[INFO] updating cached repository h3nnn4n/rusty-rsa
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/h3nnn4n/rusty-rsa
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/h3nnn4n/rusty-rsa" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/h3nnn4n/rusty-rsa"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/h3nnn4n/rusty-rsa'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/h3nnn4n/rusty-rsa" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/h3nnn4n/rusty-rsa"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/h3nnn4n/rusty-rsa'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ebb9b3c99665836799075a4fe484b8d3fd80960d
[INFO] sha for GitHub repo h3nnn4n/rusty-rsa: ebb9b3c99665836799075a4fe484b8d3fd80960d
[INFO] validating manifest of h3nnn4n/rusty-rsa on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of h3nnn4n/rusty-rsa on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing h3nnn4n/rusty-rsa
[INFO] finished frobbing h3nnn4n/rusty-rsa
[INFO] frobbed toml for h3nnn4n/rusty-rsa written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/h3nnn4n/rusty-rsa/Cargo.toml
[INFO] started frobbing h3nnn4n/rusty-rsa
[INFO] finished frobbing h3nnn4n/rusty-rsa
[INFO] frobbed toml for h3nnn4n/rusty-rsa written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/h3nnn4n/rusty-rsa/Cargo.toml
[INFO] crate h3nnn4n/rusty-rsa already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking h3nnn4n/rusty-rsa against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-7/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/h3nnn4n/rusty-rsa:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bb2734e6d01f2b0c1d2025f091046b457b888c31f270d4e57deecc751c2372ff
[INFO] running `"docker" "start" "-a" "bb2734e6d01f2b0c1d2025f091046b457b888c31f270d4e57deecc751c2372ff"`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.1.5
[INFO] [stderr]    Compiling rug v1.1.0
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking rsa_lixo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `self::gmp_mpfr_sys::gmp`
[INFO] [stderr]  --> src/big_lenstra.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use self::gmp_mpfr_sys::gmp;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Rng`, `thread_rng`
[INFO] [stderr]  --> src/big_lenstra.rs:7:18
[INFO] [stderr]   |
[INFO] [stderr] 7 | use self::rand::{thread_rng, Rng};
[INFO] [stderr]   |                  ^^^^^^^^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::rug::rand::RandState`
[INFO] [stderr]  --> src/big_lenstra.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use self::rug::rand::RandState;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]   --> src/big_lenstra.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::collections::HashMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::gmp_mpfr_sys::gmp`
[INFO] [stderr]  --> src/big_lenstra.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use self::gmp_mpfr_sys::gmp;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Rng`, `thread_rng`
[INFO] [stderr]  --> src/big_lenstra.rs:7:18
[INFO] [stderr]   |
[INFO] [stderr] 7 | use self::rand::{thread_rng, Rng};
[INFO] [stderr]   |                  ^^^^^^^^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self::rug::rand::RandState`
[INFO] [stderr]  --> src/big_lenstra.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use self::rug::rand::RandState;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]   --> src/big_lenstra.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::collections::HashMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]    --> src/big_lenstra.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |     let mut rng = rand::thread_rng();
[INFO] [stderr]     |             ^^^ help: consider prefixing with an underscore: `_rng`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `pp` is never read
[INFO] [stderr]    --> src/big_lenstra.rs:126:13
[INFO] [stderr]     |
[INFO] [stderr] 126 |     let mut pp = Integer::from(2);
[INFO] [stderr]     |             ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/big_lenstra.rs:102:9
[INFO] [stderr]     |
[INFO] [stderr] 102 |     let mut rng = rand::thread_rng();
[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/rsa.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let mut bytes_wrote;
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]    --> src/big_lenstra.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |     let mut rng = rand::thread_rng();
[INFO] [stderr]     |             ^^^ help: consider prefixing with an underscore: `_rng`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `pp` is never read
[INFO] [stderr]    --> src/big_lenstra.rs:126:13
[INFO] [stderr]     |
[INFO] [stderr] 126 |     let mut pp = Integer::from(2);
[INFO] [stderr]     |             ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `inverse`
[INFO] [stderr]   --> src/tests.rs:35:24
[INFO] [stderr]    |
[INFO] [stderr] 35 |                     Ok(inverse) => true,
[INFO] [stderr]    |                        ^^^^^^^ help: consider prefixing with an underscore: `_inverse`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/big_lenstra.rs:102:9
[INFO] [stderr]     |
[INFO] [stderr] 102 |     let mut rng = rand::thread_rng();
[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/rsa.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let mut bytes_wrote;
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/tests.rs:32:21
[INFO] [stderr]    |
[INFO] [stderr] 32 |                 let mut n = Integer::from(p);
[INFO] [stderr]    |                     ----^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 51s
[INFO] running `"docker" "inspect" "bb2734e6d01f2b0c1d2025f091046b457b888c31f270d4e57deecc751c2372ff"`
[INFO] running `"docker" "rm" "-f" "bb2734e6d01f2b0c1d2025f091046b457b888c31f270d4e57deecc751c2372ff"`
[INFO] [stdout] bb2734e6d01f2b0c1d2025f091046b457b888c31f270d4e57deecc751c2372ff