[INFO] cloning repository https://github.com/ayourtch/tbpatch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ayourtch/tbpatch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayourtch%2Ftbpatch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayourtch%2Ftbpatch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 804d03cf5f5d18d1f7a5afe90d32241bc83b1ec3
[INFO] checking ayourtch/tbpatch against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayourtch%2Ftbpatch" "/workspace/builds/worker-95/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-95/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ayourtch/tbpatch on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ayourtch/tbpatch
[INFO] finished tweaking git repo https://github.com/ayourtch/tbpatch
[INFO] tweaked toml for git repo https://github.com/ayourtch/tbpatch written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] crate git repo https://github.com/ayourtch/tbpatch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded diffus-derive v0.10.0
[INFO] [stderr]   Downloaded diffus v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d35ee045d5570b786300da7f85e9db6a583d7af55b583d38ec5904309ff8b388
[INFO] running `Command { std: "docker" "start" "-a" "d35ee045d5570b786300da7f85e9db6a583d7af55b583d38ec5904309ff8b388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d35ee045d5570b786300da7f85e9db6a583d7af55b583d38ec5904309ff8b388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d35ee045d5570b786300da7f85e9db6a583d7af55b583d38ec5904309ff8b388", kill_on_drop: false }`
[INFO] [stdout] d35ee045d5570b786300da7f85e9db6a583d7af55b583d38ec5904309ff8b388
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97a99d5922620d1ca7bbff483df281bb32818addd302eb10ddb999af7598ab0c
[INFO] running `Command { std: "docker" "start" "-a" "97a99d5922620d1ca7bbff483df281bb32818addd302eb10ddb999af7598ab0c", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking diffus v0.10.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking unidiff v0.3.3
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling diffus-derive v0.10.0
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking tbpatch v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/main.rs (12 fixes)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:538:5
[INFO] [stdout]     |
[INFO] [stdout] 529 |         return out_file;
[INFO] [stdout]     |         --------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 538 |     return src_file.clone();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:538:5
[INFO] [stdout]     |
[INFO] [stdout] 529 |         return out_file;
[INFO] [stdout]     |         --------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 538 |     return src_file.clone();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_nth_arg`
[INFO] [stdout]    --> src/main.rs:166:4
[INFO] [stdout]     |
[INFO] [stdout] 166 | fn read_nth_arg(i: usize) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_nth_arg`
[INFO] [stdout]    --> src/main.rs:172:4
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn parse_nth_arg(i: usize) -> ParseStruct {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_diffus`
[INFO] [stdout]    --> src/main.rs:317:4
[INFO] [stdout]     |
[INFO] [stdout] 317 | fn test_diffus() {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `HunkOp`
[INFO] [stdout]    --> src/main.rs:336:6
[INFO] [stdout]     |
[INFO] [stdout] 336 | enum HunkOp {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]    --> src/main.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 | /                     diff.into_iter()
[INFO] [stdout] 196 | |                         .map(|edit| {
[INFO] [stdout] 197 | |                             match edit {
[INFO] [stdout] 198 | |                                 collection::Edit::Copy(elem) => println!("copy: {:?}", elem),
[INFO] [stdout] ...   |
[INFO] [stdout] 229 | |                         })
[INFO] [stdout] 230 | |                         .collect::<Vec<_>>();
[INFO] [stdout]     | |_____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]    --> src/main.rs:251:21
[INFO] [stdout]     |
[INFO] [stdout] 251 | /                     x.into_iter().map(|xx| {
[INFO] [stdout] 252 | |                         print!("{}", &atom2str(&xx));
[INFO] [stdout] 253 | |                         atom_index = atom_index + 1;
[INFO] [stdout] 254 | |                     });
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]    --> src/main.rs:257:21
[INFO] [stdout]     |
[INFO] [stdout] 257 | /                     diff.into_iter()
[INFO] [stdout] 258 | |                         .map(|edit| {
[INFO] [stdout] 259 | |                             match edit {
[INFO] [stdout] 260 | |                                 collection::Edit::Copy(elem) => {
[INFO] [stdout] ...   |
[INFO] [stdout] 308 | |                         })
[INFO] [stdout] 309 | |                         .collect::<Vec<_>>();
[INFO] [stdout]     | |_____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]    --> src/main.rs:415:21
[INFO] [stdout]     |
[INFO] [stdout] 415 | /                     x.into_iter().map(|xx| {
[INFO] [stdout] 416 | |                         assert!(&src_file.atoms[p + src_skip] == xx);
[INFO] [stdout] 417 | |                         out_file.atoms.push(xx.clone());
[INFO] [stdout] 418 | |                         src_skip = src_skip + 1;
[INFO] [stdout] 419 | |                     });
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]    --> src/main.rs:422:21
[INFO] [stdout]     |
[INFO] [stdout] 422 | /                     diff.into_iter()
[INFO] [stdout] 423 | |                         .map(|edit| {
[INFO] [stdout] 424 | |                             match edit {
[INFO] [stdout] 425 | |                                 collection::Edit::Copy(elem) => {
[INFO] [stdout] ...   |
[INFO] [stdout] 483 | |                         })
[INFO] [stdout] 484 | |                         .collect::<Vec<_>>();
[INFO] [stdout]     | |_____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_nth_arg`
[INFO] [stdout]    --> src/main.rs:166:4
[INFO] [stdout]     |
[INFO] [stdout] 166 | fn read_nth_arg(i: usize) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_nth_arg`
[INFO] [stdout]    --> src/main.rs:172:4
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn parse_nth_arg(i: usize) -> ParseStruct {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_diffus`
[INFO] [stdout]    --> src/main.rs:317:4
[INFO] [stdout]     |
[INFO] [stdout] 317 | fn test_diffus() {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `HunkOp`
[INFO] [stdout]    --> src/main.rs:336:6
[INFO] [stdout]     |
[INFO] [stdout] 336 | enum HunkOp {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]    --> src/main.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 | /                     diff.into_iter()
[INFO] [stdout] 196 | |                         .map(|edit| {
[INFO] [stdout] 197 | |                             match edit {
[INFO] [stdout] 198 | |                                 collection::Edit::Copy(elem) => println!("copy: {:?}", elem),
[INFO] [stdout] ...   |
[INFO] [stdout] 229 | |                         })
[INFO] [stdout] 230 | |                         .collect::<Vec<_>>();
[INFO] [stdout]     | |_____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]    --> src/main.rs:251:21
[INFO] [stdout]     |
[INFO] [stdout] 251 | /                     x.into_iter().map(|xx| {
[INFO] [stdout] 252 | |                         print!("{}", &atom2str(&xx));
[INFO] [stdout] 253 | |                         atom_index = atom_index + 1;
[INFO] [stdout] 254 | |                     });
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]    --> src/main.rs:257:21
[INFO] [stdout]     |
[INFO] [stdout] 257 | /                     diff.into_iter()
[INFO] [stdout] 258 | |                         .map(|edit| {
[INFO] [stdout] 259 | |                             match edit {
[INFO] [stdout] 260 | |                                 collection::Edit::Copy(elem) => {
[INFO] [stdout] ...   |
[INFO] [stdout] 308 | |                         })
[INFO] [stdout] 309 | |                         .collect::<Vec<_>>();
[INFO] [stdout]     | |_____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]    --> src/main.rs:415:21
[INFO] [stdout]     |
[INFO] [stdout] 415 | /                     x.into_iter().map(|xx| {
[INFO] [stdout] 416 | |                         assert!(&src_file.atoms[p + src_skip] == xx);
[INFO] [stdout] 417 | |                         out_file.atoms.push(xx.clone());
[INFO] [stdout] 418 | |                         src_skip = src_skip + 1;
[INFO] [stdout] 419 | |                     });
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]    --> src/main.rs:422:21
[INFO] [stdout]     |
[INFO] [stdout] 422 | /                     diff.into_iter()
[INFO] [stdout] 423 | |                         .map(|edit| {
[INFO] [stdout] 424 | |                             match edit {
[INFO] [stdout] 425 | |                                 collection::Edit::Copy(elem) => {
[INFO] [stdout] ...   |
[INFO] [stdout] 483 | |                         })
[INFO] [stdout] 484 | |                         .collect::<Vec<_>>();
[INFO] [stdout]     | |_____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.66s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking tbpatch v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:538:5
[INFO] [stdout]     |
[INFO] [stdout] 529 |         return out_file;
[INFO] [stdout]     |         --------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 538 |     return src_file.clone();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:538:5
[INFO] [stdout]     |
[INFO] [stdout] 529 |         return out_file;
[INFO] [stdout]     |         --------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 538 |     return src_file.clone();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_nth_arg`
[INFO] [stdout]    --> src/main.rs:166:4
[INFO] [stdout]     |
[INFO] [stdout] 166 | fn read_nth_arg(i: usize) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_nth_arg`
[INFO] [stdout]    --> src/main.rs:172:4
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn parse_nth_arg(i: usize) -> ParseStruct {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_diffus`
[INFO] [stdout]    --> src/main.rs:317:4
[INFO] [stdout]     |
[INFO] [stdout] 317 | fn test_diffus() {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `HunkOp`
[INFO] [stdout]    --> src/main.rs:336:6
[INFO] [stdout]     |
[INFO] [stdout] 336 | enum HunkOp {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]    --> src/main.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 | /                     diff.into_iter()
[INFO] [stdout] 196 | |                         .map(|edit| {
[INFO] [stdout] 197 | |                             match edit {
[INFO] [stdout] 198 | |                                 collection::Edit::Copy(elem) => println!("copy: {:?}", elem),
[INFO] [stdout] ...   |
[INFO] [stdout] 229 | |                         })
[INFO] [stdout] 230 | |                         .collect::<Vec<_>>();
[INFO] [stdout]     | |_____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]    --> src/main.rs:251:21
[INFO] [stdout]     |
[INFO] [stdout] 251 | /                     x.into_iter().map(|xx| {
[INFO] [stdout] 252 | |                         print!("{}", &atom2str(&xx));
[INFO] [stdout] 253 | |                         atom_index = atom_index + 1;
[INFO] [stdout] 254 | |                     });
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]    --> src/main.rs:257:21
[INFO] [stdout]     |
[INFO] [stdout] 257 | /                     diff.into_iter()
[INFO] [stdout] 258 | |                         .map(|edit| {
[INFO] [stdout] 259 | |                             match edit {
[INFO] [stdout] 260 | |                                 collection::Edit::Copy(elem) => {
[INFO] [stdout] ...   |
[INFO] [stdout] 308 | |                         })
[INFO] [stdout] 309 | |                         .collect::<Vec<_>>();
[INFO] [stdout]     | |_____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]    --> src/main.rs:415:21
[INFO] [stdout]     |
[INFO] [stdout] 415 | /                     x.into_iter().map(|xx| {
[INFO] [stdout] 416 | |                         assert!(&src_file.atoms[p + src_skip] == xx);
[INFO] [stdout] 417 | |                         out_file.atoms.push(xx.clone());
[INFO] [stdout] 418 | |                         src_skip = src_skip + 1;
[INFO] [stdout] 419 | |                     });
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]    --> src/main.rs:422:21
[INFO] [stdout]     |
[INFO] [stdout] 422 | /                     diff.into_iter()
[INFO] [stdout] 423 | |                         .map(|edit| {
[INFO] [stdout] 424 | |                             match edit {
[INFO] [stdout] 425 | |                                 collection::Edit::Copy(elem) => {
[INFO] [stdout] ...   |
[INFO] [stdout] 483 | |                         })
[INFO] [stdout] 484 | |                         .collect::<Vec<_>>();
[INFO] [stdout]     | |_____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_nth_arg`
[INFO] [stdout]    --> src/main.rs:166:4
[INFO] [stdout]     |
[INFO] [stdout] 166 | fn read_nth_arg(i: usize) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_nth_arg`
[INFO] [stdout]    --> src/main.rs:172:4
[INFO] [stdout]     |
[INFO] [stdout] 172 | fn parse_nth_arg(i: usize) -> ParseStruct {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_diffus`
[INFO] [stdout]    --> src/main.rs:317:4
[INFO] [stdout]     |
[INFO] [stdout] 317 | fn test_diffus() {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `HunkOp`
[INFO] [stdout]    --> src/main.rs:336:6
[INFO] [stdout]     |
[INFO] [stdout] 336 | enum HunkOp {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]    --> src/main.rs:195:21
[INFO] [stdout]     |
[INFO] [stdout] 195 | /                     diff.into_iter()
[INFO] [stdout] 196 | |                         .map(|edit| {
[INFO] [stdout] 197 | |                             match edit {
[INFO] [stdout] 198 | |                                 collection::Edit::Copy(elem) => println!("copy: {:?}", elem),
[INFO] [stdout] ...   |
[INFO] [stdout] 229 | |                         })
[INFO] [stdout] 230 | |                         .collect::<Vec<_>>();
[INFO] [stdout]     | |_____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]    --> src/main.rs:251:21
[INFO] [stdout]     |
[INFO] [stdout] 251 | /                     x.into_iter().map(|xx| {
[INFO] [stdout] 252 | |                         print!("{}", &atom2str(&xx));
[INFO] [stdout] 253 | |                         atom_index = atom_index + 1;
[INFO] [stdout] 254 | |                     });
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]    --> src/main.rs:257:21
[INFO] [stdout]     |
[INFO] [stdout] 257 | /                     diff.into_iter()
[INFO] [stdout] 258 | |                         .map(|edit| {
[INFO] [stdout] 259 | |                             match edit {
[INFO] [stdout] 260 | |                                 collection::Edit::Copy(elem) => {
[INFO] [stdout] ...   |
[INFO] [stdout] 308 | |                         })
[INFO] [stdout] 309 | |                         .collect::<Vec<_>>();
[INFO] [stdout]     | |_____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]    --> src/main.rs:415:21
[INFO] [stdout]     |
[INFO] [stdout] 415 | /                     x.into_iter().map(|xx| {
[INFO] [stdout] 416 | |                         assert!(&src_file.atoms[p + src_skip] == xx);
[INFO] [stdout] 417 | |                         out_file.atoms.push(xx.clone());
[INFO] [stdout] 418 | |                         src_skip = src_skip + 1;
[INFO] [stdout] 419 | |                     });
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `collect` that must be used
[INFO] [stdout]    --> src/main.rs:422:21
[INFO] [stdout]     |
[INFO] [stdout] 422 | /                     diff.into_iter()
[INFO] [stdout] 423 | |                         .map(|edit| {
[INFO] [stdout] 424 | |                             match edit {
[INFO] [stdout] 425 | |                                 collection::Edit::Copy(elem) => {
[INFO] [stdout] ...   |
[INFO] [stdout] 483 | |                         })
[INFO] [stdout] 484 | |                         .collect::<Vec<_>>();
[INFO] [stdout]     | |_____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "97a99d5922620d1ca7bbff483df281bb32818addd302eb10ddb999af7598ab0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97a99d5922620d1ca7bbff483df281bb32818addd302eb10ddb999af7598ab0c", kill_on_drop: false }`
[INFO] [stdout] 97a99d5922620d1ca7bbff483df281bb32818addd302eb10ddb999af7598ab0c