[INFO] fetching crate m6coll 0.2.0...
[INFO] testing m6coll-0.2.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate m6coll 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate m6coll 0.2.0
[INFO] finished tweaking crates.io crate m6coll 0.2.0
[INFO] tweaked toml for crates.io crate m6coll 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate m6coll 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[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 m6arr v0.2.0
[INFO] [stderr]   Downloaded m6bitmap v0.1.0
[INFO] [stderr]   Downloaded m6entry v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 47ab19951e910210a201ba230f8935e14e8e02d4d99e006804cf9a75bd0ec054
[INFO] running `Command { std: "docker" "start" "-a" "47ab19951e910210a201ba230f8935e14e8e02d4d99e006804cf9a75bd0ec054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47ab19951e910210a201ba230f8935e14e8e02d4d99e006804cf9a75bd0ec054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ab19951e910210a201ba230f8935e14e8e02d4d99e006804cf9a75bd0ec054", kill_on_drop: false }`
[INFO] [stdout] 47ab19951e910210a201ba230f8935e14e8e02d4d99e006804cf9a75bd0ec054
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e47f646e07c90b5a5f884f284bb5be0d396841d0d829666239f741445720a482
[INFO] running `Command { std: "docker" "start" "-a" "e47f646e07c90b5a5f884f284bb5be0d396841d0d829666239f741445720a482", kill_on_drop: false }`
[INFO] [stderr]    Compiling m6entry v0.1.0
[INFO] [stderr]    Compiling m6arr v0.2.0
[INFO] [stderr]    Compiling m6bitmap v0.1.0
[INFO] [stderr]    Compiling m6coll v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "e47f646e07c90b5a5f884f284bb5be0d396841d0d829666239f741445720a482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e47f646e07c90b5a5f884f284bb5be0d396841d0d829666239f741445720a482", kill_on_drop: false }`
[INFO] [stdout] e47f646e07c90b5a5f884f284bb5be0d396841d0d829666239f741445720a482
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 413e5e908639291193c4874600159a67aa70c21dde60b187a9dc55053a5a4a52
[INFO] running `Command { std: "docker" "start" "-a" "413e5e908639291193c4874600159a67aa70c21dde60b187a9dc55053a5a4a52", kill_on_drop: false }`
[INFO] [stderr]    Compiling m6coll v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "413e5e908639291193c4874600159a67aa70c21dde60b187a9dc55053a5a4a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "413e5e908639291193c4874600159a67aa70c21dde60b187a9dc55053a5a4a52", kill_on_drop: false }`
[INFO] [stdout] 413e5e908639291193c4874600159a67aa70c21dde60b187a9dc55053a5a4a52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b1fcc70fd836ce07e3365206c23c76d8dfaa4bdf9415d9862f207114093a4c0f
[INFO] running `Command { std: "docker" "start" "-a" "b1fcc70fd836ce07e3365206c23c76d8dfaa4bdf9415d9862f207114093a4c0f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/m6coll-482b609c1465a7c4)
[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 m6coll
[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" "b1fcc70fd836ce07e3365206c23c76d8dfaa4bdf9415d9862f207114093a4c0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1fcc70fd836ce07e3365206c23c76d8dfaa4bdf9415d9862f207114093a4c0f", kill_on_drop: false }`
[INFO] [stdout] b1fcc70fd836ce07e3365206c23c76d8dfaa4bdf9415d9862f207114093a4c0f