[INFO] updating cached repository https://github.com/mattclement/viso
[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] 440c0e938b3b2989abe1ee12ee9a3e38deb47bd5
[INFO] testing mattclement/viso against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattclement%2Fviso" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mattclement/viso 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/mattclement/viso
[INFO] finished tweaking git repo https://github.com/mattclement/viso
[INFO] tweaked toml for git repo https://github.com/mattclement/viso written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/mattclement/viso 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] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 85fd4314c8139a91c9bc317503cccfdf822b4dc038448422e6f1668383fa8039
[INFO] running `"docker" "start" "-a" "85fd4314c8139a91c9bc317503cccfdf822b4dc038448422e6f1668383fa8039"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling tui v0.8.0
[INFO] [stderr]    Compiling backtrace v0.3.42
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling serde_json v1.0.45
[INFO] [stderr]    Compiling viso v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | /     loop {
[INFO] [stderr] 30 | |         match events.next()? {
[INFO] [stderr] 31 | |             Event::Tick => ticks += 1,
[INFO] [stderr] 32 | |             Event::Input(input) => controller = controller.step(input),
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |         // }
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____- any code following this expression is unreachable
[INFO] [stderr] 40 | 
[INFO] [stderr] 41 |       Ok(())
[INFO] [stderr]    |       ^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `ticks` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let mut ticks = 0;
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_ticks` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ignore_exit_key`
[INFO] [stderr]   --> src/util/event.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |             let ignore_exit_key = ignore_exit_key.clone();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ignore_exit_key`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.98s
[INFO] running `"docker" "inspect" "85fd4314c8139a91c9bc317503cccfdf822b4dc038448422e6f1668383fa8039"`
[INFO] running `"docker" "rm" "-f" "85fd4314c8139a91c9bc317503cccfdf822b4dc038448422e6f1668383fa8039"`
[INFO] [stdout] 85fd4314c8139a91c9bc317503cccfdf822b4dc038448422e6f1668383fa8039
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f12ccfef8081c28c63de1d2fcb92a54a37392f886313fa480e88a20dd01b89be
[INFO] running `"docker" "start" "-a" "f12ccfef8081c28c63de1d2fcb92a54a37392f886313fa480e88a20dd01b89be"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling viso v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | /     loop {
[INFO] [stderr] 30 | |         match events.next()? {
[INFO] [stderr] 31 | |             Event::Tick => ticks += 1,
[INFO] [stderr] 32 | |             Event::Input(input) => controller = controller.step(input),
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |         // }
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____- any code following this expression is unreachable
[INFO] [stderr] 40 | 
[INFO] [stderr] 41 |       Ok(())
[INFO] [stderr]    |       ^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `ticks` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let mut ticks = 0;
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_ticks` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ignore_exit_key`
[INFO] [stderr]   --> src/util/event.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |             let ignore_exit_key = ignore_exit_key.clone();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ignore_exit_key`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "f12ccfef8081c28c63de1d2fcb92a54a37392f886313fa480e88a20dd01b89be"`
[INFO] running `"docker" "rm" "-f" "f12ccfef8081c28c63de1d2fcb92a54a37392f886313fa480e88a20dd01b89be"`
[INFO] [stdout] f12ccfef8081c28c63de1d2fcb92a54a37392f886313fa480e88a20dd01b89be
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fd7973254d4ddc4302660a19987de7e429018a128a34abf57b95e5e84a0fd4b6
[INFO] running `"docker" "start" "-a" "fd7973254d4ddc4302660a19987de7e429018a128a34abf57b95e5e84a0fd4b6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | /     loop {
[INFO] [stderr] 30 | |         match events.next()? {
[INFO] [stderr] 31 | |             Event::Tick => ticks += 1,
[INFO] [stderr] 32 | |             Event::Input(input) => controller = controller.step(input),
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |         // }
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____- any code following this expression is unreachable
[INFO] [stderr] 40 | 
[INFO] [stderr] 41 |       Ok(())
[INFO] [stderr]    |       ^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `ticks` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let mut ticks = 0;
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_ticks` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ignore_exit_key`
[INFO] [stderr]   --> src/util/event.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |             let ignore_exit_key = ignore_exit_key.clone();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ignore_exit_key`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/viso-4cbeb9a929fea506
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fd7973254d4ddc4302660a19987de7e429018a128a34abf57b95e5e84a0fd4b6"`
[INFO] running `"docker" "rm" "-f" "fd7973254d4ddc4302660a19987de7e429018a128a34abf57b95e5e84a0fd4b6"`
[INFO] [stdout] fd7973254d4ddc4302660a19987de7e429018a128a34abf57b95e5e84a0fd4b6