[INFO] updating cached repository https://github.com/porglezomp/rust-raytracer
[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] 0848aeae5fddfa5a4088c25a84a3bd1ae2e5491d
[INFO] testing porglezomp/rust-raytracer against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fporglezomp%2Frust-raytracer" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/porglezomp/rust-raytracer on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/porglezomp/rust-raytracer
[INFO] finished tweaking git repo https://github.com/porglezomp/rust-raytracer
[INFO] tweaked toml for git repo https://github.com/porglezomp/rust-raytracer written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/porglezomp/rust-raytracer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-8/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[INFO] the lockfile is outdated, regenerating it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" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/bjz/cgmath-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/pornel/lodepng-rust.git`
[INFO] [stderr]     Updating git repository `https://github.com/AngryLawyer/rust-sdl2.git`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 75b0cb4158ca0019690404d6770266255e378abfbc85e685a5c906e224baa720
[INFO] running `"docker" "start" "-a" "75b0cb4158ca0019690404d6770266255e378abfbc85e685a5c906e224baa720"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling sdl2 v0.34.1 (https://github.com/AngryLawyer/rust-sdl2.git#755f163e)
[INFO] [stderr]    Compiling cgmath v0.17.0 (https://github.com/bjz/cgmath-rs.git#2c7ee50e)
[INFO] [stderr]    Compiling rgb v0.8.18
[INFO] [stderr]    Compiling sdl2-sys v0.34.0 (https://github.com/AngryLawyer/rust-sdl2.git#755f163e)
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling lodepng v2.6.0 (https://github.com/pornel/lodepng-rust.git#ec705b83)
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling raytracer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: invalid suffix `u` for integer literal
[INFO] [stderr]   --> src/main.rs:61:23
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let mut counter = 0u;
[INFO] [stderr]    |                       ^^ invalid suffix `u`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `)`, `,`, `.`, `?`, or an operator, found `{`
[INFO] [stderr]    --> src/main.rs:103:18
[INFO] [stderr]     |
[INFO] [stderr] 103 |     spawn(proc() {
[INFO] [stderr]     |                 -^ expected one of `)`, `,`, `.`, `?`, or an operator
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: missing `,`
[INFO] [stderr] 
[INFO] [stderr] error[E0463]: can't find crate for `serialize`
[INFO] [stderr]  --> src/main.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | extern crate serialize;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `raytracer`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "75b0cb4158ca0019690404d6770266255e378abfbc85e685a5c906e224baa720"`
[INFO] running `"docker" "rm" "-f" "75b0cb4158ca0019690404d6770266255e378abfbc85e685a5c906e224baa720"`
[INFO] [stdout] 75b0cb4158ca0019690404d6770266255e378abfbc85e685a5c906e224baa720