[INFO] updating cached repository https://github.com/exphp-share/open-learning-opt
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c569ee3305c4a44a4dcaaedf9b6043d7fa8af9d6
[INFO] testing exphp-share/open-learning-opt against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexphp-share%2Fopen-learning-opt" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/exphp-share/open-learning-opt on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-12/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: target.x86_64-pc-windows-gnu.linker
[INFO] [stderr] warning: unused manifest key: toolchain
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5cc4c9ebe828b6e9fbc5af89d72c358ce20703e412e7cd9354d1d160c855f0d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c5cc4c9ebe828b6e9fbc5af89d72c358ce20703e412e7cd9354d1d160c855f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5cc4c9ebe828b6e9fbc5af89d72c358ce20703e412e7cd9354d1d160c855f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5cc4c9ebe828b6e9fbc5af89d72c358ce20703e412e7cd9354d1d160c855f0d", kill_on_drop: false }`
[INFO] [stdout] c5cc4c9ebe828b6e9fbc5af89d72c358ce20703e412e7cd9354d1d160c855f0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ec0d8722e297069b42fb411ef0cbc99abd83bb1fb932f8ab0842a0c9f3ac37da
[INFO] running `Command { std: "docker" "start" "-a" "ec0d8722e297069b42fb411ef0cbc99abd83bb1fb932f8ab0842a0c9f3ac37da", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: target.x86_64-pc-windows-gnu.linker
[INFO] [stderr] warning: unused manifest key: toolchain
[INFO] [stderr]    Compiling itertools v0.8.0
[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 rayon-core v1.5.0
[INFO] [stderr]    Compiling parking_lot v0.9.0
[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] [stdout] warning: unused variable: `finished`
[INFO] [stdout]   --> src/main.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let finished: Mutex<terminal_render::Type> = Mutex::new(terminal_render::Type::new(0));
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finished`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ln`
[INFO] [stdout]   --> src/main.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let ln = vpn.len() as f32;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_ln`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lastp`
[INFO] [stdout]   --> src/main.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let lastp: Mutex<terminal_render::Type> = Mutex::new(terminal_render::Type::new(0));
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_lastp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `temps_restant`
[INFO] [stdout]    --> src/main.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn temps_restant(i: &Instant,p: f32) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.80s
[INFO] running `Command { std: "docker" "inspect" "ec0d8722e297069b42fb411ef0cbc99abd83bb1fb932f8ab0842a0c9f3ac37da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec0d8722e297069b42fb411ef0cbc99abd83bb1fb932f8ab0842a0c9f3ac37da", kill_on_drop: false }`
[INFO] [stdout] ec0d8722e297069b42fb411ef0cbc99abd83bb1fb932f8ab0842a0c9f3ac37da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b1ab79fd05607685cd320e488b671a859e6996d8ab60d2500d023b45b7c9e3e0
[INFO] running `Command { std: "docker" "start" "-a" "b1ab79fd05607685cd320e488b671a859e6996d8ab60d2500d023b45b7c9e3e0", kill_on_drop: false }`
[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] [stdout] warning: unused variable: `finished`
[INFO] [stdout]   --> src/main.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let finished: Mutex<terminal_render::Type> = Mutex::new(terminal_render::Type::new(0));
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finished`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ln`
[INFO] [stdout]   --> src/main.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let ln = vpn.len() as f32;
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_ln`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lastp`
[INFO] [stdout]   --> src/main.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let lastp: Mutex<terminal_render::Type> = Mutex::new(terminal_render::Type::new(0));
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_lastp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `temps_restant`
[INFO] [stdout]    --> src/main.rs:112:4
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn temps_restant(i: &Instant,p: f32) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `Command { std: "docker" "inspect" "b1ab79fd05607685cd320e488b671a859e6996d8ab60d2500d023b45b7c9e3e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1ab79fd05607685cd320e488b671a859e6996d8ab60d2500d023b45b7c9e3e0", kill_on_drop: false }`
[INFO] [stdout] b1ab79fd05607685cd320e488b671a859e6996d8ab60d2500d023b45b7c9e3e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 349b439f60cd7d6c45714f54758ea40363712d1f05d2736487be0b3ce635c327
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "349b439f60cd7d6c45714f54758ea40363712d1f05d2736487be0b3ce635c327", kill_on_drop: false }`
[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<terminal_render::Type> = 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<terminal_render::Type> = 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 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/open_learning-cd4463ceff20f609
[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 `Command { std: "docker" "inspect" "349b439f60cd7d6c45714f54758ea40363712d1f05d2736487be0b3ce635c327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "349b439f60cd7d6c45714f54758ea40363712d1f05d2736487be0b3ce635c327", kill_on_drop: false }`
[INFO] [stdout] 349b439f60cd7d6c45714f54758ea40363712d1f05d2736487be0b3ce635c327