[INFO] fetching crate dinghy-lib 0.4.62...
[INFO] checking dinghy-lib-0.4.62 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate dinghy-lib 0.4.62 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate dinghy-lib 0.4.62 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] started tweaking crates.io crate dinghy-lib 0.4.62
[INFO] finished tweaking crates.io crate dinghy-lib 0.4.62
[INFO] tweaked toml for crates.io crate dinghy-lib 0.4.62 written to /workspace/builds/worker-14/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] 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] cca74cca33c61f4cd2c70f74213208110620071061b59bc10222f29fcaafad75
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cca74cca33c61f4cd2c70f74213208110620071061b59bc10222f29fcaafad75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cca74cca33c61f4cd2c70f74213208110620071061b59bc10222f29fcaafad75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cca74cca33c61f4cd2c70f74213208110620071061b59bc10222f29fcaafad75", kill_on_drop: false }`
[INFO] [stdout] cca74cca33c61f4cd2c70f74213208110620071061b59bc10222f29fcaafad75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a9189ded5c191505ab91dcd1453cda8d7f24e02cd605bf6cd8e6c77a178c8996
[INFO] running `Command { std: "docker" "start" "-a" "a9189ded5c191505ab91dcd1453cda8d7f24e02cd605bf6cd8e6c77a178c8996", kill_on_drop: false }`
[INFO] [stderr]    Compiling curl v0.4.39
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]    Compiling dinghy-lib v0.4.62 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking which v4.2.2
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]     Checking tar v0.4.37
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking shellexpand v2.1.0
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking im-rc v15.0.0
[INFO] [stderr]     Checking vte v0.10.1
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking dinghy-build v0.4.62
[INFO] [stderr]    Compiling openssl-sys v0.9.67
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling curl-sys v0.4.49+curl-7.79.1
[INFO] [stderr]    Compiling libgit2-sys v0.12.24+1.3.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.1
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking plist v1.2.1
[INFO] [stderr]    Compiling cargo v0.54.0
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking cargo-util v0.1.1
[INFO] [stderr]     Checking crates-io v0.33.0
[INFO] [stderr]     Checking git2 v0.13.23
[INFO] [stderr]     Checking git2-curl v0.14.1
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/project.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |             &fs::create_dir_all(&target)?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 174 |             let _ = &fs::create_dir_all(&target)?;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/project.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |             &fs::create_dir_all(&target)?;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 174 |             let _ = &fs::create_dir_all(&target)?;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "a9189ded5c191505ab91dcd1453cda8d7f24e02cd605bf6cd8e6c77a178c8996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9189ded5c191505ab91dcd1453cda8d7f24e02cd605bf6cd8e6c77a178c8996", kill_on_drop: false }`
[INFO] [stdout] a9189ded5c191505ab91dcd1453cda8d7f24e02cd605bf6cd8e6c77a178c8996
