[INFO] fetching crate lowo 0.0.0...
[INFO] testing lowo-0.0.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate lowo 0.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate lowo 0.0.0
[INFO] finished tweaking crates.io crate lowo 0.0.0
[INFO] tweaked toml for crates.io crate lowo 0.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lowo 0.0.0 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 lowo 0.0.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6fd82b3648ac0b333cce78841802ae353a934b509ad9776ff6334d7cd1712fcb
[INFO] running `Command { std: "docker" "start" "-a" "6fd82b3648ac0b333cce78841802ae353a934b509ad9776ff6334d7cd1712fcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fd82b3648ac0b333cce78841802ae353a934b509ad9776ff6334d7cd1712fcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fd82b3648ac0b333cce78841802ae353a934b509ad9776ff6334d7cd1712fcb", kill_on_drop: false }`
[INFO] [stdout] 6fd82b3648ac0b333cce78841802ae353a934b509ad9776ff6334d7cd1712fcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ea58951d37fd19d487562a3d2f2a8e17c4b92022880720c843ce0c653a1d81c2
[INFO] running `Command { std: "docker" "start" "-a" "ea58951d37fd19d487562a3d2f2a8e17c4b92022880720c843ce0c653a1d81c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling lowo v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "ea58951d37fd19d487562a3d2f2a8e17c4b92022880720c843ce0c653a1d81c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea58951d37fd19d487562a3d2f2a8e17c4b92022880720c843ce0c653a1d81c2", kill_on_drop: false }`
[INFO] [stdout] ea58951d37fd19d487562a3d2f2a8e17c4b92022880720c843ce0c653a1d81c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a2a0654bc1bf14ab7d8b86108bad80ba4885587788014b272c240e6a6ac8b9f9
[INFO] running `Command { std: "docker" "start" "-a" "a2a0654bc1bf14ab7d8b86108bad80ba4885587788014b272c240e6a6ac8b9f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling lowo v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "a2a0654bc1bf14ab7d8b86108bad80ba4885587788014b272c240e6a6ac8b9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2a0654bc1bf14ab7d8b86108bad80ba4885587788014b272c240e6a6ac8b9f9", kill_on_drop: false }`
[INFO] [stdout] a2a0654bc1bf14ab7d8b86108bad80ba4885587788014b272c240e6a6ac8b9f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7e2ffeb1166fcd4a4545676c09e56014bcb7384994009c24963cce9ccfed59ba
[INFO] running `Command { std: "docker" "start" "-a" "7e2ffeb1166fcd4a4545676c09e56014bcb7384994009c24963cce9ccfed59ba", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lowo-3a85d868038f4e47)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lowo-8a2ecf0fa654b680)
[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] [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 lowo
[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" "7e2ffeb1166fcd4a4545676c09e56014bcb7384994009c24963cce9ccfed59ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e2ffeb1166fcd4a4545676c09e56014bcb7384994009c24963cce9ccfed59ba", kill_on_drop: false }`
[INFO] [stdout] 7e2ffeb1166fcd4a4545676c09e56014bcb7384994009c24963cce9ccfed59ba