[INFO] fetching crate s1_one 0.1.0...
[INFO] testing s1_one-0.1.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate s1_one 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate s1_one 0.1.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate s1_one 0.1.0
[INFO] finished tweaking crates.io crate s1_one 0.1.0
[INFO] tweaked toml for crates.io crate s1_one 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate s1_one 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c62555951b672c2baa9c89029a9f2d6673fdff6d632bbd7fe3e867667b4d7c82
[INFO] running `Command { std: "docker" "start" "-a" "c62555951b672c2baa9c89029a9f2d6673fdff6d632bbd7fe3e867667b4d7c82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c62555951b672c2baa9c89029a9f2d6673fdff6d632bbd7fe3e867667b4d7c82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c62555951b672c2baa9c89029a9f2d6673fdff6d632bbd7fe3e867667b4d7c82", kill_on_drop: false }`
[INFO] [stdout] c62555951b672c2baa9c89029a9f2d6673fdff6d632bbd7fe3e867667b4d7c82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e07290512c4c9017e1b4c710a4b26ee02545e189f5180e008f1249c8ac1c61a6
[INFO] running `Command { std: "docker" "start" "-a" "e07290512c4c9017e1b4c710a4b26ee02545e189f5180e008f1249c8ac1c61a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling s1_one v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]  --> src/one.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::BorrowMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/one.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/one.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/one.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/one.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Mul`
[INFO] [stdout]  --> src/one.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::Mul;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/one.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/one.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/one.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::process::exit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dangle` is never used
[INFO] [stdout]   --> src/one.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn dangle() -> String {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Panda` is never constructed
[INFO] [stdout]   --> src/one.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | struct Panda {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `eat`, and `detail` are never used
[INFO] [stdout]   --> src/one.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | impl Panda {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 76 |     pub fn new(height: f64, weight: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub fn eat() {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     pub fn detail(&self) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Color` is never constructed
[INFO] [stdout]   --> src/one.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | struct Color(i32, i32, i32);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]   --> src/one.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | struct Point(f64, f64, f64);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `IpAddressKind` is never used
[INFO] [stdout]   --> src/one.rs:96:6
[INFO] [stdout]    |
[INFO] [stdout] 96 | enum IpAddressKind {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_add_type` is never used
[INFO] [stdout]    --> src/one.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn get_add_type() -> IpAddressKind {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_v4` is never used
[INFO] [stdout]    --> src/one.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn is_v4(kind: IpAddressKind) -> bool {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `largest` is never used
[INFO] [stdout]    --> src/one.rs:229:4
[INFO] [stdout]     |
[INFO] [stdout] 229 | fn largest<T>(list: &[T]) -> T
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Offset` is never constructed
[INFO] [stdout]    --> src/one.rs:243:8
[INFO] [stdout]     |
[INFO] [stdout] 243 | struct Offset<T> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Option` is never used
[INFO] [stdout]    --> src/one.rs:248:6
[INFO] [stdout]     |
[INFO] [stdout] 248 | enum Option<T> {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest` is never used
[INFO] [stdout]    --> src/one.rs:292:4
[INFO] [stdout]     |
[INFO] [stdout] 292 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImportantExcerpt` is never constructed
[INFO] [stdout]    --> src/one.rs:300:8
[INFO] [stdout]     |
[INFO] [stdout] 300 | struct ImportantExcerpt<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `global_str` is never used
[INFO] [stdout]    --> src/one.rs:304:4
[INFO] [stdout]     |
[INFO] [stdout] 304 | fn global_str() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cacher` is never constructed
[INFO] [stdout]    --> src/one.rs:369:8
[INFO] [stdout]     |
[INFO] [stdout] 369 | struct Cacher<T : Fn(i32) -> i32> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `value` are never used
[INFO] [stdout]    --> src/one.rs:376:12
[INFO] [stdout]     |
[INFO] [stdout] 374 | impl <T> Cacher<T> where T : Fn(i32) -> i32 {
[INFO] [stdout]     | ------------------------------------------- associated items in this implementation
[INFO] [stdout] 375 |
[INFO] [stdout] 376 |     pub fn new(calculation: T) -> Cacher<T> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 383 |     fn value(&mut self, arg: i32) -> i32 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/one.rs:418:8
[INFO] [stdout]     |
[INFO] [stdout] 417 | impl Counter {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] 418 |     fn new() -> Counter {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "e07290512c4c9017e1b4c710a4b26ee02545e189f5180e008f1249c8ac1c61a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e07290512c4c9017e1b4c710a4b26ee02545e189f5180e008f1249c8ac1c61a6", kill_on_drop: false }`
[INFO] [stdout] e07290512c4c9017e1b4c710a4b26ee02545e189f5180e008f1249c8ac1c61a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b967952857de795fd3f52d0bef0af1fb7abee2273a844b19d269376315c8f489
[INFO] running `Command { std: "docker" "start" "-a" "b967952857de795fd3f52d0bef0af1fb7abee2273a844b19d269376315c8f489", kill_on_drop: false }`
[INFO] [stderr]    Compiling s1_one v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]  --> src/one.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::BorrowMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/one.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::process::exit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row`
[INFO] [stdout]    --> src/one.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |     let row = vec![
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s2`
[INFO] [stdout]    --> src/one.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let s2 = format!("{}, {}, {}", "1", "2", s1);
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_s2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `update`
[INFO] [stdout]    --> src/one.rs:190:14
[INFO] [stdout]     |
[INFO] [stdout] 190 |     let &mut update = map2.entry(&"lakers".to_string()).or_insert(&mut 1);
[INFO] [stdout]     |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_update`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/one.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |     let mut scores = vec![11, 10];
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/one.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let mut r = match f {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/one.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let mut r = match f {
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dangle` is never used
[INFO] [stdout]   --> src/one.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn dangle() -> String {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Panda` is never constructed
[INFO] [stdout]   --> src/one.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | struct Panda {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `eat`, and `detail` are never used
[INFO] [stdout]   --> src/one.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | impl Panda {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 76 |     pub fn new(height: f64, weight: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub fn eat() {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     pub fn detail(&self) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Color` is never constructed
[INFO] [stdout]   --> src/one.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | struct Color(i32, i32, i32);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]   --> src/one.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | struct Point(f64, f64, f64);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `IpAddressKind` is never used
[INFO] [stdout]   --> src/one.rs:96:6
[INFO] [stdout]    |
[INFO] [stdout] 96 | enum IpAddressKind {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_add_type` is never used
[INFO] [stdout]    --> src/one.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn get_add_type() -> IpAddressKind {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_v4` is never used
[INFO] [stdout]    --> src/one.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn is_v4(kind: IpAddressKind) -> bool {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Offset` is never constructed
[INFO] [stdout]    --> src/one.rs:243:8
[INFO] [stdout]     |
[INFO] [stdout] 243 | struct Offset<T> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Option` is never used
[INFO] [stdout]    --> src/one.rs:248:6
[INFO] [stdout]     |
[INFO] [stdout] 248 | enum Option<T> {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest` is never used
[INFO] [stdout]    --> src/one.rs:292:4
[INFO] [stdout]     |
[INFO] [stdout] 292 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImportantExcerpt` is never constructed
[INFO] [stdout]    --> src/one.rs:300:8
[INFO] [stdout]     |
[INFO] [stdout] 300 | struct ImportantExcerpt<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `global_str` is never used
[INFO] [stdout]    --> src/one.rs:304:4
[INFO] [stdout]     |
[INFO] [stdout] 304 | fn global_str() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "b967952857de795fd3f52d0bef0af1fb7abee2273a844b19d269376315c8f489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b967952857de795fd3f52d0bef0af1fb7abee2273a844b19d269376315c8f489", kill_on_drop: false }`
[INFO] [stdout] b967952857de795fd3f52d0bef0af1fb7abee2273a844b19d269376315c8f489
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 96b39d0f22204ad25a53862ed3a1933a259290fa3a4f761b707d1931420c8482
[INFO] running `Command { std: "docker" "start" "-a" "96b39d0f22204ad25a53862ed3a1933a259290fa3a4f761b707d1931420c8482", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `collections::HashMap`
[INFO] [stderr]  --> src/main.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{collections::HashMap};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stderr]  --> src/one.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::borrow::BorrowMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process::exit`
[INFO] [stderr]  --> src/one.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::process::exit;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `row`
[INFO] [stderr]    --> src/one.rs:134:9
[INFO] [stderr]     |
[INFO] [stderr] 134 |     let row = vec![
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s2`
[INFO] [stderr]    --> src/one.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |     let s2 = format!("{}, {}, {}", "1", "2", s1);
[INFO] [stderr]     |         ^^ help: if this is intentional, prefix it with an underscore: `_s2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `update`
[INFO] [stderr]    --> src/one.rs:190:14
[INFO] [stderr]     |
[INFO] [stderr] 190 |     let &mut update = map2.entry(&"lakers".to_string()).or_insert(&mut 1);
[INFO] [stderr]     |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_update`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/one.rs:182:9
[INFO] [stderr]     |
[INFO] [stderr] 182 |     let mut scores = vec![11, 10];
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]    --> src/one.rs:209:13
[INFO] [stderr]     |
[INFO] [stderr] 209 |     let mut r = match f {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/one.rs:209:9
[INFO] [stderr]     |
[INFO] [stderr] 209 |     let mut r = match f {
[INFO] [stderr]     |         ----^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function `dangle` is never used
[INFO] [stderr]   --> src/one.rs:45:4
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn dangle() -> String {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Panda` is never constructed
[INFO] [stderr]   --> src/one.rs:70:8
[INFO] [stderr]    |
[INFO] [stderr] 70 | struct Panda {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `eat`, and `detail` are never used
[INFO] [stderr]   --> src/one.rs:76:12
[INFO] [stderr]    |
[INFO] [stderr] 75 | impl Panda {
[INFO] [stderr]    | ---------- associated items in this implementation
[INFO] [stderr] 76 |     pub fn new(height: f64, weight: f64) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 80 |     pub fn eat() {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 84 |     pub fn detail(&self) -> String {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Color` is never constructed
[INFO] [stderr]   --> src/one.rs:91:8
[INFO] [stderr]    |
[INFO] [stderr] 91 | struct Color(i32, i32, i32);
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Point` is never constructed
[INFO] [stderr]   --> src/one.rs:93:8
[INFO] [stderr]    |
[INFO] [stderr] 93 | struct Point(f64, f64, f64);
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `IpAddressKind` is never used
[INFO] [stderr]   --> src/one.rs:96:6
[INFO] [stderr]    |
[INFO] [stderr] 96 | enum IpAddressKind {
[INFO] [stderr]    |      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_add_type` is never used
[INFO] [stderr]    --> src/one.rs:101:4
[INFO] [stderr]     |
[INFO] [stderr] 101 | fn get_add_type() -> IpAddressKind {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_v4` is never used
[INFO] [stderr]    --> src/one.rs:105:4
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn is_v4(kind: IpAddressKind) -> bool {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Offset` is never constructed
[INFO] [stderr]    --> src/one.rs:243:8
[INFO] [stderr]     |
[INFO] [stderr] 243 | struct Offset<T> {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Option` is never used
[INFO] [stderr]    --> src/one.rs:248:6
[INFO] [stderr]     |
[INFO] [stderr] 248 | enum Option<T> {
[INFO] [stderr]     |      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `longest` is never used
[INFO] [stderr]    --> src/one.rs:292:4
[INFO] [stderr]     |
[INFO] [stderr] 292 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ImportantExcerpt` is never constructed
[INFO] [stderr]    --> src/one.rs:300:8
[INFO] [stderr]     |
[INFO] [stderr] 300 | struct ImportantExcerpt<'a> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `global_str` is never used
[INFO] [stderr]    --> src/one.rs:304:4
[INFO] [stderr]     |
[INFO] [stderr] 304 | fn global_str() {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `s1_one` (bin "s1_one" test) generated 22 warnings (run `cargo fix --bin "s1_one" --tests` to apply 9 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/s1_one-16346881bc9f8f04)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test one::closure_context ... ok
[INFO] [stdout] test one::generic_sample ... ok
[INFO] [stdout] test one::test::expensive_test ... ignored
[INFO] [stdout] test one::hash_map_sample ... ok
[INFO] [stdout] test one::test::it_works ... ok
[INFO] [stdout] test one::using_other_iterator_trait_methods ... ok
[INFO] [stdout] test one::vector_sample ... ok
[INFO] [stdout] test one::other_slice ... ok
[INFO] [stdout] test one::test::exploration ... ok
[INFO] [stdout] test one::string_sample ... ok
[INFO] [stdout] test one::error_handling ... FAILED
[INFO] [stdout] test one::test::another - should panic ... ok
[INFO] [stdout] test one::closures_sample ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- one::error_handling stdout ----
[INFO] [stdout] thread 'one::error_handling' panicked at src/one.rs:211:19:
[INFO] [stdout] No such file or directory (os error 2)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5623d367215c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5623d367215c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5623d367215c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5623d367215c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5623d369bfe0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x5623d369bfe0 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5623d366fb0f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x5623d3671f44 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5623d3671f44 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5623d3673c07 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x5623d36738f3 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5623d3643ff7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x5623d3643ff7 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5623d3674218 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x5623d3674218 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x5623d3673f6e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x5623d3672626 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x5623d3673cd2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x5623d35f6cf5 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5623d360b94f - core::panicking::panic_display::hd6039c927fa4d295
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:178:5
[INFO] [stdout]   20:     0x5623d360367d - s1_one::one::error_handling::h530022eaf96a32b2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/one.rs:211:19
[INFO] [stdout]   21:     0x5623d36035c7 - s1_one::one::error_handling::{{closure}}::h678b2fd228bffa5a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/one.rs:205:24
[INFO] [stdout]   22:     0x5623d360a216 - core::ops::function::FnOnce::call_once::h99443bcbd70ee00e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5623d364964f - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5623d364964f - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   25:     0x5623d3648665 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   26:     0x5623d3648665 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x5623d3648665 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   28:     0x5623d3648665 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   29:     0x5623d3648665 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   30:     0x5623d3648665 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   31:     0x5623d3648665 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   32:     0x5623d3610926 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   33:     0x5623d3610926 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   34:     0x5623d36159d7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   35:     0x5623d36159d7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x5623d36159d7 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   37:     0x5623d36159d7 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   38:     0x5623d36159d7 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   39:     0x5623d36159d7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   40:     0x5623d36159d7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5623d3678ca5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   42:     0x5623d3678ca5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   43:     0x5623d3678ca5 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   44:     0x7fec87ea2ac3 - <unknown>
[INFO] [stdout]   45:     0x7fec87f33bf4 - __clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     one::error_handling
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 11 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 2.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin s1_one`
[INFO] running `Command { std: "docker" "inspect" "96b39d0f22204ad25a53862ed3a1933a259290fa3a4f761b707d1931420c8482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96b39d0f22204ad25a53862ed3a1933a259290fa3a4f761b707d1931420c8482", kill_on_drop: false }`
[INFO] [stdout] 96b39d0f22204ad25a53862ed3a1933a259290fa3a4f761b707d1931420c8482
[INFO] testing s1_one-0.1.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate s1_one 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate s1_one 0.1.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate s1_one 0.1.0
[INFO] finished tweaking crates.io crate s1_one 0.1.0
[INFO] tweaked toml for crates.io crate s1_one 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate s1_one 0.1.0 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-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08f17205796948c7f5ac6e7646aec533daf10dd27776669541c0d7cfecbd3f85
[INFO] running `Command { std: "docker" "start" "-a" "08f17205796948c7f5ac6e7646aec533daf10dd27776669541c0d7cfecbd3f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08f17205796948c7f5ac6e7646aec533daf10dd27776669541c0d7cfecbd3f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f17205796948c7f5ac6e7646aec533daf10dd27776669541c0d7cfecbd3f85", kill_on_drop: false }`
[INFO] [stdout] 08f17205796948c7f5ac6e7646aec533daf10dd27776669541c0d7cfecbd3f85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a07e2e5d3fbe6bcd4d0076a7fdc8124f2652e46e94d1b1087f14ee69a8e1836d
[INFO] running `Command { std: "docker" "start" "-a" "a07e2e5d3fbe6bcd4d0076a7fdc8124f2652e46e94d1b1087f14ee69a8e1836d", kill_on_drop: false }`
[INFO] [stderr]    Compiling s1_one v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]  --> src/one.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::BorrowMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/one.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/one.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/one.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/one.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Mul`
[INFO] [stdout]  --> src/one.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::Mul;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/one.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/one.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/one.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::process::exit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dangle` is never used
[INFO] [stdout]   --> src/one.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn dangle() -> String {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Panda` is never constructed
[INFO] [stdout]   --> src/one.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | struct Panda {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `eat`, and `detail` are never used
[INFO] [stdout]   --> src/one.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | impl Panda {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 76 |     pub fn new(height: f64, weight: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub fn eat() {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     pub fn detail(&self) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Color` is never constructed
[INFO] [stdout]   --> src/one.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | struct Color(i32, i32, i32);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]   --> src/one.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | struct Point(f64, f64, f64);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `IpAddressKind` is never used
[INFO] [stdout]   --> src/one.rs:96:6
[INFO] [stdout]    |
[INFO] [stdout] 96 | enum IpAddressKind {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_add_type` is never used
[INFO] [stdout]    --> src/one.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn get_add_type() -> IpAddressKind {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_v4` is never used
[INFO] [stdout]    --> src/one.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn is_v4(kind: IpAddressKind) -> bool {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `largest` is never used
[INFO] [stdout]    --> src/one.rs:229:4
[INFO] [stdout]     |
[INFO] [stdout] 229 | fn largest<T>(list: &[T]) -> T
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Offset` is never constructed
[INFO] [stdout]    --> src/one.rs:243:8
[INFO] [stdout]     |
[INFO] [stdout] 243 | struct Offset<T> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Option` is never used
[INFO] [stdout]    --> src/one.rs:248:6
[INFO] [stdout]     |
[INFO] [stdout] 248 | enum Option<T> {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest` is never used
[INFO] [stdout]    --> src/one.rs:292:4
[INFO] [stdout]     |
[INFO] [stdout] 292 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImportantExcerpt` is never constructed
[INFO] [stdout]    --> src/one.rs:300:8
[INFO] [stdout]     |
[INFO] [stdout] 300 | struct ImportantExcerpt<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `global_str` is never used
[INFO] [stdout]    --> src/one.rs:304:4
[INFO] [stdout]     |
[INFO] [stdout] 304 | fn global_str() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Cacher` is never constructed
[INFO] [stdout]    --> src/one.rs:369:8
[INFO] [stdout]     |
[INFO] [stdout] 369 | struct Cacher<T : Fn(i32) -> i32> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `value` are never used
[INFO] [stdout]    --> src/one.rs:376:12
[INFO] [stdout]     |
[INFO] [stdout] 374 | impl <T> Cacher<T> where T : Fn(i32) -> i32 {
[INFO] [stdout]     | ------------------------------------------- associated items in this implementation
[INFO] [stdout] 375 |
[INFO] [stdout] 376 |     pub fn new(calculation: T) -> Cacher<T> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 383 |     fn value(&mut self, arg: i32) -> i32 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/one.rs:418:8
[INFO] [stdout]     |
[INFO] [stdout] 417 | impl Counter {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] 418 |     fn new() -> Counter {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "a07e2e5d3fbe6bcd4d0076a7fdc8124f2652e46e94d1b1087f14ee69a8e1836d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a07e2e5d3fbe6bcd4d0076a7fdc8124f2652e46e94d1b1087f14ee69a8e1836d", kill_on_drop: false }`
[INFO] [stdout] a07e2e5d3fbe6bcd4d0076a7fdc8124f2652e46e94d1b1087f14ee69a8e1836d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 744dd6c00fc32fefc3e20274350421636eedbe8c48b3b9455abae557e2c1f357
[INFO] running `Command { std: "docker" "start" "-a" "744dd6c00fc32fefc3e20274350421636eedbe8c48b3b9455abae557e2c1f357", kill_on_drop: false }`
[INFO] [stderr]    Compiling s1_one v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]  --> src/one.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::BorrowMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::exit`
[INFO] [stdout]  --> src/one.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::process::exit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `row`
[INFO] [stdout]    --> src/one.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |     let row = vec![
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s2`
[INFO] [stdout]    --> src/one.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let s2 = format!("{}, {}, {}", "1", "2", s1);
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_s2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `update`
[INFO] [stdout]    --> src/one.rs:190:14
[INFO] [stdout]     |
[INFO] [stdout] 190 |     let &mut update = map2.entry(&"lakers".to_string()).or_insert(&mut 1);
[INFO] [stdout]     |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_update`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/one.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |     let mut scores = vec![11, 10];
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/one.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let mut r = match f {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/one.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let mut r = match f {
[INFO] [stdout]     |         ----^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dangle` is never used
[INFO] [stdout]   --> src/one.rs:45:4
[INFO] [stdout]    |
[INFO] [stdout] 45 | fn dangle() -> String {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Panda` is never constructed
[INFO] [stdout]   --> src/one.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | struct Panda {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `eat`, and `detail` are never used
[INFO] [stdout]   --> src/one.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 75 | impl Panda {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 76 |     pub fn new(height: f64, weight: f64) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     pub fn eat() {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 84 |     pub fn detail(&self) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Color` is never constructed
[INFO] [stdout]   --> src/one.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | struct Color(i32, i32, i32);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]   --> src/one.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | struct Point(f64, f64, f64);
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `IpAddressKind` is never used
[INFO] [stdout]   --> src/one.rs:96:6
[INFO] [stdout]    |
[INFO] [stdout] 96 | enum IpAddressKind {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_add_type` is never used
[INFO] [stdout]    --> src/one.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn get_add_type() -> IpAddressKind {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_v4` is never used
[INFO] [stdout]    --> src/one.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn is_v4(kind: IpAddressKind) -> bool {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Offset` is never constructed
[INFO] [stdout]    --> src/one.rs:243:8
[INFO] [stdout]     |
[INFO] [stdout] 243 | struct Offset<T> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Option` is never used
[INFO] [stdout]    --> src/one.rs:248:6
[INFO] [stdout]     |
[INFO] [stdout] 248 | enum Option<T> {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `longest` is never used
[INFO] [stdout]    --> src/one.rs:292:4
[INFO] [stdout]     |
[INFO] [stdout] 292 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ImportantExcerpt` is never constructed
[INFO] [stdout]    --> src/one.rs:300:8
[INFO] [stdout]     |
[INFO] [stdout] 300 | struct ImportantExcerpt<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `global_str` is never used
[INFO] [stdout]    --> src/one.rs:304:4
[INFO] [stdout]     |
[INFO] [stdout] 304 | fn global_str() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "744dd6c00fc32fefc3e20274350421636eedbe8c48b3b9455abae557e2c1f357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "744dd6c00fc32fefc3e20274350421636eedbe8c48b3b9455abae557e2c1f357", kill_on_drop: false }`
[INFO] [stdout] 744dd6c00fc32fefc3e20274350421636eedbe8c48b3b9455abae557e2c1f357
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 805fafac4880222a9d4d5fffc74e4cb428df6976cbb0ea1c9a2448d3ea797979
[INFO] running `Command { std: "docker" "start" "-a" "805fafac4880222a9d4d5fffc74e4cb428df6976cbb0ea1c9a2448d3ea797979", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `collections::HashMap`
[INFO] [stderr]  --> src/main.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{collections::HashMap};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stderr]  --> src/one.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::borrow::BorrowMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process::exit`
[INFO] [stderr]  --> src/one.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::process::exit;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `row`
[INFO] [stderr]    --> src/one.rs:134:9
[INFO] [stderr]     |
[INFO] [stderr] 134 |     let row = vec![
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_row`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s2`
[INFO] [stderr]    --> src/one.rs:151:9
[INFO] [stderr]     |
[INFO] [stderr] 151 |     let s2 = format!("{}, {}, {}", "1", "2", s1);
[INFO] [stderr]     |         ^^ help: if this is intentional, prefix it with an underscore: `_s2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `update`
[INFO] [stderr]    --> src/one.rs:190:14
[INFO] [stderr]     |
[INFO] [stderr] 190 |     let &mut update = map2.entry(&"lakers".to_string()).or_insert(&mut 1);
[INFO] [stderr]     |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_update`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/one.rs:182:9
[INFO] [stderr]     |
[INFO] [stderr] 182 |     let mut scores = vec![11, 10];
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]    --> src/one.rs:209:13
[INFO] [stderr]     |
[INFO] [stderr] 209 |     let mut r = match f {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/one.rs:209:9
[INFO] [stderr]     |
[INFO] [stderr] 209 |     let mut r = match f {
[INFO] [stderr]     |         ----^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function `dangle` is never used
[INFO] [stderr]   --> src/one.rs:45:4
[INFO] [stderr]    |
[INFO] [stderr] 45 | fn dangle() -> String {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Panda` is never constructed
[INFO] [stderr]   --> src/one.rs:70:8
[INFO] [stderr]    |
[INFO] [stderr] 70 | struct Panda {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `eat`, and `detail` are never used
[INFO] [stderr]   --> src/one.rs:76:12
[INFO] [stderr]    |
[INFO] [stderr] 75 | impl Panda {
[INFO] [stderr]    | ---------- associated items in this implementation
[INFO] [stderr] 76 |     pub fn new(height: f64, weight: f64) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 80 |     pub fn eat() {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 84 |     pub fn detail(&self) -> String {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Color` is never constructed
[INFO] [stderr]   --> src/one.rs:91:8
[INFO] [stderr]    |
[INFO] [stderr] 91 | struct Color(i32, i32, i32);
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Point` is never constructed
[INFO] [stderr]   --> src/one.rs:93:8
[INFO] [stderr]    |
[INFO] [stderr] 93 | struct Point(f64, f64, f64);
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `IpAddressKind` is never used
[INFO] [stderr]   --> src/one.rs:96:6
[INFO] [stderr]    |
[INFO] [stderr] 96 | enum IpAddressKind {
[INFO] [stderr]    |      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_add_type` is never used
[INFO] [stderr]    --> src/one.rs:101:4
[INFO] [stderr]     |
[INFO] [stderr] 101 | fn get_add_type() -> IpAddressKind {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_v4` is never used
[INFO] [stderr]    --> src/one.rs:105:4
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn is_v4(kind: IpAddressKind) -> bool {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Offset` is never constructed
[INFO] [stderr]    --> src/one.rs:243:8
[INFO] [stderr]     |
[INFO] [stderr] 243 | struct Offset<T> {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Option` is never used
[INFO] [stderr]    --> src/one.rs:248:6
[INFO] [stderr]     |
[INFO] [stderr] 248 | enum Option<T> {
[INFO] [stderr]     |      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `longest` is never used
[INFO] [stderr]    --> src/one.rs:292:4
[INFO] [stderr]     |
[INFO] [stderr] 292 | fn longest<'a>(x: &'a str, y: &'a str) -> &'a str {
[INFO] [stderr]     |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ImportantExcerpt` is never constructed
[INFO] [stderr]    --> src/one.rs:300:8
[INFO] [stderr]     |
[INFO] [stderr] 300 | struct ImportantExcerpt<'a> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `global_str` is never used
[INFO] [stderr]    --> src/one.rs:304:4
[INFO] [stderr]     |
[INFO] [stderr] 304 | fn global_str() {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `s1_one` (bin "s1_one" test) generated 22 warnings (run `cargo fix --bin "s1_one" --tests` to apply 9 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/s1_one-5fbe6b7d7914fd2d)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test one::closure_context ... ok
[INFO] [stdout] test one::generic_sample ... ok
[INFO] [stdout] test one::hash_map_sample ... ok
[INFO] [stdout] test one::other_slice ... ok
[INFO] [stdout] test one::string_sample ... ok
[INFO] [stdout] test one::test::expensive_test ... ignored
[INFO] [stdout] test one::test::exploration ... ok
[INFO] [stdout] test one::using_other_iterator_trait_methods ... ok
[INFO] [stdout] test one::test::it_works ... ok
[INFO] [stdout] test one::vector_sample ... ok
[INFO] [stdout] test one::error_handling ... FAILED
[INFO] [stdout] test one::test::another - should panic ... ok
[INFO] [stdout] test one::closures_sample ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- one::error_handling stdout ----
[INFO] [stdout] thread 'one::error_handling' panicked at src/one.rs:211:19:
[INFO] [stdout] No such file or directory (os error 2)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e2b1f129f6 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x55e2b1f129f6 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55e2b1f129f6 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55e2b1f129f6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55e2b1f3bb70 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55e2b1f3bb70 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55e2b1f1045f - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x55e2b1f127d4 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55e2b1f127d4 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55e2b1f14547 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x55e2b1f1422d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x55e2b1ee40f7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x55e2b1ee40f7 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x55e2b1f14b66 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x55e2b1f14b66 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x55e2b1f148b2 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x55e2b1f12ef6 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x55e2b1f14610 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x55e2b1e95cd5 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x55e2b1eacfaf - core::panicking::panic_display::ha51f49168a06f8d1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:196:5
[INFO] [stdout]   20:     0x55e2b1ea2f8d - s1_one::one::error_handling::hb4e584c26f948fce
[INFO] [stdout]                                at /opt/rustwide/workdir/src/one.rs:211:19
[INFO] [stdout]   21:     0x55e2b1ea2ed7 - s1_one::one::error_handling::{{closure}}::h13f926f17ca9bbe0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/one.rs:205:24
[INFO] [stdout]   22:     0x55e2b1ea5c26 - core::ops::function::FnOnce::call_once::h42cf3cb3364e15fa
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x55e2b1ee99cf - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x55e2b1ee99cf - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   25:     0x55e2b1ee8751 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   26:     0x55e2b1ee8751 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x55e2b1ee8751 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   28:     0x55e2b1ee8751 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   29:     0x55e2b1ee8751 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   30:     0x55e2b1ee8751 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   31:     0x55e2b1ee8751 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   32:     0x55e2b1eafa86 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   33:     0x55e2b1eafa86 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   34:     0x55e2b1eb4ae7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   35:     0x55e2b1eb4ae7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x55e2b1eb4ae7 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   37:     0x55e2b1eb4ae7 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   38:     0x55e2b1eb4ae7 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   39:     0x55e2b1eb4ae7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   40:     0x55e2b1eb4ae7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x55e2b1f19615 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   42:     0x55e2b1f19615 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x55e2b1f19615 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   44:     0x7fae32081ac3 - <unknown>
[INFO] [stdout]   45:     0x7fae32112bf4 - __clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     one::error_handling
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 11 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 2.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin s1_one`
[INFO] running `Command { std: "docker" "inspect" "805fafac4880222a9d4d5fffc74e4cb428df6976cbb0ea1c9a2448d3ea797979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805fafac4880222a9d4d5fffc74e4cb428df6976cbb0ea1c9a2448d3ea797979", kill_on_drop: false }`
[INFO] [stdout] 805fafac4880222a9d4d5fffc74e4cb428df6976cbb0ea1c9a2448d3ea797979
