[INFO] fetching crate holochain_util 0.0.5...
[INFO] testing holochain_util-0.0.5 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate holochain_util 0.0.5 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate holochain_util 0.0.5 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate holochain_util 0.0.5
[INFO] finished tweaking crates.io crate holochain_util 0.0.5
[INFO] tweaked toml for crates.io crate holochain_util 0.0.5 written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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" "+722e1797249a965b6335aebd65d777f917e498f1" "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-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 096d6011c518d0834656f013ea2be0a6f447b3d966a13e3657ea8bf3afd2a772
[INFO] running `Command { std: "docker" "start" "-a" "096d6011c518d0834656f013ea2be0a6f447b3d966a13e3657ea8bf3afd2a772", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "096d6011c518d0834656f013ea2be0a6f447b3d966a13e3657ea8bf3afd2a772", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "096d6011c518d0834656f013ea2be0a6f447b3d966a13e3657ea8bf3afd2a772", kill_on_drop: false }`
[INFO] [stdout] 096d6011c518d0834656f013ea2be0a6f447b3d966a13e3657ea8bf3afd2a772
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad5317c999144befcdf8c3259bec0a3683992f9482ad2a514d493aae53e7cad4
[INFO] running `Command { std: "docker" "start" "-a" "ad5317c999144befcdf8c3259bec0a3683992f9482ad2a514d493aae53e7cad4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling dunce v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling holochain_util v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 46s
[INFO] running `Command { std: "docker" "inspect" "ad5317c999144befcdf8c3259bec0a3683992f9482ad2a514d493aae53e7cad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad5317c999144befcdf8c3259bec0a3683992f9482ad2a514d493aae53e7cad4", kill_on_drop: false }`
[INFO] [stdout] ad5317c999144befcdf8c3259bec0a3683992f9482ad2a514d493aae53e7cad4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6aa8d48d873e500e2ed9b3f2e5a8053190be5834d3682d793b750004f05f04fd
[INFO] running `Command { std: "docker" "start" "-a" "6aa8d48d873e500e2ed9b3f2e5a8053190be5834d3682d793b750004f05f04fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling holochain_util v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 48.08s
[INFO] running `Command { std: "docker" "inspect" "6aa8d48d873e500e2ed9b3f2e5a8053190be5834d3682d793b750004f05f04fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aa8d48d873e500e2ed9b3f2e5a8053190be5834d3682d793b750004f05f04fd", kill_on_drop: false }`
[INFO] [stdout] 6aa8d48d873e500e2ed9b3f2e5a8053190be5834d3682d793b750004f05f04fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 87c93e8d26962c7b89030b30a29f1c6db862d4ce2d8328060c30a6f921a87dad
[INFO] running `Command { std: "docker" "start" "-a" "87c93e8d26962c7b89030b30a29f1c6db862d4ce2d8328060c30a6f921a87dad", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/holochain_util-9d3d00ad2cc248f7)
[INFO] [stdout] test tokio_helper::test::block_on_works ... ok
[INFO] [stdout] test tokio_helper::test::block_on_allows_spawning ... ok
[INFO] [stdout] test tokio_helper::test::block_forever_on_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests holochain_util
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/ffs/mod.rs - ffs (line 13) ... ignored
[INFO] [stdout] test src/ffs/mod.rs - ffs (line 8) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "87c93e8d26962c7b89030b30a29f1c6db862d4ce2d8328060c30a6f921a87dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87c93e8d26962c7b89030b30a29f1c6db862d4ce2d8328060c30a6f921a87dad", kill_on_drop: false }`
[INFO] [stdout] 87c93e8d26962c7b89030b30a29f1c6db862d4ce2d8328060c30a6f921a87dad