[INFO] fetching crate bonsai 0.2.1...
[INFO] testing bonsai-0.2.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate bonsai 0.2.1 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate bonsai 0.2.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bonsai 0.2.1
[INFO] finished tweaking crates.io crate bonsai 0.2.1
[INFO] tweaked toml for crates.io crate bonsai 0.2.1 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90473d5b3a11293112af84b161bbb6bb4c6aff52490e714fe0f75bf480fe3ff3
[INFO] running `Command { std: "docker" "start" "-a" "90473d5b3a11293112af84b161bbb6bb4c6aff52490e714fe0f75bf480fe3ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90473d5b3a11293112af84b161bbb6bb4c6aff52490e714fe0f75bf480fe3ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90473d5b3a11293112af84b161bbb6bb4c6aff52490e714fe0f75bf480fe3ff3", kill_on_drop: false }`
[INFO] [stdout] 90473d5b3a11293112af84b161bbb6bb4c6aff52490e714fe0f75bf480fe3ff3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d54d62ae311851d82cd75b2b6df8cce353dbcfe0b9c79e3e3487922b5c87549
[INFO] running `Command { std: "docker" "start" "-a" "8d54d62ae311851d82cd75b2b6df8cce353dbcfe0b9c79e3e3487922b5c87549", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bonsai v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "8d54d62ae311851d82cd75b2b6df8cce353dbcfe0b9c79e3e3487922b5c87549", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d54d62ae311851d82cd75b2b6df8cce353dbcfe0b9c79e3e3487922b5c87549", kill_on_drop: false }`
[INFO] [stdout] 8d54d62ae311851d82cd75b2b6df8cce353dbcfe0b9c79e3e3487922b5c87549
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1634cedc96299472dacd5bf97560e3034b7625fd3daf097b1d380379e8e4482
[INFO] running `Command { std: "docker" "start" "-a" "e1634cedc96299472dacd5bf97560e3034b7625fd3daf097b1d380379e8e4482", kill_on_drop: false }`
[INFO] [stderr]    Compiling bonsai v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "e1634cedc96299472dacd5bf97560e3034b7625fd3daf097b1d380379e8e4482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1634cedc96299472dacd5bf97560e3034b7625fd3daf097b1d380379e8e4482", kill_on_drop: false }`
[INFO] [stdout] e1634cedc96299472dacd5bf97560e3034b7625fd3daf097b1d380379e8e4482
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b49b6961f3659d90caaf879c382fb3f97f8326847e2a77a765767d45ff202eb
[INFO] running `Command { std: "docker" "start" "-a" "5b49b6961f3659d90caaf879c382fb3f97f8326847e2a77a765767d45ff202eb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] [stdout] running 12 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bonsai-20728c3e1acbf3bf)
[INFO] [stdout] test tests::compute_child_indexes ... ok
[INFO] [stderr]    Doc-tests bonsai
[INFO] [stdout] test tests::compute_depth_difference ... ok
[INFO] [stdout] test tests::compute_expanded_tree_indexes ... ok
[INFO] [stdout] test tests::compute_first_leaf ... ok
[INFO] [stdout] test tests::compute_last_leaf ... ok
[INFO] [stdout] test tests::compute_log2 ... ok
[INFO] [stdout] test tests::compute_root_from_depth ... ok
[INFO] [stdout] test tests::compute_sibling_index ... ok
[INFO] [stdout] test tests::determine_if_index_is_in_subtree ... ok
[INFO] [stdout] test tests::next_and_last_power_of_two ... ok
[INFO] [stdout] test tests::transform_general_index_to_subtree ... ok
[INFO] [stdout] test tests::transform_subtree_index_to_general ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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] running `Command { std: "docker" "inspect" "5b49b6961f3659d90caaf879c382fb3f97f8326847e2a77a765767d45ff202eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b49b6961f3659d90caaf879c382fb3f97f8326847e2a77a765767d45ff202eb", kill_on_drop: false }`
[INFO] [stdout] 5b49b6961f3659d90caaf879c382fb3f97f8326847e2a77a765767d45ff202eb