[INFO] updating cached repository https://github.com/mchesser/mapgen
[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] 0a31a3c395c4c44232f220e1d9470661755292b8
[INFO] testing mchesser/mapgen against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmchesser%2Fmapgen" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mchesser/mapgen on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mchesser/mapgen
[INFO] finished tweaking git repo https://github.com/mchesser/mapgen
[INFO] tweaked toml for git repo https://github.com/mchesser/mapgen written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/mchesser/mapgen already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-14/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[INFO] the lockfile is outdated, regenerating it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" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/quvarxa/basic2d.git`
[INFO] [stderr]     Updating git repository `https://github.com/quvarxa/bitmap.git`
[INFO] [stderr]     Updating git repository `https://github.com/quvarxa/interpolate.git`
[INFO] [stderr]     Updating git repository `https://github.com/bjz/noise-rs`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-06-03" "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] 0171d4f1bbd89ebe910bc91c6ed81b840bdc580972305605c280d5b91a2bd004
[INFO] running `"docker" "start" "-a" "0171d4f1bbd89ebe910bc91c6ed81b840bdc580972305605c280d5b91a2bd004"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling interpolate v0.1.0 (https://github.com/quvarxa/interpolate.git#f6208548)
[INFO] [stderr]    Compiling bitmap v0.0.3 (https://github.com/quvarxa/bitmap.git#2a04c902)
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling basic2d v0.0.2 (https://github.com/quvarxa/basic2d.git#3c8d23f3)
[INFO] [stderr]    Compiling noise v0.6.0 (https://github.com/bjz/noise-rs#5b9656e2)
[INFO] [stderr]    Compiling mapgen v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved imports `noise::Seed`, `noise::Brownian2`, `noise::open_simplex2`
[INFO] [stderr]  --> src/mapgen.rs:4:13
[INFO] [stderr]   |
[INFO] [stderr] 4 | use noise::{Seed, Brownian2, open_simplex2};
[INFO] [stderr]   |             ^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stderr]   |             |     |          |
[INFO] [stderr]   |             |     |          no `open_simplex2` in the root
[INFO] [stderr]   |             |     |          help: a similar name exists in the module: `OpenSimplex`
[INFO] [stderr]   |             |     no `Brownian2` in the root
[INFO] [stderr]   |             no `Seed` in the root
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:46:20
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let mut file = try!(File::create(filename));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/mapgen.rs:61:14
[INFO] [stderr]    |
[INFO] [stderr] 61 |     for x in (0..map.width()) {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/mapgen.rs:62:18
[INFO] [stderr]    |
[INFO] [stderr] 62 |         for y in (0..map.height()) {
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/mapgen.rs:120:11
[INFO] [stderr]     |
[INFO] [stderr] 120 |     for y in (start_y .. end_y + 1) {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/mapgen.rs:121:12
[INFO] [stderr]     |
[INFO] [stderr] 121 |         for x in (start_x .. end_x + 1) {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `mapgen`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "0171d4f1bbd89ebe910bc91c6ed81b840bdc580972305605c280d5b91a2bd004"`
[INFO] running `"docker" "rm" "-f" "0171d4f1bbd89ebe910bc91c6ed81b840bdc580972305605c280d5b91a2bd004"`
[INFO] [stdout] 0171d4f1bbd89ebe910bc91c6ed81b840bdc580972305605c280d5b91a2bd004