v0.2.3
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio v0.1.11
[INFO] [stderr]     Checking hyper v0.12.12
[INFO] [stderr]    Compiling darling_macro v0.6.3
[INFO] [stderr]    Compiling darling v0.6.3
[INFO] [stderr]    Compiling derive_builder_core v0.3.0
[INFO] [stderr]    Compiling synstructure v0.10.0
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking reqwest v0.9.3
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking quick-xml v0.13.1
[INFO] [stderr]     Checking rss v1.6.0
[INFO] [stderr]     Checking rss_reader v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.29s
[INFO] running `"docker" "inspect" "f5d7052ec435d3b08ce0050fba6c902730336fd1ab3614cc110dff0d6959fe76"`
[INFO] running `"docker" "rm" "-f" "f5d7052ec435d3b08ce0050fba6c902730336fd1ab3614cc110dff0d6959fe76"`
[INFO] [stdout] f5d7052ec435d3b08ce0050fba6c902730336fd1ab3614cc110dff0d6959fe76