[INFO] cloning repository https://github.com/ng3rdstmadgke/midomoji-clone
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ng3rdstmadgke/midomoji-clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fng3rdstmadgke%2Fmidomoji-clone", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fng3rdstmadgke%2Fmidomoji-clone'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 845967b799182ca6194eaf9e926c261e0eeff445
[INFO] checking ng3rdstmadgke/midomoji-clone/845967b799182ca6194eaf9e926c261e0eeff445 against master#3c9faa0d037b9eecda4a440cc482ff7f960fb8a5 for pr-152210
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fng3rdstmadgke%2Fmidomoji-clone" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/ng3rdstmadgke/midomoji-clone
[INFO] finished tweaking git repo https://github.com/ng3rdstmadgke/midomoji-clone
[INFO] tweaked toml for git repo https://github.com/ng3rdstmadgke/midomoji-clone written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ng3rdstmadgke/midomoji-clone on toolchain 3c9faa0d037b9eecda4a440cc482ff7f960fb8a5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3c9faa0d037b9eecda4a440cc482ff7f960fb8a5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ng3rdstmadgke/midomoji-clone 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" "+3c9faa0d037b9eecda4a440cc482ff7f960fb8a5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ryu v0.2.8
[INFO] [stderr]   Downloaded itoa v0.4.4
[INFO] [stderr]   Downloaded memchr v2.2.0
[INFO] [stderr]   Downloaded csv-core v0.1.5
[INFO] [stderr]   Downloaded serde v1.0.91
[INFO] [stderr]   Downloaded libc v0.2.54
[INFO] [stderr]   Downloaded csv v1.0.7
[INFO] [stderr]   Downloaded winapi v0.3.7
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+3c9faa0d037b9eecda4a440cc482ff7f960fb8a5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f3de706af7da6924146c8543c39fd8e6f38a88cb24d1c95e4a98b6ca00b4b81
[INFO] running `Command { std: "docker" "start" "-a" "9f3de706af7da6924146c8543c39fd8e6f38a88cb24d1c95e4a98b6ca00b4b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f3de706af7da6924146c8543c39fd8e6f38a88cb24d1c95e4a98b6ca00b4b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f3de706af7da6924146c8543c39fd8e6f38a88cb24d1c95e4a98b6ca00b4b81", kill_on_drop: false }`
[INFO] [stdout] 9f3de706af7da6924146c8543c39fd8e6f38a88cb24d1c95e4a98b6ca00b4b81
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+3c9faa0d037b9eecda4a440cc482ff7f960fb8a5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a46c32a984d149e4f86f20865e054e9a6bdef3395008b478bac25bb90b5078e
[INFO] running `Command { std: "docker" "start" "-a" "4a46c32a984d149e4f86f20865e054e9a6bdef3395008b478bac25bb90b5078e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]     Checking midomoji-clone v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/dictionary/trie.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |             'inner: for next in nodes {
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/dictionary/trie.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |             'inner: for next in nodes {
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/analyze.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut reader: BufReader<Box<Read>> = if let Some(input) = options.get("input") {
[INFO] [stdout]    |                                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut reader: BufReader<Box<dyn Read>> = if let Some(input) = options.get("input") {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/analyze.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut reader: BufReader<Box<Read>> = if let Some(input) = options.get("input") {
[INFO] [stdout]    |                                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut reader: BufReader<Box<dyn Read>> = if let Some(input) = options.get("input") {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/debug.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut reader: BufReader<Box<Read>> = BufReader::new(Box::new(io::stdin()));
[INFO] [stdout]    |                                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut reader: BufReader<Box<dyn Read>> = BufReader::new(Box::new(io::stdin()));
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/debug.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut reader: BufReader<Box<Read>> = BufReader::new(Box::new(io::stdin()));
[INFO] [stdout]    |                                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut reader: BufReader<Box<dyn Read>> = BufReader::new(Box::new(io::stdin()));
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.37s
[INFO] running `Command { std: "docker" "inspect" "4a46c32a984d149e4f86f20865e054e9a6bdef3395008b478bac25bb90b5078e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a46c32a984d149e4f86f20865e054e9a6bdef3395008b478bac25bb90b5078e", kill_on_drop: false }`
[INFO] [stdout] 4a46c32a984d149e4f86f20865e054e9a6bdef3395008b478bac25bb90b5078e