[INFO] cloning repository https://github.com/JoeMShanahan/structure-replicate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JoeMShanahan/structure-replicate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoeMShanahan%2Fstructure-replicate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoeMShanahan%2Fstructure-replicate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1636009cf8694e5473f3bb9bbb2dee95c7ba4365
[INFO] testing JoeMShanahan/structure-replicate against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoeMShanahan%2Fstructure-replicate" "/workspace/builds/worker-58/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-58/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JoeMShanahan/structure-replicate on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JoeMShanahan/structure-replicate
[INFO] finished tweaking git repo https://github.com/JoeMShanahan/structure-replicate
[INFO] tweaked toml for git repo https://github.com/JoeMShanahan/structure-replicate written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] crate git repo https://github.com/JoeMShanahan/structure-replicate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 494079ffbcf1502f632ddec6fcce8126d85f686e1cc4aa03916f0bfe5438f0a7
[INFO] running `Command { std: "docker" "start" "-a" "494079ffbcf1502f632ddec6fcce8126d85f686e1cc4aa03916f0bfe5438f0a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "494079ffbcf1502f632ddec6fcce8126d85f686e1cc4aa03916f0bfe5438f0a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "494079ffbcf1502f632ddec6fcce8126d85f686e1cc4aa03916f0bfe5438f0a7", kill_on_drop: false }`
[INFO] [stdout] 494079ffbcf1502f632ddec6fcce8126d85f686e1cc4aa03916f0bfe5438f0a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a5cc2031929d712602a4079003bd29a7e5f38e24fdccb7297f6cbbb05f301a5
[INFO] running `Command { std: "docker" "start" "-a" "7a5cc2031929d712602a4079003bd29a7e5f38e24fdccb7297f6cbbb05f301a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling blake2 v0.8.1
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling structure-replicate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `hash`
[INFO] [stdout]  --> src/hash/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     hash: Blake2b,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "7a5cc2031929d712602a4079003bd29a7e5f38e24fdccb7297f6cbbb05f301a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a5cc2031929d712602a4079003bd29a7e5f38e24fdccb7297f6cbbb05f301a5", kill_on_drop: false }`
[INFO] [stdout] 7a5cc2031929d712602a4079003bd29a7e5f38e24fdccb7297f6cbbb05f301a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7230bc284a7b4f34f78e5ea4a4ca6746d97f4208ab3176b2c47dec562bc0d21
[INFO] running `Command { std: "docker" "start" "-a" "b7230bc284a7b4f34f78e5ea4a4ca6746d97f4208ab3176b2c47dec562bc0d21", kill_on_drop: false }`
[INFO] [stderr]    Compiling structure-replicate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `hash`
[INFO] [stdout]  --> src/hash/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     hash: Blake2b,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "b7230bc284a7b4f34f78e5ea4a4ca6746d97f4208ab3176b2c47dec562bc0d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7230bc284a7b4f34f78e5ea4a4ca6746d97f4208ab3176b2c47dec562bc0d21", kill_on_drop: false }`
[INFO] [stdout] b7230bc284a7b4f34f78e5ea4a4ca6746d97f4208ab3176b2c47dec562bc0d21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52280e6e72d43f86089dbb2c5b8bfec697ccaa6c629fb69ec51a984202f176cb
[INFO] running `Command { std: "docker" "start" "-a" "52280e6e72d43f86089dbb2c5b8bfec697ccaa6c629fb69ec51a984202f176cb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `hash`
[INFO] [stderr]  --> src/hash/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     hash: Blake2b,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `structure-replicate` (bin "structure-replicate" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 25.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/structure_replicate-2e9ab6d9de3cb797)
[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" "52280e6e72d43f86089dbb2c5b8bfec697ccaa6c629fb69ec51a984202f176cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52280e6e72d43f86089dbb2c5b8bfec697ccaa6c629fb69ec51a984202f176cb", kill_on_drop: false }`
[INFO] [stdout] 52280e6e72d43f86089dbb2c5b8bfec697ccaa6c629fb69ec51a984202f176cb