[INFO] cloning repository https://github.com/berserkenthusiastabishek/rtools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/berserkenthusiastabishek/rtools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberserkenthusiastabishek%2Frtools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberserkenthusiastabishek%2Frtools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9109b6f0de571b61588a8a5516623718c1b91ec5
[INFO] building berserkenthusiastabishek/rtools against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberserkenthusiastabishek%2Frtools" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/berserkenthusiastabishek/rtools
[INFO] finished tweaking git repo https://github.com/berserkenthusiastabishek/rtools
[INFO] tweaked toml for git repo https://github.com/berserkenthusiastabishek/rtools written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/berserkenthusiastabishek/rtools on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/berserkenthusiastabishek/rtools 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" "+58b1b3c5342a414c161338871f8004258ccef2a7" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded termion v2.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b10889e879c4c1a52ddcd692f25ddee7d9abc7522dda5592ff0ea2d695f87d48
[INFO] running `Command { std: "docker" "start" "-a" "b10889e879c4c1a52ddcd692f25ddee7d9abc7522dda5592ff0ea2d695f87d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b10889e879c4c1a52ddcd692f25ddee7d9abc7522dda5592ff0ea2d695f87d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b10889e879c4c1a52ddcd692f25ddee7d9abc7522dda5592ff0ea2d695f87d48", kill_on_drop: false }`
[INFO] [stdout] b10889e879c4c1a52ddcd692f25ddee7d9abc7522dda5592ff0ea2d695f87d48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ed8004b3eb26f301082a3269b53806a70f5e4e133b3b208f9f2c9563aa10a2b
[INFO] running `Command { std: "docker" "start" "-a" "7ed8004b3eb26f301082a3269b53806a70f5e4e133b3b208f9f2c9563aa10a2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.11
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling termion v2.0.3
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling colored v2.0.4
[INFO] [stderr]    Compiling rtools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rcs_config`
[INFO] [stdout]  --> src/bin/rcs/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let rcs_config : config::RCSConfig =  parse_args();
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rcs_config`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `command_name` and `arguments` are never read
[INFO] [stdout]  --> src/bin/rcs/config.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct RCSConfig {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 3 |     pub command_name: String,
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 4 |     pub arguments: Vec<String>,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::current`
[INFO] [stdout]  --> src/bin/rnano/document.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thread::current;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]  --> src/bin/rgrep/config.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct GrepConfig {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub options: HashMap<String, String>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_name` is never read
[INFO] [stdout]   --> src/bin/rnano/editor.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct Editor {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 41 |     pub file_name: String,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_colour` is never used
[INFO] [stdout]  --> src/bin/rnano/highlighting.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Type {
[INFO] [stdout]   | --------- method in this implementation
[INFO] [stdout] 9 |     fn to_colour (&self) -> impl color::Color {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.06s
[INFO] running `Command { std: "docker" "inspect" "7ed8004b3eb26f301082a3269b53806a70f5e4e133b3b208f9f2c9563aa10a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed8004b3eb26f301082a3269b53806a70f5e4e133b3b208f9f2c9563aa10a2b", kill_on_drop: false }`
[INFO] [stdout] 7ed8004b3eb26f301082a3269b53806a70f5e4e133b3b208f9f2c9563aa10a2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21cbe3d0846ffb75630c2bf68d4144d2ac656c137e9e41ff0df3008d23a4b9c2
[INFO] running `Command { std: "docker" "start" "-a" "21cbe3d0846ffb75630c2bf68d4144d2ac656c137e9e41ff0df3008d23a4b9c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rtools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `options` is never read
[INFO] [stdout]  --> src/bin/rgrep/config.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct GrepConfig {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub options: HashMap<String, String>,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::current`
[INFO] [stdout]  --> src/bin/rnano/document.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::thread::current;
[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 variable: `rcs_config`
[INFO] [stdout]  --> src/bin/rcs/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let rcs_config : config::RCSConfig =  parse_args();
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rcs_config`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `command_name` and `arguments` are never read
[INFO] [stdout]  --> src/bin/rcs/config.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct RCSConfig {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 3 |     pub command_name: String,
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 4 |     pub arguments: Vec<String>,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_name` is never read
[INFO] [stdout]   --> src/bin/rnano/editor.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct Editor {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 41 |     pub file_name: String,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_colour` is never used
[INFO] [stdout]  --> src/bin/rnano/highlighting.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | impl Type {
[INFO] [stdout]   | --------- method in this implementation
[INFO] [stdout] 9 |     fn to_colour (&self) -> impl color::Color {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "21cbe3d0846ffb75630c2bf68d4144d2ac656c137e9e41ff0df3008d23a4b9c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21cbe3d0846ffb75630c2bf68d4144d2ac656c137e9e41ff0df3008d23a4b9c2", kill_on_drop: false }`
[INFO] [stdout] 21cbe3d0846ffb75630c2bf68d4144d2ac656c137e9e41ff0df3008d23a4b9c2