[INFO] fetching crate fab 0.1.1...
[INFO] checking fab-0.1.1 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate fab 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fab 0.1.1 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] started tweaking crates.io crate fab 0.1.1
[INFO] finished tweaking crates.io crate fab 0.1.1
[INFO] tweaked toml for crates.io crate fab 0.1.1 written to /workspace/builds/worker-8/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] fef1835693e4ebadb57291e050c916378f1435aa38f00559cdcf68d8e956075a
[INFO] running `Command { std: "docker" "start" "-a" "fef1835693e4ebadb57291e050c916378f1435aa38f00559cdcf68d8e956075a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fef1835693e4ebadb57291e050c916378f1435aa38f00559cdcf68d8e956075a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fef1835693e4ebadb57291e050c916378f1435aa38f00559cdcf68d8e956075a", kill_on_drop: false }`
[INFO] [stdout] fef1835693e4ebadb57291e050c916378f1435aa38f00559cdcf68d8e956075a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] e21d362d1612db2bd3da33752d8eab7e4b120fb4038ec75b20a0d73cf26d38dd
[INFO] running `Command { std: "docker" "start" "-a" "e21d362d1612db2bd3da33752d8eab7e4b120fb4038ec75b20a0d73cf26d38dd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking fab v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:37:119
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut file = File::open(file).unwrap_or_else(|err| panic!("Could not open {:?}: {} (caused by {:?})", file, err.description(), err....
[INFO] [stdout]    |                                                                                                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/main.rs:37:138
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...t open {:?}: {} (caused by {:?})", file, err.description(), err.cause()));
[INFO] [stdout]    |                                                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:37:119
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut file = File::open(file).unwrap_or_else(|err| panic!("Could not open {:?}: {} (caused by {:?})", file, err.description(), err....
[INFO] [stdout]    |                                                                                                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/main.rs:37:138
[INFO] [stdout]    |
[INFO] [stdout] 37 | ...t open {:?}: {} (caused by {:?})", file, err.description(), err.cause()));
[INFO] [stdout]    |                                                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.65s
[INFO] running `Command { std: "docker" "inspect" "e21d362d1612db2bd3da33752d8eab7e4b120fb4038ec75b20a0d73cf26d38dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e21d362d1612db2bd3da33752d8eab7e4b120fb4038ec75b20a0d73cf26d38dd", kill_on_drop: false }`
[INFO] [stdout] e21d362d1612db2bd3da33752d8eab7e4b120fb4038ec75b20a0d73cf26d38dd
