[INFO] cloning repository ilsko/femto [INFO] running `"git" "clone" "--bare" "git://github.com/ilsko/femto.git" "work/cache/sources/gh/ilsko/femto"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/ilsko/femto'... [INFO] running `"git" "clone" "work/cache/sources/gh/ilsko/femto" "work/ex/beta-1.37-6/sources/1.36.0/gh/ilsko/femto"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ilsko/femto'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/ilsko/femto" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ilsko/femto"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ilsko/femto'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7c08ece02c4273a6002d5f92b49233d8661e64df [INFO] sha for GitHub repo ilsko/femto: 7c08ece02c4273a6002d5f92b49233d8661e64df [INFO] validating manifest of ilsko/femto 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 ilsko/femto 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 ilsko/femto [INFO] finished frobbing ilsko/femto [INFO] frobbed toml for ilsko/femto written to work/ex/beta-1.37-6/sources/1.36.0/gh/ilsko/femto/Cargo.toml [INFO] started frobbing ilsko/femto [INFO] finished frobbing ilsko/femto [INFO] frobbed toml for ilsko/femto written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ilsko/femto/Cargo.toml [INFO] crate ilsko/femto 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 ilsko/femto against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ilsko/femto:/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 680dbbfe8794ff39234d2c4116d64fd86004de8bf94b5d29bc9550f785709de7 [INFO] running `"docker" "start" "-a" "680dbbfe8794ff39234d2c4116d64fd86004de8bf94b5d29bc9550f785709de7"` [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling numtoa v0.1.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling termion v1.5.2 [INFO] [stderr] Compiling structopt-derive v0.2.16 [INFO] [stderr] Compiling structopt v0.2.16 [INFO] [stderr] Compiling femto v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/text_buffer.rs:11:16 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(path: Option) -> Self { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_path` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `file` [INFO] [stderr] --> src/text_buffer.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | file: File, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `data` [INFO] [stderr] --> src/text_buffer.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | data: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/text_buffer.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(path: Option) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/text_buffer.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn new() -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add` [INFO] [stderr] --> src/text_buffer.rs:51:5 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn add(&mut self, index: usize, character: u8) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `remove` [INFO] [stderr] --> src/text_buffer.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn remove(&mut self, index: usize) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `modify` [INFO] [stderr] --> src/text_buffer.rs:71:5 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn modify(&mut self, index: usize, new_character: u8) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `stdin` [INFO] [stderr] --> src/lib.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | stdin: R, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 25.67s [INFO] running `"docker" "inspect" "680dbbfe8794ff39234d2c4116d64fd86004de8bf94b5d29bc9550f785709de7"` [INFO] running `"docker" "rm" "-f" "680dbbfe8794ff39234d2c4116d64fd86004de8bf94b5d29bc9550f785709de7"` [INFO] [stdout] 680dbbfe8794ff39234d2c4116d64fd86004de8bf94b5d29bc9550f785709de7 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ilsko/femto:/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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 1a94e71f6aad8d01b918d5258298b8a59e1a5b84cde9a089f99d9f0d256f7000 [INFO] running `"docker" "start" "-a" "1a94e71f6aad8d01b918d5258298b8a59e1a5b84cde9a089f99d9f0d256f7000"` [INFO] [stderr] Compiling femto v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/text_buffer.rs:11:16 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(path: Option) -> Self { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_path` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `file` [INFO] [stderr] --> src/text_buffer.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | file: File, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `data` [INFO] [stderr] --> src/text_buffer.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | data: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/text_buffer.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(path: Option) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/text_buffer.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn new() -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `add` [INFO] [stderr] --> src/text_buffer.rs:51:5 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn add(&mut self, index: usize, character: u8) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `remove` [INFO] [stderr] --> src/text_buffer.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn remove(&mut self, index: usize) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `modify` [INFO] [stderr] --> src/text_buffer.rs:71:5 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn modify(&mut self, index: usize, new_character: u8) -> Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `stdin` [INFO] [stderr] --> src/lib.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | stdin: R, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.06s [INFO] running `"docker" "inspect" "1a94e71f6aad8d01b918d5258298b8a59e1a5b84cde9a089f99d9f0d256f7000"` [INFO] running `"docker" "rm" "-f" "1a94e71f6aad8d01b918d5258298b8a59e1a5b84cde9a089f99d9f0d256f7000"` [INFO] [stdout] 1a94e71f6aad8d01b918d5258298b8a59e1a5b84cde9a089f99d9f0d256f7000 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/ilsko/femto:/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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] 6fe860f3584cbba93f0b5cf80414edb3d70f1b5c5a3087c8f9259e241fa2c150 [INFO] running `"docker" "start" "-a" "6fe860f3584cbba93f0b5cf80414edb3d70f1b5c5a3087c8f9259e241fa2c150"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/crater/target/debug/deps/femto-057ed66e4668edaa [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] [stderr] Running /opt/crater/target/debug/deps/femto-b4398d0c1099d30f [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] [stderr] Doc-tests femto [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" "6fe860f3584cbba93f0b5cf80414edb3d70f1b5c5a3087c8f9259e241fa2c150"` [INFO] running `"docker" "rm" "-f" "6fe860f3584cbba93f0b5cf80414edb3d70f1b5c5a3087c8f9259e241fa2c150"` [INFO] [stdout] 6fe860f3584cbba93f0b5cf80414edb3d70f1b5c5a3087c8f9259e241fa2c150