[INFO] fetching crate githuber 0.3.0-alpha.1...
[INFO] checking githuber-0.3.0-alpha.1 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate githuber 0.3.0-alpha.1 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate githuber 0.3.0-alpha.1 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-108/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate githuber 0.3.0-alpha.1
[INFO] finished tweaking crates.io crate githuber 0.3.0-alpha.1
[INFO] tweaked toml for crates.io crate githuber 0.3.0-alpha.1 written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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" "+beta-2021-10-15" "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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3a3e58d3ef8bded97799b4b2b09bf725ee11f624d1a418388b2387cb1edee17
[INFO] running `Command { std: "docker" "start" "-a" "e3a3e58d3ef8bded97799b4b2b09bf725ee11f624d1a418388b2387cb1edee17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3a3e58d3ef8bded97799b4b2b09bf725ee11f624d1a418388b2387cb1edee17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3a3e58d3ef8bded97799b4b2b09bf725ee11f624d1a418388b2387cb1edee17", kill_on_drop: false }`
[INFO] [stdout] e3a3e58d3ef8bded97799b4b2b09bf725ee11f624d1a418388b2387cb1edee17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae0f4e24a794d89830012c796c9e98d213b03c0488ff773d1d0c42f0bc6a225e
[INFO] running `Command { std: "docker" "start" "-a" "ae0f4e24a794d89830012c796c9e98d213b03c0488ff773d1d0c42f0bc6a225e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]    Compiling curl v0.4.39
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling isahc v1.5.1
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking castaway v0.1.1
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.49+curl-7.79.1
[INFO] [stderr]     Checking openssl-sys v0.9.67
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking polling v2.1.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking sluice v0.5.5
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]     Checking derive_builder v0.10.2
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stderr]     Checking githuber v0.3.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.17s
[INFO] running `Command { std: "docker" "inspect" "ae0f4e24a794d89830012c796c9e98d213b03c0488ff773d1d0c42f0bc6a225e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae0f4e24a794d89830012c796c9e98d213b03c0488ff773d1d0c42f0bc6a225e", kill_on_drop: false }`
[INFO] [stdout] ae0f4e24a794d89830012c796c9e98d213b03c0488ff773d1d0c42f0bc6a225e
