[INFO] updating cached repository https://github.com/katharostech/lucky
[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] [stderr] From https://github.com/katharostech/lucky
[INFO] [stderr]  - [deleted]         (none)     -> choco-metadata
[INFO] [stderr]    974d85d..09562e5  gh-pages   -> gh-pages
[INFO] [stderr]    40c7dd8..7e3fdde  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7e3fdde6a62b6f90d56aa4d831dc7b499a2b28f0
[INFO] checking katharostech/lucky against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatharostech%2Flucky" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/katharostech/lucky 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/katharostech/lucky
[INFO] finished tweaking git repo https://github.com/katharostech/lucky
[INFO] tweaked toml for git repo https://github.com/katharostech/lucky written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/katharostech/lucky 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 78a4e880604cd205189cad1db674815fa1664e324c948b5212c1a6a0b67caf33
[INFO] running `"docker" "start" "-a" "78a4e880604cd205189cad1db674815fa1664e324c948b5212c1a6a0b67caf33"`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling varlink_parser v4.0.3
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling chainerror v0.4.3
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling anyhow v1.0.25
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking strsim v0.9.2
[INFO] [stderr]     Checking rprompt v1.0.4
[INFO] [stderr]     Checking strum v0.16.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking minimad v0.5.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling pest v2.1.2
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr] error[E0277]: cannot add-assign `&ansi_term::display::ANSIGenericString<'_, str>` to `std::string::String`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/varlink_parser-4.0.3/src/format.rs:558:15
[INFO] [stderr]     |
[INFO] [stderr] 558 |             f += &Colour::Blue.paint(self.doc);
[INFO] [stderr]     |               ^^ no implementation for `std::string::String += &ansi_term::display::ANSIGenericString<'_, str>`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::AddAssign<&ansi_term::display::ANSIGenericString<'_, str>>` is not implemented for `std::string::String`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: cannot add-assign `&ansi_term::display::ANSIGenericString<'_, str>` to `std::string::String`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/varlink_parser-4.0.3/src/format.rs:566:19
[INFO] [stderr]     |
[INFO] [stderr] 566 |                 f += &Colour::Blue.paint(t.doc);
[INFO] [stderr]     |                   ^^ no implementation for `std::string::String += &ansi_term::display::ANSIGenericString<'_, str>`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::AddAssign<&ansi_term::display::ANSIGenericString<'_, str>>` is not implemented for `std::string::String`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: cannot add-assign `&ansi_term::display::ANSIGenericString<'_, str>` to `std::string::String`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/varlink_parser-4.0.3/src/format.rs:581:19
[INFO] [stderr]     |
[INFO] [stderr] 581 |                 f += &Colour::Blue.paint(m.doc);
[INFO] [stderr]     |                   ^^ no implementation for `std::string::String += &ansi_term::display::ANSIGenericString<'_, str>`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::AddAssign<&ansi_term::display::ANSIGenericString<'_, str>>` is not implemented for `std::string::String`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: cannot add-assign `&ansi_term::display::ANSIGenericString<'_, str>` to `std::string::String`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/varlink_parser-4.0.3/src/format.rs:597:19
[INFO] [stderr]     |
[INFO] [stderr] 597 |                 f += &Colour::Blue.paint(t.doc);
[INFO] [stderr]     |                   ^^ no implementation for `std::string::String += &ansi_term::display::ANSIGenericString<'_, str>`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the trait `std::ops::AddAssign<&ansi_term::display::ANSIGenericString<'_, str>>` is not implemented for `std::string::String`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `varlink_parser`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "78a4e880604cd205189cad1db674815fa1664e324c948b5212c1a6a0b67caf33"`
[INFO] running `"docker" "rm" "-f" "78a4e880604cd205189cad1db674815fa1664e324c948b5212c1a6a0b67caf33"`
[INFO] [stdout] 78a4e880604cd205189cad1db674815fa1664e324c948b5212c1a6a0b67caf33