[INFO] cloning repository https://github.com/Hexagon-Spliter/FileSpliter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hexagon-Spliter/FileSpliter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHexagon-Spliter%2FFileSpliter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHexagon-Spliter%2FFileSpliter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b99960226e6bcdf8661c846f22ffbbaf349c2688 [INFO] checking Hexagon-Spliter/FileSpliter against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHexagon-Spliter%2FFileSpliter" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Hexagon-Spliter/FileSpliter [INFO] finished tweaking git repo https://github.com/Hexagon-Spliter/FileSpliter [INFO] tweaked toml for git repo https://github.com/Hexagon-Spliter/FileSpliter written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Hexagon-Spliter/FileSpliter on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Hexagon-Spliter/FileSpliter already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6082c5a8e1e9f11926caa93dc025b989da4d4626d26f3c86f77743b37de84a38 [INFO] running `Command { std: "docker" "start" "-a" "6082c5a8e1e9f11926caa93dc025b989da4d4626d26f3c86f77743b37de84a38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6082c5a8e1e9f11926caa93dc025b989da4d4626d26f3c86f77743b37de84a38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6082c5a8e1e9f11926caa93dc025b989da4d4626d26f3c86f77743b37de84a38", kill_on_drop: false }` [INFO] [stdout] 6082c5a8e1e9f11926caa93dc025b989da4d4626d26f3c86f77743b37de84a38 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f8fc3e64d7b7b369a28f9099edd2b3c31d39cbff4dc444444d50b41de4a12e11 [INFO] running `Command { std: "docker" "start" "-a" "f8fc3e64d7b7b369a28f9099edd2b3c31d39cbff4dc444444d50b41de4a12e11", kill_on_drop: false }` [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Compiling serde v1.0.196 [INFO] [stderr] Compiling thiserror v1.0.56 [INFO] [stderr] Compiling serde_json v1.0.113 [INFO] [stderr] Checking newline-converter v0.2.2 [INFO] [stderr] Checking tokio v1.36.0 [INFO] [stderr] Checking dyn-clone v1.0.16 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking crossterm v0.25.0 [INFO] [stderr] Compiling thiserror-impl v1.0.56 [INFO] [stderr] Compiling serde_derive v1.0.196 [INFO] [stderr] Compiling async-trait v0.1.77 [INFO] [stderr] Checking sha256 v1.5.0 [INFO] [stderr] Checking inquire v0.6.2 [INFO] [stderr] Checking FileSpliter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let a = term.read_char(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:52:29 [INFO] [stdout] | [INFO] [stdout] 52 | let mut f = File::open(file_text); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:82:57 [INFO] [stdout] | [INFO] [stdout] 82 | ... let mut file = File::create(hash2 + ".sp"); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:103:53 [INFO] [stdout] | [INFO] [stdout] 103 | ... let mut file = File::create(format!("{0}.json", extension.file_stem().unwrap().to_str().unwrap())); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:126:29 [INFO] [stdout] | [INFO] [stdout] 126 | let mut f = File::open(file_text); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:140:56 [INFO] [stdout] | [INFO] [stdout] 140 | ... Ok(mut FileStruct) => { [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:152:65 [INFO] [stdout] | [INFO] [stdout] 152 | ... let mut f = File::open(hash + ".sp"); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:165:61 [INFO] [stdout] | [INFO] [stdout] 165 | ... let mut f = File::create(filename); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `readed` [INFO] [stdout] --> src/main.rs:157:73 [INFO] [stdout] | [INFO] [stdout] 157 | ... let readed = file.read_to_end(&mut buffer); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_readed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:87:61 [INFO] [stdout] | [INFO] [stdout] 87 | ... file.write_all(data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 87 | let _ = file.write_all(data); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:99:61 [INFO] [stdout] | [INFO] [stdout] 99 | ... format: format.parse().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:107:57 [INFO] [stdout] | [INFO] [stdout] 107 | ... file.write_all(json.unwrap().as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 107 | let _ = file.write_all(json.unwrap().as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `FileStruct` should have a snake case name [INFO] [stdout] --> src/main.rs:140:60 [INFO] [stdout] | [INFO] [stdout] 140 | ... Ok(mut FileStruct) => { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `file_struct` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:143:72 [INFO] [stdout] | [INFO] [stdout] 143 | ... filename = extension.file_stem().unwrap().to_str().unwrap().parse().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:168:65 [INFO] [stdout] | [INFO] [stdout] 168 | ... file.write_all(buffers.as_slice()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 168 | let _ = file.write_all(buffers.as_slice()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let a = term.read_char(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:52:29 [INFO] [stdout] | [INFO] [stdout] 52 | let mut f = File::open(file_text); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:82:57 [INFO] [stdout] | [INFO] [stdout] 82 | ... let mut file = File::create(hash2 + ".sp"); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:103:53 [INFO] [stdout] | [INFO] [stdout] 103 | ... let mut file = File::create(format!("{0}.json", extension.file_stem().unwrap().to_str().unwrap())); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:126:29 [INFO] [stdout] | [INFO] [stdout] 126 | let mut f = File::open(file_text); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:140:56 [INFO] [stdout] | [INFO] [stdout] 140 | ... Ok(mut FileStruct) => { [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:152:65 [INFO] [stdout] | [INFO] [stdout] 152 | ... let mut f = File::open(hash + ".sp"); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:165:61 [INFO] [stdout] | [INFO] [stdout] 165 | ... let mut f = File::create(filename); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `readed` [INFO] [stdout] --> src/main.rs:157:73 [INFO] [stdout] | [INFO] [stdout] 157 | ... let readed = file.read_to_end(&mut buffer); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_readed` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `FileSpliter` (bin "FileSpliter" test) due to 2 previous errors; 14 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:87:61 [INFO] [stdout] | [INFO] [stdout] 87 | ... file.write_all(data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 87 | let _ = file.write_all(data); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:99:61 [INFO] [stdout] | [INFO] [stdout] 99 | ... format: format.parse().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:107:57 [INFO] [stdout] | [INFO] [stdout] 107 | ... file.write_all(json.unwrap().as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 107 | let _ = file.write_all(json.unwrap().as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `FileStruct` should have a snake case name [INFO] [stdout] --> src/main.rs:140:60 [INFO] [stdout] | [INFO] [stdout] 140 | ... Ok(mut FileStruct) => { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `file_struct` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:143:72 [INFO] [stdout] | [INFO] [stdout] 143 | ... filename = extension.file_stem().unwrap().to_str().unwrap().parse().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:168:65 [INFO] [stdout] | [INFO] [stdout] 168 | ... file.write_all(buffers.as_slice()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 168 | let _ = file.write_all(buffers.as_slice()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `FileSpliter` (bin "FileSpliter") due to 2 previous errors; 14 warnings emitted [INFO] running `Command { std: "docker" "inspect" "f8fc3e64d7b7b369a28f9099edd2b3c31d39cbff4dc444444d50b41de4a12e11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8fc3e64d7b7b369a28f9099edd2b3c31d39cbff4dc444444d50b41de4a12e11", kill_on_drop: false }` [INFO] [stdout] f8fc3e64d7b7b369a28f9099edd2b3c31d39cbff4dc444444d50b41de4a12e11