[INFO] fetching crate kairoi 0.2.3...
[INFO] testing kairoi-0.2.3 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate kairoi 0.2.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate kairoi 0.2.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate kairoi 0.2.3
[INFO] tweaked toml for crates.io crate kairoi 0.2.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kairoi 0.2.3 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kairoi 0.2.3 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e5970ec3d5790c1ce995b045b2547e10778e8e77ba6c45ce5cbce16e1aba3f5
[INFO] running `Command { std: "docker" "start" "-a" "4e5970ec3d5790c1ce995b045b2547e10778e8e77ba6c45ce5cbce16e1aba3f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e5970ec3d5790c1ce995b045b2547e10778e8e77ba6c45ce5cbce16e1aba3f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e5970ec3d5790c1ce995b045b2547e10778e8e77ba6c45ce5cbce16e1aba3f5", kill_on_drop: false }`
[INFO] [stdout] 4e5970ec3d5790c1ce995b045b2547e10778e8e77ba6c45ce5cbce16e1aba3f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd55769d5425db2e4bf5a7cdcbf3cab12cbbb8e7a85eb4cbefbb6b6922e7a765
[INFO] running `Command { std: "docker" "start" "-a" "fd55769d5425db2e4bf5a7cdcbf3cab12cbbb8e7a85eb4cbefbb6b6922e7a765", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling kairoi-macros v0.2.0
[INFO] [stderr]    Compiling kairoi v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `begin` is never read
[INFO] [stdout]    --> src/handler.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 | /                     #[allow(unused_assignments)]
[INFO] [stdout] 102 | |                     begin = i;
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `async_fn_traits` is declared but not used
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_fn_traits)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.46s
[INFO] running `Command { std: "docker" "inspect" "fd55769d5425db2e4bf5a7cdcbf3cab12cbbb8e7a85eb4cbefbb6b6922e7a765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd55769d5425db2e4bf5a7cdcbf3cab12cbbb8e7a85eb4cbefbb6b6922e7a765", kill_on_drop: false }`
[INFO] [stdout] fd55769d5425db2e4bf5a7cdcbf3cab12cbbb8e7a85eb4cbefbb6b6922e7a765
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8ba610cfb8ac64148df8b04b4a54ff50b2e73775848bfccb37232e829be252b
[INFO] running `Command { std: "docker" "start" "-a" "e8ba610cfb8ac64148df8b04b4a54ff50b2e73775848bfccb37232e829be252b", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling kairoi-macros v0.2.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling kairoi v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `begin` is never read
[INFO] [stdout]    --> src/handler.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 | /                     #[allow(unused_assignments)]
[INFO] [stdout] 102 | |                     begin = i;
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `async_fn_traits` is declared but not used
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_fn_traits)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `begin` is never read
[INFO] [stdout]    --> src/handler.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 | /                     #[allow(unused_assignments)]
[INFO] [stdout] 102 | |                     begin = i;
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `async_fn_traits` is declared but not used
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_fn_traits)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 17.09s
[INFO] running `Command { std: "docker" "inspect" "e8ba610cfb8ac64148df8b04b4a54ff50b2e73775848bfccb37232e829be252b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8ba610cfb8ac64148df8b04b4a54ff50b2e73775848bfccb37232e829be252b", kill_on_drop: false }`
[INFO] [stdout] e8ba610cfb8ac64148df8b04b4a54ff50b2e73775848bfccb37232e829be252b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 798cf3d60d34390b4938ac72382f8511bb47f87163905c67766ce40bcbe0a888
[INFO] running `Command { std: "docker" "start" "-a" "798cf3d60d34390b4938ac72382f8511bb47f87163905c67766ce40bcbe0a888", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `begin` is never read
[INFO] [stderr]    --> src/handler.rs:101:21
[INFO] [stderr]     |
[INFO] [stderr] 101 | /                     #[allow(unused_assignments)]
[INFO] [stderr] 102 | |                     begin = i;
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: feature `async_fn_traits` is declared but not used
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(async_fn_traits)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kairoi` (lib) generated 2 warnings
[INFO] [stderr] warning: `kairoi` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kairoi-85712b842ea3acf4)
[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] [stderr]    Doc-tests kairoi
[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" "798cf3d60d34390b4938ac72382f8511bb47f87163905c67766ce40bcbe0a888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "798cf3d60d34390b4938ac72382f8511bb47f87163905c67766ce40bcbe0a888", kill_on_drop: false }`
[INFO] [stdout] 798cf3d60d34390b4938ac72382f8511bb47f87163905c67766ce40bcbe0a888