[INFO] updating cached repository PoC-Consortium/scavenger
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/PoC-Consortium/scavenger
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/PoC-Consortium/scavenger" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/PoC-Consortium/scavenger"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/PoC-Consortium/scavenger'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/PoC-Consortium/scavenger" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/PoC-Consortium/scavenger"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/PoC-Consortium/scavenger'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c3aad43a4de7d5348964bcde7f5c525e942d793d
[INFO] sha for GitHub repo PoC-Consortium/scavenger: c3aad43a4de7d5348964bcde7f5c525e942d793d
[INFO] validating manifest of PoC-Consortium/scavenger on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of PoC-Consortium/scavenger on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing PoC-Consortium/scavenger
[INFO] finished frobbing PoC-Consortium/scavenger
[INFO] frobbed toml for PoC-Consortium/scavenger written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/PoC-Consortium/scavenger/Cargo.toml
[INFO] started frobbing PoC-Consortium/scavenger
[INFO] finished frobbing PoC-Consortium/scavenger
[INFO] frobbed toml for PoC-Consortium/scavenger written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/PoC-Consortium/scavenger/Cargo.toml
[INFO] crate PoC-Consortium/scavenger already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking PoC-Consortium/scavenger against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-3/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/PoC-Consortium/scavenger:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 756a3127730095c2aa3bf276e6539bacb7da14ae356f9b46785c3acc651d1f19
[INFO] running `"docker" "start" "-a" "756a3127730095c2aa3bf276e6539bacb7da14ae356f9b46785c3acc651d1f19"`
[INFO] [stderr]    Compiling scavenger v1.7.4 (/opt/crater/workdir)
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking encoding_rs v0.8.17
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking filetime v0.2.4
[INFO] [stderr]     Checking page_size v0.4.1
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking tokio-current-thread v0.1.5
[INFO] [stderr]     Checking core_affinity v0.5.9
[INFO] [stderr]     Checking pbr v1.0.1
[INFO] [stderr]     Checking clap v2.30.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking sct v0.5.0
[INFO] [stderr]     Checking webpki v0.19.1
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]    Compiling syn v0.15.27
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking aligned_alloc v0.1.3
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.12
[INFO] [stderr]     Checking ct-logs v0.5.1
[INFO] [stderr]     Checking rustls v0.15.1
[INFO] [stderr]     Checking webpki-roots v0.16.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking stopwatch v0.0.7
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio v0.1.16
[INFO] [stderr]     Checking tokio-rustls v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking hyper v0.12.25
[INFO] [stderr]     Checking hyper-rustls v0.16.0
[INFO] [stderr]     Checking reqwest v0.9.10
[INFO] [stderr]     Checking log4rs v0.8.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `"docker" "inspect" "756a3127730095c2aa3bf276e6539bacb7da14ae356f9b46785c3acc651d1f19"`
[INFO] running `"docker" "rm" "-f" "756a3127730095c2aa3bf276e6539bacb7da14ae356f9b46785c3acc651d1f19"`
[INFO] [stdout] 756a3127730095c2aa3bf276e6539bacb7da14ae356f9b46785c3acc651d1f19