[INFO] updating cached repository https://github.com/philipc/findpanics
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dad15c95fc5831760df3201079b4d2f502c173b8
[INFO] checking philipc/findpanics against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphilipc%2Ffindpanics" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/philipc/findpanics on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/philipc/findpanics
[INFO] finished tweaking git repo https://github.com/philipc/findpanics
[INFO] tweaked toml for git repo https://github.com/philipc/findpanics written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/philipc/findpanics already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-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] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a55af8ab9a8377d5d96b4056e08f313c6eee03825c9c47b9f47115786fcb1086
[INFO] running `"docker" "start" "-a" "a55af8ab9a8377d5d96b4056e08f313c6eee03825c9c47b9f47115786fcb1086"`
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking scroll v0.7.0
[INFO] [stderr]    Compiling panopticon-core v0.16.0 (https://github.com/das-labor/panopticon#33ffec0d)
[INFO] [stderr]     Checking smallvec v0.4.4
[INFO] [stderr]     Checking home v0.3.0
[INFO] [stderr]    Compiling cpp_demangle v0.2.7
[INFO] [stderr]     Checking num-complex v0.1.42
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking gimli v0.15.0
[INFO] [stderr]    Compiling scroll_derive v0.8.0
[INFO] [stderr]    Compiling scroll_derive v0.7.0
[INFO] [stderr]     Checking intervaltree v0.2.3
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking tempdir v0.3.6
[INFO] [stderr]     Checking quickcheck v0.3.2
[INFO] [stderr]     Checking scroll v0.8.0
[INFO] [stderr]     Checking goblin v0.0.11
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking goblin v0.0.13
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking object v0.7.0
[INFO] [stderr]     Checking serde_bytes v0.10.3
[INFO] [stderr]     Checking panopticon-graph-algos v0.11.0 (https://github.com/das-labor/panopticon#33ffec0d)
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking serde_yaml v0.7.3
[INFO] [stderr]     Checking addr2line v0.6.0
[INFO] [stderr]     Checking serde_cbor v0.6.1
[INFO] [stderr]     Checking panopticon-amd64 v0.16.0 (https://github.com/das-labor/panopticon#33ffec0d)
[INFO] [stderr]     Checking findpanics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.97s
[INFO] running `"docker" "inspect" "a55af8ab9a8377d5d96b4056e08f313c6eee03825c9c47b9f47115786fcb1086"`
[INFO] running `"docker" "rm" "-f" "a55af8ab9a8377d5d96b4056e08f313c6eee03825c9c47b9f47115786fcb1086"`
[INFO] [stdout] a55af8ab9a8377d5d96b4056e08f313c6eee03825c9c47b9f47115786fcb1086