[INFO] updating cached repository https://github.com/EloD10/todorocket
[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] b9572e99416d9498c94ef6b6b903cc1aa3f92b6d
[INFO] checking EloD10/todorocket against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEloD10%2Ftodorocket" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EloD10/todorocket on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/EloD10/todorocket
[INFO] finished tweaking git repo https://github.com/EloD10/todorocket
[INFO] tweaked toml for git repo https://github.com/EloD10/todorocket written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/EloD10/todorocket already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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] 5105154b5c24883f2f2651df4d77660ecf6cf3d84326fd9fd6f8b2698497f76f
[INFO] running `"docker" "start" "-a" "5105154b5c24883f2f2651df4d77660ecf6cf3d84326fd9fd6f8b2698497f76f"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]    Compiling matches v0.1.7
[INFO] [stderr]    Compiling byteorder v1.2.4
[INFO] [stderr]    Compiling ryu v0.2.3
[INFO] [stderr]    Compiling indexmap v1.0.1
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]    Compiling ring v0.13.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking filetime v0.1.15
[INFO] [stderr]     Checking isatty v0.1.8
[INFO] [stderr]     Checking inotify v0.3.0
[INFO] [stderr]    Compiling pear_codegen v0.1.0 (http://github.com/SergioBenitez/Pear?rev=b475140#b4751403)
[INFO] [stderr]    Compiling rocket v0.4.0-dev (https://github.com/SergioBenitez/Rocket.git#46da03c3)
[INFO] [stderr]    Compiling rocket_codegen v0.4.0-dev (https://github.com/SergioBenitez/Rocket.git#46da03c3)
[INFO] [stderr]    Compiling log v0.4.4
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking base64 v0.9.2
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking slug v0.1.3
[INFO] [stderr]     Checking walkdir v2.2.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]     Checking aho-corasick v0.6.6
[INFO] [stderr]    Compiling smallvec v0.6.4
[INFO] [stderr]     Checking r2d2 v0.8.2
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]     Checking backtrace-sys v0.1.24
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr] error[E0658]: use of unstable library feature 'proc_macro_def_site'
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.13/src/unstable.rs:359:27
[INFO] [stderr]     |
[INFO] [stderr] 359 |             Span::Nightly(proc_macro::Span::def_site())
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #54724 <https://github.com/rust-lang/rust/issues/54724> for more information
[INFO] [stderr]     = help: add `#![feature(proc_macro_def_site)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: could not compile `proc-macro2`.
[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" "5105154b5c24883f2f2651df4d77660ecf6cf3d84326fd9fd6f8b2698497f76f"`
[INFO] running `"docker" "rm" "-f" "5105154b5c24883f2f2651df4d77660ecf6cf3d84326fd9fd6f8b2698497f76f"`
[INFO] [stdout] 5105154b5c24883f2f2651df4d77660ecf6cf3d84326fd9fd6f8b2698497f76f
