[INFO] fetching crate database-tree 0.1.0-alpha.3...
[INFO] testing database-tree-0.1.0-alpha.3 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate database-tree 0.1.0-alpha.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate database-tree 0.1.0-alpha.3 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate database-tree 0.1.0-alpha.3
[INFO] finished tweaking crates.io crate database-tree 0.1.0-alpha.3
[INFO] tweaked toml for crates.io crate database-tree 0.1.0-alpha.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cda1a0c6f7b8abd2b9632fe61159b901a5714dca2d1da45f553f61e106bc9dab
[INFO] running `Command { std: "docker" "start" "-a" "cda1a0c6f7b8abd2b9632fe61159b901a5714dca2d1da45f553f61e106bc9dab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cda1a0c6f7b8abd2b9632fe61159b901a5714dca2d1da45f553f61e106bc9dab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda1a0c6f7b8abd2b9632fe61159b901a5714dca2d1da45f553f61e106bc9dab", kill_on_drop: false }`
[INFO] [stdout] cda1a0c6f7b8abd2b9632fe61159b901a5714dca2d1da45f553f61e106bc9dab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 993a0634b386fb39668ac2bdc69914da084abec2247c26510e53d0659fe39ea3
[INFO] running `Command { std: "docker" "start" "-a" "993a0634b386fb39668ac2bdc69914da084abec2247c26510e53d0659fe39ea3", kill_on_drop: false }`
[INFO] [stderr]    Compiling database-tree v0.1.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "993a0634b386fb39668ac2bdc69914da084abec2247c26510e53d0659fe39ea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "993a0634b386fb39668ac2bdc69914da084abec2247c26510e53d0659fe39ea3", kill_on_drop: false }`
[INFO] [stdout] 993a0634b386fb39668ac2bdc69914da084abec2247c26510e53d0659fe39ea3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 082592c517e4be5c1d0d478ad56866d5e88eb0c4ba4b5182a2b7dabfb55b977f
[INFO] running `Command { std: "docker" "start" "-a" "082592c517e4be5c1d0d478ad56866d5e88eb0c4ba4b5182a2b7dabfb55b977f", kill_on_drop: false }`
[INFO] [stderr]    Compiling database-tree v0.1.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "082592c517e4be5c1d0d478ad56866d5e88eb0c4ba4b5182a2b7dabfb55b977f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "082592c517e4be5c1d0d478ad56866d5e88eb0c4ba4b5182a2b7dabfb55b977f", kill_on_drop: false }`
[INFO] [stdout] 082592c517e4be5c1d0d478ad56866d5e88eb0c4ba4b5182a2b7dabfb55b977f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3d22d46677836e621634f9eaac04c365046ea6308d54600cd345f77933b7d76f
[INFO] running `Command { std: "docker" "start" "-a" "3d22d46677836e621634f9eaac04c365046ea6308d54600cd345f77933b7d76f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/database_tree-e79918f204cc2acd)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test databasetree::test::test_selection_left_collapse ... ok
[INFO] [stdout] test databasetree::test::test_selection_bottom ... ok
[INFO] [stdout] test databasetree::test::test_selection ... ok
[INFO] [stdout] test databasetree::test::test_selection_left_parent ... ok
[INFO] [stdout] test databasetree::test::test_selection_right_expand ... ok
[INFO] [stdout] test databasetree::test::test_selection_skips_collapsed ... ok
[INFO] [stdout] test databasetree::test::test_selection_top ... ok
[INFO] [stdout] test databasetree::test::test_selection_multiple_up_down ... ok
[INFO] [stdout] test databasetree::test::test_visible_selection ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests database-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" "3d22d46677836e621634f9eaac04c365046ea6308d54600cd345f77933b7d76f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d22d46677836e621634f9eaac04c365046ea6308d54600cd345f77933b7d76f", kill_on_drop: false }`
[INFO] [stdout] 3d22d46677836e621634f9eaac04c365046ea6308d54600cd345f77933b7d76f