[INFO] updating cached repository https://github.com/exphp-share/open-learning-opt [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] c569ee3305c4a44a4dcaaedf9b6043d7fa8af9d6 [INFO] testing exphp-share/open-learning-opt against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexphp-share%2Fopen-learning-opt" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/exphp-share/open-learning-opt 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/exphp-share/open-learning-opt [INFO] finished tweaking git repo https://github.com/exphp-share/open-learning-opt [INFO] tweaked toml for git repo https://github.com/exphp-share/open-learning-opt written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/exphp-share/open-learning-opt 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] warning: unused manifest key: target.x86_64-pc-windows-gnu.linker [INFO] [stderr] warning: unused manifest key: toolchain [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e41acc6cf266d248fe069117fad545db439140469e209eb8208f724b7502f71d [INFO] running `"docker" "start" "-a" "e41acc6cf266d248fe069117fad545db439140469e209eb8208f724b7502f71d"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused manifest key: target.x86_64-pc-windows-gnu.linker [INFO] [stderr] warning: unused manifest key: toolchain [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling clicolors-control v1.0.0 [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling regex v1.2.1 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling crossbeam-deque v0.6.3 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Compiling rayon v1.1.0 [INFO] [stderr] Compiling console v0.7.7 [INFO] [stderr] Compiling open_learning v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `finished` [INFO] [stderr] --> src/main.rs:80:9 [INFO] [stderr] | [INFO] [stderr] 80 | let finished: Mutex = Mutex::new(terminal_render::Type::new(0)); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finished` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ln` [INFO] [stderr] --> src/main.rs:81:9 [INFO] [stderr] | [INFO] [stderr] 81 | let ln = vpn.len() as f32; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_ln` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lastp` [INFO] [stderr] --> src/main.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 83 | let lastp: Mutex = Mutex::new(terminal_render::Type::new(0)); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lastp` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `temps_restant` [INFO] [stderr] --> src/main.rs:112:4 [INFO] [stderr] | [INFO] [stderr] 112 | fn temps_restant(i: &Instant,p: f32) -> u32 { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.72s [INFO] running `"docker" "inspect" "e41acc6cf266d248fe069117fad545db439140469e209eb8208f724b7502f71d"` [INFO] running `"docker" "rm" "-f" "e41acc6cf266d248fe069117fad545db439140469e209eb8208f724b7502f71d"` [INFO] [stdout] e41acc6cf266d248fe069117fad545db439140469e209eb8208f724b7502f71d [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "test" "--frozen" "--no-run"` [INFO] [stdout] 4f948bf17552e06e96264ab0c2b6c29ae2fad8199f1abe3ef894d1dffc8a4060 [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" "4f948bf17552e06e96264ab0c2b6c29ae2fad8199f1abe3ef894d1dffc8a4060"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused manifest key: target.x86_64-pc-windows-gnu.linker [INFO] [stderr] warning: unused manifest key: toolchain [INFO] [stderr] Compiling open_learning v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `finished` [INFO] [stderr] --> src/main.rs:80:9 [INFO] [stderr] | [INFO] [stderr] 80 | let finished: Mutex = Mutex::new(terminal_render::Type::new(0)); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finished` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ln` [INFO] [stderr] --> src/main.rs:81:9 [INFO] [stderr] | [INFO] [stderr] 81 | let ln = vpn.len() as f32; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_ln` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lastp` [INFO] [stderr] --> src/main.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 83 | let lastp: Mutex = Mutex::new(terminal_render::Type::new(0)); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lastp` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `temps_restant` [INFO] [stderr] --> src/main.rs:112:4 [INFO] [stderr] | [INFO] [stderr] 112 | fn temps_restant(i: &Instant,p: f32) -> u32 { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.09s [INFO] running `"docker" "inspect" "4f948bf17552e06e96264ab0c2b6c29ae2fad8199f1abe3ef894d1dffc8a4060"` [INFO] running `"docker" "rm" "-f" "4f948bf17552e06e96264ab0c2b6c29ae2fad8199f1abe3ef894d1dffc8a4060"` [INFO] [stdout] 4f948bf17552e06e96264ab0c2b6c29ae2fad8199f1abe3ef894d1dffc8a4060 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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] 233eacba12fdccd8854099e34269122a2d7dc5c2492f48b1f94cdb34aafac6b7 [INFO] running `"docker" "start" "-a" "233eacba12fdccd8854099e34269122a2d7dc5c2492f48b1f94cdb34aafac6b7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused manifest key: target.x86_64-pc-windows-gnu.linker [INFO] [stderr] warning: unused manifest key: toolchain [INFO] [stderr] warning: unused variable: `finished` [INFO] [stderr] --> src/main.rs:80:9 [INFO] [stderr] | [INFO] [stderr] 80 | let finished: Mutex = Mutex::new(terminal_render::Type::new(0)); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finished` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ln` [INFO] [stderr] --> src/main.rs:81:9 [INFO] [stderr] | [INFO] [stderr] 81 | let ln = vpn.len() as f32; [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_ln` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lastp` [INFO] [stderr] --> src/main.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 83 | let lastp: Mutex = Mutex::new(terminal_render::Type::new(0)); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lastp` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `temps_restant` [INFO] [stderr] --> src/main.rs:112:4 [INFO] [stderr] | [INFO] [stderr] 112 | fn temps_restant(i: &Instant,p: f32) -> u32 { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/open_learning-786404f81cbc4505 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test gdat ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "233eacba12fdccd8854099e34269122a2d7dc5c2492f48b1f94cdb34aafac6b7"` [INFO] running `"docker" "rm" "-f" "233eacba12fdccd8854099e34269122a2d7dc5c2492f48b1f94cdb34aafac6b7"` [INFO] [stdout] 233eacba12fdccd8854099e34269122a2d7dc5c2492f48b1f94cdb34aafac6b7