[INFO] fetching crate rtr_translator 0.1.2...
[INFO] testing rtr_translator-0.1.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rtr_translator 0.1.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rtr_translator 0.1.2
[INFO] finished tweaking crates.io crate rtr_translator 0.1.2
[INFO] tweaked toml for crates.io crate rtr_translator 0.1.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rtr_translator 0.1.2 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rtr_translator 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f222c7de19fc86e10ee09420bafe7fedcf2fe03f3bc6763547e15cc6074b015
[INFO] running `Command { std: "docker" "start" "-a" "7f222c7de19fc86e10ee09420bafe7fedcf2fe03f3bc6763547e15cc6074b015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f222c7de19fc86e10ee09420bafe7fedcf2fe03f3bc6763547e15cc6074b015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f222c7de19fc86e10ee09420bafe7fedcf2fe03f3bc6763547e15cc6074b015", kill_on_drop: false }`
[INFO] [stdout] 7f222c7de19fc86e10ee09420bafe7fedcf2fe03f3bc6763547e15cc6074b015
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc632a9054685a5eed9394f311655efcd6bead504c09f2ac09c478616e42dad0
[INFO] running `Command { std: "docker" "start" "-a" "bc632a9054685a5eed9394f311655efcd6bead504c09f2ac09c478616e42dad0", kill_on_drop: false }`
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling string-parser v0.1.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling rtr_translator v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `str::<impl str>::to_lowercase` that must be used
[INFO] [stdout]   --> src/main.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 args[0].to_lowercase();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this returns the lowercase string as a new String, without modifying the original
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let _ = args[0].to_lowercase();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "bc632a9054685a5eed9394f311655efcd6bead504c09f2ac09c478616e42dad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc632a9054685a5eed9394f311655efcd6bead504c09f2ac09c478616e42dad0", kill_on_drop: false }`
[INFO] [stdout] bc632a9054685a5eed9394f311655efcd6bead504c09f2ac09c478616e42dad0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dded26be0a3290cb75f76e99ebb2e6388b3137ae124f9aeaeca2fc7829e74000
[INFO] running `Command { std: "docker" "start" "-a" "dded26be0a3290cb75f76e99ebb2e6388b3137ae124f9aeaeca2fc7829e74000", kill_on_drop: false }`
[INFO] [stderr]    Compiling rtr_translator v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `str::<impl str>::to_lowercase` that must be used
[INFO] [stdout]   --> src/main.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 args[0].to_lowercase();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this returns the lowercase string as a new String, without modifying the original
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let _ = args[0].to_lowercase();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "dded26be0a3290cb75f76e99ebb2e6388b3137ae124f9aeaeca2fc7829e74000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dded26be0a3290cb75f76e99ebb2e6388b3137ae124f9aeaeca2fc7829e74000", kill_on_drop: false }`
[INFO] [stdout] dded26be0a3290cb75f76e99ebb2e6388b3137ae124f9aeaeca2fc7829e74000
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] efa3c4362d96af3b8293f8e0c6e75b981fb47bd1836e963fc757b183ea0f611a
[INFO] running `Command { std: "docker" "start" "-a" "efa3c4362d96af3b8293f8e0c6e75b981fb47bd1836e963fc757b183ea0f611a", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `str::<impl str>::to_lowercase` that must be used
[INFO] [stderr]   --> src/main.rs:29:17
[INFO] [stderr]    |
[INFO] [stderr] 29 |                 args[0].to_lowercase();
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this returns the lowercase string as a new String, without modifying the original
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 29 |                 let _ = args[0].to_lowercase();
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rtr_translator` (bin "rtr_translator" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rtr_translator-fd32344d46673962)
[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" "efa3c4362d96af3b8293f8e0c6e75b981fb47bd1836e963fc757b183ea0f611a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efa3c4362d96af3b8293f8e0c6e75b981fb47bd1836e963fc757b183ea0f611a", kill_on_drop: false }`
[INFO] [stdout] efa3c4362d96af3b8293f8e0c6e75b981fb47bd1836e963fc757b183ea0f611a
