[INFO] updating cached repository https://github.com/ianfabs/hello_rocket
[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] 8f8ea6ee15e6d6e81be762e83de61d26c90d1c0a
[INFO] checking ianfabs/hello_rocket against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianfabs%2Fhello_rocket" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ianfabs/hello_rocket on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ianfabs/hello_rocket
[INFO] finished tweaking git repo https://github.com/ianfabs/hello_rocket
[INFO] tweaked toml for git repo https://github.com/ianfabs/hello_rocket written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ianfabs/hello_rocket already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 44fd4e5cbbca5f6a2e9227dba98ad339b6560dddbdfc88b9f37b71821e219ff2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "44fd4e5cbbca5f6a2e9227dba98ad339b6560dddbdfc88b9f37b71821e219ff2"`
[INFO] [stderr]     Checking yansi v0.4.0
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling rocket_codegen v0.4.0-rc.1
[INFO] [stderr]    Compiling rocket v0.4.0-rc.1
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking smallvec v0.6.6
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking memchr v2.1.1
[INFO] [stderr]     Checking toml v0.4.9
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]    Compiling cookie v0.11.0
[INFO] [stderr]    Compiling devise_core v0.1.0
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]    Compiling devise_codegen v0.1.0
[INFO] [stderr]    Compiling devise v0.1.0
[INFO] [stderr]    Compiling pear v0.1.2
[INFO] [stderr]     Checking rocket_http v0.4.0-rc.1
[INFO] [stderr] error[E0463]: can't find crate for `syntax_pos`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.4.0-rc.1/src/lib.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | extern crate syntax_pos;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `rocket_codegen`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "44fd4e5cbbca5f6a2e9227dba98ad339b6560dddbdfc88b9f37b71821e219ff2"`
[INFO] running `"docker" "rm" "-f" "44fd4e5cbbca5f6a2e9227dba98ad339b6560dddbdfc88b9f37b71821e219ff2"`
[INFO] [stdout] 44fd4e5cbbca5f6a2e9227dba98ad339b6560dddbdfc88b9f37b71821e219ff2
