[INFO] fetching crate gap-buffer 0.1.0...
[INFO] testing gap-buffer-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate gap-buffer 0.1.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate gap-buffer 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gap-buffer 0.1.0
[INFO] finished tweaking crates.io crate gap-buffer 0.1.0
[INFO] tweaked toml for crates.io crate gap-buffer 0.1.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f80f877a5fc162a48408aee73ee20fc84db4d0c99af885afb4dfa2bb1e86fa2
[INFO] running `Command { std: "docker" "start" "-a" "4f80f877a5fc162a48408aee73ee20fc84db4d0c99af885afb4dfa2bb1e86fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f80f877a5fc162a48408aee73ee20fc84db4d0c99af885afb4dfa2bb1e86fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f80f877a5fc162a48408aee73ee20fc84db4d0c99af885afb4dfa2bb1e86fa2", kill_on_drop: false }`
[INFO] [stdout] 4f80f877a5fc162a48408aee73ee20fc84db4d0c99af885afb4dfa2bb1e86fa2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17f8df6477d79cf8c0446bee8ac7162a1af56f9a4291159ab70dcc3a4c5c3ca6
[INFO] running `Command { std: "docker" "start" "-a" "17f8df6477d79cf8c0446bee8ac7162a1af56f9a4291159ab70dcc3a4c5c3ca6", kill_on_drop: false }`
[INFO] [stderr]    Compiling gap-buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "17f8df6477d79cf8c0446bee8ac7162a1af56f9a4291159ab70dcc3a4c5c3ca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f8df6477d79cf8c0446bee8ac7162a1af56f9a4291159ab70dcc3a4c5c3ca6", kill_on_drop: false }`
[INFO] [stdout] 17f8df6477d79cf8c0446bee8ac7162a1af56f9a4291159ab70dcc3a4c5c3ca6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b5927d17f4753ddfc9ce7303179c9853f62d964a1000596ac3ac9c1fcb43865
[INFO] running `Command { std: "docker" "start" "-a" "1b5927d17f4753ddfc9ce7303179c9853f62d964a1000596ac3ac9c1fcb43865", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gap-buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "1b5927d17f4753ddfc9ce7303179c9853f62d964a1000596ac3ac9c1fcb43865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b5927d17f4753ddfc9ce7303179c9853f62d964a1000596ac3ac9c1fcb43865", kill_on_drop: false }`
[INFO] [stdout] 1b5927d17f4753ddfc9ce7303179c9853f62d964a1000596ac3ac9c1fcb43865
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d2abf669b60efdf7c56720a4c76a79a5e640fd2ca854f49032cc13932c2223e9
[INFO] running `Command { std: "docker" "start" "-a" "d2abf669b60efdf7c56720a4c76a79a5e640fd2ca854f49032cc13932c2223e9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gap_buffer-00384ad4dfbaf948)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::insert_str_1 ... ok
[INFO] [stdout] test tests::insert_str_2 ... ok
[INFO] [stdout] test tests::insert_str_4 ... ok
[INFO] [stdout] test tests::insert_str_3 ... ok
[INFO] [stdout] test tests::remove_3 ... ok
[INFO] [stdout] test tests::remove_1 ... ok
[INFO] [stdout] test tests::remove_2 ... ok
[INFO] [stdout] test tests::remove_4 ... ok
[INFO] [stdout] test tests::insert_str_5 ... ok
[INFO] [stdout] test tests::remove_5 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gap-buffer
[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" "d2abf669b60efdf7c56720a4c76a79a5e640fd2ca854f49032cc13932c2223e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2abf669b60efdf7c56720a4c76a79a5e640fd2ca854f49032cc13932c2223e9", kill_on_drop: false }`
[INFO] [stdout] d2abf669b60efdf7c56720a4c76a79a5e640fd2ca854f49032cc13932c2223e9