[INFO] fetching crate vanguard 0.0.1...
[INFO] testing vanguard-0.0.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate vanguard 0.0.1 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate vanguard 0.0.1 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 vanguard 0.0.1
[INFO] finished tweaking crates.io crate vanguard 0.0.1
[INFO] tweaked toml for crates.io crate vanguard 0.0.1 written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate crates.io crate vanguard 0.0.1 already has a lockfile, it will not be regenerated
[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-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] da33292137d9dbc9f258c8ac317f4eec3dd1dc7f91d9040cf665610e6ea00658
[INFO] running `Command { std: "docker" "start" "-a" "da33292137d9dbc9f258c8ac317f4eec3dd1dc7f91d9040cf665610e6ea00658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da33292137d9dbc9f258c8ac317f4eec3dd1dc7f91d9040cf665610e6ea00658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da33292137d9dbc9f258c8ac317f4eec3dd1dc7f91d9040cf665610e6ea00658", kill_on_drop: false }`
[INFO] [stdout] da33292137d9dbc9f258c8ac317f4eec3dd1dc7f91d9040cf665610e6ea00658
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] df54d1f175f205b65138491191aaa9e73cbd42baeee695699bf463b24606fe88
[INFO] running `Command { std: "docker" "start" "-a" "df54d1f175f205b65138491191aaa9e73cbd42baeee695699bf463b24606fe88", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling vanguard v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.83s
[INFO] running `Command { std: "docker" "inspect" "df54d1f175f205b65138491191aaa9e73cbd42baeee695699bf463b24606fe88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df54d1f175f205b65138491191aaa9e73cbd42baeee695699bf463b24606fe88", kill_on_drop: false }`
[INFO] [stdout] df54d1f175f205b65138491191aaa9e73cbd42baeee695699bf463b24606fe88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] ce564dba5b9237217a3bb698aaeea50d92bedf3fbbf177808e63330de81b3a3f
[INFO] running `Command { std: "docker" "start" "-a" "ce564dba5b9237217a3bb698aaeea50d92bedf3fbbf177808e63330de81b3a3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling vanguard v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "ce564dba5b9237217a3bb698aaeea50d92bedf3fbbf177808e63330de81b3a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce564dba5b9237217a3bb698aaeea50d92bedf3fbbf177808e63330de81b3a3f", kill_on_drop: false }`
[INFO] [stdout] ce564dba5b9237217a3bb698aaeea50d92bedf3fbbf177808e63330de81b3a3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] b030e899d089125664500240ffa1243fa8b99300d6e53634fe93c0cc49ad21b6
[INFO] running `Command { std: "docker" "start" "-a" "b030e899d089125664500240ffa1243fa8b99300d6e53634fe93c0cc49ad21b6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vanguard-1942b6e494d358bc)
[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" "b030e899d089125664500240ffa1243fa8b99300d6e53634fe93c0cc49ad21b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b030e899d089125664500240ffa1243fa8b99300d6e53634fe93c0cc49ad21b6", kill_on_drop: false }`
[INFO] [stdout] b030e899d089125664500240ffa1243fa8b99300d6e53634fe93c0cc49ad21b6