[INFO] cloning repository https://github.com/wangtao2014/rust-learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wangtao2014/rust-learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangtao2014%2Frust-learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangtao2014%2Frust-learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea5ff2ddeaa2c90fdcce9606a204d8660fe399eb
[INFO] testing wangtao2014/rust-learning against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwangtao2014%2Frust-learning" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wangtao2014/rust-learning
[INFO] finished tweaking git repo https://github.com/wangtao2014/rust-learning
[INFO] tweaked toml for git repo https://github.com/wangtao2014/rust-learning written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wangtao2014/rust-learning on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wangtao2014/rust-learning 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-2026-03-05" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 294ecf8dde29026160328d329f2f07ed93b1302d01c361cce20546f25111c994
[INFO] running `Command { std: "docker" "start" "-a" "294ecf8dde29026160328d329f2f07ed93b1302d01c361cce20546f25111c994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "294ecf8dde29026160328d329f2f07ed93b1302d01c361cce20546f25111c994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "294ecf8dde29026160328d329f2f07ed93b1302d01c361cce20546f25111c994", kill_on_drop: false }`
[INFO] [stdout] 294ecf8dde29026160328d329f2f07ed93b1302d01c361cce20546f25111c994
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6a0ae6b2ebcd0dc5aeb2ad03ac3cef419094ecb9706294f2f95b9620ea08f72
[INFO] running `Command { std: "docker" "start" "-a" "b6a0ae6b2ebcd0dc5aeb2ad03ac3cef419094ecb9706294f2f95b9620ea08f72", 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 version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.150
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num_cpus v1.14.0
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling block-buffer v0.10.3
[INFO] [stderr]    Compiling universal-hash v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling cipher v0.4.3
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling polyval v0.6.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling uncased v0.9.7
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling aes v0.8.2
[INFO] [stderr]    Compiling ctr v0.9.2
[INFO] [stderr]    Compiling ghash v0.5.0
[INFO] [stderr]    Compiling aead v0.5.1
[INFO] [stderr]    Compiling cookie v0.16.1
[INFO] [stderr]    Compiling ref-cast v1.0.13
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling inlinable_string v0.1.15
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling time v0.3.17
[INFO] [stderr]    Compiling aes-gcm v0.10.1
[INFO] [stderr]    Compiling hkdf v0.12.3
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling percent-encoding v2.2.0
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling stable-pattern v0.1.0
[INFO] [stderr]    Compiling multer v2.0.4
[INFO] [stderr]    Compiling figment v0.10.8
[INFO] [stderr]    Compiling atomic v0.5.1
[INFO] [stderr]    Compiling variables v0.1.0 (/opt/rustwide/workdir/live-coding/variables)
[INFO] [stderr]    Compiling state v0.5.3
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling async-trait v0.1.59
[INFO] [stderr]    Compiling rocket v0.5.0-rc.2
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling spin v0.9.4
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling binascii v0.1.4
[INFO] [stderr]    Compiling hello_utils v0.1.0 (/opt/rustwide/workdir/live-coding/world_hello/hello_utils)
[INFO] [stderr]    Compiling chapter-10-trait-lifetime v0.1.0 (/opt/rustwide/workdir/live-coding/chapter-10-trait-lifetime)
[INFO] [stderr]    Compiling world_hello v0.1.0 (/opt/rustwide/workdir/live-coding/world_hello)
[INFO] [stdout] warning: unused import: `random_self::random_test`
[INFO] [stdout]  --> live-coding/world_hello/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use random_self::random_test;
[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 import: `priority_self as other_priority_self`
[INFO] [stdout]  --> live-coding/world_hello/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use priority_self as other_priority_self;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item2`
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:73:68
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn notify4<T: Summary + Display, U: Clone + Display>(item1: T, item2: U) {
[INFO] [stdout]    |                                                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_item2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item2`
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:77:32
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn notify5<T, U>(item1: T, item2: U) -> String
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_item2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pair` is never constructed
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | struct Pair<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl<T> Pair<T> {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 92 |     fn new(x: T, y: T) -> Self { 
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cmp_display` is never used
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | impl<T: Display + PartialOrd> Pair<T> {
[INFO] [stdout]    | ------------------------------------- method in this implementation
[INFO] [stdout] 98 |     fn cmp_display(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_test` is never used
[INFO] [stdout]  --> live-coding/world_hello/src/random_self.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn random_test() {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Gender` is never used
[INFO] [stdout]  --> live-coding/world_hello/src/types.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Gender {
[INFO] [stdout]   |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ConnectionState` is never used
[INFO] [stdout]  --> live-coding/world_hello/src/types.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ConnectionState {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HalfOpen` is never constructed
[INFO] [stdout]   --> live-coding/world_hello/src/types.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct HalfOpen {}
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FullSession` is never constructed
[INFO] [stdout]   --> live-coding/world_hello/src/types.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct FullSession {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]   --> live-coding/world_hello/src/types.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct User {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `value_tour` is never used
[INFO] [stdout]  --> live-coding/world_hello/src/value_tour.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn value_tour() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stdout] warning: unused import: `chapter_10_trait_lifetime::notify`
[INFO] [stdout]  --> live-coding/chapter-10-trait-lifetime/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chapter_10_trait_lifetime::notify;
[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 `y` is never read
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Point<T> {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 18 |     x: T,
[INFO] [stdout] 19 |     y: T,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `x1` is never used
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/main.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Point<i32> {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 31 |     fn x1(&self) -> &i32 {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir/live-coding/guessing_game)
[INFO] [stderr]    Compiling chapter-09-error v0.1.0 (/opt/rustwide/workdir/live-coding/chapter-09-error)
[INFO] [stderr]    Compiling chapter-11-test v0.1.0 (/opt/rustwide/workdir/live-coding/chapter-11-test)
[INFO] [stderr]    Compiling my-project v0.1.0 (/opt/rustwide/workdir/live-coding/my-project)
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> live-coding/chapter-09-error/src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let f = File::open("hello.txt").unwrap_or_else(|error|{
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_file` is never used
[INFO] [stdout]  --> live-coding/chapter-09-error/src/main.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn load_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 `load_file_unwrap` is never used
[INFO] [stdout]   --> live-coding/chapter-09-error/src/main.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn load_file_unwrap() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_file` is never used
[INFO] [stdout]   --> live-coding/chapter-09-error/src/main.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn create_file() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_file_clouser` is never used
[INFO] [stdout]   --> live-coding/chapter-09-error/src/main.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn create_file_clouser() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_username_from_file_another2` is never used
[INFO] [stdout]   --> live-coding/chapter-09-error/src/main.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn read_username_from_file_another2() -> Result<String, Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> live-coding/chapter-09-error/src/main.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     open_file_error();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let _ = open_file_error();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling life-time v0.1.0 (/opt/rustwide/workdir/live-coding/life-time)
[INFO] [stderr]    Compiling adder v0.1.0 (/opt/rustwide/workdir/live-coding/adder)
[INFO] [stdout] warning: unused imports: `File` and `Read`
[INFO] [stdout]  --> live-coding/adder/src/lib.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{result::*, io::{self, Read}, fs::{File, self}};
[INFO] [stdout]   |                                 ^^^^        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling devise_core v0.3.1
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling pear_codegen v0.2.3
[INFO] [stderr]    Compiling ref-cast-impl v1.0.13
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling async-stream v0.3.3
[INFO] [stderr]    Compiling devise_codegen v0.3.1
[INFO] [stderr]    Compiling pear v0.2.3
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling devise v0.3.1
[INFO] [stderr]    Compiling tokio-util v0.7.4
[INFO] [stderr]    Compiling tokio-stream v0.1.11
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling ubyte v0.10.3
[INFO] [stderr]    Compiling h2 v0.3.15
[INFO] [stderr]    Compiling training-code v0.1.0 (/opt/rustwide/workdir/live-coding/training-code)
[INFO] [stdout] warning: field `permit` is never read
[INFO] [stdout]  --> live-coding/training-code/src/ticket.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Ticket<'a> {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 9 |     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 rocket_http v0.5.0-rc.2
[INFO] [stderr]    Compiling rocket_codegen v0.5.0-rc.2
[INFO] [stderr]    Compiling chat-app v0.1.0 (/opt/rustwide/workdir/live-coding/chat-app)
[INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stdout]   --> live-coding/chat-app/src/main.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[serde(crate = "rocket::serde")]
[INFO] [stdout]    | ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "b6a0ae6b2ebcd0dc5aeb2ad03ac3cef419094ecb9706294f2f95b9620ea08f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a0ae6b2ebcd0dc5aeb2ad03ac3cef419094ecb9706294f2f95b9620ea08f72", kill_on_drop: false }`
[INFO] [stdout] b6a0ae6b2ebcd0dc5aeb2ad03ac3cef419094ecb9706294f2f95b9620ea08f72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2be3c2ca480b2b23dcddf9b3d67731a633afd3acf927150181459cae4b23fb43
[INFO] running `Command { std: "docker" "start" "-a" "2be3c2ca480b2b23dcddf9b3d67731a633afd3acf927150181459cae4b23fb43", 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] [stdout] warning: unused variable: `item2`
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:73:68
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn notify4<T: Summary + Display, U: Clone + Display>(item1: T, item2: U) {
[INFO] [stdout]    |                                                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_item2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item2`
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:77:32
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn notify5<T, U>(item1: T, item2: U) -> String
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_item2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling chapter-11-test v0.1.0 (/opt/rustwide/workdir/live-coding/chapter-11-test)
[INFO] [stdout] warning: struct `Pair` is never constructed
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | struct Pair<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling world_hello v0.1.0 (/opt/rustwide/workdir/live-coding/world_hello)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl<T> Pair<T> {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 92 |     fn new(x: T, y: T) -> Self { 
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling chapter-10-trait-lifetime v0.1.0 (/opt/rustwide/workdir/live-coding/chapter-10-trait-lifetime)
[INFO] [stdout] warning: method `cmp_display` is never used
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | impl<T: Display + PartialOrd> Pair<T> {
[INFO] [stdout]    | ------------------------------------- method in this implementation
[INFO] [stdout] 98 |     fn cmp_display(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling chat-app v0.1.0 (/opt/rustwide/workdir/live-coding/chat-app)
[INFO] [stderr]    Compiling variables v0.1.0 (/opt/rustwide/workdir/live-coding/variables)
[INFO] [stderr]    Compiling training-code v0.1.0 (/opt/rustwide/workdir/live-coding/training-code)
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir/live-coding/guessing_game)
[INFO] [stdout] warning: field `permit` is never read
[INFO] [stdout]  --> live-coding/training-code/src/ticket.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Ticket<'a> {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 9 |     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: unused imports: `File` and `Read`
[INFO] [stdout]  --> live-coding/adder/src/lib.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{result::*, io::{self, Read}, fs::{File, self}};
[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 import: `random_self::random_test`
[INFO] [stdout]  --> live-coding/world_hello/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use random_self::random_test;
[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 import: `priority_self as other_priority_self`
[INFO] [stdout]  --> live-coding/world_hello/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use priority_self as other_priority_self;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `chapter_10_trait_lifetime::notify`
[INFO] [stdout]  --> live-coding/chapter-10-trait-lifetime/src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chapter_10_trait_lifetime::notify;
[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 `y` is never read
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Point<T> {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 18 |     x: T,
[INFO] [stdout] 19 |     y: T,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `x1` is never used
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/main.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Point<i32> {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] 31 |     fn x1(&self) -> &i32 {
[INFO] [stdout]    |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_test` is never used
[INFO] [stdout]  --> live-coding/world_hello/src/random_self.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn random_test() {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Gender` is never used
[INFO] [stdout]  --> live-coding/world_hello/src/types.rs:1:6
[INFO] [stdout]   |
[INFO] [stdout] 1 | enum Gender {
[INFO] [stdout]   |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ConnectionState` is never used
[INFO] [stdout]  --> live-coding/world_hello/src/types.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ConnectionState {
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HalfOpen` is never constructed
[INFO] [stdout]   --> live-coding/world_hello/src/types.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct HalfOpen {}
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FullSession` is never constructed
[INFO] [stdout]   --> live-coding/world_hello/src/types.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct FullSession {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `User` is never constructed
[INFO] [stdout]   --> live-coding/world_hello/src/types.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct User {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `value_tour` is never used
[INFO] [stdout]  --> live-coding/world_hello/src/value_tour.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn value_tour() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hello_utils v0.1.0 (/opt/rustwide/workdir/live-coding/world_hello/hello_utils)
[INFO] [stderr]    Compiling life-time v0.1.0 (/opt/rustwide/workdir/live-coding/life-time)
[INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stdout]   --> live-coding/chat-app/src/main.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[cfg_attr(test, derive(PartialEq, UriDisplayQuery))]
[INFO] [stdout]    | ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling chapter-09-error v0.1.0 (/opt/rustwide/workdir/live-coding/chapter-09-error)
[INFO] [stderr]    Compiling adder v0.1.0 (/opt/rustwide/workdir/live-coding/adder)
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> live-coding/chapter-09-error/src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let f = File::open("hello.txt").unwrap_or_else(|error|{
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_file` is never used
[INFO] [stdout]  --> live-coding/chapter-09-error/src/main.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn load_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 `load_file_unwrap` is never used
[INFO] [stdout]   --> live-coding/chapter-09-error/src/main.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn load_file_unwrap() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_file` is never used
[INFO] [stdout]   --> live-coding/chapter-09-error/src/main.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn create_file() {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_file_clouser` is never used
[INFO] [stdout]   --> live-coding/chapter-09-error/src/main.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn create_file_clouser() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_username_from_file_another2` is never used
[INFO] [stdout]   --> live-coding/chapter-09-error/src/main.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn read_username_from_file_another2() -> Result<String, Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> live-coding/chapter-09-error/src/main.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     open_file_error();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 97 |     let _ = open_file_error();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item2`
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:73:68
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn notify4<T: Summary + Display, U: Clone + Display>(item1: T, item2: U) {
[INFO] [stdout]    |                                                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_item2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item2`
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:77:32
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn notify5<T, U>(item1: T, item2: U) -> String
[INFO] [stdout]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_item2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pair` is never constructed
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | struct Pair<T> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl<T> Pair<T> {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 92 |     fn new(x: T, y: T) -> Self { 
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cmp_display` is never used
[INFO] [stdout]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | impl<T: Display + PartialOrd> Pair<T> {
[INFO] [stdout]    | ------------------------------------- method in this implementation
[INFO] [stdout] 98 |     fn cmp_display(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File` and `Read`
[INFO] [stdout]  --> live-coding/adder/src/lib.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{result::*, io::{self, Read}, fs::{File, self}};
[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: `tickets`
[INFO] [stdout]   --> live-coding/training-code/src/ticket.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let tickets: Vec<Ticket> = (0..4).map(|_i| museum.get_ticket().unwrap()).collect();
[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] [stderr]    Compiling my-project v0.1.0 (/opt/rustwide/workdir/live-coding/my-project)
[INFO] [stdout] warning: field `permit` is never read
[INFO] [stdout]  --> live-coding/training-code/src/ticket.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Ticket<'a> {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 9 |     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: unused variable: `f`
[INFO] [stdout]   --> live-coding/adder/src/lib.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let f = match file {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_f`
[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 4.55s
[INFO] running `Command { std: "docker" "inspect" "2be3c2ca480b2b23dcddf9b3d67731a633afd3acf927150181459cae4b23fb43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2be3c2ca480b2b23dcddf9b3d67731a633afd3acf927150181459cae4b23fb43", kill_on_drop: false }`
[INFO] [stdout] 2be3c2ca480b2b23dcddf9b3d67731a633afd3acf927150181459cae4b23fb43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f29bfcf001c23e5662a4a655a733783751040152cac83e4183c091b434efe87b
[INFO] running `Command { std: "docker" "start" "-a" "f29bfcf001c23e5662a4a655a733783751040152cac83e4183c091b434efe87b", 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 variable: `item2`
[INFO] [stderr]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:73:68
[INFO] [stderr]    |
[INFO] [stderr] 73 | pub fn notify4<T: Summary + Display, U: Clone + Display>(item1: T, item2: U) {
[INFO] [stderr]    |                                                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_item2`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `item2`
[INFO] [stderr]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:77:32
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub fn notify5<T, U>(item1: T, item2: U) -> String
[INFO] [stderr]    |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_item2`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Pair` is never constructed
[INFO] [stderr]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:86:8
[INFO] [stderr]    |
[INFO] [stderr] 86 | struct Pair<T> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:92:8
[INFO] [stderr]    |
[INFO] [stderr] 91 | impl<T> Pair<T> {
[INFO] [stderr]    | --------------- associated function in this implementation
[INFO] [stderr] 92 |     fn new(x: T, y: T) -> Self { 
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `cmp_display` is never used
[INFO] [stderr]   --> live-coding/chapter-10-trait-lifetime/src/lib.rs:98:8
[INFO] [stderr]    |
[INFO] [stderr] 97 | impl<T: Display + PartialOrd> Pair<T> {
[INFO] [stderr]    | ------------------------------------- method in this implementation
[INFO] [stderr] 98 |     fn cmp_display(&self) {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `permit` is never read
[INFO] [stderr]  --> live-coding/training-code/src/ticket.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Ticket<'a> {
[INFO] [stderr]   |            ------ field in this struct
[INFO] [stderr] 9 |     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 imports: `File` and `Read`
[INFO] [stderr]  --> live-coding/adder/src/lib.rs:1:33
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{result::*, io::{self, Read}, fs::{File, self}};
[INFO] [stderr]   |                                 ^^^^        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `chapter-10-trait-lifetime` (lib) generated 5 warnings (run `cargo fix --lib -p chapter-10-trait-lifetime` to apply 2 suggestions)
[INFO] [stderr] warning: `training-code` (lib) generated 1 warning
[INFO] [stderr] warning: `adder` (lib) generated 1 warning (run `cargo fix --lib -p adder` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `random_self::random_test`
[INFO] [stderr]  --> live-coding/world_hello/src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use random_self::random_test;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `priority_self as other_priority_self`
[INFO] [stderr]  --> live-coding/world_hello/src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use priority_self as other_priority_self;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `random_test` is never used
[INFO] [stderr]  --> live-coding/world_hello/src/random_self.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn random_test() {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Gender` is never used
[INFO] [stderr]  --> live-coding/world_hello/src/types.rs:1:6
[INFO] [stderr]   |
[INFO] [stderr] 1 | enum Gender {
[INFO] [stderr]   |      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ConnectionState` is never used
[INFO] [stderr]  --> live-coding/world_hello/src/types.rs:7:6
[INFO] [stderr]   |
[INFO] [stderr] 7 | enum ConnectionState {
[INFO] [stderr]   |      ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `HalfOpen` is never constructed
[INFO] [stderr]   --> live-coding/world_hello/src/types.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | struct HalfOpen {}
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FullSession` is never constructed
[INFO] [stderr]   --> live-coding/world_hello/src/types.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct FullSession {}
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `User` is never constructed
[INFO] [stderr]   --> live-coding/world_hello/src/types.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct User {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `value_tour` is never used
[INFO] [stderr]  --> live-coding/world_hello/src/value_tour.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn value_tour() {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `chapter_10_trait_lifetime::notify`
[INFO] [stderr]  --> live-coding/chapter-10-trait-lifetime/src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use chapter_10_trait_lifetime::notify;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `y` is never read
[INFO] [stderr]   --> live-coding/chapter-10-trait-lifetime/src/main.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct Point<T> {
[INFO] [stderr]    |        ----- field in this struct
[INFO] [stderr] 18 |     x: T,
[INFO] [stderr] 19 |     y: T,
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `x1` is never used
[INFO] [stderr]   --> live-coding/chapter-10-trait-lifetime/src/main.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | impl Point<i32> {
[INFO] [stderr]    | --------------- method in this implementation
[INFO] [stderr] 31 |     fn x1(&self) -> &i32 {
[INFO] [stderr]    |        ^^
[INFO] [stderr] 
[INFO] [stderr] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stderr]   --> live-coding/chat-app/src/main.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | #[cfg_attr(test, derive(PartialEq, UriDisplayQuery))]
[INFO] [stderr]    | ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `world_hello` (bin "world_hello" test) generated 9 warnings (run `cargo fix --bin "world_hello" -p world_hello --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `chapter-10-trait-lifetime` (bin "chapter-10-trait-lifetime" test) generated 3 warnings (run `cargo fix --bin "chapter-10-trait-lifetime" -p chapter-10-trait-lifetime --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `chat-app` (bin "chat-app" test) generated 1 warning
[INFO] [stderr] warning: unused variable: `tickets`
[INFO] [stderr]   --> live-coding/training-code/src/ticket.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let tickets: Vec<Ticket> = (0..4).map(|_i| museum.get_ticket().unwrap()).collect();
[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: `training-code` (lib test) generated 2 warnings (1 duplicate) (run `cargo fix --lib -p training-code --tests` to apply 1 suggestion)
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]   --> live-coding/chapter-09-error/src/main.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let f = File::open("hello.txt").unwrap_or_else(|error|{
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `load_file` is never used
[INFO] [stderr]  --> live-coding/chapter-09-error/src/main.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn load_file() {
[INFO] [stderr]   |    ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `load_file_unwrap` is never used
[INFO] [stderr]   --> live-coding/chapter-09-error/src/main.rs:13:4
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn load_file_unwrap() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `create_file` is never used
[INFO] [stderr]   --> live-coding/chapter-09-error/src/main.rs:23:4
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn create_file() {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `create_file_clouser` is never used
[INFO] [stderr]   --> live-coding/chapter-09-error/src/main.rs:38:4
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn create_file_clouser() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `read_username_from_file_another2` is never used
[INFO] [stderr]   --> live-coding/chapter-09-error/src/main.rs:76:4
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn read_username_from_file_another2() -> Result<String, Error> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> live-coding/chapter-09-error/src/main.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     open_file_error();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 97 |     let _ = open_file_error();
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]   --> live-coding/adder/src/lib.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let f = match file {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `chapter-10-trait-lifetime` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr] warning: `chapter-09-error` (bin "chapter-09-error" test) generated 7 warnings (run `cargo fix --bin "chapter-09-error" -p chapter-09-error --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `adder` (lib test) generated 2 warnings (1 duplicate) (run `cargo fix --lib -p adder --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/adder-8356393dea2d65ef)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::it_works_result ... ok
[INFO] [stdout] test tests::greeting_contains_name ... ok
[INFO] [stdout] test tests::read_from_file_test ... FAILED
[INFO] [stdout] test tests::greater_than_100 - should panic ... ok
[INFO] [stdout] test tests::it_works ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::read_from_file_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::read_from_file_test' (21) panicked at live-coding/adder/src/lib.rs:104:50:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x647d8fc1ea9a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x647d8fc1ea9a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::trace_unsynchronized::<std[b80a194dd3c418bb]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x647d8fc1ea9a - std[b80a194dd3c418bb]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x647d8fc1ea9a - <<std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[10b6fa85044e1869]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x647d8fc327da - <core[10b6fa85044e1869]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x647d8fc327da - core[10b6fa85044e1869]::fmt::write
[INFO] [stdout]    6:     0x647d8fc23322 - std[b80a194dd3c418bb]::io::default_write_fmt::<alloc[dd269455e567d8e9]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x647d8fc23322 - <alloc[dd269455e567d8e9]::vec::Vec<u8> as std[b80a194dd3c418bb]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x647d8fbfd8ef - <std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x647d8fbfd8ef - std[b80a194dd3c418bb]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x647d8fc16c49 - std[b80a194dd3c418bb]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x647d8fbb388c - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x647d8fbb388c - test[826cbc6ef54ab466]::test_main_with_exit_callback::<test[826cbc6ef54ab466]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x647d8fc16e02 - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x647d8fc16e02 - std[b80a194dd3c418bb]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x647d8fbfd9a8 - std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x647d8fbf51f9 - std[b80a194dd3c418bb]::sys::backtrace::__rust_end_short_backtrace::<std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x647d8fbfe6bd - __rustc[9698a3e60dd14283]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x647d8fc32fec - core[10b6fa85044e1869]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x647d8fc32dc2 - core[10b6fa85044e1869]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x647d8fba3e9b - core::result::Result<T,E>::unwrap::h671e50a7145da6a1
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x647d8fba3e9b - adder::tests::read_from_file_test::hffc21d9450bac6ed
[INFO] [stdout]                                at /opt/rustwide/workdir/live-coding/adder/src/lib.rs:104:50
[INFO] [stdout]   22:     0x647d8fba3fe7 - adder::tests::read_from_file_test::{{closure}}::hd58850a4272a4670
[INFO] [stdout]                                at /opt/rustwide/workdir/live-coding/adder/src/lib.rs:103:29
[INFO] [stdout]   23:     0x647d8fba0f96 - core::ops::function::FnOnce::call_once::h33a0e4670e6cceed
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x647d8fba796b - <fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x647d8fba796b - test[826cbc6ef54ab466]::__rust_begin_short_backtrace::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x647d8fbb435b - test[826cbc6ef54ab466]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x647d8fbb435b - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x647d8fbb435b - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x647d8fbb435b - std[b80a194dd3c418bb]::panicking::catch_unwind::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x647d8fbb435b - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x647d8fbb435b - test[826cbc6ef54ab466]::run_test_in_process
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x647d8fbb435b - test[826cbc6ef54ab466]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x647d8fbafa74 - test[826cbc6ef54ab466]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x647d8fbafa74 - std[b80a194dd3c418bb]::sys::backtrace::__rust_begin_short_backtrace::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x647d8fbb6f62 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x647d8fbb6f62 - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x647d8fbb6f62 - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x647d8fbb6f62 - std[b80a194dd3c418bb]::panicking::catch_unwind::<(), core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x647d8fbb6f62 - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x647d8fbb6f62 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x647d8fbb6f62 - <std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1} as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x647d8fc1e04f - <alloc[dd269455e567d8e9]::boxed::Box<dyn core[10b6fa85044e1869]::ops::function::FnOnce<(), Output = ()> + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   43:     0x647d8fc1e04f - <std[b80a194dd3c418bb]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   44:     0x7b1d80fd7aa4 - <unknown>
[INFO] [stdout]   45:     0x7b1d81064a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::it_works stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::it_works' (19) panicked at live-coding/adder/src/lib.rs:68:31:
[INFO] [stdout] Problem creating the file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x647d8fc1ea9a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x647d8fc1ea9a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::trace_unsynchronized::<std[b80a194dd3c418bb]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x647d8fc1ea9a - std[b80a194dd3c418bb]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x647d8fc1ea9a - <<std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[10b6fa85044e1869]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x647d8fc327da - <core[10b6fa85044e1869]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x647d8fc327da - core[10b6fa85044e1869]::fmt::write
[INFO] [stdout]    6:     0x647d8fc23322 - std[b80a194dd3c418bb]::io::default_write_fmt::<alloc[dd269455e567d8e9]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x647d8fc23322 - <alloc[dd269455e567d8e9]::vec::Vec<u8> as std[b80a194dd3c418bb]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x647d8fbfd8ef - <std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x647d8fbfd8ef - std[b80a194dd3c418bb]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x647d8fc16c49 - std[b80a194dd3c418bb]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x647d8fbb388c - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x647d8fbb388c - test[826cbc6ef54ab466]::test_main_with_exit_callback::<test[826cbc6ef54ab466]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x647d8fc16e02 - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x647d8fc16e02 - std[b80a194dd3c418bb]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x647d8fbfd9a8 - std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x647d8fbf51f9 - std[b80a194dd3c418bb]::sys::backtrace::__rust_end_short_backtrace::<std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x647d8fbfe6bd - __rustc[9698a3e60dd14283]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x647d8fc32fec - core[10b6fa85044e1869]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x647d8fba4387 - adder::tests::it_works::hb8072015e5cdecb0
[INFO] [stdout]                                at /opt/rustwide/workdir/live-coding/adder/src/lib.rs:68:31
[INFO] [stdout]   20:     0x647d8fba4407 - adder::tests::it_works::{{closure}}::hc2eab840e0086e6d
[INFO] [stdout]                                at /opt/rustwide/workdir/live-coding/adder/src/lib.rs:57:18
[INFO] [stdout]   21:     0x647d8fba10c6 - core::ops::function::FnOnce::call_once::heba39065862d69ea
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x647d8fba796b - <fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x647d8fba796b - test[826cbc6ef54ab466]::__rust_begin_short_backtrace::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:663:18
[INFO] [stdout]   24:     0x647d8fbb435b - test[826cbc6ef54ab466]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:74
[INFO] [stdout]   25:     0x647d8fbb435b - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   26:     0x647d8fbb435b - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   27:     0x647d8fbb435b - std[b80a194dd3c418bb]::panicking::catch_unwind::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   28:     0x647d8fbb435b - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x647d8fbb435b - test[826cbc6ef54ab466]::run_test_in_process
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:27
[INFO] [stdout]   30:     0x647d8fbb435b - test[826cbc6ef54ab466]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:607:43
[INFO] [stdout]   31:     0x647d8fbafa74 - test[826cbc6ef54ab466]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:637:41
[INFO] [stdout]   32:     0x647d8fbafa74 - std[b80a194dd3c418bb]::sys::backtrace::__rust_begin_short_backtrace::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   33:     0x647d8fbb6f62 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   34:     0x647d8fbb6f62 - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   35:     0x647d8fbb6f62 - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   36:     0x647d8fbb6f62 - std[b80a194dd3c418bb]::panicking::catch_unwind::<(), core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   37:     0x647d8fbb6f62 - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   38:     0x647d8fbb6f62 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   39:     0x647d8fbb6f62 - <std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1} as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x647d8fc1e04f - <alloc[dd269455e567d8e9]::boxed::Box<dyn core[10b6fa85044e1869]::ops::function::FnOnce<(), Output = ()> + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   41:     0x647d8fc1e04f - <std[b80a194dd3c418bb]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   42:     0x7b1d80fd7aa4 - <unknown>
[INFO] [stdout]   43:     0x7b1d81064a64 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::it_works
[INFO] [stdout]     tests::read_from_file_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p adder --lib`
[INFO] running `Command { std: "docker" "inspect" "f29bfcf001c23e5662a4a655a733783751040152cac83e4183c091b434efe87b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f29bfcf001c23e5662a4a655a733783751040152cac83e4183c091b434efe87b", kill_on_drop: false }`
[INFO] [stdout] f29bfcf001c23e5662a4a655a733783751040152cac83e4183c091b434efe87b
