[INFO] fetching crate incrementalmerkletree 0.3.0-beta.2...
[INFO] testing incrementalmerkletree-0.3.0-beta.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate incrementalmerkletree 0.3.0-beta.2 into /workspace/builds/worker-109/source
[INFO] validating manifest of crates.io crate incrementalmerkletree 0.3.0-beta.2 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 incrementalmerkletree 0.3.0-beta.2
[INFO] finished tweaking crates.io crate incrementalmerkletree 0.3.0-beta.2
[INFO] tweaked toml for crates.io crate incrementalmerkletree 0.3.0-beta.2 written to /workspace/builds/worker-109/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] 3c6681c83d4c4436923913cf01af33490a181e13d0e5dddbf1682beaaf03b4a6
[INFO] running `Command { std: "docker" "start" "-a" "3c6681c83d4c4436923913cf01af33490a181e13d0e5dddbf1682beaaf03b4a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c6681c83d4c4436923913cf01af33490a181e13d0e5dddbf1682beaaf03b4a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c6681c83d4c4436923913cf01af33490a181e13d0e5dddbf1682beaaf03b4a6", kill_on_drop: false }`
[INFO] [stdout] 3c6681c83d4c4436923913cf01af33490a181e13d0e5dddbf1682beaaf03b4a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] 89e0e9fc9be314d874f27a5b6033390671ffd86360b42299f876ce3209d6f938
[INFO] running `Command { std: "docker" "start" "-a" "89e0e9fc9be314d874f27a5b6033390671ffd86360b42299f876ce3209d6f938", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling incrementalmerkletree v0.3.0-beta.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.13s
[INFO] running `Command { std: "docker" "inspect" "89e0e9fc9be314d874f27a5b6033390671ffd86360b42299f876ce3209d6f938", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e0e9fc9be314d874f27a5b6033390671ffd86360b42299f876ce3209d6f938", kill_on_drop: false }`
[INFO] [stdout] 89e0e9fc9be314d874f27a5b6033390671ffd86360b42299f876ce3209d6f938
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] bee906860c5a4ad054624778cba824edcaeee6ac104c6a94300ba26155dc2315
[INFO] running `Command { std: "docker" "start" "-a" "bee906860c5a4ad054624778cba824edcaeee6ac104c6a94300ba26155dc2315", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling proptest v1.0.0
[INFO] [stderr]    Compiling incrementalmerkletree v0.3.0-beta.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.82s
[INFO] running `Command { std: "docker" "inspect" "bee906860c5a4ad054624778cba824edcaeee6ac104c6a94300ba26155dc2315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bee906860c5a4ad054624778cba824edcaeee6ac104c6a94300ba26155dc2315", kill_on_drop: false }`
[INFO] [stdout] bee906860c5a4ad054624778cba824edcaeee6ac104c6a94300ba26155dc2315
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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] 4f8ee8c667d1f4911643024d1ec59a5bb9aec5bdace229503b244d26238fd9a2
[INFO] running `Command { std: "docker" "start" "-a" "4f8ee8c667d1f4911643024d1ec59a5bb9aec5bdace229503b244d26238fd9a2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/incrementalmerkletree-5618d17bb8013c99)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test bridgetree::tests::bridge_root_hashes ... ok
[INFO] [stdout] test bridgetree::tests::frontier_from_parts ... ok
[INFO] [stdout] test bridgetree::tests::checkpoint_rewind ... ok
[INFO] [stdout] test bridgetree::tests::drop_oldest_checkpoint ... ok
[INFO] [stdout] test bridgetree::tests::garbage_collect_idx ... ok
[INFO] [stdout] test bridgetree::tests::auth_paths ... ok
[INFO] [stdout] test bridgetree::tests::root_hashes ... ok
[INFO] [stdout] test sample::tests::checkpoint_rewind ... ok
[INFO] [stdout] test sample::tests::correct_auth_path ... ok
[INFO] [stdout] test bridgetree::tests::tree_depth ... ok
[INFO] [stdout] test sample::tests::auth_paths ... ok
[INFO] [stdout] test sample::tests::correct_empty_root ... ok
[INFO] [stdout] test sample::tests::correct_root ... ok
[INFO] [stdout] test bridgetree::tests::rewind_remove_witness ... ok
[INFO] [stdout] test bridgetree::tests::garbage_collect ... ok
[INFO] [stdout] test sample::tests::rewind_remove_witness ... ok
[INFO] [stdout] test sample::tests::root_hashes ... ok
[INFO] [stdout] test tests::position_altitudes ... ok
[INFO] [stdout] test tests::test_compute_root_from_auth_path ... ok
[INFO] [stdout] test bridgetree::tests::prop_garbage_collect ... ok
[INFO] [stdout] test bridgetree::tests::bridgetree_from_parts ... ok
[INFO] [stdout] test tests::check_randomized_str_ops has been running for over 60 seconds
[INFO] [stdout] test tests::check_randomized_u64_ops has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "4f8ee8c667d1f4911643024d1ec59a5bb9aec5bdace229503b244d26238fd9a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f8ee8c667d1f4911643024d1ec59a5bb9aec5bdace229503b244d26238fd9a2", kill_on_drop: false }`
[INFO] [stdout] 4f8ee8c667d1f4911643024d1ec59a5bb9aec5bdace229503b244d26238fd9a2