[INFO] cloning repository https://github.com/Todun01/rust-todo-app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Todun01/rust-todo-app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTodun01%2Frust-todo-app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTodun01%2Frust-todo-app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19821e8d4b38d2a430c234f00367e4223a45da10
[INFO] testing Todun01/rust-todo-app against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTodun01%2Frust-todo-app" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Todun01/rust-todo-app
[INFO] finished tweaking git repo https://github.com/Todun01/rust-todo-app
[INFO] tweaked toml for git repo https://github.com/Todun01/rust-todo-app written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Todun01/rust-todo-app on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Todun01/rust-todo-app 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" "+1.90.0" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b831c18c940b1cb9739e426b0a62237a7cf8a757c5f863e783f5efc9aa87a723
[INFO] running `Command { std: "docker" "start" "-a" "b831c18c940b1cb9739e426b0a62237a7cf8a757c5f863e783f5efc9aa87a723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b831c18c940b1cb9739e426b0a62237a7cf8a757c5f863e783f5efc9aa87a723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b831c18c940b1cb9739e426b0a62237a7cf8a757c5f863e783f5efc9aa87a723", kill_on_drop: false }`
[INFO] [stdout] b831c18c940b1cb9739e426b0a62237a7cf8a757c5f863e783f5efc9aa87a723
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0996654fd5bba4264f79fcaea512392049ae02d1549601da0f3ac99686fdc418
[INFO] running `Command { std: "docker" "start" "-a" "0996654fd5bba4264f79fcaea512392049ae02d1549601da0f3ac99686fdc418", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-todo-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/lib.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{BufReader, BufRead, Write};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/lib.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{BufReader, BufRead, Write};
[INFO] [stdout]   |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |             let mut new_line = _line.split('•').nth(1).unwrap();
[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: `line`
[INFO] [stdout]    --> src/lib.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |     for line in filetext.lines(){
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `init_command` is never read
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Args{
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 8 |     init_command: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "0996654fd5bba4264f79fcaea512392049ae02d1549601da0f3ac99686fdc418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0996654fd5bba4264f79fcaea512392049ae02d1549601da0f3ac99686fdc418", kill_on_drop: false }`
[INFO] [stdout] 0996654fd5bba4264f79fcaea512392049ae02d1549601da0f3ac99686fdc418
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a5ffb9ca8a0d7684955dd52dec935236a2511eb65471ac991b102cf07648c62
[INFO] running `Command { std: "docker" "start" "-a" "3a5ffb9ca8a0d7684955dd52dec935236a2511eb65471ac991b102cf07648c62", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/lib.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{BufReader, BufRead, Write};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust-todo-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/lib.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{BufReader, BufRead, Write};
[INFO] [stdout]   |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |             let mut new_line = _line.split('•').nth(1).unwrap();
[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: `line`
[INFO] [stdout]    --> src/lib.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |     for line in filetext.lines(){
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `init_command` is never read
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Args{
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 8 |     init_command: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufReader`
[INFO] [stdout]  --> src/lib.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{BufReader, BufRead, Write};
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/lib.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> src/lib.rs:4:26
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{BufReader, BufRead, Write};
[INFO] [stdout]   |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |             let mut new_line = _line.split('•').nth(1).unwrap();
[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: `line`
[INFO] [stdout]    --> src/lib.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |     for line in filetext.lines(){
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:248:16
[INFO] [stdout]     |
[INFO] [stdout] 248 |     if let Err(e) = remove_item("2", filename){
[INFO] [stdout]     |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:259:16
[INFO] [stdout]     |
[INFO] [stdout] 259 |     if let Err(e) = update_item(new_item, old_item_no, filename){
[INFO] [stdout]     |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `init_command` is never read
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Args{
[INFO] [stdout]   |            ---- field in this struct
[INFO] [stdout] 8 |     init_command: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "3a5ffb9ca8a0d7684955dd52dec935236a2511eb65471ac991b102cf07648c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a5ffb9ca8a0d7684955dd52dec935236a2511eb65471ac991b102cf07648c62", kill_on_drop: false }`
[INFO] [stdout] 3a5ffb9ca8a0d7684955dd52dec935236a2511eb65471ac991b102cf07648c62
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 23e22bbd3a2e2390ccb27d4121bd577999c33701ba08743fefb3f6df0f3e4a89
[INFO] running `Command { std: "docker" "start" "-a" "23e22bbd3a2e2390ccb27d4121bd577999c33701ba08743fefb3f6df0f3e4a89", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `BufReader`
[INFO] [stderr]  --> src/lib.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{BufReader, BufRead, Write};
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BufRead`
[INFO] [stderr]  --> src/lib.rs:4:26
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{BufReader, BufRead, Write};
[INFO] [stderr]   |                          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:77:17
[INFO] [stderr]    |
[INFO] [stderr] 77 |             let mut new_line = _line.split('•').nth(1).unwrap();
[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: `line`
[INFO] [stderr]    --> src/lib.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |     for line in filetext.lines(){
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `init_command` is never read
[INFO] [stderr]  --> src/lib.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Args{
[INFO] [stderr]   |            ---- field in this struct
[INFO] [stderr] 8 |     init_command: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-todo-app` (lib) generated 5 warnings (run `cargo fix --lib -p rust-todo-app` to apply 2 suggestions)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/lib.rs:208:9
[INFO] [stderr]     |
[INFO] [stderr] 208 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/lib.rs:248:16
[INFO] [stderr]     |
[INFO] [stderr] 248 |     if let Err(e) = remove_item("2", filename){
[INFO] [stderr]     |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/lib.rs:259:16
[INFO] [stderr]     |
[INFO] [stderr] 259 |     if let Err(e) = update_item(new_item, old_item_no, filename){
[INFO] [stderr]     |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-todo-app` (lib test) generated 8 warnings (5 duplicates) (run `cargo fix --lib -p rust-todo-app --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_todo_app-b99b57e3bfde09f1)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/rust_todo_app-b99b57e3bfde09f1` (exit status: 1)
[INFO] [stderr] note: test exited abnormally; to see the full output pass --nocapture to the harness.
[INFO] running `Command { std: "docker" "inspect" "23e22bbd3a2e2390ccb27d4121bd577999c33701ba08743fefb3f6df0f3e4a89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23e22bbd3a2e2390ccb27d4121bd577999c33701ba08743fefb3f6df0f3e4a89", kill_on_drop: false }`
[INFO] [stdout] 23e22bbd3a2e2390ccb27d4121bd577999c33701ba08743fefb3f6df0f3e4a89
