[INFO] cloning repository https://github.com/LightningCreations/lcsh
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LightningCreations/lcsh" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLightningCreations%2Flcsh", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLightningCreations%2Flcsh'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a892c85e8042d9ee8dea9b1adfdae8bbe1b1a1dc
[INFO] testing LightningCreations/lcsh against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLightningCreations%2Flcsh" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LightningCreations/lcsh on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LightningCreations/lcsh
[INFO] finished tweaking git repo https://github.com/LightningCreations/lcsh
[INFO] tweaked toml for git repo https://github.com/LightningCreations/lcsh written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/LightningCreations/lcsh already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1090fb6be1a6f7de135edb843f90a57ee4adb8bf55cd87c84911cc5361dc957
[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" "f1090fb6be1a6f7de135edb843f90a57ee4adb8bf55cd87c84911cc5361dc957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1090fb6be1a6f7de135edb843f90a57ee4adb8bf55cd87c84911cc5361dc957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1090fb6be1a6f7de135edb843f90a57ee4adb8bf55cd87c84911cc5361dc957", kill_on_drop: false }`
[INFO] [stdout] f1090fb6be1a6f7de135edb843f90a57ee4adb8bf55cd87c84911cc5361dc957
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", 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] d1ea6dc6d8fef51064bca0716195c8d322f04e2f047abadb34281fc4a925a486
[INFO] running `Command { std: "docker" "start" "-a" "d1ea6dc6d8fef51064bca0716195c8d322f04e2f047abadb34281fc4a925a486", kill_on_drop: false }`
[INFO] [stderr]    Compiling lcsh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::commands::Commands`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::commands::Commands;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `process::Child`
[INFO] [stdout]  --> src/commands.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, process::Child};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     for l in std::io::stdin().lock().lines() {
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Redirect`
[INFO] [stdout]  --> src/commands.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Redirect<'a> {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Commands`
[INFO] [stdout]   --> src/commands.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Commands<'a> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `CommandEvalResult`
[INFO] [stdout]   --> src/commands.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub enum CommandEvalResult {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `should_block`
[INFO] [stdout]   --> src/commands.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn should_block(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `execute`
[INFO] [stdout]   --> src/commands.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn execute(&self) -> std::io::Result<Option<CommandEvalResult>> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "d1ea6dc6d8fef51064bca0716195c8d322f04e2f047abadb34281fc4a925a486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1ea6dc6d8fef51064bca0716195c8d322f04e2f047abadb34281fc4a925a486", kill_on_drop: false }`
[INFO] [stdout] d1ea6dc6d8fef51064bca0716195c8d322f04e2f047abadb34281fc4a925a486
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27b6a20f99f82e505077d8da42a1a1df99f426846534c47dc843cd20ad961204
[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" "27b6a20f99f82e505077d8da42a1a1df99f426846534c47dc843cd20ad961204", kill_on_drop: false }`
[INFO] [stderr]    Compiling lcsh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::commands::Commands`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::commands::Commands;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `process::Child`
[INFO] [stdout]  --> src/commands.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, process::Child};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     for l in std::io::stdin().lock().lines() {
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Redirect`
[INFO] [stdout]  --> src/commands.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Redirect<'a> {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Commands`
[INFO] [stdout]   --> src/commands.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Commands<'a> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `CommandEvalResult`
[INFO] [stdout]   --> src/commands.rs:26:10
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub enum CommandEvalResult {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `should_block`
[INFO] [stdout]   --> src/commands.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn should_block(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `execute`
[INFO] [stdout]   --> src/commands.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn execute(&self) -> std::io::Result<Option<CommandEvalResult>> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "27b6a20f99f82e505077d8da42a1a1df99f426846534c47dc843cd20ad961204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27b6a20f99f82e505077d8da42a1a1df99f426846534c47dc843cd20ad961204", kill_on_drop: false }`
[INFO] [stdout] 27b6a20f99f82e505077d8da42a1a1df99f426846534c47dc843cd20ad961204
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1bd3e094ba29d73caadd0892600804423da45b1e15b659219d7420aa1c8b1672
[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" "1bd3e094ba29d73caadd0892600804423da45b1e15b659219d7420aa1c8b1672", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `crate::commands::Commands`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 3 | use crate::commands::Commands;
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `process::Child`
[INFO] [stderr]  --> src/commands.rs:1:33
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{collections::HashMap, process::Child};
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `l`
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     for l in std::io::stdin().lock().lines() {
[INFO] [stderr]   |         ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Redirect`
[INFO] [stderr]  --> src/commands.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum Redirect<'a> {
[INFO] [stderr]   |          ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Commands`
[INFO] [stderr]   --> src/commands.rs:12:10
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub enum Commands<'a> {
[INFO] [stderr]    |          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `CommandEvalResult`
[INFO] [stderr]   --> src/commands.rs:26:10
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub enum CommandEvalResult {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `should_block`
[INFO] [stderr]   --> src/commands.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn should_block(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `execute`
[INFO] [stderr]   --> src/commands.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn execute(&self) -> std::io::Result<Option<CommandEvalResult>> {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `lcsh` (bin "lcsh" test) generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lcsh-9a852e2383bd46f1)
[INFO] running `Command { std: "docker" "inspect" "1bd3e094ba29d73caadd0892600804423da45b1e15b659219d7420aa1c8b1672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bd3e094ba29d73caadd0892600804423da45b1e15b659219d7420aa1c8b1672", kill_on_drop: false }`
[INFO] [stdout] 1bd3e094ba29d73caadd0892600804423da45b1e15b659219d7420aa1c8b1672