[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] f5bad8e96126feab0785b7d4bc7f8926be91c823
[INFO] testing clvx/ultimate-rust-foundations against 1.98.0-beta.1 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclvx%2Fultimate-rust-foundations" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[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-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/clvx/ultimate-rust-foundations on toolchain 1.98.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+1.98.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 73bf49c1e1a6957d074a9daef42151d80334bebdaaea40534ddfbe009b9818a2
[INFO] running `Command { std: "docker" "start" "73bf49c1e1a6957d074a9daef42151d80334bebdaaea40534ddfbe009b9818a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73bf49c1e1a6957d074a9daef42151d80334bebdaaea40534ddfbe009b9818a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "73bf49c1e1a6957d074a9daef42151d80334bebdaaea40534ddfbe009b9818a2" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73bf49c1e1a6957d074a9daef42151d80334bebdaaea40534ddfbe009b9818a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "73bf49c1e1a6957d074a9daef42151d80334bebdaaea40534ddfbe009b9818a2" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rustversion v1.0.19
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[INFO] [stderr]    Compiling parking_lot v0.12.3
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[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stderr]    Compiling atoi v2.0.0
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[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling rustls-pki-types v1.10.1
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[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling tempfile v3.15.0
[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 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 affinity v0.1.0 (/opt/rustwide/workdir/foundations/session2/affinity)
[INFO] [stderr]    Compiling deadlocks v0.1.0 (/opt/rustwide/workdir/foundations/session2/deadlocks)
[INFO] [stderr]    Compiling linked_list v0.1.0 (/opt/rustwide/workdir/foundations/session4/linked_list)
[INFO] [stderr]    Compiling channels v0.1.0 (/opt/rustwide/workdir/foundations/session2/channels)
[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<Node>), // 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)]` (part of `#[warn(unused)]`) 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<Node>), // 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<Node>), // 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<Node>), // 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 brotli v7.0.0
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling scoped_threads v0.1.0 (/opt/rustwide/workdir/foundations/session2/scoped_threads)
[INFO] [stderr]    Compiling external_arc_mutex v0.1.0 (/opt/rustwide/workdir/foundations/session4/external_arc_mutex)
[INFO] [stderr]    Compiling dashing v0.1.0 (/opt/rustwide/workdir/foundations/session2/dashing)
[INFO] [stderr]    Compiling dropping v0.1.0 (/opt/rustwide/workdir/foundations/session4/dropping)
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir/foundations/session2/hello)
[INFO] [stderr]    Compiling mutexes v0.1.0 (/opt/rustwide/workdir/foundations/session2/mutexes)
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling smart_pointer v0.1.0 (/opt/rustwide/workdir/foundations/session4/smart_pointer)
[INFO] [stderr]    Compiling refcell v0.1.0 (/opt/rustwide/workdir/foundations/session4/refcell)
[INFO] [stderr]    Compiling operator_overloading v0.1.0 (/opt/rustwide/workdir/foundations/session4/operator_overloading)
[INFO] [stderr]    Compiling parking v0.1.0 (/opt/rustwide/workdir/foundations/session2/parking)
[INFO] [stderr]    Compiling thread_builder v0.1.0 (/opt/rustwide/workdir/foundations/session2/thread_builder)
[INFO] [stderr]    Compiling workers v0.1.0 (/opt/rustwide/workdir/foundations/session2/workers)
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling divide_work v0.1.0 (/opt/rustwide/workdir/foundations/session2/divide_work)
[INFO] [stderr]    Compiling traits v0.1.0 (/opt/rustwide/workdir/foundations/session4/traits)
[INFO] [stderr]    Compiling save_dynamic_bytes v0.1.0 (/opt/rustwide/workdir/foundations/session4/save_dynamic_bytes)
[INFO] [stderr]    Compiling generics v0.1.0 (/opt/rustwide/workdir/foundations/session4/generics_and_iterators)
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> foundations/session4/generics_and_iterators/src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn iter(&self) -> HashMapBucketIter<K, V> {
[INFO] [stdout]    |             ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn iter(&self) -> HashMapBucketIter<'_, K, V> {
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]    Compiling variables v0.1.0 (/opt/rustwide/workdir/foundations/session1/variables)
[INFO] [stderr]    Compiling lifetimes v0.1.0 (/opt/rustwide/workdir/foundations/session4/lifetimes)
[INFO] [stderr]    Compiling atomicrefcount v0.1.0 (/opt/rustwide/workdir/foundations/session4/atomicrefcount)
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[INFO] [stderr]    Compiling serde_derive v1.0.219
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[INFO] [stderr]    Compiling tracing-attributes v0.1.28
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[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling async-trait v0.1.86
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[INFO] [stderr]    Compiling pin-project-internal v1.1.9
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[INFO] [stderr]    Compiling tower-http v0.6.5
[INFO] [stderr]    Compiling sysinfo v0.33.1
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[INFO] [stderr]    Compiling pinning v0.1.0 (/opt/rustwide/workdir/foundations/session3/pinning)
[INFO] [stderr]    Compiling async_channels v0.1.0 (/opt/rustwide/workdir/foundations/session3/async_channels)
[INFO] [stderr]    Compiling tokio_select v0.1.0 (/opt/rustwide/workdir/foundations/session3/tokio_select)
[INFO] [stderr]    Compiling fileio v0.1.0 (/opt/rustwide/workdir/foundations/session3/fileio)
[INFO] [stderr]    Compiling async_mutex v0.1.0 (/opt/rustwide/workdir/foundations/session3/async_mutex)
[INFO] [stderr]    Compiling tokio_select_broadcast v0.1.0 (/opt/rustwide/workdir/foundations/session3/tokio_select_broadcast)
[INFO] [stderr]    Compiling blocking v0.1.0 (/opt/rustwide/workdir/foundations/session3/blocking)
[INFO] [stderr]    Compiling hello_tokio v0.1.0 (/opt/rustwide/workdir/foundations/session3/hello_tokio)
[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)]` (part of `#[warn(unused)]`) 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<Box<dyn Future<Output = ()>>> {
[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<P>(filename: P) -> io::Result<io::Lines<io::BufReader<File>>>
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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<usize> {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling tcpserver v0.1.0 (/opt/rustwide/workdir/foundations/session3/tcpserver)
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling sqlx-core v0.8.3
[INFO] [stderr]    Compiling collector v0.1.0 (/opt/rustwide/workdir/foundations/session5/collector)
[INFO] [stderr]    Compiling hyper v1.5.2
[INFO] [stderr]    Compiling sqlx-sqlite v0.8.3
[INFO] [stderr]    Compiling file_adapter v0.1.0 (/opt/rustwide/workdir/bonus/file_adapter)
[INFO] [stderr]    Compiling hyper-util v0.1.10
[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 sqlx-macros-core v0.8.3
[INFO] [stderr]    Compiling reqwest v0.12.15
[INFO] [stderr]    Compiling sqlx-macros v0.8.3
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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 2m 02s
[INFO] running `Command { std: "docker" "inspect" "73bf49c1e1a6957d074a9daef42151d80334bebdaaea40534ddfbe009b9818a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "73bf49c1e1a6957d074a9daef42151d80334bebdaaea40534ddfbe009b9818a2" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling collector v0.1.0 (/opt/rustwide/workdir/foundations/session5/collector)
[INFO] [stderr]    Compiling restclient v0.1.0 (/opt/rustwide/workdir/foundations/session3/restclient)
[INFO] [stderr]    Compiling hello_async v0.1.0 (/opt/rustwide/workdir/foundations/session3/hello_async)
[INFO] [stderr]    Compiling dashing v0.1.0 (/opt/rustwide/workdir/foundations/session2/dashing)
[INFO] [stderr]    Compiling file_adapter v0.1.0 (/opt/rustwide/workdir/bonus/file_adapter)
[INFO] [stderr]    Compiling affinity v0.1.0 (/opt/rustwide/workdir/foundations/session2/affinity)
[INFO] [stderr]    Compiling tprio v0.1.0 (/opt/rustwide/workdir/foundations/session2/tprio)
[INFO] [stderr]    Compiling simple_http_server v0.1.0 (/opt/rustwide/workdir/services/http_server)
[INFO] [stderr]    Compiling pinning v0.1.0 (/opt/rustwide/workdir/foundations/session3/pinning)
[INFO] [stderr]    Compiling save_bytes v0.1.0 (/opt/rustwide/workdir/foundations/session4/save_bytes)
[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 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: 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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<Box<dyn Future<Output = ()>>> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling collector_server v0.1.0 (/opt/rustwide/workdir/foundations/session5/collector_server)
[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)]` (part of `#[warn(unused)]`) 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 async_channels v0.1.0 (/opt/rustwide/workdir/foundations/session3/async_channels)
[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)]` (part of `#[warn(unused)]`) 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 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 tokio_testing v0.1.0 (/opt/rustwide/workdir/foundations/session3/tokio_testing)
[INFO] [stderr]    Compiling hello_tokio v0.1.0 (/opt/rustwide/workdir/foundations/session3/hello_tokio)
[INFO] [stderr]    Compiling tokio_select v0.1.0 (/opt/rustwide/workdir/foundations/session3/tokio_select)
[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<P>(filename: P) -> io::Result<io::Lines<io::BufReader<File>>>
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tokio_select_broadcast v0.1.0 (/opt/rustwide/workdir/foundations/session3/tokio_select_broadcast)
[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<usize> {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rwlocks v0.1.0 (/opt/rustwide/workdir/foundations/session2/rwlocks)
[INFO] [stderr]    Compiling threadpool v0.1.0 (/opt/rustwide/workdir/foundations/session2/threadpool)
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir/foundations/session2/hello)
[INFO] [stderr]    Compiling lifetimes v0.1.0 (/opt/rustwide/workdir/foundations/session4/lifetimes)
[INFO] [stderr]    Compiling scoped_threads v0.1.0 (/opt/rustwide/workdir/foundations/session2/scoped_threads)
[INFO] [stderr]    Compiling refcell v0.1.0 (/opt/rustwide/workdir/foundations/session4/refcell)
[INFO] [stderr]    Compiling save_dynamic_bytes v0.1.0 (/opt/rustwide/workdir/foundations/session4/save_dynamic_bytes)
[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 atomicrefcount v0.1.0 (/opt/rustwide/workdir/foundations/session4/atomicrefcount)
[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 linked_list v0.1.0 (/opt/rustwide/workdir/foundations/session4/linked_list)
[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 traits v0.1.0 (/opt/rustwide/workdir/foundations/session4/traits)
[INFO] [stderr]    Compiling dropping v0.1.0 (/opt/rustwide/workdir/foundations/session4/dropping)
[INFO] [stderr]    Compiling parking v0.1.0 (/opt/rustwide/workdir/foundations/session2/parking)
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mutexes v0.1.0 (/opt/rustwide/workdir/foundations/session2/mutexes)
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling refcount v0.1.0 (/opt/rustwide/workdir/foundations/session4/refcount)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> foundations/session4/generics_and_iterators/src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn iter(&self) -> HashMapBucketIter<K, V> {
[INFO] [stdout]    |             ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn iter(&self) -> HashMapBucketIter<'_, K, V> {
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[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<Node>), // 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)]` (part of `#[warn(unused)]`) 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<Node>), // 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: 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)]` (part of `#[warn(unused)]`) on by default
[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<Node>), // 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<Node>), // 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 internal_arc_mutex v0.1.0 (/opt/rustwide/workdir/foundations/session4/internal_arc_mutex)
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir/foundations/session1/hello_world)
[INFO] [stderr]    Compiling external_arc_mutex v0.1.0 (/opt/rustwide/workdir/foundations/session4/external_arc_mutex)
[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 workers v0.1.0 (/opt/rustwide/workdir/foundations/session2/workers)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.59s
[INFO] running `Command { std: "docker" "inspect" "73bf49c1e1a6957d074a9daef42151d80334bebdaaea40534ddfbe009b9818a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "73bf49c1e1a6957d074a9daef42151d80334bebdaaea40534ddfbe009b9818a2" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[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)]` (part of `#[warn(unused)]`) 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: `restclient` (bin "restclient" test) generated 2 warnings
[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)]` (part of `#[warn(unused)]`) 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<Box<dyn Future<Output = ()>>> {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[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<P>(filename: P) -> io::Result<io::Lines<io::BufReader<File>>>
[INFO] [stderr]   |    ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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<usize> {
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `pinning` (bin "pinning" test) generated 3 warnings
[INFO] [stderr] warning: `tprio` (bin "tprio" test) generated 1 warning
[INFO] [stderr] warning: `fileio` (bin "fileio" test) generated 2 warnings
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mutexes` (bin "mutexes" test) generated 1 warning (run `cargo fix --bin "mutexes" -p mutexes --tests` to apply 1 suggestion)
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> foundations/session4/generics_and_iterators/src/main.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn iter(&self) -> HashMapBucketIter<K, V> {
[INFO] [stderr]    |             ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |             |
[INFO] [stderr]    |             the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn iter(&self) -> HashMapBucketIter<'_, K, V> {
[INFO] [stderr]    |                                         +++
[INFO] [stderr] 
[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<Node>), // 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)]` (part of `#[warn(unused)]`) 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<Node>), // 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<Node>), // 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<Node>), // 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: `db` (bin "db" test) generated 1 warning
[INFO] [stderr] warning: `generics` (bin "generics" test) generated 1 warning (run `cargo fix --bin "generics" -p generics --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `linked_list` (bin "linked_list" 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `traits` (bin "traits" test) generated 3 warnings (run `cargo fix --bin "traits" -p traits --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/affinity-ec296c6333159fc4)
[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-82ca2a2d7bbdf0f6)
[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-a2b33e122092b1c3)
[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-2af5b8d2c6f69d82)
[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-5815a4a757b8131d)
[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' (5891) 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:     0x592242f036f1 - std[73adb7dc35730857]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x592242f036f1 - std[73adb7dc35730857]::backtrace_rs::backtrace::trace_unsynchronized::<std[73adb7dc35730857]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x592242f036f1 - std[73adb7dc35730857]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x592242f036f1 - <<std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6883ba1bc0fe4ed1]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x592242f1885a - <core[6883ba1bc0fe4ed1]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x592242f1885a - core[6883ba1bc0fe4ed1]::fmt::write
[INFO] [stdout]    6:     0x592242f07c5c - std[73adb7dc35730857]::io::default_write_fmt::<alloc[55a36b64bcbf2c0d]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:626:11
[INFO] [stdout]    7:     0x592242f07c5c - <alloc[55a36b64bcbf2c0d]::vec::Vec<u8> as std[73adb7dc35730857]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/io/mod.rs:1730:13
[INFO] [stdout]    8:     0x592242ee18f6 - <std[73adb7dc35730857]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x592242ee18f6 - std[73adb7dc35730857]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x592242efb3a9 - std[73adb7dc35730857]::panicking::default_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x592242e87a90 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   12:     0x592242e87a90 - test[980ffaebd391d06d]::test_main_inner::<test[980ffaebd391d06d]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x592242efb562 - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn for<'a, 'b> core[6883ba1bc0fe4ed1]::ops::function::Fn<(&'a std[73adb7dc35730857]::panic::PanicHookInfo<'b>,), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send + core[6883ba1bc0fe4ed1]::marker::Sync> as core[6883ba1bc0fe4ed1]::ops::function::Fn<(&std[73adb7dc35730857]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2333:9
[INFO] [stdout]   14:     0x592242efb562 - std[73adb7dc35730857]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:823:13
[INFO] [stdout]   15:     0x592242ee19a2 - std[73adb7dc35730857]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:688:13
[INFO] [stdout]   16:     0x592242ed9149 - std[73adb7dc35730857]::sys::backtrace::__rust_end_short_backtrace::<std[73adb7dc35730857]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x592242ee259d - __rustc[a7b7b02e776dd976]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:679:5
[INFO] [stdout]   18:     0x592242f1902c - core[6883ba1bc0fe4ed1]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x592242f18da2 - core[6883ba1bc0fe4ed1]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1870:5
[INFO] [stdout]   20:     0x592242e49e73 - <core[6883ba1bc0fe4ed1]::result::Result<(), core[6883ba1bc0fe4ed1]::io::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/result.rs:1231:23
[INFO] [stdout]   21:     0x592242e49e73 - authentication[a47193695a988735]::get_users
[INFO] [stdout]                                at /opt/rustwide/workdir/foundations/session1/authentication/src/lib.rs:94:48
[INFO] [stdout]   22:     0x592242e499e1 - authentication[a47193695a988735]::login
[INFO] [stdout]                                at /opt/rustwide/workdir/foundations/session1/authentication/src/lib.rs:108:40
[INFO] [stdout]   23:     0x592242e57834 - authentication[a47193695a988735]::tests::test_login
[INFO] [stdout]                                at /opt/rustwide/workdir/foundations/session1/authentication/src/lib.rs:164:66
[INFO] [stdout]   24:     0x592242e57047 - authentication[a47193695a988735]::tests::test_login::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/foundations/session1/authentication/src/lib.rs:163:20
[INFO] [stdout]   25:     0x592242e53266 - <authentication[a47193695a988735]::tests::test_login::{closure#0} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x592242e7adcb - <fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x592242e7adcb - test[980ffaebd391d06d]::__rust_begin_short_backtrace::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, fn() -> core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:724:18
[INFO] [stdout]   28:     0x592242e88415 - test[980ffaebd391d06d]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:74
[INFO] [stdout]   29:     0x592242e88415 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   30:     0x592242e88415 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   31:     0x592242e88415 - std[73adb7dc35730857]::panicking::catch_unwind::<core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>, core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   32:     0x592242e88415 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<test[980ffaebd391d06d]::run_test_in_process::{closure#0}>, core[6883ba1bc0fe4ed1]::result::Result<(), alloc[55a36b64bcbf2c0d]::string::String>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x592242e88415 - test[980ffaebd391d06d]::run_test_in_process
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:747:27
[INFO] [stdout]   34:     0x592242e88415 - test[980ffaebd391d06d]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:668:43
[INFO] [stdout]   35:     0x592242e82ec4 - test[980ffaebd391d06d]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/test/src/lib.rs:698:41
[INFO] [stdout]   36:     0x592242e82ec4 - std[73adb7dc35730857]::sys::backtrace::__rust_begin_short_backtrace::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   37:     0x592242e8b562 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   38:     0x592242e8b562 - <core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   39:     0x592242e8b562 - std[73adb7dc35730857]::panicking::catch_unwind::do_call::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:576:43
[INFO] [stdout]   40:     0x592242e8b562 - std[73adb7dc35730857]::panicking::catch_unwind::<(), core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panicking.rs:544:19
[INFO] [stdout]   41:     0x592242e8b562 - std[73adb7dc35730857]::panic::catch_unwind::<core[6883ba1bc0fe4ed1]::panic::unwind_safe::AssertUnwindSafe<std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/panic.rs:359:14
[INFO] [stdout]   42:     0x592242e8b562 - std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked::<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   43:     0x592242e8b562 - <std[73adb7dc35730857]::thread::lifecycle::spawn_unchecked<test[980ffaebd391d06d]::run_test::{closure#1}, ()>::{closure#1} as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x592242f02a0f - <alloc[55a36b64bcbf2c0d]::boxed::Box<dyn core[6883ba1bc0fe4ed1]::ops::function::FnOnce<(), Output = ()> + core[6883ba1bc0fe4ed1]::marker::Send> as core[6883ba1bc0fe4ed1]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/alloc/src/boxed.rs:2319:9
[INFO] [stdout]   45:     0x592242f02a0f - <std[73adb7dc35730857]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/6b3fa26749ab40e159b2dd5cf577acaaf5902772/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   46:     0x792e9e0cbaa4 - <unknown>
[INFO] [stdout]   47:     0x792e9e158a64 - clone
[INFO] [stdout]   48:                0x0 - <unknown>
[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 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p authentication --lib`
[INFO] running `Command { std: "docker" "inspect" "73bf49c1e1a6957d074a9daef42151d80334bebdaaea40534ddfbe009b9818a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73bf49c1e1a6957d074a9daef42151d80334bebdaaea40534ddfbe009b9818a2", kill_on_drop: false }`
[INFO] [stdout] 73bf49c1e1a6957d074a9daef42151d80334bebdaaea40534ddfbe009b9818a2
