[INFO] cloning repository https://github.com/0xd34b33f/taskmaster
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xd34b33f/taskmaster" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xd34b33f%2Ftaskmaster", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xd34b33f%2Ftaskmaster'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e08d371aa7c707d26465dba65b11c49b6a6db44
[INFO] checking 0xd34b33f/taskmaster against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xd34b33f%2Ftaskmaster" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0xd34b33f/taskmaster
[INFO] finished tweaking git repo https://github.com/0xd34b33f/taskmaster
[INFO] tweaked toml for git repo https://github.com/0xd34b33f/taskmaster written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xd34b33f/taskmaster on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xd34b33f/taskmaster 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded colored v1.8.0
[INFO] [stderr]   Downloaded yaml-rust v0.4.3
[INFO] [stderr]   Downloaded winconsole v0.10.0
[INFO] [stderr]   Downloaded signal v0.7.0
[INFO] [stderr]   Downloaded rgb v0.8.14
[INFO] [stderr]   Downloaded approx v0.1.1
[INFO] [stderr]   Downloaded cgmath v0.16.1
[INFO] [stderr]   Downloaded chrono v0.4.9
[INFO] [stderr]   Downloaded fern v0.5.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7fb38d4f74e1d35a8de0d77a8772a163145446089412ee15386b07481a4ae0d5
[INFO] running `Command { std: "docker" "start" "7fb38d4f74e1d35a8de0d77a8772a163145446089412ee15386b07481a4ae0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fb38d4f74e1d35a8de0d77a8772a163145446089412ee15386b07481a4ae0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7fb38d4f74e1d35a8de0d77a8772a163145446089412ee15386b07481a4ae0d5" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fb38d4f74e1d35a8de0d77a8772a163145446089412ee15386b07481a4ae0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7fb38d4f74e1d35a8de0d77a8772a163145446089412ee15386b07481a4ae0d5" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking rgb v0.8.14
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking client v0.1.0 (/opt/rustwide/workdir/client)
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking fern v0.5.9
[INFO] [stderr]     Checking signal v0.7.0
[INFO] [stderr]     Checking server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stdout] warning: unused import: `crate::config_reader::read_config`
[INFO] [stdout]  --> server/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::config_reader::read_config;
[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: `clap::App`
[INFO] [stdout]  --> server/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use clap::App;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`, `trace`, and `warn`
[INFO] [stdout]  --> server/src/main.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{debug, error, info, trace, warn};
[INFO] [stdout]   |                  ^^^^^  ^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> server/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::Level::Warn`
[INFO] [stdout]   --> server/src/config_reader/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use log::Level::Warn;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> server/src/config_reader/mod.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | use log::{debug, error, info, trace, warn};
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Stdio`
[INFO] [stdout]   --> server/src/config_reader/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::process::Stdio;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `trace` and `warn`
[INFO] [stdout]  --> server/src/task_mangment/mod.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{debug, error, info, trace, warn};
[INFO] [stdout]   |                               ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> server/src/task_mangment/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write` and `stdout`
[INFO] [stdout]  --> server/src/task_mangment/mod.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{stdout, Write};
[INFO] [stdout]   |               ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Child`
[INFO] [stdout]  --> server/src/task_mangment/mod.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::process::{Child, Command, Stdio};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> server/src/task_mangment/mod.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |         Ok(h) => info!("Successfully spawned {:#?}", h),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `info` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config_reader::read_config`
[INFO] [stdout]  --> server/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::config_reader::read_config;
[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: `clap::App`
[INFO] [stdout]  --> server/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use clap::App;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`, `trace`, and `warn`
[INFO] [stdout]  --> server/src/main.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use log::{debug, error, info, trace, warn};
[INFO] [stdout]   |                  ^^^^^  ^^^^  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> server/src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::Level::Warn`
[INFO] [stdout]   --> server/src/config_reader/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use log::Level::Warn;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> server/src/config_reader/mod.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | use log::{debug, error, info, trace, warn};
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Stdio`
[INFO] [stdout]   --> server/src/config_reader/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::process::Stdio;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `trace` and `warn`
[INFO] [stdout]  --> server/src/task_mangment/mod.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{debug, error, info, trace, warn};
[INFO] [stdout]   |                               ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> server/src/task_mangment/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write` and `stdout`
[INFO] [stdout]  --> server/src/task_mangment/mod.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{stdout, Write};
[INFO] [stdout]   |               ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Child`
[INFO] [stdout]  --> server/src/task_mangment/mod.rs:6:20
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::process::{Child, Command, Stdio};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> server/src/task_mangment/mod.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |         Ok(h) => info!("Successfully spawned {:#?}", h),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: `#[warn(semicolon_in_expressions_from_non_local_macros)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `info` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ProcessInfo` is never constructed
[INFO] [stdout]  --> server/src/task_mangment/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct ProcessInfo {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TaskState` is never constructed
[INFO] [stdout]   --> server/src/task_mangment/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct TaskState {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ProcessInfo` is never constructed
[INFO] [stdout]  --> server/src/task_mangment/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct ProcessInfo {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TaskState` is never constructed
[INFO] [stdout]   --> server/src/task_mangment/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct TaskState {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "7fb38d4f74e1d35a8de0d77a8772a163145446089412ee15386b07481a4ae0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb38d4f74e1d35a8de0d77a8772a163145446089412ee15386b07481a4ae0d5", kill_on_drop: false }`
[INFO] [stdout] 7fb38d4f74e1d35a8de0d77a8772a163145446089412ee15386b07481a4ae0d5
