[INFO] fetching crate collar 1.0.1...
[INFO] testing collar-1.0.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate collar 1.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate collar 1.0.1
[INFO] finished tweaking crates.io crate collar 1.0.1
[INFO] tweaked toml for crates.io crate collar 1.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate collar 1.0.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate collar 1.0.1 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" "+1.90.0" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42d54a23e9b53940725416baf73f4fed1b3be938cf6cb66216bbfd0f7f194c3f
[INFO] running `Command { std: "docker" "start" "-a" "42d54a23e9b53940725416baf73f4fed1b3be938cf6cb66216bbfd0f7f194c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42d54a23e9b53940725416baf73f4fed1b3be938cf6cb66216bbfd0f7f194c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d54a23e9b53940725416baf73f4fed1b3be938cf6cb66216bbfd0f7f194c3f", kill_on_drop: false }`
[INFO] [stdout] 42d54a23e9b53940725416baf73f4fed1b3be938cf6cb66216bbfd0f7f194c3f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00173f3f32a53ebe8a6f819d0b3ada16d22c4771f81d5850bfd60581e718fdcc
[INFO] running `Command { std: "docker" "start" "-a" "00173f3f32a53ebe8a6f819d0b3ada16d22c4771f81d5850bfd60581e718fdcc", kill_on_drop: false }`
[INFO] [stderr]    Compiling collar v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "00173f3f32a53ebe8a6f819d0b3ada16d22c4771f81d5850bfd60581e718fdcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00173f3f32a53ebe8a6f819d0b3ada16d22c4771f81d5850bfd60581e718fdcc", kill_on_drop: false }`
[INFO] [stdout] 00173f3f32a53ebe8a6f819d0b3ada16d22c4771f81d5850bfd60581e718fdcc
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abb98b6c8a409ea2eab2a758d6bca98615a23bd5a82b14fb73cc58e3d5ad109a
[INFO] running `Command { std: "docker" "start" "-a" "abb98b6c8a409ea2eab2a758d6bca98615a23bd5a82b14fb73cc58e3d5ad109a", kill_on_drop: false }`
[INFO] [stderr]    Compiling collar v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "abb98b6c8a409ea2eab2a758d6bca98615a23bd5a82b14fb73cc58e3d5ad109a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abb98b6c8a409ea2eab2a758d6bca98615a23bd5a82b14fb73cc58e3d5ad109a", kill_on_drop: false }`
[INFO] [stdout] abb98b6c8a409ea2eab2a758d6bca98615a23bd5a82b14fb73cc58e3d5ad109a
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33449571629c4fdf9ee602f01bf6b7a37d9f1f995234bb7b349f991c96e95a02
[INFO] running `Command { std: "docker" "start" "-a" "33449571629c4fdf9ee602f01bf6b7a37d9f1f995234bb7b349f991c96e95a02", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/collar-d2e5af69f3c271dc)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests collar
[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 6 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - CollectArray::collect_array (line 34) ... ok
[INFO] [stdout] test src/lib.rs - CollectArray::collect_array_checked (line 51) ... ok
[INFO] [stdout] test src/lib.rs - CollectArray::try_collect_array (line 68) ... ok
[INFO] [stdout] test src/lib.rs - try_from_fn (line 153) ... ok
[INFO] [stdout] test src/lib.rs - CollectArray::items (line 98) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "33449571629c4fdf9ee602f01bf6b7a37d9f1f995234bb7b349f991c96e95a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33449571629c4fdf9ee602f01bf6b7a37d9f1f995234bb7b349f991c96e95a02", kill_on_drop: false }`
[INFO] [stdout] 33449571629c4fdf9ee602f01bf6b7a37d9f1f995234bb7b349f991c96e95a02