[INFO] fetching crate rust-tour 0.1.17...
[INFO] testing rust-tour-0.1.17 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate rust-tour 0.1.17 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rust-tour 0.1.17
[INFO] finished tweaking crates.io crate rust-tour 0.1.17
[INFO] tweaked toml for crates.io crate rust-tour 0.1.17 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust-tour 0.1.17 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust-tour 0.1.17 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded password-hash v0.4.2
[INFO] [stderr]   Downloaded path-absolutize v3.1.1
[INFO] [stderr]   Downloaded zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]   Downloaded filedescriptor v0.8.3
[INFO] [stderr]   Downloaded libredox v0.1.6
[INFO] [stderr]   Downloaded axum-macros v0.4.2
[INFO] [stderr]   Downloaded open v5.3.2
[INFO] [stderr]   Downloaded tungstenite v0.24.0
[INFO] [stderr]   Downloaded h2 v0.4.11
[INFO] [stderr]   Downloaded tungstenite v0.20.1
[INFO] [stderr]   Downloaded serde_json v1.0.141
[INFO] [stderr]   Downloaded termios v0.2.2
[INFO] [stderr]   Downloaded portable-pty v0.8.1
[INFO] [stderr]   Downloaded ego-tree v0.6.3
[INFO] [stderr]   Downloaded markup5ever v0.11.0
[INFO] [stderr]   Downloaded tokio-tungstenite v0.24.0
[INFO] [stderr]   Downloaded is-docker v0.2.0
[INFO] [stderr]   Downloaded serial-unix v0.4.0
[INFO] [stderr]   Downloaded phf_macros v0.10.0
[INFO] [stderr]   Downloaded git2 v0.19.0
[INFO] [stderr]   Downloaded cssparser v0.29.6
[INFO] [stderr]   Downloaded bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]   Downloaded rand_pcg v0.2.1
[INFO] [stderr]   Downloaded async-compression v0.4.27
[INFO] [stderr]   Downloaded phf_shared v0.8.0
[INFO] [stderr]   Downloaded servo_arc v0.2.0
[INFO] [stderr]   Downloaded selectors v0.24.0
[INFO] [stderr]   Downloaded tokio-tungstenite v0.20.1
[INFO] [stderr]   Downloaded redox_syscall v0.5.16
[INFO] [stderr]   Downloaded cc v1.2.30
[INFO] [stderr]   Downloaded is-wsl v0.4.0
[INFO] [stderr]   Downloaded path-dedot v3.1.1
[INFO] [stderr]   Downloaded shared_library v0.1.9
[INFO] [stderr]   Downloaded hyper-rustls v0.24.2
[INFO] [stderr]   Downloaded tokio v1.47.0
[INFO] [stderr]   Downloaded rust-embed-utils v8.7.2
[INFO] [stderr]   Downloaded getopts v0.2.23
[INFO] [stderr]   Downloaded html5ever v0.26.0
[INFO] [stderr]   Downloaded phf_codegen v0.8.0
[INFO] [stderr]   Downloaded scraper v0.15.0
[INFO] [stderr]   Downloaded libssh2-sys v0.3.1
[INFO] [stderr]   Downloaded http-range-header v0.4.2
[INFO] [stderr]   Downloaded ioctl-rs v0.1.6
[INFO] [stderr]   Downloaded serial-core v0.4.0
[INFO] [stderr]   Downloaded serial-windows v0.4.0
[INFO] [stderr]   Downloaded serial v0.4.0
[INFO] [stderr]   Downloaded rust-embed-impl v8.7.2
[INFO] [stderr]   Downloaded phf v0.8.0
[INFO] [stderr]   Downloaded phf_generator v0.8.0
[INFO] [stderr]   Downloaded nodrop v0.1.14
[INFO] [stderr]   Downloaded bzip2 v0.4.4
[INFO] [stderr]   Downloaded zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]   Downloaded zip v0.6.6
[INFO] [stderr]   Downloaded rust-embed v8.7.2
[INFO] [stderr]   Downloaded libgit2-sys v0.17.0+1.8.1
[INFO] [stderr]   Downloaded openssl-src v300.5.1+3.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ec5665e51b26ff13a9b79ee4ac21a158d36022deea46d2cd1ebd4f000675b5e
[INFO] running `Command { std: "docker" "start" "-a" "7ec5665e51b26ff13a9b79ee4ac21a158d36022deea46d2cd1ebd4f000675b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ec5665e51b26ff13a9b79ee4ac21a158d36022deea46d2cd1ebd4f000675b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec5665e51b26ff13a9b79ee4ac21a158d36022deea46d2cd1ebd4f000675b5e", kill_on_drop: false }`
[INFO] [stdout] 7ec5665e51b26ff13a9b79ee4ac21a158d36022deea46d2cd1ebd4f000675b5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ed54de281bf240ead87b571c1c20846d73cd6630cf1b8716bbfcb482154c63c
[INFO] running `Command { std: "docker" "start" "-a" "5ed54de281bf240ead87b571c1c20846d73cd6630cf1b8716bbfcb482154c63c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling zerovec v0.11.2
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling dtoa v1.0.10
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling dtoa-short v0.3.5
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling cc v1.2.30
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling servo_arc v0.2.0
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling rust-embed-utils v8.7.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.2
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling tokio v1.47.0
[INFO] [stderr]    Compiling openssl-src v300.5.1+3.5.1
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling selectors v0.24.0
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling tungstenite v0.24.0
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling libssh2-sys v0.3.1
[INFO] [stderr]    Compiling markup5ever v0.11.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]    Compiling libgit2-sys v0.17.0+1.8.1
[INFO] [stderr]    Compiling password-hash v0.4.2
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling is-docker v0.2.0
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling shell-words v1.1.0
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling clap_builder v4.5.41
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling pbkdf2 v0.11.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling is-wsl v0.4.0
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling bzip2 v0.4.4
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling inotify v0.9.6
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]    Compiling cssparser v0.29.6
[INFO] [stderr]    Compiling html5ever v0.26.0
[INFO] [stderr]    Compiling serde_path_to_error v0.1.17
[INFO] [stderr]    Compiling tracing-serde v0.2.0
[INFO] [stderr]    Compiling axum-core v0.4.5
[INFO] [stderr]    Compiling tungstenite v0.20.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling filetime v0.2.25
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling nix v0.25.1
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling filedescriptor v0.8.3
[INFO] [stderr]    Compiling rust-embed-impl v8.7.2
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling getopts v0.2.23
[INFO] [stderr]    Compiling axum-macros v0.4.2
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling path-dedot v3.1.1
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling rust-tour v0.1.17 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling http-range-header v0.4.2
[INFO] [stderr]    Compiling ego-tree v0.6.3
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr] warning: rust-tour@0.1.17: Using pre-copied assets for packaging
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling open v5.3.2
[INFO] [stderr]    Compiling dialoguer v0.11.0
[INFO] [stderr]    Compiling rust-embed v8.7.2
[INFO] [stderr]    Compiling path-absolutize v3.1.1
[INFO] [stderr]    Compiling clap v4.5.41
[INFO] [stderr]    Compiling notify v6.1.1
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling tokio-tungstenite v0.24.0
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling async-compression v0.4.27
[INFO] [stderr]    Compiling scraper v0.15.0
[INFO] [stderr]    Compiling tokio-tungstenite v0.20.1
[INFO] [stderr]    Compiling h2 v0.4.11
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling tower-http v0.5.2
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling portable-pty v0.8.1
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]    Compiling zip v0.6.6
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling hyper-util v0.1.16
[INFO] [stderr]    Compiling axum v0.7.9
[INFO] [stderr]    Compiling hyper-rustls v0.24.2
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling git2 v0.19.0
[INFO] [stdout] warning: field `session_id` is never read
[INFO] [stdout]    --> src/main.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 107 | struct TerminalSession {
[INFO] [stdout]     |        --------------- field in this struct
[INFO] [stdout] 108 |     session_id: String,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TerminalSession` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `error` is never used
[INFO] [stdout]    --> src/main.rs:398:8
[INFO] [stdout]     |
[INFO] [stdout] 377 | impl<T> ApiResponse<T> {
[INFO] [stdout]     | ---------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 398 |     fn error(message: String) -> ApiResponse<()> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_total_exercises` is never used
[INFO] [stdout]     --> src/main.rs:1901:10
[INFO] [stdout]      |
[INFO] [stdout] 1901 | async fn count_total_exercises(exercises_path: &std::path::Path) -> anyhow::Result<u32> {
[INFO] [stdout]      |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:619:5
[INFO] [stdout]     |
[INFO] [stdout] 619 |     cleanup_terminal_sessions(&state, connection_id).await;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 619 |     let _ = cleanup_terminal_sessions(&state, connection_id).await;
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 11s
[INFO] running `Command { std: "docker" "inspect" "5ed54de281bf240ead87b571c1c20846d73cd6630cf1b8716bbfcb482154c63c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ed54de281bf240ead87b571c1c20846d73cd6630cf1b8716bbfcb482154c63c", kill_on_drop: false }`
[INFO] [stdout] 5ed54de281bf240ead87b571c1c20846d73cd6630cf1b8716bbfcb482154c63c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5f90ab02246075154b38254f4bcbb31b6d1840dd7a96b599d005784fc49c36a
[INFO] running `Command { std: "docker" "start" "-a" "d5f90ab02246075154b38254f4bcbb31b6d1840dd7a96b599d005784fc49c36a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tour v0.1.17 (/opt/rustwide/workdir)
[INFO] [stderr] warning: rust-tour@0.1.17: Using pre-copied assets for packaging
[INFO] [stdout] warning: field `session_id` is never read
[INFO] [stdout]    --> src/main.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 107 | struct TerminalSession {
[INFO] [stdout]     |        --------------- field in this struct
[INFO] [stdout] 108 |     session_id: String,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TerminalSession` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `error` is never used
[INFO] [stdout]    --> src/main.rs:398:8
[INFO] [stdout]     |
[INFO] [stdout] 377 | impl<T> ApiResponse<T> {
[INFO] [stdout]     | ---------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 398 |     fn error(message: String) -> ApiResponse<()> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_total_exercises` is never used
[INFO] [stdout]     --> src/main.rs:1901:10
[INFO] [stdout]      |
[INFO] [stdout] 1901 | async fn count_total_exercises(exercises_path: &std::path::Path) -> anyhow::Result<u32> {
[INFO] [stdout]      |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:619:5
[INFO] [stdout]     |
[INFO] [stdout] 619 |     cleanup_terminal_sessions(&state, connection_id).await;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 619 |     let _ = cleanup_terminal_sessions(&state, connection_id).await;
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `Command { std: "docker" "inspect" "d5f90ab02246075154b38254f4bcbb31b6d1840dd7a96b599d005784fc49c36a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5f90ab02246075154b38254f4bcbb31b6d1840dd7a96b599d005784fc49c36a", kill_on_drop: false }`
[INFO] [stdout] d5f90ab02246075154b38254f4bcbb31b6d1840dd7a96b599d005784fc49c36a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9f8249efdc4fe942c6ac4e7a66da8bee54539e0ee3ed2164a1df88569c8669f9
[INFO] running `Command { std: "docker" "start" "-a" "9f8249efdc4fe942c6ac4e7a66da8bee54539e0ee3ed2164a1df88569c8669f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tour v0.1.17 (/opt/rustwide/workdir)
[INFO] [stderr] warning: rust-tour@0.1.17: Using pre-copied assets for packaging
[INFO] [stderr] warning: field `session_id` is never read
[INFO] [stderr]    --> src/main.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 107 | struct TerminalSession {
[INFO] [stderr]     |        --------------- field in this struct
[INFO] [stderr] 108 |     session_id: String,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `TerminalSession` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `error` is never used
[INFO] [stderr]    --> src/main.rs:398:8
[INFO] [stderr]     |
[INFO] [stderr] 377 | impl<T> ApiResponse<T> {
[INFO] [stderr]     | ---------------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 398 |     fn error(message: String) -> ApiResponse<()> {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `count_total_exercises` is never used
[INFO] [stderr]     --> src/main.rs:1901:10
[INFO] [stderr]      |
[INFO] [stderr] 1901 | async fn count_total_exercises(exercises_path: &std::path::Path) -> anyhow::Result<u32> {
[INFO] [stderr]      |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:619:5
[INFO] [stderr]     |
[INFO] [stderr] 619 |     cleanup_terminal_sessions(&state, connection_id).await;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 619 |     let _ = cleanup_terminal_sessions(&state, connection_id).await;
[INFO] [stderr]     |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-tour` (bin "rust-tour" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.32s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_tour-3e204c99ab08bf2f)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9f8249efdc4fe942c6ac4e7a66da8bee54539e0ee3ed2164a1df88569c8669f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f8249efdc4fe942c6ac4e7a66da8bee54539e0ee3ed2164a1df88569c8669f9", kill_on_drop: false }`
[INFO] [stdout] 9f8249efdc4fe942c6ac4e7a66da8bee54539e0ee3ed2164a1df88569c8669f9
