[INFO] updating cached repository https://github.com/guangie88/rs-fs-report
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 0314adcb72f11b95799667a88f90f8112011c851
[INFO] checking guangie88/rs-fs-report against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguangie88%2Frs-fs-report" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guangie88/rs-fs-report on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/guangie88/rs-fs-report
[INFO] finished tweaking git repo https://github.com/guangie88/rs-fs-report
[INFO] tweaked toml for git repo https://github.com/guangie88/rs-fs-report written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/guangie88/rs-fs-report already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 45285096efc36ac74ae1e5a5956a9c62efd55986e6cfc95baead5c3d4b7b70b3
[INFO] running `"docker" "start" "-a" "45285096efc36ac74ae1e5a5956a9c62efd55986e6cfc95baead5c3d4b7b70b3"`
[INFO] [stderr]    Compiling getopts v0.2.17
[INFO] [stderr]    Compiling remove_dir_all v0.5.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking filebuffer v0.3.0
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.27
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking socket2 v0.3.4
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking serde_json v1.0.13
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking rmp v0.8.7
[INFO] [stderr]     Checking serde_yaml v0.7.3
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking serde-humantime v0.1.1 (https://github.com/tailhook/serde-humantime.git?rev=f76450e#f76450e8)
[INFO] [stderr]    Compiling derive-getters v0.0.3
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking serde-value v0.5.1
[INFO] [stderr]    Compiling pulldown-cmark v0.0.8
[INFO] [stderr]     Checking retry v0.4.0
[INFO] [stderr]     Checking digest v0.7.2
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking simple_logger v0.5.0
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]     Checking sha2 v0.7.0
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking rmp-serde v0.13.7
[INFO] [stderr]     Checking regex v0.2.10
[INFO] [stderr] error[E0277]: cannot add `&std::borrow::Cow<'_, str>` to `std::string::String`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pulldown-cmark-0.0.8/src/utils.rs:51:30
[INFO] [stderr]    |
[INFO] [stderr] 51 |         Owned(a.into_owned() + &b)
[INFO] [stderr]    |                              ^ no implementation for `std::string::String + &std::borrow::Cow<'_, str>`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::ops::Add<&std::borrow::Cow<'_, str>>` is not implemented for `std::string::String`
[INFO] [stderr] 
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `pulldown-cmark`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "45285096efc36ac74ae1e5a5956a9c62efd55986e6cfc95baead5c3d4b7b70b3"`
[INFO] running `"docker" "rm" "-f" "45285096efc36ac74ae1e5a5956a9c62efd55986e6cfc95baead5c3d4b7b70b3"`
[INFO] [stdout] 45285096efc36ac74ae1e5a5956a9c62efd55986e6cfc95baead5c3d4b7b70b3