[INFO] cloning repository https://github.com/Alexandroskw/Filesystem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alexandroskw/Filesystem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexandroskw%2FFilesystem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexandroskw%2FFilesystem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61a4b03f5c530d253c751c85eb5d1c70795c5966
[INFO] building Alexandroskw/Filesystem against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexandroskw%2FFilesystem" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Alexandroskw/Filesystem on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Alexandroskw/Filesystem
[INFO] finished tweaking git repo https://github.com/Alexandroskw/Filesystem
[INFO] tweaked toml for git repo https://github.com/Alexandroskw/Filesystem written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Alexandroskw/Filesystem 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-hack v0.4.3
[INFO] [stderr]   Downloaded proc-macro-hack-impl v0.4.3
[INFO] [stderr]   Downloaded structure v0.1.2
[INFO] [stderr]   Downloaded structure-macro-impl v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c3e193d771a0904b9f2d0e714b0063b59296666d8726701cb79121f52766edf
[INFO] running `Command { std: "docker" "start" "-a" "4c3e193d771a0904b9f2d0e714b0063b59296666d8726701cb79121f52766edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c3e193d771a0904b9f2d0e714b0063b59296666d8726701cb79121f52766edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c3e193d771a0904b9f2d0e714b0063b59296666d8726701cb79121f52766edf", kill_on_drop: false }`
[INFO] [stdout] 4c3e193d771a0904b9f2d0e714b0063b59296666d8726701cb79121f52766edf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fec89cea41b81892a0b6e4b927d2b55a49afcbe27c65995f9891060e249c7114
[INFO] running `Command { std: "docker" "start" "-a" "fec89cea41b81892a0b6e4b927d2b55a49afcbe27c65995f9891060e249c7114", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.3
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling proc-macro-hack v0.4.3
[INFO] [stderr]    Compiling structure-macro-impl v0.1.2
[INFO] [stderr]    Compiling structure v0.1.2
[INFO] [stderr]    Compiling prueba v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Path` and `self`
[INFO] [stdout]  --> src/main.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::{Path, self};
[INFO] [stdout]   |                 ^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let mut entries = Vec::new();
[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: unused variable: `e`
[INFO] [stdout]   --> src/main.rs:53:46
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut file = File::open(path).map_err(|e| format!("No se pudo montar: {}", path))?;           // Se da la ruta del sistema de archi...
[INFO] [stdout]    |                                              ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/main.rs:56:43
[INFO] [stdout]    |
[INFO] [stdout] 56 |     file.read_exact(&mut buffer).map_err(|e| format!("No se pudo montar: {}", path))?;              // Si no existe el superbloque lanza ...
[INFO] [stdout]    |                                           ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `fs_name`, `ver`, `vol_label`, `cluster_size`, `dir_cluster`, and `total_cluster` are never read
[INFO] [stdout]   --> src/main.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | struct Superblock{          
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] 8  |     fs_name: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 9  |     ver: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     vol_label: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 11 |     cluster_size: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 12 |     dir_cluster: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 13 |     total_cluster: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Superblock` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DirectoryEntry` is never constructed
[INFO] [stdout]   --> src/main.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct DirectoryEntry{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Filesystem` is never constructed
[INFO] [stdout]   --> src/main.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Filesystem {superblock: Superblock}
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `read_cluster` and `list_files` are never used
[INFO] [stdout]   --> src/main.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Filesystem {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 31 |     //función para leer los clusters
[INFO] [stdout] 32 |     fn read_cluster(&self, start_cluster: u32, num_clusters: u32) -> Result<Vec<u8>, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     fn list_files(&self) -> Vec<DirectoryEntry> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "fec89cea41b81892a0b6e4b927d2b55a49afcbe27c65995f9891060e249c7114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fec89cea41b81892a0b6e4b927d2b55a49afcbe27c65995f9891060e249c7114", kill_on_drop: false }`
[INFO] [stdout] fec89cea41b81892a0b6e4b927d2b55a49afcbe27c65995f9891060e249c7114
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caff2f0c1e7d5458dfc9b4f2e8047841b6be2cff064d652f182b4dff281e18ab
[INFO] running `Command { std: "docker" "start" "-a" "caff2f0c1e7d5458dfc9b4f2e8047841b6be2cff064d652f182b4dff281e18ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling prueba v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Path` and `self`
[INFO] [stdout]  --> src/main.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::{Path, self};
[INFO] [stdout]   |                 ^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let mut entries = Vec::new();
[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: unused variable: `e`
[INFO] [stdout]   --> src/main.rs:53:46
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut file = File::open(path).map_err(|e| format!("No se pudo montar: {}", path))?;           // Se da la ruta del sistema de archi...
[INFO] [stdout]    |                                              ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/main.rs:56:43
[INFO] [stdout]    |
[INFO] [stdout] 56 |     file.read_exact(&mut buffer).map_err(|e| format!("No se pudo montar: {}", path))?;              // Si no existe el superbloque lanza ...
[INFO] [stdout]    |                                           ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `fs_name`, `ver`, `vol_label`, `cluster_size`, `dir_cluster`, and `total_cluster` are never read
[INFO] [stdout]   --> src/main.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | struct Superblock{          
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] 8  |     fs_name: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 9  |     ver: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     vol_label: String,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 11 |     cluster_size: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 12 |     dir_cluster: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 13 |     total_cluster: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Superblock` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DirectoryEntry` is never constructed
[INFO] [stdout]   --> src/main.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct DirectoryEntry{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Filesystem` is never constructed
[INFO] [stdout]   --> src/main.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | struct Filesystem {superblock: Superblock}
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `read_cluster` and `list_files` are never used
[INFO] [stdout]   --> src/main.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl Filesystem {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] 31 |     //función para leer los clusters
[INFO] [stdout] 32 |     fn read_cluster(&self, start_cluster: u32, num_clusters: u32) -> Result<Vec<u8>, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     fn list_files(&self) -> Vec<DirectoryEntry> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "caff2f0c1e7d5458dfc9b4f2e8047841b6be2cff064d652f182b4dff281e18ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caff2f0c1e7d5458dfc9b4f2e8047841b6be2cff064d652f182b4dff281e18ab", kill_on_drop: false }`
[INFO] [stdout] caff2f0c1e7d5458dfc9b4f2e8047841b6be2cff064d652f182b4dff281e18ab
