[INFO] updating cached repository https://github.com/wehjin/nihongopractice
[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] a113a1923fd054ef602d91693019c53653aa3210
[INFO] testing wehjin/nihongopractice against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwehjin%2Fnihongopractice" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wehjin/nihongopractice 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/wehjin/nihongopractice
[INFO] finished tweaking git repo https://github.com/wehjin/nihongopractice
[INFO] tweaked toml for git repo https://github.com/wehjin/nihongopractice written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/wehjin/nihongopractice 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] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f4fe7a496591048bb7126f9b5fce061f2b2f85f01c3ff03ba7a4c33295758f7f
[INFO] running `"docker" "start" "-a" "f4fe7a496591048bb7126f9b5fce061f2b2f85f01c3ff03ba7a4c33295758f7f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.60
[INFO] [stderr]    Compiling bumpalo v3.2.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.60
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.5
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling base-x v0.2.6
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling yew v0.14.3
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling cfg-match v0.2.1
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling shadow_core v0.1.0 (https://github.com/wehjin/shadow-core.git#8e270fe2)
[INFO] [stderr]    Compiling stdweb v0.4.20
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling verb v0.1.0 (https://github.com/wehjin/verb.git#4a85a1b5)
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.60
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.60
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]    Compiling yew-macro v0.14.1
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.60
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling thiserror v1.0.15
[INFO] [stderr]    Compiling js-sys v0.3.37
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling web-sys v0.3.37
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.10
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling stdweb-derive v0.5.3
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.9
[INFO] [stderr]    Compiling gloo-events v0.1.1
[INFO] [stderr]    Compiling gloo-console-timer v0.1.0
[INFO] [stderr]    Compiling gloo-timers v0.2.1
[INFO] [stderr]    Compiling gloo-file v0.1.0
[INFO] [stderr]    Compiling gloo v0.2.1
[INFO] [stderr]    Compiling web_logger v0.2.0
[INFO] [stderr]    Compiling potential v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `flat_accent`
[INFO] [stderr]   --> src/mdc.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn flat_accent(label: &str, on_click: impl Fn() + 'static) -> Html {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `raised`
[INFO] [stderr]   --> src/mdc.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn raised(label: &str, on_click: impl Fn() + 'static) -> Html {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hidden`
[INFO] [stderr]   --> src/mdc.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn hidden(id: &str, src: &str, node_ref: &NodeRef) -> Html {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `audio`
[INFO] [stderr]   --> src/mdc.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn audio(id: &str, controls: bool, src: &str, node_ref: &NodeRef) -> Html {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 07s
[INFO] running `"docker" "inspect" "f4fe7a496591048bb7126f9b5fce061f2b2f85f01c3ff03ba7a4c33295758f7f"`
[INFO] running `"docker" "rm" "-f" "f4fe7a496591048bb7126f9b5fce061f2b2f85f01c3ff03ba7a4c33295758f7f"`
[INFO] [stdout] f4fe7a496591048bb7126f9b5fce061f2b2f85f01c3ff03ba7a4c33295758f7f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2e7a775b0a0609d6affd03ae6ec7bf4446f96a8a4fd3c92cd82f6c6ce4041557
[INFO] running `"docker" "start" "-a" "2e7a775b0a0609d6affd03ae6ec7bf4446f96a8a4fd3c92cd82f6c6ce4041557"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.3.27
[INFO] [stderr] warning: function is never used: `flat_accent`
[INFO] [stderr]   --> src/mdc.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn flat_accent(label: &str, on_click: impl Fn() + 'static) -> Html {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `raised`
[INFO] [stderr]   --> src/mdc.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn raised(label: &str, on_click: impl Fn() + 'static) -> Html {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hidden`
[INFO] [stderr]   --> src/mdc.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn hidden(id: &str, src: &str, node_ref: &NodeRef) -> Html {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `audio`
[INFO] [stderr]   --> src/mdc.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn audio(id: &str, controls: bool, src: &str, node_ref: &NodeRef) -> Html {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-test v0.2.50
[INFO] [stderr]    Compiling potential v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `flat_accent`
[INFO] [stderr]   --> src/mdc.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn flat_accent(label: &str, on_click: impl Fn() + 'static) -> Html {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `raised`
[INFO] [stderr]   --> src/mdc.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn raised(label: &str, on_click: impl Fn() + 'static) -> Html {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hidden`
[INFO] [stderr]   --> src/mdc.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn hidden(id: &str, src: &str, node_ref: &NodeRef) -> Html {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `audio`
[INFO] [stderr]   --> src/mdc.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn audio(id: &str, controls: bool, src: &str, node_ref: &NodeRef) -> Html {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.44s
[INFO] running `"docker" "inspect" "2e7a775b0a0609d6affd03ae6ec7bf4446f96a8a4fd3c92cd82f6c6ce4041557"`
[INFO] running `"docker" "rm" "-f" "2e7a775b0a0609d6affd03ae6ec7bf4446f96a8a4fd3c92cd82f6c6ce4041557"`
[INFO] [stdout] 2e7a775b0a0609d6affd03ae6ec7bf4446f96a8a4fd3c92cd82f6c6ce4041557
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 097961ebd0911c8e9ae4b5b1f59c381b2eba127236106f0177b7d49e34798375
[INFO] running `"docker" "start" "-a" "097961ebd0911c8e9ae4b5b1f59c381b2eba127236106f0177b7d49e34798375"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: function is never used: `flat_accent`
[INFO] [stderr]   --> src/mdc.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn flat_accent(label: &str, on_click: impl Fn() + 'static) -> Html {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `raised`
[INFO] [stderr]   --> src/mdc.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn raised(label: &str, on_click: impl Fn() + 'static) -> Html {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hidden`
[INFO] [stderr]   --> src/mdc.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn hidden(id: &str, src: &str, node_ref: &NodeRef) -> Html {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `audio`
[INFO] [stderr]   --> src/mdc.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn audio(id: &str, controls: bool, src: &str, node_ref: &NodeRef) -> Html {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `flat_accent`
[INFO] [stderr]   --> src/mdc.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn flat_accent(label: &str, on_click: impl Fn() + 'static) -> Html {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `raised`
[INFO] [stderr]   --> src/mdc.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn raised(label: &str, on_click: impl Fn() + 'static) -> Html {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hidden`
[INFO] [stderr]   --> src/mdc.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn hidden(id: &str, src: &str, node_ref: &NodeRef) -> Html {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `audio`
[INFO] [stderr]   --> src/mdc.rs:81:5
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn audio(id: &str, controls: bool, src: &str, node_ref: &NodeRef) -> Html {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/potential-14158acc9530ebae
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test recognition::round::tests::fail_first_step ... ok
[INFO] [stdout] test recognition::tests::pass_last_step ... ok
[INFO] [stdout] test recognition::round::tests::pass_last_step ... ok
[INFO] [stdout] test recognition::tests::new_challenge ... ok
[INFO] [stdout] test recognition::step::tests::has_audio ... ok
[INFO] [stdout] test recognition::round::tests::fail_last_step ... ok
[INFO] [stdout] test recognition::step::tests::has_answer ... ok
[INFO] [stdout] test recognition::round::tests::new ... ok
[INFO] [stdout] test recognition::round::tests::pass_first_step ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/web-c7497caf70e9c2d1
[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] [stderr]    Doc-tests potential
[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" "097961ebd0911c8e9ae4b5b1f59c381b2eba127236106f0177b7d49e34798375"`
[INFO] running `"docker" "rm" "-f" "097961ebd0911c8e9ae4b5b1f59c381b2eba127236106f0177b7d49e34798375"`
[INFO] [stdout] 097961ebd0911c8e9ae4b5b1f59c381b2eba127236106f0177b7d49e34798375