[INFO] updating cached repository https://github.com/yashrao/YaSh
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f317557735e83ee0378611977ad075e79a7178d6
[INFO] checking yashrao/YaSh against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyashrao%2FYaSh" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yashrao/YaSh on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yashrao/YaSh
[INFO] finished tweaking git repo https://github.com/yashrao/YaSh
[INFO] tweaked toml for git repo https://github.com/yashrao/YaSh written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/yashrao/YaSh already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b32b285fe39a7d171e61b66a559e24860c7e417fc180d7da1e44ff7fd06d48dc
[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" "b32b285fe39a7d171e61b66a559e24860c7e417fc180d7da1e44ff7fd06d48dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b32b285fe39a7d171e61b66a559e24860c7e417fc180d7da1e44ff7fd06d48dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b32b285fe39a7d171e61b66a559e24860c7e417fc180d7da1e44ff7fd06d48dc", kill_on_drop: false }`
[INFO] [stdout] b32b285fe39a7d171e61b66a559e24860c7e417fc180d7da1e44ff7fd06d48dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--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] 2baa5f31ac0f05587bc685d8cbb57f800759eecd2a70863e69650a11699034cc
[INFO] running `Command { std: "docker" "start" "-a" "2baa5f31ac0f05587bc685d8cbb57f800759eecd2a70863e69650a11699034cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking exec v0.3.1
[INFO] [stderr]     Checking YaSh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pid`
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let pid: i32 = -1;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_pid`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `YaSh` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `ya_sh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `command_Cstr` should have a snake case name
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let command_Cstr = CString::new((command).as_bytes()).unwrap();
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `command_cstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pid`
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let pid: i32 = -1;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_pid`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `YaSh` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `ya_sh`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `command_Cstr` should have a snake case name
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let command_Cstr = CString::new((command).as_bytes()).unwrap();
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `command_cstr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.48s
[INFO] running `Command { std: "docker" "inspect" "2baa5f31ac0f05587bc685d8cbb57f800759eecd2a70863e69650a11699034cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2baa5f31ac0f05587bc685d8cbb57f800759eecd2a70863e69650a11699034cc", kill_on_drop: false }`
[INFO] [stdout] 2baa5f31ac0f05587bc685d8cbb57f800759eecd2a70863e69650a11699034cc