[INFO] cloning repository https://github.com/clvx/ultimate-rust-foundations [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clvx/ultimate-rust-foundations" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclvx%2Fultimate-rust-foundations", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclvx%2Fultimate-rust-foundations'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 94e1eed219d1783a8faff2b03b396fe980953d55 [INFO] testing clvx/ultimate-rust-foundations against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclvx%2Fultimate-rust-foundations" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/clvx/ultimate-rust-foundations on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/clvx/ultimate-rust-foundations [INFO] finished tweaking git repo https://github.com/clvx/ultimate-rust-foundations [INFO] tweaked toml for git repo https://github.com/clvx/ultimate-rust-foundations written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/clvx/ultimate-rust-foundations 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" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5a8098145e1f30e97923be8a7904b13ce6e1c4e87200ddbae5c1934388dd66a6 [INFO] running `Command { std: "docker" "start" "-a" "5a8098145e1f30e97923be8a7904b13ce6e1c4e87200ddbae5c1934388dd66a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a8098145e1f30e97923be8a7904b13ce6e1c4e87200ddbae5c1934388dd66a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a8098145e1f30e97923be8a7904b13ce6e1c4e87200ddbae5c1934388dd66a6", kill_on_drop: false }` [INFO] [stdout] 5a8098145e1f30e97923be8a7904b13ce6e1c4e87200ddbae5c1934388dd66a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 11bdf93c61ff76866d92e94fb55ec4f518b0c3173ad6f1aa10bd322a027aac0d [INFO] running `Command { std: "docker" "start" "-a" "11bdf93c61ff76866d92e94fb55ec4f518b0c3173ad6f1aa10bd322a027aac0d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] 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v0.4.6 [INFO] [stderr] Compiling rustls-pemfile v2.2.0 [INFO] [stderr] Compiling flate2 v1.0.35 [INFO] [stderr] Compiling base64 v0.22.1 [INFO] [stderr] Compiling clap_builder v4.5.27 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling sync_wrapper v0.1.2 [INFO] [stderr] Compiling dotenv v0.15.0 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Compiling matchit v0.8.4 [INFO] [stderr] Compiling openssl-sys v0.9.104 [INFO] [stderr] Compiling libsqlite3-sys v0.30.1 [INFO] [stderr] Compiling zstd-sys v2.0.15+zstd.1.5.7 [INFO] [stderr] Compiling brotli v7.0.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling synstructure v0.13.1 [INFO] [stderr] Compiling http-range-header v0.4.2 [INFO] [stderr] Compiling dashmap v6.1.0 [INFO] [stderr] Compiling core_affinity v0.8.1 [INFO] [stderr] Compiling thread-priority v1.2.0 [INFO] [stderr] Compiling rwlocks v0.1.0 (/opt/rustwide/workdir/foundations/session2/rwlocks) [INFO] [stderr] Compiling affinity v0.1.0 (/opt/rustwide/workdir/foundations/session2/affinity) [INFO] [stderr] Compiling threadpool v0.1.0 (/opt/rustwide/workdir/foundations/session2/threadpool) [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling tprio v0.1.0 (/opt/rustwide/workdir/foundations/session2/tprio) [INFO] [stdout] warning: static `HIGH_COUNT` is never used [INFO] [stdout] --> foundations/session2/tprio/src/main.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | static HIGH_COUNT: AtomicI32 = AtomicI32::new(0); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tempfile v3.15.0 [INFO] [stderr] Compiling save_dynamic_bytes v0.1.0 (/opt/rustwide/workdir/foundations/session4/save_dynamic_bytes) [INFO] [stderr] Compiling dashing v0.1.0 (/opt/rustwide/workdir/foundations/session2/dashing) [INFO] [stderr] Compiling deadlocks v0.1.0 (/opt/rustwide/workdir/foundations/session2/deadlocks) [INFO] [stderr] Compiling generics v0.1.0 (/opt/rustwide/workdir/foundations/session4/generics_and_iterators) [INFO] [stderr] Compiling parking v0.1.0 (/opt/rustwide/workdir/foundations/session2/parking) [INFO] [stderr] Compiling smart_pointer v0.1.0 (/opt/rustwide/workdir/foundations/session4/smart_pointer) [INFO] [stderr] Compiling operator_overloading v0.1.0 (/opt/rustwide/workdir/foundations/session4/operator_overloading) [INFO] [stderr] Compiling variables v0.1.0 (/opt/rustwide/workdir/foundations/session1/variables) [INFO] [stderr] Compiling footgun v0.1.0 (/opt/rustwide/workdir/foundations/session2/footgun) [INFO] [stderr] Compiling linked_list v0.1.0 (/opt/rustwide/workdir/foundations/session4/linked_list) [INFO] [stderr] Compiling atomicrefcount v0.1.0 (/opt/rustwide/workdir/foundations/session4/atomicrefcount) [INFO] [stderr] Compiling refcell v0.1.0 (/opt/rustwide/workdir/foundations/session4/refcell) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> foundations/session4/linked_list/src/main.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | Strong(Rc), // Strong reference to the next node, which increases the [INFO] [stdout] | ------ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `NextNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 14 - Strong(Rc), // Strong reference to the next node, which increases the [INFO] [stdout] 14 + Strong(()), // Strong reference to the next node, which increases the [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> foundations/session4/linked_list/src/main.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | Weak(Weak), // Weak reference to the next node, which does not increase the reference [INFO] [stdout] | ---- ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `NextNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 16 - Weak(Weak), // Weak reference to the next node, which does not increase the reference [INFO] [stdout] 16 + Weak(()), // Weak reference to the next node, which does not increase the reference [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tokio-stream v0.1.17 [INFO] [stderr] Compiling traits v0.1.0 (/opt/rustwide/workdir/foundations/session4/traits) [INFO] [stderr] Compiling divide_work v0.1.0 (/opt/rustwide/workdir/foundations/session2/divide_work) [INFO] [stderr] Compiling thread_builder v0.1.0 (/opt/rustwide/workdir/foundations/session2/thread_builder) [INFO] [stderr] Compiling mutexes v0.1.0 (/opt/rustwide/workdir/foundations/session2/mutexes) [INFO] [stderr] Compiling channels v0.1.0 (/opt/rustwide/workdir/foundations/session2/channels) [INFO] [stdout] warning: unused import: `rc::Rc` [INFO] [stdout] --> foundations/session4/traits/src/main.rs:1:23 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fmt::Debug, rc::Rc}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> foundations/session2/mutexes/src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | for i in 0..10 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `animal` [INFO] [stdout] --> foundations/session4/traits/src/main.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | let animal = get_animal(); // impl Animal for Cat [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_animal` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `DebuggableClonableAnimal` is never used [INFO] [stdout] --> foundations/session4/traits/src/main.rs:31:7 [INFO] [stdout] | [INFO] [stdout] 31 | trait DebuggableClonableAnimal: Animal+Debug+Clone {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling workers v0.1.0 (/opt/rustwide/workdir/foundations/session2/workers) [INFO] [stderr] Compiling hello v0.1.0 (/opt/rustwide/workdir/foundations/session2/hello) [INFO] [stderr] Compiling external_arc_mutex v0.1.0 (/opt/rustwide/workdir/foundations/session4/external_arc_mutex) [INFO] [stderr] Compiling refcount v0.1.0 (/opt/rustwide/workdir/foundations/session4/refcount) [INFO] [stderr] Compiling dropping v0.1.0 (/opt/rustwide/workdir/foundations/session4/dropping) [INFO] [stderr] Compiling scoped_threads v0.1.0 (/opt/rustwide/workdir/foundations/session2/scoped_threads) [INFO] [stderr] Compiling lifetimes v0.1.0 (/opt/rustwide/workdir/foundations/session4/lifetimes) [INFO] [stderr] Compiling internal_arc_mutex v0.1.0 (/opt/rustwide/workdir/foundations/session4/internal_arc_mutex) [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling zerofrom-derive v0.1.5 [INFO] [stderr] Compiling yoke-derive v0.7.5 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling zerovec-derive v0.10.3 [INFO] [stderr] Compiling tracing-attributes v0.1.28 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling icu_provider_macros v1.5.0 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling thiserror-impl v2.0.11 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling async-trait v0.1.86 [INFO] [stderr] Compiling pin-project-internal v1.1.9 [INFO] [stderr] Compiling clap_derive v4.5.24 [INFO] [stderr] Compiling bytemuck_derive v1.8.1 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling zerofrom v0.1.5 [INFO] [stderr] Compiling tracing v0.1.41 [INFO] [stderr] Compiling yoke v0.7.5 [INFO] [stderr] Compiling async-recursion v1.1.1 [INFO] [stderr] Compiling hello_world v0.1.0 (/opt/rustwide/workdir/foundations/session1/hello_world) [INFO] [stderr] Compiling zerovec v0.10.4 [INFO] [stderr] Compiling pin-project v1.1.9 [INFO] [stderr] Compiling bytemuck v1.21.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.20 [INFO] [stderr] Compiling save_bytes v0.1.0 (/opt/rustwide/workdir/foundations/session4/save_bytes) [INFO] [stderr] Compiling tinystr v0.7.6 [INFO] [stderr] Compiling icu_collections v1.5.0 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling clap v4.5.27 [INFO] [stderr] Compiling icu_locid v1.5.0 [INFO] [stderr] Compiling icu_provider v1.5.0 [INFO] [stderr] Compiling rand v0.9.0 [INFO] [stderr] Compiling uuid v1.16.0 [INFO] [stderr] Compiling icu_locid_transform v1.5.0 [INFO] [stderr] Compiling http-body-util v0.1.2 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling hello_async v0.1.0 (/opt/rustwide/workdir/foundations/session3/hello_async) [INFO] [stderr] Compiling axum-core v0.4.5 [INFO] [stderr] Compiling axum-core v0.5.0 [INFO] [stderr] Compiling icu_properties v1.5.1 [INFO] [stderr] Compiling zstd v0.13.3 [INFO] [stderr] Compiling serde_urlencoded v0.7.1 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling serde_path_to_error v0.1.16 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling tokio-util v0.7.13 [INFO] [stderr] Compiling tokio-native-tls v0.3.1 [INFO] [stderr] Compiling async-compression v0.4.22 [INFO] [stderr] Compiling tower v0.4.13 [INFO] [stderr] Compiling hyper v0.14.32 [INFO] [stderr] Compiling tokio_testing v0.1.0 (/opt/rustwide/workdir/foundations/session3/tokio_testing) [INFO] [stderr] Compiling shared_data v0.1.0 (/opt/rustwide/workdir/foundations/session5/shared_data) [INFO] [stderr] Compiling h2 v0.4.7 [INFO] [stderr] Compiling tower v0.5.2 [INFO] [stderr] Compiling tower-http v0.6.2 [INFO] [stderr] Compiling authentication v0.1.0 (/opt/rustwide/workdir/foundations/session1/authentication) [INFO] [stderr] Compiling icu_normalizer v1.5.0 [INFO] [stderr] Compiling login_manager v0.1.0 (/opt/rustwide/workdir/foundations/session1/login_manager) [INFO] [stderr] Compiling login v0.1.0 (/opt/rustwide/workdir/foundations/session1/login) [INFO] [stderr] Compiling errors v0.1.0 (/opt/rustwide/workdir/foundations/session3/errors) [INFO] [stderr] Compiling idna_adapter v1.2.0 [INFO] [stderr] Compiling idna v1.0.3 [INFO] [stderr] Compiling async_mutex v0.1.0 (/opt/rustwide/workdir/foundations/session3/async_mutex) [INFO] [stderr] Compiling tokio_select v0.1.0 (/opt/rustwide/workdir/foundations/session3/tokio_select) [INFO] [stderr] Compiling hello_tokio v0.1.0 (/opt/rustwide/workdir/foundations/session3/hello_tokio) [INFO] [stderr] Compiling blocking v0.1.0 (/opt/rustwide/workdir/foundations/session3/blocking) [INFO] [stderr] Compiling tcpserver v0.1.0 (/opt/rustwide/workdir/foundations/session3/tcpserver) [INFO] [stderr] Compiling async_channels v0.1.0 (/opt/rustwide/workdir/foundations/session3/async_channels) [INFO] [stderr] Compiling url v2.5.4 [INFO] [stderr] Compiling pinning v0.1.0 (/opt/rustwide/workdir/foundations/session3/pinning) [INFO] [stderr] Compiling tokio_select_broadcast v0.1.0 (/opt/rustwide/workdir/foundations/session3/tokio_select_broadcast) [INFO] [stderr] Compiling fileio v0.1.0 (/opt/rustwide/workdir/foundations/session3/fileio) [INFO] [stdout] warning: function `one` is never used [INFO] [stdout] --> foundations/session3/pinning/src/main.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | async fn one() { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `two` is never used [INFO] [stdout] --> foundations/session3/pinning/src/main.rs:24:10 [INFO] [stdout] | [INFO] [stdout] 24 | async fn two() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `call_one_of_them` is never used [INFO] [stdout] --> foundations/session3/pinning/src/main.rs:28:10 [INFO] [stdout] | [INFO] [stdout] 28 | async fn call_one_of_them(n:u32) -> Pin>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_lines` is never used [INFO] [stdout] --> foundations/session3/fileio/src/main.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn read_lines

(filename: P) -> io::Result>> [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `line_count` is never used [INFO] [stdout] --> foundations/session3/fileio/src/main.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | async fn line_count(filename: String) -> io::Result { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling sysinfo v0.33.1 [INFO] [stderr] Compiling sqlx-core v0.8.3 [INFO] [stderr] Compiling collector v0.1.0 (/opt/rustwide/workdir/foundations/session5/collector) [INFO] [stderr] Compiling sqlx-sqlite v0.8.3 [INFO] [stderr] Compiling hyper v1.5.2 [INFO] [stderr] Compiling file_adapter v0.1.0 (/opt/rustwide/workdir/bonus/file_adapter) [INFO] [stderr] Compiling sqlx-macros-core v0.8.3 [INFO] [stderr] Compiling hyper-util v0.1.10 [INFO] [stderr] Compiling sqlx-macros v0.8.3 [INFO] [stderr] Compiling hyper-tls v0.6.0 [INFO] [stderr] Compiling axum v0.7.9 [INFO] [stderr] Compiling axum v0.8.1 [INFO] [stderr] Compiling reqwest v0.12.15 [INFO] [stderr] Compiling sqlx v0.8.3 [INFO] [stderr] Compiling db v0.1.0 (/opt/rustwide/workdir/foundations/session4/db) [INFO] [stdout] warning: fields `id` and `message` are never read [INFO] [stdout] --> foundations/session4/db/src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | struct Message { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 7 | id: i64, [INFO] [stdout] | ^^ [INFO] [stdout] 8 | message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling restclient v0.1.0 (/opt/rustwide/workdir/foundations/session3/restclient) [INFO] [stdout] warning: fields `latitude`, `longitude`, and `current_weather` are never read [INFO] [stdout] --> foundations/session3/restclient/src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Weather { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 6 | latitude: f64, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 7 | longitude: f64, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 8 | current_weather: CurrentWeather, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Weather` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `temperature` and `windspeed` are never read [INFO] [stdout] --> foundations/session3/restclient/src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | struct CurrentWeather { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 13 | temperature: f64, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 14 | windspeed: f64, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CurrentWeather` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling collector_server v0.1.0 (/opt/rustwide/workdir/foundations/session5/collector_server) [INFO] [stderr] Compiling simple_http_server v0.1.0 (/opt/rustwide/workdir/services/http_server) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 38s [INFO] running `Command { std: "docker" "inspect" "11bdf93c61ff76866d92e94fb55ec4f518b0c3173ad6f1aa10bd322a027aac0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11bdf93c61ff76866d92e94fb55ec4f518b0c3173ad6f1aa10bd322a027aac0d", kill_on_drop: false }` [INFO] [stdout] 11bdf93c61ff76866d92e94fb55ec4f518b0c3173ad6f1aa10bd322a027aac0d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d73f04cc3afe94303cb974c0d78b9c8b0429eed3a13d22c09b4bdfa9c37fcc98 [INFO] running `Command { std: "docker" "start" "-a" "d73f04cc3afe94303cb974c0d78b9c8b0429eed3a13d22c09b4bdfa9c37fcc98", kill_on_drop: false }` [INFO] [stderr] Compiling dashing v0.1.0 (/opt/rustwide/workdir/foundations/session2/dashing) [INFO] [stderr] Compiling collector v0.1.0 (/opt/rustwide/workdir/foundations/session5/collector) [INFO] [stderr] Compiling tprio v0.1.0 (/opt/rustwide/workdir/foundations/session2/tprio) [INFO] [stderr] Compiling restclient v0.1.0 (/opt/rustwide/workdir/foundations/session3/restclient) [INFO] [stderr] Compiling login_manager v0.1.0 (/opt/rustwide/workdir/foundations/session1/login_manager) [INFO] [stderr] Compiling affinity v0.1.0 (/opt/rustwide/workdir/foundations/session2/affinity) [INFO] [stderr] Compiling save_bytes v0.1.0 (/opt/rustwide/workdir/foundations/session4/save_bytes) [INFO] [stderr] Compiling pinning v0.1.0 (/opt/rustwide/workdir/foundations/session3/pinning) [INFO] [stderr] Compiling hello_async v0.1.0 (/opt/rustwide/workdir/foundations/session3/hello_async) [INFO] [stderr] Compiling simple_http_server v0.1.0 (/opt/rustwide/workdir/services/http_server) [INFO] [stderr] Compiling file_adapter v0.1.0 (/opt/rustwide/workdir/bonus/file_adapter) [INFO] [stderr] Compiling login v0.1.0 (/opt/rustwide/workdir/foundations/session1/login) [INFO] [stderr] Compiling errors v0.1.0 (/opt/rustwide/workdir/foundations/session3/errors) [INFO] [stderr] Compiling shared_data v0.1.0 (/opt/rustwide/workdir/foundations/session5/shared_data) [INFO] [stderr] Compiling tcpserver v0.1.0 (/opt/rustwide/workdir/foundations/session3/tcpserver) [INFO] [stderr] Compiling db v0.1.0 (/opt/rustwide/workdir/foundations/session4/db) [INFO] [stdout] warning: static `HIGH_COUNT` is never used [INFO] [stdout] --> foundations/session2/tprio/src/main.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | static HIGH_COUNT: AtomicI32 = AtomicI32::new(0); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `one` is never used [INFO] [stdout] --> foundations/session3/pinning/src/main.rs:20:10 [INFO] [stdout] | [INFO] [stdout] 20 | async fn one() { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `two` is never used [INFO] [stdout] --> foundations/session3/pinning/src/main.rs:24:10 [INFO] [stdout] | [INFO] [stdout] 24 | async fn two() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `call_one_of_them` is never used [INFO] [stdout] --> foundations/session3/pinning/src/main.rs:28:10 [INFO] [stdout] | [INFO] [stdout] 28 | async fn call_one_of_them(n:u32) -> Pin>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `latitude`, `longitude`, and `current_weather` are never read [INFO] [stdout] --> foundations/session3/restclient/src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Weather { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 6 | latitude: f64, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 7 | longitude: f64, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 8 | current_weather: CurrentWeather, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Weather` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling collector_server v0.1.0 (/opt/rustwide/workdir/foundations/session5/collector_server) [INFO] [stdout] warning: fields `temperature` and `windspeed` are never read [INFO] [stdout] --> foundations/session3/restclient/src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | struct CurrentWeather { [INFO] [stdout] | -------------- fields in this struct [INFO] [stdout] 13 | temperature: f64, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 14 | windspeed: f64, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CurrentWeather` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id` and `message` are never read [INFO] [stdout] --> foundations/session4/db/src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | struct Message { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 7 | id: i64, [INFO] [stdout] | ^^ [INFO] [stdout] 8 | message: String, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling fileio v0.1.0 (/opt/rustwide/workdir/foundations/session3/fileio) [INFO] [stderr] Compiling authentication v0.1.0 (/opt/rustwide/workdir/foundations/session1/authentication) [INFO] [stderr] Compiling tokio_select v0.1.0 (/opt/rustwide/workdir/foundations/session3/tokio_select) [INFO] [stderr] Compiling async_channels v0.1.0 (/opt/rustwide/workdir/foundations/session3/async_channels) [INFO] [stderr] Compiling tokio_testing v0.1.0 (/opt/rustwide/workdir/foundations/session3/tokio_testing) [INFO] [stderr] Compiling blocking v0.1.0 (/opt/rustwide/workdir/foundations/session3/blocking) [INFO] [stderr] Compiling async_mutex v0.1.0 (/opt/rustwide/workdir/foundations/session3/async_mutex) [INFO] [stderr] Compiling hello_tokio v0.1.0 (/opt/rustwide/workdir/foundations/session3/hello_tokio) [INFO] [stdout] warning: function `read_lines` is never used [INFO] [stdout] --> foundations/session3/fileio/src/main.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn read_lines

(filename: P) -> io::Result>> [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `line_count` is never used [INFO] [stdout] --> foundations/session3/fileio/src/main.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | async fn line_count(filename: String) -> io::Result { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tokio_select_broadcast v0.1.0 (/opt/rustwide/workdir/foundations/session3/tokio_select_broadcast) [INFO] [stderr] Compiling threadpool v0.1.0 (/opt/rustwide/workdir/foundations/session2/threadpool) [INFO] [stderr] Compiling rwlocks v0.1.0 (/opt/rustwide/workdir/foundations/session2/rwlocks) [INFO] [stderr] Compiling hello_world v0.1.0 (/opt/rustwide/workdir/foundations/session1/hello_world) [INFO] [stderr] Compiling operator_overloading v0.1.0 (/opt/rustwide/workdir/foundations/session4/operator_overloading) [INFO] [stderr] Compiling scoped_threads v0.1.0 (/opt/rustwide/workdir/foundations/session2/scoped_threads) [INFO] [stderr] Compiling hello v0.1.0 (/opt/rustwide/workdir/foundations/session2/hello) [INFO] [stderr] Compiling refcount v0.1.0 (/opt/rustwide/workdir/foundations/session4/refcount) [INFO] [stderr] Compiling channels v0.1.0 (/opt/rustwide/workdir/foundations/session2/channels) [INFO] [stderr] Compiling variables v0.1.0 (/opt/rustwide/workdir/foundations/session1/variables) [INFO] [stderr] Compiling dropping v0.1.0 (/opt/rustwide/workdir/foundations/session4/dropping) [INFO] [stderr] Compiling traits v0.1.0 (/opt/rustwide/workdir/foundations/session4/traits) [INFO] [stderr] Compiling generics v0.1.0 (/opt/rustwide/workdir/foundations/session4/generics_and_iterators) [INFO] [stderr] Compiling mutexes v0.1.0 (/opt/rustwide/workdir/foundations/session2/mutexes) [INFO] [stderr] Compiling thread_builder v0.1.0 (/opt/rustwide/workdir/foundations/session2/thread_builder) [INFO] [stdout] warning: unused import: `rc::Rc` [INFO] [stdout] --> foundations/session4/traits/src/main.rs:1:23 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fmt::Debug, rc::Rc}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `animal` [INFO] [stdout] --> foundations/session4/traits/src/main.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | let animal = get_animal(); // impl Animal for Cat [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_animal` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `DebuggableClonableAnimal` is never used [INFO] [stdout] --> foundations/session4/traits/src/main.rs:31:7 [INFO] [stdout] | [INFO] [stdout] 31 | trait DebuggableClonableAnimal: Animal+Debug+Clone {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling refcell v0.1.0 (/opt/rustwide/workdir/foundations/session4/refcell) [INFO] [stderr] Compiling lifetimes v0.1.0 (/opt/rustwide/workdir/foundations/session4/lifetimes) [INFO] [stderr] Compiling smart_pointer v0.1.0 (/opt/rustwide/workdir/foundations/session4/smart_pointer) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> foundations/session2/mutexes/src/main.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | for i in 0..10 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling atomicrefcount v0.1.0 (/opt/rustwide/workdir/foundations/session4/atomicrefcount) [INFO] [stderr] Compiling deadlocks v0.1.0 (/opt/rustwide/workdir/foundations/session2/deadlocks) [INFO] [stderr] Compiling external_arc_mutex v0.1.0 (/opt/rustwide/workdir/foundations/session4/external_arc_mutex) [INFO] [stderr] Compiling parking v0.1.0 (/opt/rustwide/workdir/foundations/session2/parking) [INFO] [stderr] Compiling divide_work v0.1.0 (/opt/rustwide/workdir/foundations/session2/divide_work) [INFO] [stderr] Compiling footgun v0.1.0 (/opt/rustwide/workdir/foundations/session2/footgun) [INFO] [stderr] Compiling save_dynamic_bytes v0.1.0 (/opt/rustwide/workdir/foundations/session4/save_dynamic_bytes) [INFO] [stderr] Compiling workers v0.1.0 (/opt/rustwide/workdir/foundations/session2/workers) [INFO] [stderr] Compiling linked_list v0.1.0 (/opt/rustwide/workdir/foundations/session4/linked_list) [INFO] [stderr] Compiling internal_arc_mutex v0.1.0 (/opt/rustwide/workdir/foundations/session4/internal_arc_mutex) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> foundations/session4/linked_list/src/main.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | Strong(Rc), // Strong reference to the next node, which increases the [INFO] [stdout] | ------ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `NextNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 14 - Strong(Rc), // Strong reference to the next node, which increases the [INFO] [stdout] 14 + Strong(()), // Strong reference to the next node, which increases the [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> foundations/session4/linked_list/src/main.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | Weak(Weak), // Weak reference to the next node, which does not increase the reference [INFO] [stdout] | ---- ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `NextNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 16 - Weak(Weak), // Weak reference to the next node, which does not increase the reference [INFO] [stdout] 16 + Weak(()), // Weak reference to the next node, which does not increase the reference [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.19s [INFO] running `Command { std: "docker" "inspect" "d73f04cc3afe94303cb974c0d78b9c8b0429eed3a13d22c09b4bdfa9c37fcc98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d73f04cc3afe94303cb974c0d78b9c8b0429eed3a13d22c09b4bdfa9c37fcc98", kill_on_drop: false }` [INFO] [stdout] d73f04cc3afe94303cb974c0d78b9c8b0429eed3a13d22c09b4bdfa9c37fcc98 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] aba54efe2c2f9bf4fb9d1ec23223c56e8ecc5eb0bad37b85c88bbd9509d3a03d [INFO] running `Command { std: "docker" "start" "-a" "aba54efe2c2f9bf4fb9d1ec23223c56e8ecc5eb0bad37b85c88bbd9509d3a03d", kill_on_drop: false }` [INFO] [stderr] warning: function `one` is never used [INFO] [stderr] --> foundations/session3/pinning/src/main.rs:20:10 [INFO] [stderr] | [INFO] [stderr] 20 | async fn one() { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `two` is never used [INFO] [stderr] --> foundations/session3/pinning/src/main.rs:24:10 [INFO] [stderr] | [INFO] [stderr] 24 | async fn two() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `call_one_of_them` is never used [INFO] [stderr] --> foundations/session3/pinning/src/main.rs:28:10 [INFO] [stderr] | [INFO] [stderr] 28 | async fn call_one_of_them(n:u32) -> Pin>> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: fields `latitude`, `longitude`, and `current_weather` are never read [INFO] [stderr] --> foundations/session3/restclient/src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 5 | struct Weather { [INFO] [stderr] | ------- fields in this struct [INFO] [stderr] 6 | latitude: f64, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] 7 | longitude: f64, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] 8 | current_weather: CurrentWeather, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Weather` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: fields `temperature` and `windspeed` are never read [INFO] [stderr] --> foundations/session3/restclient/src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 12 | struct CurrentWeather { [INFO] [stderr] | -------------- fields in this struct [INFO] [stderr] 13 | temperature: f64, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] 14 | windspeed: f64, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `CurrentWeather` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: static `HIGH_COUNT` is never used [INFO] [stderr] --> foundations/session2/tprio/src/main.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | static HIGH_COUNT: AtomicI32 = AtomicI32::new(0); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: fields `id` and `message` are never read [INFO] [stderr] --> foundations/session4/db/src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 6 | struct Message { [INFO] [stderr] | ------- fields in this struct [INFO] [stderr] 7 | id: i64, [INFO] [stderr] | ^^ [INFO] [stderr] 8 | message: String, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `pinning` (bin "pinning" test) generated 3 warnings [INFO] [stderr] warning: `restclient` (bin "restclient" test) generated 2 warnings [INFO] [stderr] warning: `tprio` (bin "tprio" test) generated 1 warning [INFO] [stderr] warning: `db` (bin "db" test) generated 1 warning [INFO] [stderr] warning: function `read_lines` is never used [INFO] [stderr] --> foundations/session3/fileio/src/main.rs:9:4 [INFO] [stderr] | [INFO] [stderr] 9 | fn read_lines

(filename: P) -> io::Result>> [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `line_count` is never used [INFO] [stderr] --> foundations/session3/fileio/src/main.rs:40:10 [INFO] [stderr] | [INFO] [stderr] 40 | async fn line_count(filename: String) -> io::Result { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `fileio` (bin "fileio" test) generated 2 warnings [INFO] [stderr] warning: unused import: `rc::Rc` [INFO] [stderr] --> foundations/session4/traits/src/main.rs:1:23 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{fmt::Debug, rc::Rc}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `animal` [INFO] [stderr] --> foundations/session4/traits/src/main.rs:78:9 [INFO] [stderr] | [INFO] [stderr] 78 | let animal = get_animal(); // impl Animal for Cat [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_animal` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait `DebuggableClonableAnimal` is never used [INFO] [stderr] --> foundations/session4/traits/src/main.rs:31:7 [INFO] [stderr] | [INFO] [stderr] 31 | trait DebuggableClonableAnimal: Animal+Debug+Clone {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `traits` (bin "traits" test) generated 3 warnings (run `cargo fix --bin "traits" --tests` to apply 1 suggestion) [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> foundations/session4/linked_list/src/main.rs:14:12 [INFO] [stderr] | [INFO] [stderr] 14 | Strong(Rc), // Strong reference to the next node, which increases the [INFO] [stderr] | ------ ^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `NextNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 14 - Strong(Rc), // Strong reference to the next node, which increases the [INFO] [stderr] 14 + Strong(()), // Strong reference to the next node, which increases the [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> foundations/session4/linked_list/src/main.rs:16:10 [INFO] [stderr] | [INFO] [stderr] 16 | Weak(Weak), // Weak reference to the next node, which does not increase the reference [INFO] [stderr] | ---- ^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `NextNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 16 - Weak(Weak), // Weak reference to the next node, which does not increase the reference [INFO] [stderr] 16 + Weak(()), // Weak reference to the next node, which does not increase the reference [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> foundations/session2/mutexes/src/main.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | for i in 0..10 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `linked_list` (bin "linked_list" test) generated 2 warnings [INFO] [stderr] warning: `mutexes` (bin "mutexes" test) generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/affinity-902909d980745144) [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] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/async_channels-6da6e73ac041b0dd) [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] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/async_mutex-3a6f9f609d9872a1) [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] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/atomicrefcount-7f80b5796b510aaa) [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] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/authentication-f4b765bbe2fc3a62) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::test_greet_user ... ok [INFO] [stdout] test tests::test_login ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::test_login stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'tests::test_login' panicked at foundations/session1/authentication/src/lib.rs:94:48: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5a921c646ef2 - std::backtrace_rs::backtrace::libunwind::trace::h2bdbdb423cc746ad [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5a921c646ef2 - std::backtrace_rs::backtrace::trace_unsynchronized::h876081fa48c0856a [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5a921c646ef2 - std::sys::backtrace::_print_fmt::h744638bebbff2806 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5a921c646ef2 - ::fmt::he6e74fa9d0076b5d [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5a921c66c1d3 - core::fmt::rt::Argument::fmt::hf88a3177e76af877 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5a921c66c1d3 - core::fmt::write::h6442196e41589522 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/core/src/fmt/mod.rs:1446:25 [INFO] [stdout] 6: 0x5a921c643f13 - std::io::default_write_fmt::h19b804dc75596022 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5a921c643f13 - std::io::Write::write_fmt::h561df7c669043671 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/io/mod.rs:1914:13 [INFO] [stdout] 8: 0x5a921c646d42 - std::sys::backtrace::BacktraceLock::print::h25e1ce4c29150054 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5a921c64847c - std::panicking::default_hook::{{closure}}::h36663bdaae83f2bb [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/panicking.rs:300:22 [INFO] [stdout] 10: 0x5a921c6482d2 - std::panicking::default_hook::hb9d7c40580cf1835 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/panicking.rs:324:9 [INFO] [stdout] 11: 0x5a921c603464 - as core::ops::function::Fn>::call::h53bdf3f1ac68020f [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/alloc/src/boxed.rs:1980:9 [INFO] [stdout] 12: 0x5a921c603464 - test::test_main_with_exit_callback::{{closure}}::h3ae9af1665ff5b7d [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5a921c648f73 - as core::ops::function::Fn>::call::ha3a705c6ebc0f8fb [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/alloc/src/boxed.rs:1980:9 [INFO] [stdout] 14: 0x5a921c648f73 - std::panicking::rust_panic_with_hook::h2d703857e4ba629f [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/panicking.rs:841:13 [INFO] [stdout] 15: 0x5a921c648c2a - std::panicking::begin_panic_handler::{{closure}}::h53dd12a17ad784b1 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/panicking.rs:706:13 [INFO] [stdout] 16: 0x5a921c6473f9 - std::sys::backtrace::__rust_end_short_backtrace::hf54a874920d38937 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/sys/backtrace.rs:168:18 [INFO] [stdout] 17: 0x5a921c6488bd - __rustc[22d03d94d4da23d0]::rust_begin_unwind [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/panicking.rs:697:5 [INFO] [stdout] 18: 0x5a921c66ac40 - core::panicking::panic_fmt::hb74c170c8276d1d6 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x5a921c66b0a6 - core::result::unwrap_failed::hc1dbbc53e2530a6b [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/core/src/result.rs:1732:5 [INFO] [stdout] 20: 0x5a921c5998d5 - core::result::Result::unwrap::h6644e2a3296ed2e5 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/core/src/result.rs:1137:23 [INFO] [stdout] 21: 0x5a921c5998d5 - authentication::get_users::h40695a2ef3f70eaf [INFO] [stdout] at /opt/rustwide/workdir/foundations/session1/authentication/src/lib.rs:94:9 [INFO] [stdout] 22: 0x5a921c599b51 - authentication::login::hfc87a86e6664de74 [INFO] [stdout] at /opt/rustwide/workdir/foundations/session1/authentication/src/lib.rs:108:40 [INFO] [stdout] 23: 0x5a921c5a49f4 - authentication::tests::test_login::h0dc24a39b0b7ccc6 [INFO] [stdout] at /opt/rustwide/workdir/foundations/session1/authentication/src/lib.rs:164:66 [INFO] [stdout] 24: 0x5a921c5a49b7 - authentication::tests::test_login::{{closure}}::h5e079f4066d7447e [INFO] [stdout] at /opt/rustwide/workdir/foundations/session1/authentication/src/lib.rs:163:20 [INFO] [stdout] 25: 0x5a921c5a28b6 - core::ops::function::FnOnce::call_once::h774666069a55c321 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 26: 0x5a921c608c5b - core::ops::function::FnOnce::call_once::h0c81d2c7e362685a [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 27: 0x5a921c608c5b - test::__rust_begin_short_backtrace::hc62049913de4b9c6 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/test/src/lib.rs:648:18 [INFO] [stdout] 28: 0x5a921c607e72 - test::run_test_in_process::{{closure}}::h906d61461feea06d [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/test/src/lib.rs:671:60 [INFO] [stdout] 29: 0x5a921c607e72 - as core::ops::function::FnOnce<()>>::call_once::h962d8c24a3ec06f1 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 30: 0x5a921c607e72 - std::panicking::try::do_call::h88e304055018b07f [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/panicking.rs:589:40 [INFO] [stdout] 31: 0x5a921c607e72 - std::panicking::try::h34046f0780b49f58 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/panicking.rs:552:19 [INFO] [stdout] 32: 0x5a921c607e72 - std::panic::catch_unwind::h7d7ad4d133a51a76 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/panic.rs:359:14 [INFO] [stdout] 33: 0x5a921c607e72 - test::run_test_in_process::h0871d7f888d1f41c [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/test/src/lib.rs:671:27 [INFO] [stdout] 34: 0x5a921c607e72 - test::run_test::{{closure}}::h696f8114d8bae20e [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/test/src/lib.rs:592:43 [INFO] [stdout] 35: 0x5a921c5cb264 - test::run_test::{{closure}}::h632082d0bd36bde1 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/test/src/lib.rs:622:41 [INFO] [stdout] 36: 0x5a921c5cb264 - std::sys::backtrace::__rust_begin_short_backtrace::hf4db03c672d46ea2 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/sys/backtrace.rs:152:18 [INFO] [stdout] 37: 0x5a921c5ced3a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571ce7b4ea6fba0e [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 38: 0x5a921c5ced3a - as core::ops::function::FnOnce<()>>::call_once::h79478c2f2b0b4ed6 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 39: 0x5a921c5ced3a - std::panicking::try::do_call::hdfb524d8b1c5ea5d [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/panicking.rs:589:40 [INFO] [stdout] 40: 0x5a921c5ced3a - std::panicking::try::hb57ee69084fa6c6a [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/panicking.rs:552:19 [INFO] [stdout] 41: 0x5a921c5ced3a - std::panic::catch_unwind::h1fcc7dadd90dd47c [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/panic.rs:359:14 [INFO] [stdout] 42: 0x5a921c5ced3a - std::thread::Builder::spawn_unchecked_::{{closure}}::h7201710e36d47c29 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 43: 0x5a921c5ced3a - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha75b12b48ae5b3d2 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 44: 0x5a921c64a81b - as core::ops::function::FnOnce>::call_once::h02517bb8c2b8e279 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/alloc/src/boxed.rs:1966:9 [INFO] [stdout] 45: 0x5a921c64a81b - as core::ops::function::FnOnce>::call_once::h760bb73d54d4c118 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/alloc/src/boxed.rs:1966:9 [INFO] [stdout] 46: 0x5a921c64a81b - std::sys::pal::unix::thread::Thread::new::thread_start::h91ff250566269b77 [INFO] [stdout] at /rustc/17092ad00ed8fe1e7f81a7e38238ff70779034b1/library/std/src/sys/pal/unix/thread.rs:97:17 [INFO] [stdout] 47: 0x7bcafc118aa4 - [INFO] [stdout] 48: 0x7bcafc1a5a34 - clone [INFO] [stdout] 49: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::test_login [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `-p authentication --lib` [INFO] running `Command { std: "docker" "inspect" "aba54efe2c2f9bf4fb9d1ec23223c56e8ecc5eb0bad37b85c88bbd9509d3a03d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aba54efe2c2f9bf4fb9d1ec23223c56e8ecc5eb0bad37b85c88bbd9509d3a03d", kill_on_drop: false }` [INFO] [stdout] aba54efe2c2f9bf4fb9d1ec23223c56e8ecc5eb0bad37b85c88bbd9509d3a03d