[INFO] cloning repository https://github.com/tnn4/typewriter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tnn4/typewriter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftnn4%2Ftypewriter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftnn4%2Ftypewriter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a3f5da1120a956affd01fa3477502121f10daea
[INFO] checking tnn4/typewriter against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftnn4%2Ftypewriter" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tnn4/typewriter
[INFO] finished tweaking git repo https://github.com/tnn4/typewriter
[INFO] tweaked toml for git repo https://github.com/tnn4/typewriter written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tnn4/typewriter on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tnn4/typewriter 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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 libc v0.2.135
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9d20370d7add6cbc3cb6d77126a6411fcbedf622ea9fb39962e6a447960f27e
[INFO] running `Command { std: "docker" "start" "-a" "f9d20370d7add6cbc3cb6d77126a6411fcbedf622ea9fb39962e6a447960f27e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9d20370d7add6cbc3cb6d77126a6411fcbedf622ea9fb39962e6a447960f27e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9d20370d7add6cbc3cb6d77126a6411fcbedf622ea9fb39962e6a447960f27e", kill_on_drop: false }`
[INFO] [stdout] f9d20370d7add6cbc3cb6d77126a6411fcbedf622ea9fb39962e6a447960f27e
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b539d2248fff875e459370cd8e47f3f453428016df2a7abf827e3d2c844465a
[INFO] running `Command { std: "docker" "start" "-a" "6b539d2248fff875e459370cd8e47f3f453428016df2a7abf827e3d2c844465a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking terminal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/lib.rs:99:19
[INFO] [stdout]    |
[INFO] [stdout] 99 |     use std::io::{self, Write};
[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: `self`
[INFO] [stdout]   --> src/lib.rs:99:19
[INFO] [stdout]    |
[INFO] [stdout] 99 |     use std::io::{self, Write};
[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: `buffer`
[INFO] [stdout]    --> src/lib.rs:261:13
[INFO] [stdout]     |
[INFO] [stdout] 261 |         let buffer="\\|/-";
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/lib.rs:298:25
[INFO] [stdout]     |
[INFO] [stdout] 298 |     fn get_char_colored(s: &String, n: usize, color: &str ){
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/lib.rs:298:37
[INFO] [stdout]     |
[INFO] [stdout] 298 |     fn get_char_colored(s: &String, n: usize, color: &str ){
[INFO] [stdout]     |                                     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file` is never used
[INFO] [stdout]   --> src/lib.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn read_file(path_to_file: &str) -> 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: function `print_file_contents` is never used
[INFO] [stdout]   --> src/lib.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn print_file_contents(input: &String){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_text_colored_in_ms` is never used
[INFO] [stdout]    --> src/lib.rs:156:8
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn type_text_colored_in_ms(s: ColoredString, ms: u64) 
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buffer`
[INFO] [stdout]    --> src/lib.rs:261:13
[INFO] [stdout]     |
[INFO] [stdout] 261 |         let buffer="\\|/-";
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/lib.rs:298:25
[INFO] [stdout]     |
[INFO] [stdout] 298 |     fn get_char_colored(s: &String, n: usize, color: &str ){
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/lib.rs:298:37
[INFO] [stdout]     |
[INFO] [stdout] 298 |     fn get_char_colored(s: &String, n: usize, color: &str ){
[INFO] [stdout]     |                                     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file` is never used
[INFO] [stdout]   --> src/lib.rs:56:4
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn read_file(path_to_file: &str) -> 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: function `print_file_contents` is never used
[INFO] [stdout]   --> src/lib.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn print_file_contents(input: &String){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_text_colored_in_ms` is never used
[INFO] [stdout]    --> src/lib.rs:156:8
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn type_text_colored_in_ms(s: ColoredString, ms: u64) 
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_rotating_slash` is never used
[INFO] [stdout]    --> src/lib.rs:260:8
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn type_rotating_slash(){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_char_colored` is never used
[INFO] [stdout]    --> src/lib.rs:298:8
[INFO] [stdout]     |
[INFO] [stdout] 298 |     fn get_char_colored(s: &String, n: usize, color: &str ){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `type_rotating_slash` is never used
[INFO] [stdout]    --> src/lib.rs:260:8
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn type_rotating_slash(){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_char_colored` is never used
[INFO] [stdout]    --> src/lib.rs:298:8
[INFO] [stdout]     |
[INFO] [stdout] 298 |     fn get_char_colored(s: &String, n: usize, color: &str ){
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tw`
[INFO] [stdout]  --> examples/reminder.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tw::term::typewritec;
[INFO] [stdout]   |     ^^ use of unresolved module or unlinked crate `tw`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tw`, use `cargo add tw` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tw`
[INFO] [stdout]  --> examples/reminder.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tw::clear_console;
[INFO] [stdout]   |     ^^ use of unresolved module or unlinked crate `tw`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tw`, use `cargo add tw` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `terminal` (example "reminder") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tw`
[INFO] [stdout]  --> examples/space-marine-intro.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tw::term::typewritec;
[INFO] [stdout]   |     ^^ use of unresolved module or unlinked crate `tw`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tw`, use `cargo add tw` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tw`
[INFO] [stdout]  --> examples/space-marine-intro.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tw::clear_console;
[INFO] [stdout]   |     ^^ use of unresolved module or unlinked crate `tw`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tw`, use `cargo add tw` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tw`
[INFO] [stdout]  --> examples/space-marine-intro.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tw::clear_line;
[INFO] [stdout]   |     ^^ use of unresolved module or unlinked crate `tw`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tw`, use `cargo add tw` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tw`
[INFO] [stdout]  --> examples/space-marine-intro.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use tw::clear_line2;
[INFO] [stdout]   |     ^^ use of unresolved module or unlinked crate `tw`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tw`, use `cargo add tw` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tw`
[INFO] [stdout]   --> examples/turtles.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     tw::term::typewritec(RED,"Helllllllllo world!\n");
[INFO] [stdout]    |     ^^ use of unresolved module or unlinked crate `tw`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tw`, use `cargo add tw` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tw`
[INFO] [stdout]   --> examples/turtles.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     tw::term::typewritec(RED,"Could you tell me what the world sits upon?\n");
[INFO] [stdout]    |     ^^ use of unresolved module or unlinked crate `tw`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tw`, use `cargo add tw` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tw`
[INFO] [stdout]   --> examples/turtles.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |         tw::term::typewritec(RED,"A turtle");
[INFO] [stdout]    |         ^^ use of unresolved module or unlinked crate `tw`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tw`, use `cargo add tw` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tw`
[INFO] [stdout]   --> examples/turtles.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         tw::term::typewritec("green","And that sits upon?\n");
[INFO] [stdout]    |         ^^ use of unresolved module or unlinked crate `tw`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tw`, use `cargo add tw` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `terminal` (example "space-marine-intro") due to 4 previous errors
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tw`
[INFO] [stdout]   --> examples/turtles.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     tw::term::typewritec("red", "A TURTLE! THERE ARE TURTLES ALL THE WAY DOWN");
[INFO] [stdout]    |     ^^ use of unresolved module or unlinked crate `tw`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tw`, use `cargo add tw` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tw`
[INFO] [stdout]   --> examples/turtles.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     tw::term::typewritec("blue","some stringggggggggggggggggggggggggggggggggg");
[INFO] [stdout]    |     ^^ use of unresolved module or unlinked crate `tw`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tw`, use `cargo add tw` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tw`
[INFO] [stdout]   --> examples/turtles.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     tw::term::typewritec("green","some stringggggggggggggggggggggggggggggggggg");
[INFO] [stdout]    |     ^^ use of unresolved module or unlinked crate `tw`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `tw`, use `cargo add tw` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `colored::Colorize`
[INFO] [stdout]  --> examples/turtles.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use colored::Colorize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tw`
[INFO] [stdout]  --> examples/turtles.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     tw::sleep_ms(50);
[INFO] [stdout]   |     ^^ use of unresolved module or unlinked crate `tw`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `tw`, use `cargo add tw` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `terminal` (example "turtles") due to 8 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "6b539d2248fff875e459370cd8e47f3f453428016df2a7abf827e3d2c844465a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b539d2248fff875e459370cd8e47f3f453428016df2a7abf827e3d2c844465a", kill_on_drop: false }`
[INFO] [stdout] 6b539d2248fff875e459370cd8e47f3f453428016df2a7abf827e3d2c844465a
