[INFO] cloning repository https://github.com/yashrao/YaSh
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yashrao/YaSh" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyashrao%2FYaSh", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyashrao%2FYaSh'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f317557735e83ee0378611977ad075e79a7178d6
[INFO] checking yashrao/YaSh against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyashrao%2FYaSh" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yashrao/YaSh on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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-9/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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75c1870ef7dba08bf0c89786206b2e9b959441333cba0801fe0914e5bec5738f
[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" "75c1870ef7dba08bf0c89786206b2e9b959441333cba0801fe0914e5bec5738f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75c1870ef7dba08bf0c89786206b2e9b959441333cba0801fe0914e5bec5738f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75c1870ef7dba08bf0c89786206b2e9b959441333cba0801fe0914e5bec5738f", kill_on_drop: false }`
[INFO] [stdout] 75c1870ef7dba08bf0c89786206b2e9b959441333cba0801fe0914e5bec5738f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13ca8e328446483f5154bd67dd3d1778d33d865a8e76c4a41c97cdb9717b0ea7
[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" "13ca8e328446483f5154bd67dd3d1778d33d865a8e76c4a41c97cdb9717b0ea7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling nix v0.15.0
[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: 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: 3 warnings emitted
[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 12.46s
[INFO] running `Command { std: "docker" "inspect" "13ca8e328446483f5154bd67dd3d1778d33d865a8e76c4a41c97cdb9717b0ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13ca8e328446483f5154bd67dd3d1778d33d865a8e76c4a41c97cdb9717b0ea7", kill_on_drop: false }`
[INFO] [stdout] 13ca8e328446483f5154bd67dd3d1778d33d865a8e76c4a41c97cdb9717b0ea7