[INFO] cloning repository https://github.com/go-numb/rust-structure
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/go-numb/rust-structure" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgo-numb%2Frust-structure", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgo-numb%2Frust-structure'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de997bae522bcfc31d5a5b2017779ffb10d29a4d
[INFO] testing go-numb/rust-structure against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgo-numb%2Frust-structure" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/go-numb/rust-structure 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 git repo https://github.com/go-numb/rust-structure
[INFO] finished tweaking git repo https://github.com/go-numb/rust-structure
[INFO] tweaked toml for git repo https://github.com/go-numb/rust-structure written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/go-numb/rust-structure 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 8f8d609f3cc49a042a52a098cf1897616e74c1ef0291626ff11dbc70e40960bc
[INFO] running `Command { std: "docker" "start" "-a" "8f8d609f3cc49a042a52a098cf1897616e74c1ef0291626ff11dbc70e40960bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f8d609f3cc49a042a52a098cf1897616e74c1ef0291626ff11dbc70e40960bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f8d609f3cc49a042a52a098cf1897616e74c1ef0291626ff11dbc70e40960bc", kill_on_drop: false }`
[INFO] [stdout] 8f8d609f3cc49a042a52a098cf1897616e74c1ef0291626ff11dbc70e40960bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] a4d64fe732b96e922da3b46adf68978a00c1804a1ce744708a8ac682d4e5bebf
[INFO] running `Command { std: "docker" "start" "-a" "a4d64fe732b96e922da3b46adf68978a00c1804a1ce744708a8ac682d4e5bebf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-structure v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.27s
[INFO] running `Command { std: "docker" "inspect" "a4d64fe732b96e922da3b46adf68978a00c1804a1ce744708a8ac682d4e5bebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d64fe732b96e922da3b46adf68978a00c1804a1ce744708a8ac682d4e5bebf", kill_on_drop: false }`
[INFO] [stdout] a4d64fe732b96e922da3b46adf68978a00c1804a1ce744708a8ac682d4e5bebf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 59012e774398bf3af9ea35365d4b2fcbc0244efa0232ab84b83a8441e4682acd
[INFO] running `Command { std: "docker" "start" "-a" "59012e774398bf3af9ea35365d4b2fcbc0244efa0232ab84b83a8441e4682acd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-structure v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "59012e774398bf3af9ea35365d4b2fcbc0244efa0232ab84b83a8441e4682acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59012e774398bf3af9ea35365d4b2fcbc0244efa0232ab84b83a8441e4682acd", kill_on_drop: false }`
[INFO] [stdout] 59012e774398bf3af9ea35365d4b2fcbc0244efa0232ab84b83a8441e4682acd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 613750aab0676f9173a408ccdeecc835ff0125523ce796b8a8f2a214cd02e750
[INFO] running `Command { std: "docker" "start" "-a" "613750aab0676f9173a408ccdeecc835ff0125523ce796b8a8f2a214cd02e750", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_structure-6fe561c4c9e037af)
[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" "613750aab0676f9173a408ccdeecc835ff0125523ce796b8a8f2a214cd02e750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "613750aab0676f9173a408ccdeecc835ff0125523ce796b8a8f2a214cd02e750", kill_on_drop: false }`
[INFO] [stdout] 613750aab0676f9173a408ccdeecc835ff0125523ce796b8a8f2a214cd02e750