[INFO] cloning repository https://github.com/K4rakara/tbrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/K4rakara/tbrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK4rakara%2Ftbrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK4rakara%2Ftbrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b41e2ffe807351460f3866beb9bda7ee63b30f69
[INFO] checking K4rakara/tbrs against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FK4rakara%2Ftbrs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/K4rakara/tbrs
[INFO] finished tweaking git repo https://github.com/K4rakara/tbrs
[INFO] tweaked toml for git repo https://github.com/K4rakara/tbrs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/K4rakara/tbrs on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/K4rakara/tbrs 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded addr2line v0.15.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e0d78ab922194dd3299dc01167605f36cd08e567c4a48f6f792d03697207f39
[INFO] running `Command { std: "docker" "start" "-a" "8e0d78ab922194dd3299dc01167605f36cd08e567c4a48f6f792d03697207f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e0d78ab922194dd3299dc01167605f36cd08e567c4a48f6f792d03697207f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e0d78ab922194dd3299dc01167605f36cd08e567c4a48f6f792d03697207f39", kill_on_drop: false }`
[INFO] [stdout] 8e0d78ab922194dd3299dc01167605f36cd08e567c4a48f6f792d03697207f39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fddaad19536edbfedb6ef54f8ae09c203f3c8effcfe789d5fdcfa10418bad37
[INFO] running `Command { std: "docker" "start" "-a" "8fddaad19536edbfedb6ef54f8ae09c203f3c8effcfe789d5fdcfa10418bad37", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking addr2line v0.15.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tbrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_blocks)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::collections::HashMap;
[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: `std::env`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::env;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Debug` and `self`
[INFO] [stdout]   --> src/main.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fmt::{ self, Debug };
[INFO] [stdout]    |                 ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DateTime` and `Utc`
[INFO] [stdout]   --> src/main.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 | use chrono::{ DateTime, Utc };
[INFO] [stdout]    |               ^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Arg`
[INFO] [stdout]   --> src/main.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 | use clap::{ App, Arg };
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]   --> src/main.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 | use serde::{ Deserialize, Serialize };
[INFO] [stdout]    |              ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_blocks)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::collections::HashMap;
[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: `std::env`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::env;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Debug` and `self`
[INFO] [stdout]   --> src/main.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fmt::{ self, Debug };
[INFO] [stdout]    |                 ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DateTime` and `Utc`
[INFO] [stdout]   --> src/main.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 | use chrono::{ DateTime, Utc };
[INFO] [stdout]    |               ^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Arg`
[INFO] [stdout]   --> src/main.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 | use clap::{ App, Arg };
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]   --> src/main.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 | use serde::{ Deserialize, Serialize };
[INFO] [stdout]    |              ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> src/main.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let matches = App::new("taskbook-rs")
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tbrs` (bin "tbrs") due to 1 previous error; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]   --> src/main.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let matches = App::new("taskbook-rs")
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tbrs` (bin "tbrs" test) due to 1 previous error; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8fddaad19536edbfedb6ef54f8ae09c203f3c8effcfe789d5fdcfa10418bad37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fddaad19536edbfedb6ef54f8ae09c203f3c8effcfe789d5fdcfa10418bad37", kill_on_drop: false }`
[INFO] [stdout] 8fddaad19536edbfedb6ef54f8ae09c203f3c8effcfe789d5fdcfa10418bad37
