[INFO] cloning repository https://github.com/jasonthehung/rust-hands-on-projects
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jasonthehung/rust-hands-on-projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasonthehung%2Frust-hands-on-projects", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasonthehung%2Frust-hands-on-projects'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4f44a6d5a86d0dca10ef54b9b795cd249c49f7d
[INFO] testing jasonthehung/rust-hands-on-projects against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasonthehung%2Frust-hands-on-projects" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jasonthehung/rust-hands-on-projects
[INFO] finished tweaking git repo https://github.com/jasonthehung/rust-hands-on-projects
[INFO] tweaked toml for git repo https://github.com/jasonthehung/rust-hands-on-projects written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jasonthehung/rust-hands-on-projects on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jasonthehung/rust-hands-on-projects 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e5453354ffa28647e7251a36bc61af00e4523c5029a5bccb782d1c522ac7d9e
[INFO] running `Command { std: "docker" "start" "-a" "6e5453354ffa28647e7251a36bc61af00e4523c5029a5bccb782d1c522ac7d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e5453354ffa28647e7251a36bc61af00e4523c5029a5bccb782d1c522ac7d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e5453354ffa28647e7251a36bc61af00e4523c5029a5bccb782d1c522ac7d9e", kill_on_drop: false }`
[INFO] [stdout] 6e5453354ffa28647e7251a36bc61af00e4523c5029a5bccb782d1c522ac7d9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4e63df4d2663014c06c9b5eae9f72fa62d47e00e71ace858c16c786715c05a4
[INFO] running `Command { std: "docker" "start" "-a" "a4e63df4d2663014c06c9b5eae9f72fa62d47e00e71ace858c16c786715c05a4", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling itoa v1.0.5
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling tokio v1.24.1
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling ryu v1.0.12
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling async-trait v0.1.61
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]    Compiling tower-layer v0.3.2
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling http-range-header v0.3.0
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling pem v1.1.1
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.3
[INFO] [stderr]    Compiling sync_wrapper v0.1.1
[INFO] [stderr]    Compiling matchit v0.4.6
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling fibonacci v0.1.0 (/opt/rustwide/workdir/fibonacci)
[INFO] [stderr]    Compiling time v0.3.17
[INFO] [stderr]    Compiling strtok v0.1.0 (/opt/rustwide/workdir/strtok)
[INFO] [stderr]    Compiling event_encoder v0.1.0 (/opt/rustwide/workdir/event_encoder)
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling sha1 v0.10.5
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling headers v0.3.8
[INFO] [stderr]    Compiling rust-embed-utils v7.3.0
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling rust-embed-impl v6.3.1
[INFO] [stderr]    Compiling rust-embed v6.4.2
[INFO] [stderr]    Compiling simple_asn1 v0.6.2
[INFO] [stderr]    Compiling axum-core v0.1.2
[INFO] [stderr]    Compiling pin-project v1.0.12
[INFO] [stderr]    Compiling tokio-util v0.7.4
[INFO] [stderr]    Compiling actor v0.1.0 (/opt/rustwide/workdir/actor)
[INFO] [stderr]    Compiling h2 v0.3.15
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling tower-http v0.2.5
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling jsonwebtoken v8.2.0
[INFO] [stderr]    Compiling rust-io-file-serde v0.1.0 (/opt/rustwide/workdir/rust-io-file-serde)
[INFO] [stderr]    Compiling museum-arii v0.1.0 (/opt/rustwide/workdir/museum-arii)
[INFO] [stdout] warning: unused import: `serde`
[INFO] [stdout]  --> museum-arii/src/ticket.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `permit` is never read
[INFO] [stdout]   --> museum-arii/src/ticket.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Ticket<'a> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 10 |     permit: SemaphorePermit<'a>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ticket` 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 hyper v0.14.23
[INFO] [stderr]    Compiling axum v0.4.8
[INFO] [stderr]    Compiling axum_project v0.1.0 (/opt/rustwide/workdir/crates_hands_on/axum)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.58s
[INFO] running `Command { std: "docker" "inspect" "a4e63df4d2663014c06c9b5eae9f72fa62d47e00e71ace858c16c786715c05a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4e63df4d2663014c06c9b5eae9f72fa62d47e00e71ace858c16c786715c05a4", kill_on_drop: false }`
[INFO] [stdout] a4e63df4d2663014c06c9b5eae9f72fa62d47e00e71ace858c16c786715c05a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24329307ef37847438822df4b8a71d2764680c4a6fcf51f76b6da67578d96017
[INFO] running `Command { std: "docker" "start" "-a" "24329307ef37847438822df4b8a71d2764680c4a6fcf51f76b6da67578d96017", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling actor v0.1.0 (/opt/rustwide/workdir/actor)
[INFO] [stderr]    Compiling event_encoder v0.1.0 (/opt/rustwide/workdir/event_encoder)
[INFO] [stderr]    Compiling rust-io-file-serde v0.1.0 (/opt/rustwide/workdir/rust-io-file-serde)
[INFO] [stdout] warning: unused import: `serde`
[INFO] [stdout]  --> museum-arii/src/ticket.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `permit` is never read
[INFO] [stdout]   --> museum-arii/src/ticket.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Ticket<'a> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 10 |     permit: SemaphorePermit<'a>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ticket` 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 museum-arii v0.1.0 (/opt/rustwide/workdir/museum-arii)
[INFO] [stderr]    Compiling strtok v0.1.0 (/opt/rustwide/workdir/strtok)
[INFO] [stderr]    Compiling fibonacci v0.1.0 (/opt/rustwide/workdir/fibonacci)
[INFO] [stderr]    Compiling axum_project v0.1.0 (/opt/rustwide/workdir/crates_hands_on/axum)
[INFO] [stdout] warning: unused import: `serde`
[INFO] [stdout]  --> museum-arii/src/ticket.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde;
[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: `result`
[INFO] [stdout]   --> event_encoder/src/encoder.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let result = event.encode().unwrap();
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tickets`
[INFO] [stdout]   --> museum-arii/src/ticket.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let tickets: Vec<Ticket> = (0..49).map(|_| museum.get_tickets().unwrap()).collect(); // @ take all tickets
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tickets`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `permit` is never read
[INFO] [stdout]   --> museum-arii/src/ticket.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Ticket<'a> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 10 |     permit: SemaphorePermit<'a>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Ticket` 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: use of deprecated struct `axum::AddExtensionLayer`: Use `axum::extract::Extension` instead. It implements `tower::Layer`
[INFO] [stdout]  --> crates_hands_on/axum/examples/basic.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     AddExtensionLayer, Json, Router, Server,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `axum::AddExtensionLayer`: Use `axum::extract::Extension` instead. It implements `tower::Layer`
[INFO] [stdout]    --> crates_hands_on/axum/examples/basic.rs:119:24
[INFO] [stdout]     |
[INFO] [stdout] 119 |                 .layer(AddExtensionLayer::new(store)),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `login`
[INFO] [stdout]    --> crates_hands_on/axum/examples/basic.rs:174:29
[INFO] [stdout]     |
[INFO] [stdout] 174 | async fn login_handler(Json(login): Json<LoginRequest>) -> Json<LoginResponse> {
[INFO] [stdout]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_login`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.30s
[INFO] running `Command { std: "docker" "inspect" "24329307ef37847438822df4b8a71d2764680c4a6fcf51f76b6da67578d96017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24329307ef37847438822df4b8a71d2764680c4a6fcf51f76b6da67578d96017", kill_on_drop: false }`
[INFO] [stdout] 24329307ef37847438822df4b8a71d2764680c4a6fcf51f76b6da67578d96017
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1a8559ac7f42c0a6851862988b1497a8f3bb84011df7e16ea259c0b011eb9338
[INFO] running `Command { std: "docker" "start" "-a" "1a8559ac7f42c0a6851862988b1497a8f3bb84011df7e16ea259c0b011eb9338", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: unused import: `serde`
[INFO] [stderr]  --> museum-arii/src/ticket.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use serde;
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `permit` is never read
[INFO] [stderr]   --> museum-arii/src/ticket.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub struct Ticket<'a> {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] 10 |     permit: SemaphorePermit<'a>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Ticket` 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: unused variable: `result`
[INFO] [stderr]   --> event_encoder/src/encoder.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let result = event.encode().unwrap();
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tickets`
[INFO] [stderr]   --> museum-arii/src/ticket.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let tickets: Vec<Ticket> = (0..49).map(|_| museum.get_tickets().unwrap()).collect(); // @ take all tickets
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tickets`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `museum-arii` (lib) generated 2 warnings (run `cargo fix --lib -p museum-arii` to apply 1 suggestion)
[INFO] [stderr] warning: `event_encoder` (lib test) generated 1 warning (run `cargo fix --lib -p event_encoder --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `museum-arii` (lib test) generated 3 warnings (2 duplicates) (run `cargo fix --lib -p museum-arii --tests` to apply 1 suggestion)
[INFO] [stderr] warning: use of deprecated struct `axum::AddExtensionLayer`: Use `axum::extract::Extension` instead. It implements `tower::Layer`
[INFO] [stderr]  --> crates_hands_on/axum/examples/basic.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     AddExtensionLayer, Json, Router, Server,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `axum::AddExtensionLayer`: Use `axum::extract::Extension` instead. It implements `tower::Layer`
[INFO] [stderr]    --> crates_hands_on/axum/examples/basic.rs:119:24
[INFO] [stderr]     |
[INFO] [stderr] 119 |                 .layer(AddExtensionLayer::new(store)),
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `login`
[INFO] [stderr]    --> crates_hands_on/axum/examples/basic.rs:174:29
[INFO] [stderr]     |
[INFO] [stderr] 174 | async fn login_handler(Json(login): Json<LoginRequest>) -> Json<LoginResponse> {
[INFO] [stderr]     |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_login`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `axum_project` (example "basic") generated 3 warnings (run `cargo fix --example "basic" -p axum_project` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/actor-510c83e16d23e405)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test actor::tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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/axum_project-79eeff20f961a86d)
[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/event_encoder-c8e56bbef7231add)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test encoder::test::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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/fibonacci-04cc09977e3541fa)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test fibonacci::test::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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/museum_arii-d81c0a417e284e5b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test ticket::test::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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/rust_io_file_serde-079cc2bc680834e0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass `-p rust-io-file-serde --lib`
[INFO] [stdout] test user::test::persist_it_works ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- user::test::persist_it_works stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'user::test::persist_it_works' (34) panicked at rust-io-file-serde/src/user.rs:62:28:
[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:     0x59cfe0c767d2 - std::backtrace_rs::backtrace::libunwind::trace::hf0bd46b30bc61685
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x59cfe0c767d2 - std::backtrace_rs::backtrace::trace_unsynchronized::h1d1fbb72ad89d7b7
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x59cfe0c767d2 - std::sys::backtrace::_print_fmt::he38b6f68ca847f47
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x59cfe0c767d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb7e843cde1bc81a3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x59cfe0c8687a - core::fmt::rt::Argument::fmt::hc1dd77ac64f2688c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x59cfe0c8687a - core::fmt::write::h952c506e2dbe9cff
[INFO] [stdout]    6:     0x59cfe0c455c6 - std::io::default_write_fmt::hd23bd8145c03a23a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x59cfe0c455c6 - std::io::Write::write_fmt::hdd3314a2bd8a34bd
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x59cfe0c55b89 - std::sys::backtrace::BacktraceLock::print::h1079b82381c2c252
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x59cfe0c55b89 - std::panicking::default_hook::{{closure}}::h85cb76b8462c00f2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x59cfe0c55a21 - std::panicking::default_hook::h0134d220cc034c02
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x59cfe0c18b0e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb2e68dca3970e3ca
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x59cfe0c18b0e - test::test_main_with_exit_callback::{{closure}}::ha7ec2063a2565ec3
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x59cfe0c55e02 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::haebee478d0f56cf4
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x59cfe0c55e02 - std::panicking::panic_with_hook::h8119b6db1fef734f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x59cfe0c55c48 - std::panicking::panic_handler::{{closure}}::h24f5360b91482c0e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x59cfe0c51179 - std::sys::backtrace::__rust_end_short_backtrace::h4e60c5cbd1bd0108
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x59cfe0c3a1bd - __rustc[e4c6931bd8050421]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x59cfe0c8dd4c - core::panicking::panic_fmt::hb1614a3ff6840071
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x59cfe0c8d602 - core::result::unwrap_failed::h7d4c34940aded59c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x59cfe0be1c3a - core::result::Result<T,E>::unwrap::hb9fe3f6e1d83e3d2
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x59cfe0be1c3a - rust_io_file_serde::user::test::persist_it_works::h1bbc7e44d4106bc1
[INFO] [stdout]                                at /opt/rustwide/workdir/rust-io-file-serde/src/user.rs:62:28
[INFO] [stdout]   22:     0x59cfe0be1e67 - rust_io_file_serde::user::test::persist_it_works::{{closure}}::hb26cd69a626a1f1e
[INFO] [stdout]                                at /opt/rustwide/workdir/rust-io-file-serde/src/user.rs:59:26
[INFO] [stdout]   23:     0x59cfe0be2456 - core::ops::function::FnOnce::call_once::h400ecb23ce9dd390
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x59cfe0c1890b - core::ops::function::FnOnce::call_once::hefaf63600cd43d2a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x59cfe0c1890b - test::__rust_begin_short_backtrace::he30322a73a0e9ea6
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x59cfe0c2c2da - test::run_test_in_process::{{closure}}::hdea3ab8d0243ef36
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x59cfe0c2c2da - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h66d192f42498ffce
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x59cfe0c2c2da - std::panicking::catch_unwind::do_call::h822e18e8d3a6bb65
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x59cfe0c2c2da - std::panicking::catch_unwind::h54b1de7ceab578bf
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x59cfe0c2c2da - std::panic::catch_unwind::h60c29b7a9d0246b1
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x59cfe0c2c2da - test::run_test_in_process::h6099b5f871379b13
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x59cfe0c2c2da - test::run_test::{{closure}}::h926ce0a38281a4c8
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x59cfe0c06734 - test::run_test::{{closure}}::h508de21a9afc7140
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x59cfe0c06734 - std::sys::backtrace::__rust_begin_short_backtrace::h6e2f5c39ca00735a
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x59cfe0c09ff2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::h133e44f0e5802c14
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x59cfe0c09ff2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4718c1285283955c
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x59cfe0c09ff2 - std::panicking::catch_unwind::do_call::h0bba3937b4892238
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x59cfe0c09ff2 - std::panicking::catch_unwind::h5b31cab5fb8c5d7f
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x59cfe0c09ff2 - std::panic::catch_unwind::hb2fa05d52ed0124e
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x59cfe0c09ff2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::hf401cf5ff501bd29
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x59cfe0c09ff2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h160022e94ce3b0bb
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x59cfe0c4c40f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf234e0d1d1d272ba
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x59cfe0c4c40f - std::sys::thread::unix::Thread::new::thread_start::h106a295241840d3b
[INFO] [stdout]                                at /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   44:     0x7639823a5aa4 - <unknown>
[INFO] [stdout]   45:     0x763982432a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     user::test::persist_it_works
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1a8559ac7f42c0a6851862988b1497a8f3bb84011df7e16ea259c0b011eb9338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a8559ac7f42c0a6851862988b1497a8f3bb84011df7e16ea259c0b011eb9338", kill_on_drop: false }`
[INFO] [stdout] 1a8559ac7f42c0a6851862988b1497a8f3bb84011df7e16ea259c0b011eb9338
