[INFO] fetching crate taita 0.1.7...
[INFO] testing taita-0.1.7 against 1.91.0 for beta-1.92-2
[INFO] extracting crate taita 0.1.7 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate taita 0.1.7
[INFO] finished tweaking crates.io crate taita 0.1.7
[INFO] tweaked toml for crates.io crate taita 0.1.7 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate taita 0.1.7 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate taita 0.1.7 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ryu v1.0.16
[INFO] [stderr]   Downloaded windows-targets v0.52.0
[INFO] [stderr]   Downloaded clap v4.4.18
[INFO] [stderr]   Downloaded clap_lex v0.6.0
[INFO] [stderr]   Downloaded anstream v0.6.11
[INFO] [stderr]   Downloaded serde_derive v1.0.196
[INFO] [stderr]   Downloaded clap_derive v4.4.7
[INFO] [stderr]   Downloaded anyhow v1.0.79
[INFO] [stderr]   Downloaded serde v1.0.196
[INFO] [stderr]   Downloaded serde_json v1.0.113
[INFO] [stderr]   Downloaded clap_builder v4.4.18
[INFO] [stderr]   Downloaded syn v2.0.48
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.0
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.52.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77c098c52fac2e1eac567cc12ca8a427f680e0c0451d9354492e8efa809c3a0d
[INFO] running `Command { std: "docker" "start" "-a" "77c098c52fac2e1eac567cc12ca8a427f680e0c0451d9354492e8efa809c3a0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77c098c52fac2e1eac567cc12ca8a427f680e0c0451d9354492e8efa809c3a0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77c098c52fac2e1eac567cc12ca8a427f680e0c0451d9354492e8efa809c3a0d", kill_on_drop: false }`
[INFO] [stdout] 77c098c52fac2e1eac567cc12ca8a427f680e0c0451d9354492e8efa809c3a0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9aa8020a7b6b8bffe93626c0d3b4a10a55330f541329c9397a70f096ab4db947
[INFO] running `Command { std: "docker" "start" "-a" "9aa8020a7b6b8bffe93626c0d3b4a10a55330f541329c9397a70f096ab4db947", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling anstyle v1.0.6
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling anstream v0.6.11
[INFO] [stderr]    Compiling clap_builder v4.4.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling clap v4.4.18
[INFO] [stderr]    Compiling taita v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]    --> src/cli.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 | /                 std::process::Command::new(current_exe)
[INFO] [stdout] 175 | |                     .arg("open-in-place")
[INFO] [stdout] 176 | |                     .arg(name)
[INFO] [stdout] 177 | |                     .exec();
[INFO] [stdout]     | |___________________________^
[INFO] [stdout]     |
[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] 174 |                 let _ = std::process::Command::new(current_exe)
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]    --> src/cli.rs:219:13
[INFO] [stdout]     |
[INFO] [stdout] 219 | /             std::process::Command::new("tmux")
[INFO] [stdout] 220 | |                 .arg("a")
[INFO] [stdout] 221 | |                 .arg("-t")
[INFO] [stdout] 222 | |                 .arg("taita-".to_string() + &name)
[INFO] [stdout] 223 | |                 .exec();
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 219 |             let _ = std::process::Command::new("tmux")
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.83s
[INFO] running `Command { std: "docker" "inspect" "9aa8020a7b6b8bffe93626c0d3b4a10a55330f541329c9397a70f096ab4db947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aa8020a7b6b8bffe93626c0d3b4a10a55330f541329c9397a70f096ab4db947", kill_on_drop: false }`
[INFO] [stdout] 9aa8020a7b6b8bffe93626c0d3b4a10a55330f541329c9397a70f096ab4db947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 926941d97b3247750e4ecbcbccfb58724d70f9ee880e5208834b0cf047f3afbc
[INFO] running `Command { std: "docker" "start" "-a" "926941d97b3247750e4ecbcbccfb58724d70f9ee880e5208834b0cf047f3afbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling taita v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]    --> src/cli.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 | /                 std::process::Command::new(current_exe)
[INFO] [stdout] 175 | |                     .arg("open-in-place")
[INFO] [stdout] 176 | |                     .arg(name)
[INFO] [stdout] 177 | |                     .exec();
[INFO] [stdout]     | |___________________________^
[INFO] [stdout]     |
[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] 174 |                 let _ = std::process::Command::new(current_exe)
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]    --> src/cli.rs:219:13
[INFO] [stdout]     |
[INFO] [stdout] 219 | /             std::process::Command::new("tmux")
[INFO] [stdout] 220 | |                 .arg("a")
[INFO] [stdout] 221 | |                 .arg("-t")
[INFO] [stdout] 222 | |                 .arg("taita-".to_string() + &name)
[INFO] [stdout] 223 | |                 .exec();
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 219 |             let _ = std::process::Command::new("tmux")
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "926941d97b3247750e4ecbcbccfb58724d70f9ee880e5208834b0cf047f3afbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "926941d97b3247750e4ecbcbccfb58724d70f9ee880e5208834b0cf047f3afbc", kill_on_drop: false }`
[INFO] [stdout] 926941d97b3247750e4ecbcbccfb58724d70f9ee880e5208834b0cf047f3afbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9a4a9cc1eb244ac79c4aec55f7b08569cbc9a563123983d10d581bff1c7e6ee2
[INFO] running `Command { std: "docker" "start" "-a" "9a4a9cc1eb244ac79c4aec55f7b08569cbc9a563123983d10d581bff1c7e6ee2", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `exec` that must be used
[INFO] [stderr]    --> src/cli.rs:174:17
[INFO] [stderr]     |
[INFO] [stderr] 174 | /                 std::process::Command::new(current_exe)
[INFO] [stderr] 175 | |                     .arg("open-in-place")
[INFO] [stderr] 176 | |                     .arg(name)
[INFO] [stderr] 177 | |                     .exec();
[INFO] [stderr]     | |___________________________^
[INFO] [stderr]     |
[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] 174 |                 let _ = std::process::Command::new(current_exe)
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `exec` that must be used
[INFO] [stderr]    --> src/cli.rs:219:13
[INFO] [stderr]     |
[INFO] [stderr] 219 | /             std::process::Command::new("tmux")
[INFO] [stderr] 220 | |                 .arg("a")
[INFO] [stderr] 221 | |                 .arg("-t")
[INFO] [stderr] 222 | |                 .arg("taita-".to_string() + &name)
[INFO] [stderr] 223 | |                 .exec();
[INFO] [stderr]     | |_______________________^
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] running 0 tests
[INFO] [stderr] 219 |             let _ = std::process::Command::new("tmux")
[INFO] [stdout] 
[INFO] [stderr]     |             +++++++
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: `taita` (bin "taita" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/taita-31ec45bbedd281d8)
[INFO] running `Command { std: "docker" "inspect" "9a4a9cc1eb244ac79c4aec55f7b08569cbc9a563123983d10d581bff1c7e6ee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a4a9cc1eb244ac79c4aec55f7b08569cbc9a563123983d10d581bff1c7e6ee2", kill_on_drop: false }`
[INFO] [stdout] 9a4a9cc1eb244ac79c4aec55f7b08569cbc9a563123983d10d581bff1c7e6ee2