[INFO] fetching crate dolores 0.1.10...
[INFO] checking dolores-0.1.10 against 1.55.0 for beta-1.56-3
[INFO] extracting crate dolores 0.1.10 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate dolores 0.1.10 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dolores 0.1.10
[INFO] finished tweaking crates.io crate dolores 0.1.10
[INFO] tweaked toml for crates.io crate dolores 0.1.10 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded leveldb v0.8.6
[INFO] [stderr]   Downloaded ffi-opaque v2.0.1
[INFO] [stderr]   Downloaded leveldb-sys v2.0.9
[INFO] [stderr]   Downloaded cattlerustler v0.2.2
[INFO] [stderr]   Downloaded recurdates v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fb2fdc44c67597248456cc50b5aad36f36d34583bcde5c174ad58f8d3ceef4c
[INFO] running `Command { std: "docker" "start" "-a" "7fb2fdc44c67597248456cc50b5aad36f36d34583bcde5c174ad58f8d3ceef4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fb2fdc44c67597248456cc50b5aad36f36d34583bcde5c174ad58f8d3ceef4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb2fdc44c67597248456cc50b5aad36f36d34583bcde5c174ad58f8d3ceef4c", kill_on_drop: false }`
[INFO] [stdout] 7fb2fdc44c67597248456cc50b5aad36f36d34583bcde5c174ad58f8d3ceef4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a4446ee0697be99957f77fc09bddf669968758cf7d3bf80b2db3455d26ed550
[INFO] running `Command { std: "docker" "start" "-a" "2a4446ee0697be99957f77fc09bddf669968758cf7d3bf80b2db3455d26ed550", 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] [stderr]     Checking ffi-opaque v2.0.1
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling cmake v0.1.46
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling leveldb-sys v2.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking bincode v0.9.2
[INFO] [stderr]     Checking recurdates v0.3.1
[INFO] [stderr]     Checking leveldb v0.8.6
[INFO] [stderr]     Checking cattlerustler v0.2.2
[INFO] [stderr]     Checking dolores v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]    --> src/main.rs:173:29
[INFO] [stdout]     |
[INFO] [stdout] 173 |     let dolores_path = env::home_dir().unwrap().join(".dolores");
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]  --> src/db.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let home = env::home_dir();
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]    --> src/main.rs:173:29
[INFO] [stdout]     |
[INFO] [stdout] 173 |     let dolores_path = env::home_dir().unwrap().join(".dolores");
[INFO] [stdout]     |                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]  --> src/db.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let home = env::home_dir();
[INFO] [stdout]   |                     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]   --> src/db.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             fs::create_dir_all(&path).is_ok();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Result::<T, E>::is_ok` that must be used
[INFO] [stdout]   --> src/db.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |             fs::create_dir_all(&path).is_ok();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.20s
[INFO] running `Command { std: "docker" "inspect" "2a4446ee0697be99957f77fc09bddf669968758cf7d3bf80b2db3455d26ed550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a4446ee0697be99957f77fc09bddf669968758cf7d3bf80b2db3455d26ed550", kill_on_drop: false }`
[INFO] [stdout] 2a4446ee0697be99957f77fc09bddf669968758cf7d3bf80b2db3455d26ed550
