[INFO] cloning repository https://github.com/paolinos/rscopy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paolinos/rscopy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaolinos%2Frscopy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaolinos%2Frscopy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62ca65c576ff3aaac70ed08b0daf5792f0d45780
[INFO] checking paolinos/rscopy against try#8d46be77cd48fdbcced888d027457e2c9cf2aa16 for pr-142723
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaolinos%2Frscopy" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paolinos/rscopy on toolchain 8d46be77cd48fdbcced888d027457e2c9cf2aa16
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/paolinos/rscopy
[INFO] finished tweaking git repo https://github.com/paolinos/rscopy
[INFO] tweaked toml for git repo https://github.com/paolinos/rscopy written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/paolinos/rscopy 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" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking paolinos/rscopy against try#8d46be77cd48fdbcced888d027457e2c9cf2aa16 for pr-142723
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaolinos%2Frscopy" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paolinos/rscopy on toolchain 8d46be77cd48fdbcced888d027457e2c9cf2aa16
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/paolinos/rscopy
[INFO] finished tweaking git repo https://github.com/paolinos/rscopy
[INFO] tweaked toml for git repo https://github.com/paolinos/rscopy written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/paolinos/rscopy 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" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e28bb51819b50a37aa7d1e2a3461b857a99043dfb1b227f1f7c2b27f6804fff
[INFO] running `Command { std: "docker" "start" "-a" "4e28bb51819b50a37aa7d1e2a3461b857a99043dfb1b227f1f7c2b27f6804fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e28bb51819b50a37aa7d1e2a3461b857a99043dfb1b227f1f7c2b27f6804fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e28bb51819b50a37aa7d1e2a3461b857a99043dfb1b227f1f7c2b27f6804fff", kill_on_drop: false }`
[INFO] [stdout] 4e28bb51819b50a37aa7d1e2a3461b857a99043dfb1b227f1f7c2b27f6804fff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88c4ffb1344e24464af9db04322162604b1c6d36cdb728b8bb7f44a5fea5c214
[INFO] running `Command { std: "docker" "start" "-a" "88c4ffb1344e24464af9db04322162604b1c6d36cdb728b8bb7f44a5fea5c214", kill_on_drop: false }`
[INFO] [stderr]     Checking copy_file v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `metadata`
[INFO] [stdout]  --> src/tools/file.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs::{self, File, metadata}, io::{BufReader, Read, Seek, SeekFrom, Write}, path::Path};
[INFO] [stdout]   |                            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `metadata`
[INFO] [stdout]  --> src/tools/file.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs::{self, File, metadata}, io::{BufReader, Read, Seek, SeekFrom, Write}, path::Path};
[INFO] [stdout]   |                            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `override_files` and `new_name` are never read
[INFO] [stdout]  --> src/tools/argument.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Argument{
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub override_files:bool,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 9 |     pub new_name:Option<String>
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Argument` 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: methods `new_name` and `override_files` are never used
[INFO] [stdout]   --> src/tools/argument.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Argument{
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 93 |     pub fn new_name(&self) -> &Option<String> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |     pub fn override_files(&self) -> &bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/usecases/app.rs:27:57
[INFO] [stdout]    |
[INFO] [stdout] 27 |         to_str = String::from(new_path.to_str().unwrap().clone());
[INFO] [stdout]    |                                                         ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `override_files` and `new_name` are never read
[INFO] [stdout]  --> src/tools/argument.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Argument{
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub override_files:bool,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout] 9 |     pub new_name:Option<String>
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Argument` 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: methods `new_name` and `override_files` are never used
[INFO] [stdout]   --> src/tools/argument.rs:93:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Argument{
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 93 |     pub fn new_name(&self) -> &Option<String> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |     pub fn override_files(&self) -> &bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/usecases/app.rs:27:57
[INFO] [stdout]    |
[INFO] [stdout] 27 |         to_str = String::from(new_path.to_str().unwrap().clone());
[INFO] [stdout]    |                                                         ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "88c4ffb1344e24464af9db04322162604b1c6d36cdb728b8bb7f44a5fea5c214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c4ffb1344e24464af9db04322162604b1c6d36cdb728b8bb7f44a5fea5c214", kill_on_drop: false }`
[INFO] [stdout] 88c4ffb1344e24464af9db04322162604b1c6d36cdb728b8bb7f44a5fea5c214