[INFO] cloning repository https://github.com/pebble-rust/cargo-pebble
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pebble-rust/cargo-pebble" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpebble-rust%2Fcargo-pebble"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpebble-rust%2Fcargo-pebble'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 74f032e53d1ffafda5f2ec5ac99e4bd229ca7393
[INFO] checking pebble-rust/cargo-pebble against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpebble-rust%2Fcargo-pebble" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pebble-rust/cargo-pebble on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/pebble-rust/cargo-pebble
[INFO] finished tweaking git repo https://github.com/pebble-rust/cargo-pebble
[INFO] tweaked toml for git repo https://github.com/pebble-rust/cargo-pebble written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/pebble-rust/cargo-pebble already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6b66dc5dec926ac7c2a988014fd7c032810d29d8afef0a82ee96b235c8435ae2
[INFO] running `"docker" "start" "-a" "6b66dc5dec926ac7c2a988014fd7c032810d29d8afef0a82ee96b235c8435ae2"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking fs_extra v1.1.0
[INFO] [stderr]    Compiling serde v1.0.100
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.100
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking cargo-pebble-watch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Command`, `Output`
[INFO] [stderr]  --> src/commands/build.rs:7:20
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::process::{Command, Output};
[INFO] [stderr]   |                    ^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/commands/build.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `print_stderr`
[INFO] [stderr]  --> src/commands/run.rs:9:44
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::util::build_script::{run_build, print_stderr};
[INFO] [stderr]   |                                            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Output`
[INFO] [stderr]   --> src/commands/run.rs:10:29
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::process::{Command, Output};
[INFO] [stderr]    |                             ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/util/build_script.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::commands::CommandResult`
[INFO] [stderr]  --> src/util/cargo_lookup.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::commands::CommandResult;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::panic`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::panic;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Display`
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::fmt::Display;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Command`, `Output`
[INFO] [stderr]  --> src/commands/build.rs:7:20
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::process::{Command, Output};
[INFO] [stderr]   |                    ^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/commands/build.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `print_stderr`
[INFO] [stderr]  --> src/commands/run.rs:9:44
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::util::build_script::{run_build, print_stderr};
[INFO] [stderr]   |                                            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Output`
[INFO] [stderr]   --> src/commands/run.rs:10:29
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::process::{Command, Output};
[INFO] [stderr]    |                             ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/util/build_script.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::commands::CommandResult`
[INFO] [stderr]  --> src/util/cargo_lookup.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::commands::CommandResult;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::panic`
[INFO] [stderr]   --> src/main.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use std::panic;
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt::Display`
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use std::fmt::Display;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/commands/new.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 |     if let Some(name) = proj_name {
[INFO] [stderr]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/commands/build.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn run(args: &ArgMatches) -> CommandResult<CommandError> {
[INFO] [stderr]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/util/build_script.rs:44:17
[INFO] [stderr]    |
[INFO] [stderr] 44 |             Err(e) => return Err(CommandError {error_text: "Could not create crates dir.".to_owned()}),
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/util/build_script.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |         Err(e) => return Err(CommandError {error_text: "Could not create rustc temp dir.".to_owned()}),
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/commands/new.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 |     if let Some(name) = proj_name {
[INFO] [stderr]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/commands/build.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn run(args: &ArgMatches) -> CommandResult<CommandError> {
[INFO] [stderr]    |            ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/util/build_script.rs:44:17
[INFO] [stderr]    |
[INFO] [stderr] 44 |             Err(e) => return Err(CommandError {error_text: "Could not create crates dir.".to_owned()}),
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/util/build_script.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |         Err(e) => return Err(CommandError {error_text: "Could not create rustc temp dir.".to_owned()}),
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/util/build_script.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 | /     fs_extra::move_items(&move_paths, crates_dir.to_str().unwrap(),
[INFO] [stderr] 64 | |                          &fs_extra::dir::CopyOptions::new());
[INFO] [stderr]    | |_____________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/util/build_script.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     std::env::set_current_dir(&deps_dir);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/util/build_script.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     std::env::set_current_dir(crate_path.to_str().unwrap());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/util/build_script.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 | /     fs_extra::move_items(&move_paths, crates_dir.to_str().unwrap(),
[INFO] [stderr] 64 | |                          &fs_extra::dir::CopyOptions::new());
[INFO] [stderr]    | |_____________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/util/build_script.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     std::env::set_current_dir(&deps_dir);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/util/build_script.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     std::env::set_current_dir(crate_path.to_str().unwrap());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.01s
[INFO] running `"docker" "inspect" "6b66dc5dec926ac7c2a988014fd7c032810d29d8afef0a82ee96b235c8435ae2"`
[INFO] running `"docker" "rm" "-f" "6b66dc5dec926ac7c2a988014fd7c032810d29d8afef0a82ee96b235c8435ae2"`
[INFO] [stdout] 6b66dc5dec926ac7c2a988014fd7c032810d29d8afef0a82ee96b235c8435ae2