[INFO] fetching crate mark-tree 0.1.0...
[INFO] testing mark-tree-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate mark-tree 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate mark-tree 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mark-tree 0.1.0
[INFO] tweaked toml for crates.io crate mark-tree 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mark-tree 0.1.0 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 mark-tree 0.1.0 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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f1e8eab94aa8f3e76b600d44af6f11d855c7e1675a2ea9ac945b493a49c1ccd7
[INFO] running `Command { std: "docker" "start" "-a" "f1e8eab94aa8f3e76b600d44af6f11d855c7e1675a2ea9ac945b493a49c1ccd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1e8eab94aa8f3e76b600d44af6f11d855c7e1675a2ea9ac945b493a49c1ccd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1e8eab94aa8f3e76b600d44af6f11d855c7e1675a2ea9ac945b493a49c1ccd7", kill_on_drop: false }`
[INFO] [stdout] f1e8eab94aa8f3e76b600d44af6f11d855c7e1675a2ea9ac945b493a49c1ccd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 06b64e1af8e8d09a5994378349a41b37ee3af8e0919c1025c961bc0ef64ea55d
[INFO] running `Command { std: "docker" "start" "-a" "06b64e1af8e8d09a5994378349a41b37ee3af8e0919c1025c961bc0ef64ea55d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mark-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "06b64e1af8e8d09a5994378349a41b37ee3af8e0919c1025c961bc0ef64ea55d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b64e1af8e8d09a5994378349a41b37ee3af8e0919c1025c961bc0ef64ea55d", kill_on_drop: false }`
[INFO] [stdout] 06b64e1af8e8d09a5994378349a41b37ee3af8e0919c1025c961bc0ef64ea55d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 60fd55df710086cec5ffa02e23e474561b209d227ced4922978070ed21db849d
[INFO] running `Command { std: "docker" "start" "-a" "60fd55df710086cec5ffa02e23e474561b209d227ced4922978070ed21db849d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mark-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "60fd55df710086cec5ffa02e23e474561b209d227ced4922978070ed21db849d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60fd55df710086cec5ffa02e23e474561b209d227ced4922978070ed21db849d", kill_on_drop: false }`
[INFO] [stdout] 60fd55df710086cec5ffa02e23e474561b209d227ced4922978070ed21db849d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f1696e106fb1e4c8fa35f2d88187518532689193b16fb0899a9102552571ba9c
[INFO] running `Command { std: "docker" "start" "-a" "f1696e106fb1e4c8fa35f2d88187518532689193b16fb0899a9102552571ba9c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mark_tree-86af0e020b2fcbe0)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::range_known ... ok
[INFO] [stdout] test tests::iter_traverse ... ok
[INFO] [stdout] test tests::tree_dedup ... ok
[INFO] [stdout] test tests::tree_traverse ... ok
[INFO] [stdout] test tests::range_str ... ok
[INFO] [stdout] test tests::tree_optimize ... ok
[INFO] [stdout] test tests::tree_unmark ... ok
[INFO] [stdout] test tests::range_bits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mark_tree
[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" "f1696e106fb1e4c8fa35f2d88187518532689193b16fb0899a9102552571ba9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1696e106fb1e4c8fa35f2d88187518532689193b16fb0899a9102552571ba9c", kill_on_drop: false }`
[INFO] [stdout] f1696e106fb1e4c8fa35f2d88187518532689193b16fb0899a9102552571ba9c