[INFO] cloning repository https://github.com/Elekrisk/evper-task-17 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Elekrisk/evper-task-17" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElekrisk%2Fevper-task-17", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElekrisk%2Fevper-task-17'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8992149bf538c0a7ffb476abeeeb4a995b20d721 [INFO] testing Elekrisk/evper-task-17 against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElekrisk%2Fevper-task-17" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Elekrisk/evper-task-17 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Elekrisk/evper-task-17 [INFO] finished tweaking git repo https://github.com/Elekrisk/evper-task-17 [INFO] tweaked toml for git repo https://github.com/Elekrisk/evper-task-17 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/Elekrisk/evper-task-17 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1e01ff3b20a6770bf860c9e4150140c6a8e462705bf08c2f41d2c158194bd8ed [INFO] running `Command { std: "docker" "start" "-a" "1e01ff3b20a6770bf860c9e4150140c6a8e462705bf08c2f41d2c158194bd8ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1e01ff3b20a6770bf860c9e4150140c6a8e462705bf08c2f41d2c158194bd8ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e01ff3b20a6770bf860c9e4150140c6a8e462705bf08c2f41d2c158194bd8ed", kill_on_drop: false }` [INFO] [stdout] 1e01ff3b20a6770bf860c9e4150140c6a8e462705bf08c2f41d2c158194bd8ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6dbf51875b6838ea2feaf7b1dd04cc1c3f35b70896c63161c7bbaeb35f2c8b2b [INFO] running `Command { std: "docker" "start" "-a" "6dbf51875b6838ea2feaf7b1dd04cc1c3f35b70896c63161c7bbaeb35f2c8b2b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling evper-task-17 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `BufRead`, `stdin` [INFO] [stdout] --> src/main.rs:1:45 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{hint::unreachable_unchecked, io::{BufRead, Read, stdin}, ops::{Index, IndexMut}}; [INFO] [stdout] | ^^^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `iter` [INFO] [stdout] --> src/main.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn iter(&self) -> impl Iterator { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:95:5 [INFO] [stdout] | [INFO] [stdout] 95 | stdin.read_to_string(&mut input); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.28s [INFO] running `Command { std: "docker" "inspect" "6dbf51875b6838ea2feaf7b1dd04cc1c3f35b70896c63161c7bbaeb35f2c8b2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dbf51875b6838ea2feaf7b1dd04cc1c3f35b70896c63161c7bbaeb35f2c8b2b", kill_on_drop: false }` [INFO] [stdout] 6dbf51875b6838ea2feaf7b1dd04cc1c3f35b70896c63161c7bbaeb35f2c8b2b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1960c87f0da0583c11672655ab41e07af5d9d1e90ae40bc2c7511a3c3e4467a4 [INFO] running `Command { std: "docker" "start" "-a" "1960c87f0da0583c11672655ab41e07af5d9d1e90ae40bc2c7511a3c3e4467a4", kill_on_drop: false }` [INFO] [stderr] Compiling evper-task-17 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `BufRead`, `stdin` [INFO] [stdout] --> src/main.rs:1:45 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{hint::unreachable_unchecked, io::{BufRead, Read, stdin}, ops::{Index, IndexMut}}; [INFO] [stdout] | ^^^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `iter` [INFO] [stdout] --> src/main.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn iter(&self) -> impl Iterator { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:95:5 [INFO] [stdout] | [INFO] [stdout] 95 | stdin.read_to_string(&mut input); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.54s [INFO] running `Command { std: "docker" "inspect" "1960c87f0da0583c11672655ab41e07af5d9d1e90ae40bc2c7511a3c3e4467a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1960c87f0da0583c11672655ab41e07af5d9d1e90ae40bc2c7511a3c3e4467a4", kill_on_drop: false }` [INFO] [stdout] 1960c87f0da0583c11672655ab41e07af5d9d1e90ae40bc2c7511a3c3e4467a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a77ee7b61bbf94b983c16815d28653beec8b58f34353fcd66979c5bfdb7240b7 [INFO] running `Command { std: "docker" "start" "-a" "a77ee7b61bbf94b983c16815d28653beec8b58f34353fcd66979c5bfdb7240b7", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `BufRead`, `stdin` [INFO] [stderr] --> src/main.rs:1:45 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{hint::unreachable_unchecked, io::{BufRead, Read, stdin}, ops::{Index, IndexMut}}; [INFO] [stderr] | ^^^^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `iter` [INFO] [stderr] --> src/main.rs:23:12 [INFO] [stderr] | [INFO] [stderr] 23 | pub fn iter(&self) -> impl Iterator { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:95:5 [INFO] [stderr] | [INFO] [stderr] 95 | stdin.read_to_string(&mut input); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `evper-task-17` (bin "evper-task-17" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/evper_task_17-4ec32d96e3e35830) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a77ee7b61bbf94b983c16815d28653beec8b58f34353fcd66979c5bfdb7240b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a77ee7b61bbf94b983c16815d28653beec8b58f34353fcd66979c5bfdb7240b7", kill_on_drop: false }` [INFO] [stdout] a77ee7b61bbf94b983c16815d28653beec8b58f34353fcd66979c5bfdb7240b7