[INFO] fetching crate blockbuffers 0.1.0...
[INFO] checking blockbuffers-0.1.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate blockbuffers 0.1.0 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate blockbuffers 0.1.0 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] removed /workspace/builds/worker-94/source/rust-toolchain
[INFO] started tweaking crates.io crate blockbuffers 0.1.0
[INFO] finished tweaking crates.io crate blockbuffers 0.1.0
[INFO] tweaked toml for crates.io crate blockbuffers 0.1.0 written to /workspace/builds/worker-94/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] warning: only one of `license` or `license-file` is necessary
[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 flatbuffers v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 448965945bece124c5908b72ff45e5002cf6ed630459e1b7555ce11dc1004865
[INFO] running `Command { std: "docker" "start" "-a" "448965945bece124c5908b72ff45e5002cf6ed630459e1b7555ce11dc1004865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "448965945bece124c5908b72ff45e5002cf6ed630459e1b7555ce11dc1004865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "448965945bece124c5908b72ff45e5002cf6ed630459e1b7555ce11dc1004865", kill_on_drop: false }`
[INFO] [stdout] 448965945bece124c5908b72ff45e5002cf6ed630459e1b7555ce11dc1004865
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 5e82d5b0685b7e8e51a5a4e40d02f2bf187e9e8294693c06ace15b7bc6565d21
[INFO] running `Command { std: "docker" "start" "-a" "5e82d5b0685b7e8e51a5a4e40d02f2bf187e9e8294693c06ace15b7bc6565d21", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking blockbuffers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/le.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::mem::uninitialized;
[INFO] [stdout]   |               ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/le.rs:23:36
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut x: Self = unsafe { uninitialized() };
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking flatbuffers v0.5.0
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/le.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::mem::uninitialized;
[INFO] [stdout]   |               ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/le.rs:23:36
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut x: Self = unsafe { uninitialized() };
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "5e82d5b0685b7e8e51a5a4e40d02f2bf187e9e8294693c06ace15b7bc6565d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e82d5b0685b7e8e51a5a4e40d02f2bf187e9e8294693c06ace15b7bc6565d21", kill_on_drop: false }`
[INFO] [stdout] 5e82d5b0685b7e8e51a5a4e40d02f2bf187e9e8294693c06ace15b7bc6565d21
