[INFO] updating cached repository https://github.com/psFried/pgen
[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] 008a4c680cd3651da5442780076523df1e8df86e
[INFO] checking psFried/pgen against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FpsFried%2Fpgen" "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/psFried/pgen on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/psFried/pgen
[INFO] finished tweaking git repo https://github.com/psFried/pgen
[INFO] tweaked toml for git repo https://github.com/psFried/pgen written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/psFried/pgen already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 96d4e1a07f4e1ac1f07ab02a19c26b214760a8dcf2bc3254df8ba39ffa30647a
[INFO] running `"docker" "start" "-a" "96d4e1a07f4e1ac1f07ab02a19c26b214760a8dcf2bc3254df8ba39ffa30647a"`
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling lalrpop-util v0.16.0
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling log v0.4.2
[INFO] [stderr]    Compiling regex-syntax v0.6.1
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]     Checking dirs v1.0.4
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.6.5
[INFO] [stderr]    Compiling serde v1.0.69
[INFO] [stderr]     Checking criterion-plot v0.2.5
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking itertools-num v0.1.2
[INFO] [stderr]     Checking criterion-stats v0.2.5
[INFO] [stderr]     Checking csv v1.0.2
[INFO] [stderr]     Checking serde_json v1.0.32
[INFO] [stderr]     Checking rustyline v3.0.0
[INFO] [stderr]    Compiling ena v0.9.3
[INFO] [stderr]    Compiling bit-set v0.5.0
[INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::string::String: std::convert::AsRef<_>`
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustyline-3.0.0/src/lib.rs:655:43
[INFO] [stderr]     |
[INFO] [stderr] 655 |             editor.add_history_entry(line.as_ref());
[INFO] [stderr]     |                                           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling digest v0.7.4
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0283`.
[INFO] [stderr] error: Could not compile `rustyline`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "96d4e1a07f4e1ac1f07ab02a19c26b214760a8dcf2bc3254df8ba39ffa30647a"`
[INFO] running `"docker" "rm" "-f" "96d4e1a07f4e1ac1f07ab02a19c26b214760a8dcf2bc3254df8ba39ffa30647a"`
[INFO] [stdout] 96d4e1a07f4e1ac1f07ab02a19c26b214760a8dcf2bc3254df8ba39ffa30647a