[INFO] cloning repository https://github.com/jamespharaoh/jtx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamespharaoh/jtx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamespharaoh%2Fjtx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamespharaoh%2Fjtx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ca4198a30ce324ae94a4ef0cd6d4feaee908482
[INFO] testing jamespharaoh/jtx against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamespharaoh%2Fjtx" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jamespharaoh/jtx
[INFO] finished tweaking git repo https://github.com/jamespharaoh/jtx
[INFO] tweaked toml for git repo https://github.com/jamespharaoh/jtx written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jamespharaoh/jtx on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jamespharaoh/jtx 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29b5263ea3202d93f96bfbd856d8ddf64bd281da074cea5d64de069c1d5e4b08
[INFO] running `Command { std: "docker" "start" "-a" "29b5263ea3202d93f96bfbd856d8ddf64bd281da074cea5d64de069c1d5e4b08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29b5263ea3202d93f96bfbd856d8ddf64bd281da074cea5d64de069c1d5e4b08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b5263ea3202d93f96bfbd856d8ddf64bd281da074cea5d64de069c1d5e4b08", kill_on_drop: false }`
[INFO] [stdout] 29b5263ea3202d93f96bfbd856d8ddf64bd281da074cea5d64de069c1d5e4b08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9e605fea39657ef3541e25d546e17dcda8bb7f0bbf86fccbdd978a68ef88d3c
[INFO] running `Command { std: "docker" "start" "-a" "b9e605fea39657ef3541e25d546e17dcda8bb7f0bbf86fccbdd978a68ef88d3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling termios v0.3.3
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling jtx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/editor.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/config.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut config_str = fs::read_to_string (config_path) ?;
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `misc` is never read
[INFO] [stdout]   --> src/config.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 13 |     pub misc: ConfigMisc,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tab_size` is never read
[INFO] [stdout]   --> src/config.rs:42:6
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct ConfigMisc {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 41 |     #[ serde (rename = "tab-size") ]
[INFO] [stdout] 42 |     pub tab_size: usize,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileType` is never constructed
[INFO] [stdout]   --> src/config.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct FileType {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `peek_left` and `peek_right` are never used
[INFO] [stdout]    --> src/buffer.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout]  13 | impl Buffer {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 184 |     pub fn peek_left (& self) -> Option <char> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 |     pub fn peek_right (& self) -> Option <char> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/editor.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Editor {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     config: Config,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.79s
[INFO] running `Command { std: "docker" "inspect" "b9e605fea39657ef3541e25d546e17dcda8bb7f0bbf86fccbdd978a68ef88d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e605fea39657ef3541e25d546e17dcda8bb7f0bbf86fccbdd978a68ef88d3c", kill_on_drop: false }`
[INFO] [stdout] b9e605fea39657ef3541e25d546e17dcda8bb7f0bbf86fccbdd978a68ef88d3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee7aa8c229e0fc00d12a89558af7606940c18cfa0ca060dfe8d16e5db95d0ef5
[INFO] running `Command { std: "docker" "start" "-a" "ee7aa8c229e0fc00d12a89558af7606940c18cfa0ca060dfe8d16e5db95d0ef5", kill_on_drop: false }`
[INFO] [stderr]    Compiling jtx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/editor.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/config.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut config_str = fs::read_to_string (config_path) ?;
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `misc` is never read
[INFO] [stdout]   --> src/config.rs:13:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 13 |     pub misc: ConfigMisc,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tab_size` is never read
[INFO] [stdout]   --> src/config.rs:42:6
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct ConfigMisc {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 41 |     #[ serde (rename = "tab-size") ]
[INFO] [stdout] 42 |     pub tab_size: usize,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileType` is never constructed
[INFO] [stdout]   --> src/config.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct FileType {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `peek_left` and `peek_right` are never used
[INFO] [stdout]    --> src/buffer.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout]  13 | impl Buffer {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 184 |     pub fn peek_left (& self) -> Option <char> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 189 |     pub fn peek_right (& self) -> Option <char> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/editor.rs:17:2
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Editor {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     config: Config,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "ee7aa8c229e0fc00d12a89558af7606940c18cfa0ca060dfe8d16e5db95d0ef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee7aa8c229e0fc00d12a89558af7606940c18cfa0ca060dfe8d16e5db95d0ef5", kill_on_drop: false }`
[INFO] [stdout] ee7aa8c229e0fc00d12a89558af7606940c18cfa0ca060dfe8d16e5db95d0ef5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 77a0a62e25a9800c0dd19a08d1e503a8e1de865b55176c77d26f5f2e6b196812
[INFO] running `Command { std: "docker" "start" "-a" "77a0a62e25a9800c0dd19a08d1e503a8e1de865b55176c77d26f5f2e6b196812", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/editor.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/config.rs:25:7
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let mut config_str = fs::read_to_string (config_path) ?;
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `misc` is never read
[INFO] [stderr]   --> src/config.rs:13:6
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Config {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] 13 |     pub misc: ConfigMisc,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `tab_size` is never read
[INFO] [stderr]   --> src/config.rs:42:6
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub struct ConfigMisc {
[INFO] [stderr]    |            ---------- field in this struct
[INFO] [stderr] 41 |     #[ serde (rename = "tab-size") ]
[INFO] [stderr] 42 |     pub tab_size: usize,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FileType` is never constructed
[INFO] [stderr]   --> src/config.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub struct FileType {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `peek_left` and `peek_right` are never used
[INFO] [stderr]    --> src/buffer.rs:184:9
[INFO] [stderr]     |
[INFO] [stderr]  13 | impl Buffer {
[INFO] [stderr]     | ----------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 184 |     pub fn peek_left (& self) -> Option <char> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 189 |     pub fn peek_right (& self) -> Option <char> {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `config` is never read
[INFO] [stderr]   --> src/editor.rs:17:2
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub struct Editor {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 17 |     config: Config,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `jtx` (bin "jtx" test) generated 7 warnings (run `cargo fix --bin "jtx" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/jtx-0d7bea40371aa9f2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "77a0a62e25a9800c0dd19a08d1e503a8e1de865b55176c77d26f5f2e6b196812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77a0a62e25a9800c0dd19a08d1e503a8e1de865b55176c77d26f5f2e6b196812", kill_on_drop: false }`
[INFO] [stdout] 77a0a62e25a9800c0dd19a08d1e503a8e1de865b55176c77d26f5f2e6b196812