[INFO] cloning repository https://github.com/coder543/rush
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coder543/rush" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoder543%2Frush", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoder543%2Frush'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95445da9be08716651d75cb19d6ebefd0203fc58
[INFO] testing coder543/rush against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoder543%2Frush" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coder543/rush on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/coder543/rush
[INFO] finished tweaking git repo https://github.com/coder543/rush
[INFO] tweaked toml for git repo https://github.com/coder543/rush written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/coder543/rush already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dc04d3ca5f71d011b0abf80af8a55f93f23e64a465e6352fc15c94ef4b2949f4
[INFO] running `Command { std: "docker" "start" "-a" "dc04d3ca5f71d011b0abf80af8a55f93f23e64a465e6352fc15c94ef4b2949f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc04d3ca5f71d011b0abf80af8a55f93f23e64a465e6352fc15c94ef4b2949f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc04d3ca5f71d011b0abf80af8a55f93f23e64a465e6352fc15c94ef4b2949f4", kill_on_drop: false }`
[INFO] [stdout] dc04d3ca5f71d011b0abf80af8a55f93f23e64a465e6352fc15c94ef4b2949f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea6a7ad58f0722a8be4b539e4d29724d861c6b4ee18df69bf11b43ed246dfb5f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ea6a7ad58f0722a8be4b539e4d29724d861c6b4ee18df69bf11b43ed246dfb5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.32
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling username v0.2.0
[INFO] [stderr]    Compiling try_opt v0.1.1
[INFO] [stderr]    Compiling ncurses v5.86.0
[INFO] [stderr]    Compiling pancurses v0.11.0
[INFO] [stderr]    Compiling rush v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `debug`
[INFO] [stdout]   --> src/interpreter/walker.rs:29:23
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn run(&self, debug: &DebugInfo, memory: &mut Memory) -> Result<Expr, String> {
[INFO] [stdout]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/interpreter/walker.rs:335:9
[INFO] [stdout]     |
[INFO] [stdout] 335 |     for mut expr in exprs {
[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: struct is never constructed: `Recorder`
[INFO] [stdout]  --> src/interactive/recorder.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Recorder {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Uploader`
[INFO] [stdout]  --> src/interactive/uploader.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Uploader {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stdout`
[INFO] [stdout]  --> src/interactive/uploader.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn stdout<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stderr`
[INFO] [stdout]   --> src/interactive/uploader.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn stderr<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stdin`
[INFO] [stdout]   --> src/interactive/uploader.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn stdin<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `subrecorder`
[INFO] [stdout]   --> src/interactive/uploader.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn subrecorder(&self) -> Uploader {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Record`
[INFO] [stdout]   --> src/interactive/mod.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Record {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/interactive/mod.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(text: String) -> Record {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Message`
[INFO] [stdout]   --> src/interactive/mod.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub enum Message {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_channel`
[INFO] [stdout]   --> src/interactive/mod.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn make_channel() -> (Uploader, Recorder) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.43s
[INFO] running `Command { std: "docker" "inspect" "ea6a7ad58f0722a8be4b539e4d29724d861c6b4ee18df69bf11b43ed246dfb5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea6a7ad58f0722a8be4b539e4d29724d861c6b4ee18df69bf11b43ed246dfb5f", kill_on_drop: false }`
[INFO] [stdout] ea6a7ad58f0722a8be4b539e4d29724d861c6b4ee18df69bf11b43ed246dfb5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccbf1cb1e58f3fff32c4a9cc390de9ff89d63671adeba6dc7d3b785a412faee6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ccbf1cb1e58f3fff32c4a9cc390de9ff89d63671adeba6dc7d3b785a412faee6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rush v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `debug`
[INFO] [stdout]   --> src/interpreter/walker.rs:29:23
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn run(&self, debug: &DebugInfo, memory: &mut Memory) -> Result<Expr, String> {
[INFO] [stdout]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/interpreter/walker.rs:335:9
[INFO] [stdout]     |
[INFO] [stdout] 335 |     for mut expr in exprs {
[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: struct is never constructed: `Recorder`
[INFO] [stdout]  --> src/interactive/recorder.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Recorder {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Uploader`
[INFO] [stdout]  --> src/interactive/uploader.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Uploader {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stdout`
[INFO] [stdout]  --> src/interactive/uploader.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn stdout<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stderr`
[INFO] [stdout]   --> src/interactive/uploader.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn stderr<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stdin`
[INFO] [stdout]   --> src/interactive/uploader.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn stdin<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `subrecorder`
[INFO] [stdout]   --> src/interactive/uploader.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn subrecorder(&self) -> Uploader {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Record`
[INFO] [stdout]   --> src/interactive/mod.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Record {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/interactive/mod.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(text: String) -> Record {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Message`
[INFO] [stdout]   --> src/interactive/mod.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub enum Message {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_channel`
[INFO] [stdout]   --> src/interactive/mod.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn make_channel() -> (Uploader, Recorder) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `debug`
[INFO] [stdout]   --> src/interpreter/walker.rs:29:23
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn run(&self, debug: &DebugInfo, memory: &mut Memory) -> Result<Expr, String> {
[INFO] [stdout]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/interpreter/walker.rs:335:9
[INFO] [stdout]     |
[INFO] [stdout] 335 |     for mut expr in exprs {
[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: struct is never constructed: `Recorder`
[INFO] [stdout]  --> src/interactive/recorder.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Recorder {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Uploader`
[INFO] [stdout]  --> src/interactive/uploader.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Uploader {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stdout`
[INFO] [stdout]  --> src/interactive/uploader.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn stdout<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stderr`
[INFO] [stdout]   --> src/interactive/uploader.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn stderr<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stdin`
[INFO] [stdout]   --> src/interactive/uploader.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn stdin<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `subrecorder`
[INFO] [stdout]   --> src/interactive/uploader.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn subrecorder(&self) -> Uploader {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Record`
[INFO] [stdout]   --> src/interactive/mod.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Record {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/interactive/mod.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(text: String) -> Record {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Message`
[INFO] [stdout]   --> src/interactive/mod.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub enum Message {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_channel`
[INFO] [stdout]   --> src/interactive/mod.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn make_channel() -> (Uploader, Recorder) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.54s
[INFO] running `Command { std: "docker" "inspect" "ccbf1cb1e58f3fff32c4a9cc390de9ff89d63671adeba6dc7d3b785a412faee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccbf1cb1e58f3fff32c4a9cc390de9ff89d63671adeba6dc7d3b785a412faee6", kill_on_drop: false }`
[INFO] [stdout] ccbf1cb1e58f3fff32c4a9cc390de9ff89d63671adeba6dc7d3b785a412faee6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d04738b0c4d09df78302269bfefbb39b73751c293c4a750e845c403eb88be32b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d04738b0c4d09df78302269bfefbb39b73751c293c4a750e845c403eb88be32b", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `debug`
[INFO] [stderr]   --> src/interpreter/walker.rs:29:23
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn run(&self, debug: &DebugInfo, memory: &mut Memory) -> Result<Expr, String> {
[INFO] [stderr]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/interpreter/walker.rs:335:9
[INFO] [stderr]     |
[INFO] [stderr] 335 |     for mut expr in exprs {
[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: struct is never constructed: `Recorder`
[INFO] [stderr]  --> src/interactive/recorder.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Recorder {
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Uploader`
[INFO] [stderr]  --> src/interactive/uploader.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Uploader {
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `stdout`
[INFO] [stderr]  --> src/interactive/uploader.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn stdout<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `stderr`
[INFO] [stderr]   --> src/interactive/uploader.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn stderr<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `stdin`
[INFO] [stderr]   --> src/interactive/uploader.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn stdin<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `subrecorder`
[INFO] [stderr]   --> src/interactive/uploader.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn subrecorder(&self) -> Uploader {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Record`
[INFO] [stderr]   --> src/interactive/mod.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Record {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/interactive/mod.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(text: String) -> Record {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Message`
[INFO] [stderr]   --> src/interactive/mod.rs:26:10
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub enum Message {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_channel`
[INFO] [stderr]   --> src/interactive/mod.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn make_channel() -> (Uploader, Recorder) {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `debug`
[INFO] [stderr]   --> src/interpreter/walker.rs:29:23
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn run(&self, debug: &DebugInfo, memory: &mut Memory) -> Result<Expr, String> {
[INFO] [stderr]    |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/interpreter/walker.rs:335:9
[INFO] [stderr]     |
[INFO] [stderr] 335 |     for mut expr in exprs {
[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: struct is never constructed: `Recorder`
[INFO] [stderr]  --> src/interactive/recorder.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Recorder {
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Uploader`
[INFO] [stderr]  --> src/interactive/uploader.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Uploader {
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `stdout`
[INFO] [stderr]  --> src/interactive/uploader.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn stdout<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `stderr`
[INFO] [stderr]   --> src/interactive/uploader.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn stderr<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `stdin`
[INFO] [stderr]   --> src/interactive/uploader.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn stdin<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `subrecorder`
[INFO] [stderr]   --> src/interactive/uploader.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn subrecorder(&self) -> Uploader {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Record`
[INFO] [stderr]   --> src/interactive/mod.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Record {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/interactive/mod.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(text: String) -> Record {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Message`
[INFO] [stderr]   --> src/interactive/mod.rs:26:10
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub enum Message {
[INFO] [stderr]    |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_channel`
[INFO] [stderr]   --> src/interactive/mod.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn make_channel() -> (Uploader, Recorder) {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rush-30d4f450c04d562d
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test interpreter::ast::tests::parse_array_assign ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_float ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_factorial ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_int ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_ident ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_for ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_misc ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_operator ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_string ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_bool ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_command ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_negate ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_string2 ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_add ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_add2 ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_array ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_subdivision ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_if ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_function ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_unknown ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_word_operators ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_assign ... ok
[INFO] [stdout] test interpreter::walker::tests::walk_assign ... ok
[INFO] [stdout] test interpreter::walker::tests::walk_assign2 ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_inline_command ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_while ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_sub_add ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_parenthetic ... ok
[INFO] [stdout] test interpreter::walker::tests::walk_assign_undefined ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rush-5dd4a2bedeae327c
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rush
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d04738b0c4d09df78302269bfefbb39b73751c293c4a750e845c403eb88be32b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d04738b0c4d09df78302269bfefbb39b73751c293c4a750e845c403eb88be32b", kill_on_drop: false }`
[INFO] [stdout] d04738b0c4d09df78302269bfefbb39b73751c293c4a750e845c403eb88be32b