[INFO] cloning repository Ironlenny/rupart [INFO] running `"git" "clone" "--bare" "git://github.com/Ironlenny/rupart.git" "work/cache/sources/gh/Ironlenny/rupart"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Ironlenny/rupart'... [INFO] running `"git" "clone" "work/cache/sources/gh/Ironlenny/rupart" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Ironlenny/rupart"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Ironlenny/rupart'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Ironlenny/rupart" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Ironlenny/rupart"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Ironlenny/rupart'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c38cba3b539456a27140f1d3eeeba4b62e9ab71f [INFO] sha for GitHub repo Ironlenny/rupart: c38cba3b539456a27140f1d3eeeba4b62e9ab71f [INFO] validating manifest of Ironlenny/rupart on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Ironlenny/rupart on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Ironlenny/rupart [INFO] finished frobbing Ironlenny/rupart [INFO] frobbed toml for Ironlenny/rupart written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Ironlenny/rupart/Cargo.toml [INFO] started frobbing Ironlenny/rupart [INFO] finished frobbing Ironlenny/rupart [INFO] frobbed toml for Ironlenny/rupart written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Ironlenny/rupart/Cargo.toml [INFO] crate Ironlenny/rupart already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating git repository `https://github.com/Ironlenny/typename` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro-hack v0.5.6 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] checking Ironlenny/rupart against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008 [INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Ironlenny/rupart:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] b5ef50b13b6a62ee128b74e0dfc72a28b97452c12fc026e82dc3eb77dfb70b2a [INFO] running `"docker" "start" "-a" "b5ef50b13b6a62ee128b74e0dfc72a28b97452c12fc026e82dc3eb77dfb70b2a"` [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking md-5 v0.8.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling typename_derive v0.1.3 (https://github.com/Ironlenny/typename#26c0c8f5) [INFO] [stderr] Compiling structopt-derive v0.2.15 [INFO] [stderr] Compiling proc-macro-hack v0.5.6 [INFO] [stderr] Checking typename v0.1.1 (https://github.com/Ironlenny/typename#26c0c8f5) [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling hex-literal-impl v0.2.0 [INFO] [stderr] Checking structopt v0.2.15 [INFO] [stderr] Checking hex-literal v0.2.0 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking exitfailure v0.5.1 [INFO] [stderr] Checking rupart v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `failure::ResultExt` [INFO] [stderr] --> src/lib.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use failure::ResultExt; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::Ordering` [INFO] [stderr] --> src/lib.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::cmp::Ordering; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `BinaryHeap` [INFO] [stderr] --> src/lib.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | use std::collections::{BinaryHeap, HashMap}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx_writes` [INFO] [stderr] --> src/lib.rs:50:14 [INFO] [stderr] | [INFO] [stderr] 50 | let (tx_writes, rx_writes): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_tx_writes` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx_input` [INFO] [stderr] --> src/lib.rs:51:14 [INFO] [stderr] | [INFO] [stderr] 51 | let (tx_input, rx_input): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_tx_input` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx_input` [INFO] [stderr] --> src/lib.rs:51:24 [INFO] [stderr] | [INFO] [stderr] 51 | let (tx_input, rx_input): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_rx_input` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx_body` [INFO] [stderr] --> src/lib.rs:52:14 [INFO] [stderr] | [INFO] [stderr] 52 | let (tx_body, rx_body): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_tx_body` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx_body` [INFO] [stderr] --> src/lib.rs:52:23 [INFO] [stderr] | [INFO] [stderr] 52 | let (tx_body, rx_body): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_rx_body` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx_file_descript` [INFO] [stderr] --> src/lib.rs:53:14 [INFO] [stderr] | [INFO] [stderr] 53 | let (tx_file_descript, rx_file_descript): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_tx_file_descript` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx_file_descript` [INFO] [stderr] --> src/lib.rs:53:32 [INFO] [stderr] | [INFO] [stderr] 53 | let (tx_file_descript, rx_file_descript): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_rx_file_descript` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx_recovery` [INFO] [stderr] --> src/lib.rs:54:14 [INFO] [stderr] | [INFO] [stderr] 54 | let (tx_recovery, rx_recovery): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_tx_recovery` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx_recovery` [INFO] [stderr] --> src/lib.rs:54:27 [INFO] [stderr] | [INFO] [stderr] 54 | let (tx_recovery, rx_recovery): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_rx_recovery` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `files` [INFO] [stderr] --> src/lib.rs:46:9 [INFO] [stderr] | [INFO] [stderr] 46 | files: Vec, [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_files` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `block_size` [INFO] [stderr] --> src/lib.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | block_size: usize, [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_block_size` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parity` [INFO] [stderr] --> src/lib.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | parity: usize, [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_parity` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:322:13 [INFO] [stderr] | [INFO] [stderr] 322 | let mut result; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `failure::ResultExt` [INFO] [stderr] --> src/lib.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use failure::ResultExt; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::Ordering` [INFO] [stderr] --> src/lib.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::cmp::Ordering; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `BinaryHeap` [INFO] [stderr] --> src/lib.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | use std::collections::{BinaryHeap, HashMap}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `typename::TypeName` [INFO] [stderr] --> src/lib.rs:720:9 [INFO] [stderr] | [INFO] [stderr] 720 | use typename::TypeName; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx_writes` [INFO] [stderr] --> src/lib.rs:50:14 [INFO] [stderr] | [INFO] [stderr] 50 | let (tx_writes, rx_writes): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_tx_writes` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx_input` [INFO] [stderr] --> src/lib.rs:51:14 [INFO] [stderr] | [INFO] [stderr] 51 | let (tx_input, rx_input): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_tx_input` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx_input` [INFO] [stderr] --> src/lib.rs:51:24 [INFO] [stderr] | [INFO] [stderr] 51 | let (tx_input, rx_input): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^^ help: consider prefixing with an underscore: `_rx_input` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx_body` [INFO] [stderr] --> src/lib.rs:52:14 [INFO] [stderr] | [INFO] [stderr] 52 | let (tx_body, rx_body): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_tx_body` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx_body` [INFO] [stderr] --> src/lib.rs:52:23 [INFO] [stderr] | [INFO] [stderr] 52 | let (tx_body, rx_body): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_rx_body` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx_file_descript` [INFO] [stderr] --> src/lib.rs:53:14 [INFO] [stderr] | [INFO] [stderr] 53 | let (tx_file_descript, rx_file_descript): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_tx_file_descript` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx_file_descript` [INFO] [stderr] --> src/lib.rs:53:32 [INFO] [stderr] | [INFO] [stderr] 53 | let (tx_file_descript, rx_file_descript): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_rx_file_descript` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx_recovery` [INFO] [stderr] --> src/lib.rs:54:14 [INFO] [stderr] | [INFO] [stderr] 54 | let (tx_recovery, rx_recovery): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_tx_recovery` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx_recovery` [INFO] [stderr] --> src/lib.rs:54:27 [INFO] [stderr] | [INFO] [stderr] 54 | let (tx_recovery, rx_recovery): (Sender, Receiver) = channel(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_rx_recovery` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `files` [INFO] [stderr] --> src/lib.rs:46:9 [INFO] [stderr] | [INFO] [stderr] 46 | files: Vec, [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_files` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `block_size` [INFO] [stderr] --> src/lib.rs:47:9 [INFO] [stderr] | [INFO] [stderr] 47 | block_size: usize, [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_block_size` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parity` [INFO] [stderr] --> src/lib.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | parity: usize, [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_parity` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `block_size` [INFO] [stderr] --> src/lib.rs:890:13 [INFO] [stderr] | [INFO] [stderr] 890 | let block_size = 65536; [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_block_size` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `num_blocks` [INFO] [stderr] --> src/lib.rs:891:13 [INFO] [stderr] | [INFO] [stderr] 891 | let num_blocks = 16; [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_num_blocks` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/lib.rs:892:13 [INFO] [stderr] | [INFO] [stderr] 892 | let path = PathBuf::from(&PATH); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_path` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:322:13 [INFO] [stderr] | [INFO] [stderr] 322 | let mut result; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:850:13 [INFO] [stderr] | [INFO] [stderr] 850 | let mut file_ids = pipeline.file_ids.write().unwrap(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.36s [INFO] running `"docker" "inspect" "b5ef50b13b6a62ee128b74e0dfc72a28b97452c12fc026e82dc3eb77dfb70b2a"` [INFO] running `"docker" "rm" "-f" "b5ef50b13b6a62ee128b74e0dfc72a28b97452c12fc026e82dc3eb77dfb70b2a"` [INFO] [stdout] b5ef50b13b6a62ee128b74e0dfc72a28b97452c12fc026e82dc3eb77dfb70b2a