[INFO] fetching crate netherrack 0.0.1...
[INFO] checking netherrack-0.0.1 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate netherrack 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate netherrack 0.0.1 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate netherrack 0.0.1
[INFO] finished tweaking crates.io crate netherrack 0.0.1
[INFO] tweaked toml for crates.io crate netherrack 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc6888ecf719a432f03ff15a7622d8881934935f5ae9ba6c52a776cc8d3db625
[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" "dc6888ecf719a432f03ff15a7622d8881934935f5ae9ba6c52a776cc8d3db625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc6888ecf719a432f03ff15a7622d8881934935f5ae9ba6c52a776cc8d3db625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc6888ecf719a432f03ff15a7622d8881934935f5ae9ba6c52a776cc8d3db625", kill_on_drop: false }`
[INFO] [stdout] dc6888ecf719a432f03ff15a7622d8881934935f5ae9ba6c52a776cc8d3db625
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 646f34e23dc2d8247925dc543b388c366326a8fe46b04be3e2b6bdff12a7be83
[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" "646f34e23dc2d8247925dc543b388c366326a8fe46b04be3e2b6bdff12a7be83", kill_on_drop: false }`
[INFO] [stderr]     Checking bit_utils v0.1.1
[INFO] [stderr]     Checking integral_square_root v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking varint v0.2.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking uuid v0.1.18
[INFO] [stderr]     Checking chrono v0.2.25
[INFO] [stderr]     Checking netherrack v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:17:37
[INFO] [stdout]    |
[INFO] [stdout] 17 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:46:37
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:70:37
[INFO] [stdout]    |
[INFO] [stdout] 70 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:96:37
[INFO] [stdout]    |
[INFO] [stdout] 96 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:96:21
[INFO] [stdout]    |
[INFO] [stdout] 96 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/io/network/packet/outgoing/status.rs:121:37
[INFO] [stdout]     |
[INFO] [stdout] 121 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/io/network/packet/outgoing/status.rs:121:21
[INFO] [stdout]     |
[INFO] [stdout] 121 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/io/network/packet/outgoing/status.rs:146:37
[INFO] [stdout]     |
[INFO] [stdout] 146 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/io/network/packet/outgoing/status.rs:146:21
[INFO] [stdout]     |
[INFO] [stdout] 146 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> src/lib.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         std::thread::sleep_ms(20);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]    --> src/io/network/game_connection.rs:118:25
[INFO] [stdout]     |
[INFO] [stdout] 118 |                         ::std::thread::sleep_ms(2);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:17:37
[INFO] [stdout]    |
[INFO] [stdout] 17 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:46:37
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:70:37
[INFO] [stdout]    |
[INFO] [stdout] 70 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:96:37
[INFO] [stdout]    |
[INFO] [stdout] 96 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/io/network/packet/outgoing/status.rs:96:21
[INFO] [stdout]    |
[INFO] [stdout] 96 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/io/network/packet/outgoing/status.rs:121:37
[INFO] [stdout]     |
[INFO] [stdout] 121 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/io/network/packet/outgoing/status.rs:121:21
[INFO] [stdout]     |
[INFO] [stdout] 121 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/io/network/packet/outgoing/status.rs:146:37
[INFO] [stdout]     |
[INFO] [stdout] 146 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/io/network/packet/outgoing/status.rs:146:21
[INFO] [stdout]     |
[INFO] [stdout] 146 |     #[derive(Debug, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> src/lib.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         std::thread::sleep_ms(20);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]    --> src/io/network/game_connection.rs:118:25
[INFO] [stdout]     |
[INFO] [stdout] 118 |                         ::std::thread::sleep_ms(2);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.60s
[INFO] running `Command { std: "docker" "inspect" "646f34e23dc2d8247925dc543b388c366326a8fe46b04be3e2b6bdff12a7be83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "646f34e23dc2d8247925dc543b388c366326a8fe46b04be3e2b6bdff12a7be83", kill_on_drop: false }`
[INFO] [stdout] 646f34e23dc2d8247925dc543b388c366326a8fe46b04be3e2b6bdff12a7be83