[INFO] updating cached repository vishusandy/passgen [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/vishusandy/passgen [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/vishusandy/passgen" "work/ex/beta-1.37-6/sources/1.36.0/gh/vishusandy/passgen"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/vishusandy/passgen'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/vishusandy/passgen" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/vishusandy/passgen"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/vishusandy/passgen'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 767b9c1246d1b416dc735b42cd4a7a5b68039919 [INFO] sha for GitHub repo vishusandy/passgen: 767b9c1246d1b416dc735b42cd4a7a5b68039919 [INFO] validating manifest of vishusandy/passgen on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of vishusandy/passgen on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing vishusandy/passgen [INFO] finished frobbing vishusandy/passgen [INFO] frobbed toml for vishusandy/passgen written to work/ex/beta-1.37-6/sources/1.36.0/gh/vishusandy/passgen/Cargo.toml [INFO] started frobbing vishusandy/passgen [INFO] finished frobbing vishusandy/passgen [INFO] frobbed toml for vishusandy/passgen written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/vishusandy/passgen/Cargo.toml [INFO] crate vishusandy/passgen already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing vishusandy/passgen against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/vishusandy/passgen:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] 5d0c09115fd5cf99dfc5364b1655081ed93348f5b9b29df244114b710f6a90a9 [INFO] running `"docker" "start" "-a" "5d0c09115fd5cf99dfc5364b1655081ed93348f5b9b29df244114b710f6a90a9"` [INFO] [stderr] Compiling argparse v0.2.1 [INFO] [stderr] Compiling num-bigint v0.1.40 [INFO] [stderr] Compiling num-rational v0.1.39 [INFO] [stderr] Compiling num v0.1.40 [INFO] [stderr] Compiling passgen v0.7.5 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Zero` [INFO] [stderr] --> src/dict_helpers.rs:7:16 [INFO] [stderr] | [INFO] [stderr] 7 | use num::{Num, Zero, One}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Add` [INFO] [stderr] --> src/dict_helpers.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::ops::Add; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `One` [INFO] [stderr] --> src/dict_helpers.rs:7:22 [INFO] [stderr] | [INFO] [stderr] 7 | use num::{Num, Zero, One}; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ns` [INFO] [stderr] --> src/passwords.rs:208:13 [INFO] [stderr] | [INFO] [stderr] 208 | let mut ns: [usize; 50] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49]; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_ns` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/passwords.rs:208:9 [INFO] [stderr] | [INFO] [stderr] 208 | let mut ns: [usize; 50] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49]; [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: function is never used: `find_plurals` [INFO] [stderr] --> src/dict_helpers.rs:254:1 [INFO] [stderr] | [INFO] [stderr] 254 | pub fn find_plurals(savefile: &str) -> Vec<&'static str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/dict_helpers.rs:272:9 [INFO] [stderr] | [INFO] [stderr] 272 | f.write(plurals[i].as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/dict_helpers.rs:274:9 [INFO] [stderr] | [INFO] [stderr] 274 | f.write(b"\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.81s [INFO] running `"docker" "inspect" "5d0c09115fd5cf99dfc5364b1655081ed93348f5b9b29df244114b710f6a90a9"` [INFO] running `"docker" "rm" "-f" "5d0c09115fd5cf99dfc5364b1655081ed93348f5b9b29df244114b710f6a90a9"` [INFO] [stdout] 5d0c09115fd5cf99dfc5364b1655081ed93348f5b9b29df244114b710f6a90a9 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/vishusandy/passgen:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 7ca1db32fb05294c6c022fca307ae04c9f7ccd84133b44f364dccc1714d0268a [INFO] running `"docker" "start" "-a" "7ca1db32fb05294c6c022fca307ae04c9f7ccd84133b44f364dccc1714d0268a"` [INFO] [stderr] Compiling passgen v0.7.5 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Zero` [INFO] [stderr] --> src/dict_helpers.rs:7:16 [INFO] [stderr] | [INFO] [stderr] 7 | use num::{Num, Zero, One}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Add` [INFO] [stderr] --> src/dict_helpers.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::ops::Add; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `One` [INFO] [stderr] --> src/dict_helpers.rs:7:22 [INFO] [stderr] | [INFO] [stderr] 7 | use num::{Num, Zero, One}; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ns` [INFO] [stderr] --> src/passwords.rs:208:13 [INFO] [stderr] | [INFO] [stderr] 208 | let mut ns: [usize; 50] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49]; [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_ns` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/passwords.rs:208:9 [INFO] [stderr] | [INFO] [stderr] 208 | let mut ns: [usize; 50] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49]; [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: function is never used: `find_plurals` [INFO] [stderr] --> src/dict_helpers.rs:254:1 [INFO] [stderr] | [INFO] [stderr] 254 | pub fn find_plurals(savefile: &str) -> Vec<&'static str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/dict_helpers.rs:272:9 [INFO] [stderr] | [INFO] [stderr] 272 | f.write(plurals[i].as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/dict_helpers.rs:274:9 [INFO] [stderr] | [INFO] [stderr] 274 | f.write(b"\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.04s [INFO] running `"docker" "inspect" "7ca1db32fb05294c6c022fca307ae04c9f7ccd84133b44f364dccc1714d0268a"` [INFO] running `"docker" "rm" "-f" "7ca1db32fb05294c6c022fca307ae04c9f7ccd84133b44f364dccc1714d0268a"` [INFO] [stdout] 7ca1db32fb05294c6c022fca307ae04c9f7ccd84133b44f364dccc1714d0268a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/vishusandy/passgen:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] f457d985581bbd2642eedadde23fc357271335724e1d5dbcce9db10f76a61019 [INFO] running `"docker" "start" "-a" "f457d985581bbd2642eedadde23fc357271335724e1d5dbcce9db10f76a61019"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/passgen-1de52eb0ef2456fa [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "f457d985581bbd2642eedadde23fc357271335724e1d5dbcce9db10f76a61019"` [INFO] running `"docker" "rm" "-f" "f457d985581bbd2642eedadde23fc357271335724e1d5dbcce9db10f76a61019"` [INFO] [stdout] f457d985581bbd2642eedadde23fc357271335724e1d5dbcce9db10f76a61019