[INFO] updating cached repository https://github.com/CrystalGamma/lrparse
[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] eda753df48b08ac87245e87f2ac70126c71a79cd
[INFO] checking CrystalGamma/lrparse against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrystalGamma%2Flrparse" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CrystalGamma/lrparse on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/CrystalGamma/lrparse
[INFO] removed path dependency lexer from git repo https://github.com/CrystalGamma/lrparse
[INFO] finished tweaking git repo https://github.com/CrystalGamma/lrparse
[INFO] tweaked toml for git repo https://github.com/CrystalGamma/lrparse written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/CrystalGamma/lrparse already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (lexer) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/CrystalGamma/rust-lookahead`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: dependency (lexer) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] 08b910f61e90ff58335578d1f3333167748a47b8ec0d269aac4dff2a953df9df
[INFO] running `"docker" "start" "-a" "08b910f61e90ff58335578d1f3333167748a47b8ec0d269aac4dff2a953df9df"`
[INFO] [stderr] warning: dependency (lexer) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Checking lookahead v0.0.1 (https://github.com/CrystalGamma/rust-lookahead#71a4d1b2)
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking peek-nth v0.2.0
[INFO] [stderr] error[E0107]: wrong number of type arguments: expected 0, found 1
[INFO] [stderr]  --> /opt/rustwide/cargo-home/git/checkouts/rust-lookahead-a0cbf70c1a89eb7f/71a4d1b/src/lib.rs:1:37
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct LookAhead<T, I: Iterator<T>> {
[INFO] [stderr]   |                                     ^ unexpected type argument
[INFO] [stderr] 
[INFO] [stderr] error[E0107]: wrong number of type arguments: expected 0, found 1
[INFO] [stderr]  --> /opt/rustwide/cargo-home/git/checkouts/rust-lookahead-a0cbf70c1a89eb7f/71a4d1b/src/lib.rs:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 | impl<T, I: Iterator<T>> LookAhead<T, I> {
[INFO] [stderr]   |                     ^ unexpected type argument
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0107`.
[INFO] [stderr] error: could not compile `lookahead`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "08b910f61e90ff58335578d1f3333167748a47b8ec0d269aac4dff2a953df9df"`
[INFO] running `"docker" "rm" "-f" "08b910f61e90ff58335578d1f3333167748a47b8ec0d269aac4dff2a953df9df"`
[INFO] [stdout] 08b910f61e90ff58335578d1f3333167748a47b8ec0d269aac4dff2a953df9df