[INFO] cloning repository https://github.com/SamuelSchlesinger/rust-proto
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SamuelSchlesinger/rust-proto" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamuelSchlesinger%2Frust-proto", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamuelSchlesinger%2Frust-proto'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1039cb84e9c706dfdaf85bf0bd12dedff4757e8c
[INFO] testing SamuelSchlesinger/rust-proto against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamuelSchlesinger%2Frust-proto" "/workspace/builds/worker-52/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SamuelSchlesinger/rust-proto on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SamuelSchlesinger/rust-proto
[INFO] finished tweaking git repo https://github.com/SamuelSchlesinger/rust-proto
[INFO] tweaked toml for git repo https://github.com/SamuelSchlesinger/rust-proto written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate git repo https://github.com/SamuelSchlesinger/rust-proto already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ab7cb0d0576e175b499d313bf5fdafd9a5cec5018646ab471d2dc176bba68c6
[INFO] running `Command { std: "docker" "start" "-a" "4ab7cb0d0576e175b499d313bf5fdafd9a5cec5018646ab471d2dc176bba68c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ab7cb0d0576e175b499d313bf5fdafd9a5cec5018646ab471d2dc176bba68c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ab7cb0d0576e175b499d313bf5fdafd9a5cec5018646ab471d2dc176bba68c6", kill_on_drop: false }`
[INFO] [stdout] 4ab7cb0d0576e175b499d313bf5fdafd9a5cec5018646ab471d2dc176bba68c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c24dbe5725680eabbc1e4d5a82faf721239ae77ade3e490c2075ca90f1e6381
[INFO] running `Command { std: "docker" "start" "-a" "0c24dbe5725680eabbc1e4d5a82faf721239ae77ade3e490c2075ca90f1e6381", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling proto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `default`
[INFO] [stdout]   --> src/context.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn default() -> Result<Self, Error> {
[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 27.79s
[INFO] running `Command { std: "docker" "inspect" "0c24dbe5725680eabbc1e4d5a82faf721239ae77ade3e490c2075ca90f1e6381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c24dbe5725680eabbc1e4d5a82faf721239ae77ade3e490c2075ca90f1e6381", kill_on_drop: false }`
[INFO] [stdout] 0c24dbe5725680eabbc1e4d5a82faf721239ae77ade3e490c2075ca90f1e6381
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b73b19b47c1fcd4e102b146789ea7c947719de80d6af78f97bdd2cc14d6f667e
[INFO] running `Command { std: "docker" "start" "-a" "b73b19b47c1fcd4e102b146789ea7c947719de80d6af78f97bdd2cc14d6f667e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "b73b19b47c1fcd4e102b146789ea7c947719de80d6af78f97bdd2cc14d6f667e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b73b19b47c1fcd4e102b146789ea7c947719de80d6af78f97bdd2cc14d6f667e", kill_on_drop: false }`
[INFO] [stdout] b73b19b47c1fcd4e102b146789ea7c947719de80d6af78f97bdd2cc14d6f667e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 59d0e65e4c5321d3a7004b1dadca2440f9713ad35b1d3c05dc39cac47b93fed0
[INFO] running `Command { std: "docker" "start" "-a" "59d0e65e4c5321d3a7004b1dadca2440f9713ad35b1d3c05dc39cac47b93fed0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.64s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/proto-dab5f55a462db295)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test config::tests::default_is_known ... ok
[INFO] [stdout] test program::tests::entrypoint_does_not_error_on_default_config ... ok
[INFO] [stdout] test context::tests::new_context_has_a_sane_config ... ok
[INFO] [stdout] test config::tests::repository_contains_default_config_json ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "59d0e65e4c5321d3a7004b1dadca2440f9713ad35b1d3c05dc39cac47b93fed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59d0e65e4c5321d3a7004b1dadca2440f9713ad35b1d3c05dc39cac47b93fed0", kill_on_drop: false }`
[INFO] [stdout] 59d0e65e4c5321d3a7004b1dadca2440f9713ad35b1d3c05dc39cac47b93fed0