[INFO] updating cached repository https://github.com/treeman/rqr
[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] ffd1a994eb2db53d78c289e92eb7199410508c5b
[INFO] checking treeman/rqr against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftreeman%2Frqr" "/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/treeman/rqr 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/treeman/rqr
[INFO] finished tweaking git repo https://github.com/treeman/rqr
[INFO] tweaked toml for git repo https://github.com/treeman/rqr written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/treeman/rqr 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]     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] c7fd2e59430c56967c4a41d46d5cb9aaa4338f7e2f51c3aeb471dca1eef2aa0e
[INFO] running `"docker" "start" "-a" "c7fd2e59430c56967c4a41d46d5cb9aaa4338f7e2f51c3aeb471dca1eef2aa0e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]     Checking bitvec v0.10.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking memchr v2.2.0
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking rqr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mask.rs:21:26
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn fun(&self) -> Box<Fn(usize, usize) -> bool> {
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> bool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mask.rs:203:26
[INFO] [stderr]     |
[INFO] [stderr] 203 | fn apply_mask_fun(f: Box<Fn(usize, usize) -> bool>, matrix: &Matrix) -> Matrix {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/version.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |         (((self.index()) * 4) + 21)
[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 block return value
[INFO] [stderr]   --> src/version.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         (self.0 - 1)
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mask.rs:21:26
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn fun(&self) -> Box<Fn(usize, usize) -> bool> {
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> bool`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mask.rs:203:26
[INFO] [stderr]     |
[INFO] [stderr] 203 | fn apply_mask_fun(f: Box<Fn(usize, usize) -> bool>, matrix: &Matrix) -> Matrix {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize, usize) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/version.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |         (((self.index()) * 4) + 21)
[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 block return value
[INFO] [stderr]   --> src/version.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         (self.0 - 1)
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f32` as `i16` is invalid
[INFO] [stderr]    --> src/mask.rs:195:17
[INFO] [stderr]     |
[INFO] [stderr] 195 |     let ratio = ((dark as f32) / (total as f32) * 100.0) as i16;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `usize` is invalid
[INFO] [stderr]    --> src/render.rs:292:22
[INFO] [stderr]     |
[INFO] [stderr] 292 |         let cell_w = ((self.w as f64) / (cell_count as f64)).ceil() as usize;
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `usize` is invalid
[INFO] [stderr]    --> src/render.rs:293:22
[INFO] [stderr]     |
[INFO] [stderr] 293 |         let cell_h = ((self.h as f64) / (cell_count as f64)).ceil() as usize;
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors; 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `rqr`.
[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[E0606]: casting `f32` as `i16` is invalid
[INFO] [stderr]    --> src/mask.rs:195:17
[INFO] [stderr]     |
[INFO] [stderr] 195 |     let ratio = ((dark as f32) / (total as f32) * 100.0) as i16;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `usize` is invalid
[INFO] [stderr]    --> src/render.rs:292:22
[INFO] [stderr]     |
[INFO] [stderr] 292 |         let cell_w = ((self.w as f64) / (cell_count as f64)).ceil() as usize;
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0606]: casting `f64` as `usize` is invalid
[INFO] [stderr]    --> src/render.rs:293:22
[INFO] [stderr]     |
[INFO] [stderr] 293 |         let cell_h = ((self.h as f64) / (cell_count as f64)).ceil() as usize;
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors; 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `rqr`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c7fd2e59430c56967c4a41d46d5cb9aaa4338f7e2f51c3aeb471dca1eef2aa0e"`
[INFO] running `"docker" "rm" "-f" "c7fd2e59430c56967c4a41d46d5cb9aaa4338f7e2f51c3aeb471dca1eef2aa0e"`
[INFO] [stdout] c7fd2e59430c56967c4a41d46d5cb9aaa4338f7e2f51c3aeb471dca1eef2aa0e