[INFO] cloning repository https://github.com/userr2232/fixed-length-bd2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/userr2232/fixed-length-bd2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuserr2232%2Ffixed-length-bd2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuserr2232%2Ffixed-length-bd2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 67d79fdc9549d6653f236a2b5a4146e1952b5c9e [INFO] checking userr2232/fixed-length-bd2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuserr2232%2Ffixed-length-bd2" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/userr2232/fixed-length-bd2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/userr2232/fixed-length-bd2 [INFO] finished tweaking git repo https://github.com/userr2232/fixed-length-bd2 [INFO] tweaked toml for git repo https://github.com/userr2232/fixed-length-bd2 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/userr2232/fixed-length-bd2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fixed_width v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 584e23d5220f7c32d7741423eb6d81edb3e3a2c88f14664a0b4946a695980a30 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "584e23d5220f7c32d7741423eb6d81edb3e3a2c88f14664a0b4946a695980a30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "584e23d5220f7c32d7741423eb6d81edb3e3a2c88f14664a0b4946a695980a30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "584e23d5220f7c32d7741423eb6d81edb3e3a2c88f14664a0b4946a695980a30", kill_on_drop: false }` [INFO] [stdout] 584e23d5220f7c32d7741423eb6d81edb3e3a2c88f14664a0b4946a695980a30 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ea5212b89500a143375ccbb82bd397ce2fbe2f0f6a3fccd883a3554779ad5c9f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ea5212b89500a143375ccbb82bd397ce2fbe2f0f6a3fccd883a3554779ad5c9f", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling serde_derive v1.0.105 [INFO] [stderr] Checking serde v1.0.105 [INFO] [stderr] Checking fixed_width v0.4.0 [INFO] [stderr] Checking lab1_1 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `bytes` [INFO] [stdout] --> src/main.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | let mut bytes: u64 = 0; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bytes` [INFO] [stdout] --> src/main.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | let mut bytes: u64 = 0; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | let mut file = File::open(path).expect("Error while reading from file."); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | let mut bytes: u64 = 0; [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:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | let mut file = OpenOptions::new() [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:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | let mut file = File::open(path).expect("Error while reading from file."); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `loadAlumnos` should have a snake case name [INFO] [stdout] --> src/main.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn loadAlumnos(path: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `load_alumnos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `loadMatriculas` should have a snake case name [INFO] [stdout] --> src/main.rs:56:4 [INFO] [stdout] | [INFO] [stdout] 56 | fn loadMatriculas(path: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `load_matriculas` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `lineN` should have a snake case name [INFO] [stdout] --> src/main.rs:96:13 [INFO] [stdout] | [INFO] [stdout] 96 | let mut lineN: u64 = 0; [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `line_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | let mut file = File::open(path).expect("Error while reading from file."); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | let mut bytes: u64 = 0; [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:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | let mut file = OpenOptions::new() [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:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | let mut file = File::open(path).expect("Error while reading from file."); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `loadAlumnos` should have a snake case name [INFO] [stdout] --> src/main.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn loadAlumnos(path: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `load_alumnos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `loadMatriculas` should have a snake case name [INFO] [stdout] --> src/main.rs:56:4 [INFO] [stdout] | [INFO] [stdout] 56 | fn loadMatriculas(path: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `load_matriculas` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `lineN` should have a snake case name [INFO] [stdout] --> src/main.rs:96:13 [INFO] [stdout] | [INFO] [stdout] 96 | let mut lineN: u64 = 0; [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `line_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:113:17 [INFO] [stdout] | [INFO] [stdout] 113 | file.write(b"\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `alumnoIn` should have a snake case name [INFO] [stdout] --> src/main.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | let alumnoIn = "static/alumnos/in.txt"; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `alumno_in` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `alumnoOut` should have a snake case name [INFO] [stdout] --> src/main.rs:124:13 [INFO] [stdout] | [INFO] [stdout] 124 | let alumnoOut = "static/alumnos/out.txt"; [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `alumno_out` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `matriculaIn` should have a snake case name [INFO] [stdout] --> src/main.rs:141:13 [INFO] [stdout] | [INFO] [stdout] 141 | let matriculaIn = "static/matriculas/in.txt"; [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `matricula_in` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `matriculaOut` should have a snake case name [INFO] [stdout] --> src/main.rs:142:13 [INFO] [stdout] | [INFO] [stdout] 142 | let matriculaOut = "static/matriculas/out.txt"; [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `matricula_out` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:113:17 [INFO] [stdout] | [INFO] [stdout] 113 | file.write(b"\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `alumnoIn` should have a snake case name [INFO] [stdout] --> src/main.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | let alumnoIn = "static/alumnos/in.txt"; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `alumno_in` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `alumnoOut` should have a snake case name [INFO] [stdout] --> src/main.rs:124:13 [INFO] [stdout] | [INFO] [stdout] 124 | let alumnoOut = "static/alumnos/out.txt"; [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `alumno_out` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `matriculaIn` should have a snake case name [INFO] [stdout] --> src/main.rs:141:13 [INFO] [stdout] | [INFO] [stdout] 141 | let matriculaIn = "static/matriculas/in.txt"; [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `matricula_in` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `matriculaOut` should have a snake case name [INFO] [stdout] --> src/main.rs:142:13 [INFO] [stdout] | [INFO] [stdout] 142 | let matriculaOut = "static/matriculas/out.txt"; [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `matricula_out` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.26s [INFO] running `Command { std: "docker" "inspect" "ea5212b89500a143375ccbb82bd397ce2fbe2f0f6a3fccd883a3554779ad5c9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea5212b89500a143375ccbb82bd397ce2fbe2f0f6a3fccd883a3554779ad5c9f", kill_on_drop: false }` [INFO] [stdout] ea5212b89500a143375ccbb82bd397ce2fbe2f0f6a3fccd883a3554779ad5c9f