[INFO] cloning repository https://github.com/aquahubtest27/ruby
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aquahubtest27/ruby" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faquahubtest27%2Fruby", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faquahubtest27%2Fruby'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac316bc54f822619dceebc40f08665396b21f1a3
[INFO] checking aquahubtest27/ruby against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faquahubtest27%2Fruby" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/aquahubtest27/ruby
[INFO] finished tweaking git repo https://github.com/aquahubtest27/ruby
[INFO] tweaked toml for git repo https://github.com/aquahubtest27/ruby written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aquahubtest27/ruby on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aquahubtest27/ruby 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded capstone v0.13.0
[INFO] [stderr]   Downloaded capstone-sys v0.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce508844dffc8ee473d252c1ee394633808463ce23834747f1239e9681873733
[INFO] running `Command { std: "docker" "start" "-a" "ce508844dffc8ee473d252c1ee394633808463ce23834747f1239e9681873733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce508844dffc8ee473d252c1ee394633808463ce23834747f1239e9681873733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce508844dffc8ee473d252c1ee394633808463ce23834747f1239e9681873733", kill_on_drop: false }`
[INFO] [stdout] ce508844dffc8ee473d252c1ee394633808463ce23834747f1239e9681873733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d02b7ccc314da88aab10d155f4c861c2e1dbb19f524a613e59112bd3fcbf031
[INFO] running `Command { std: "docker" "start" "-a" "8d02b7ccc314da88aab10d155f4c861c2e1dbb19f524a613e59112bd3fcbf031", kill_on_drop: false }`
[INFO] [stderr]     Checking jit v0.1.0 (/opt/rustwide/workdir/jit)
[INFO] [stderr]    Compiling zjit v0.0.1 (/opt/rustwide/workdir/zjit)
[INFO] [stderr]     Checking similar v2.4.0
[INFO] [stderr]     Checking ruby v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking yjit v0.1.0 (/opt/rustwide/workdir/yjit)
[INFO] [stdout] warning: unused import: `ptr_to_counter`
[INFO] [stdout]    --> yjit/src/stats.rs:321:16
[INFO] [stdout]     |
[INFO] [stdout] 321 | pub(crate) use ptr_to_counter;
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ptr_to_counter`
[INFO] [stdout]    --> yjit/src/stats.rs:321:16
[INFO] [stdout]     |
[INFO] [stdout] 321 | pub(crate) use ptr_to_counter;
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking insta v1.43.1
[INFO] [stdout] warning: unused import: `c_callable`
[INFO] [stdout]     --> zjit/src/codegen.rs:1844:16
[INFO] [stdout]      |
[INFO] [stdout] 1844 | pub(crate) use c_callable;
[INFO] [stdout]      |                ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `c_callable`
[INFO] [stdout]     --> zjit/src/codegen.rs:1844:16
[INFO] [stdout]      |
[INFO] [stdout] 1844 | pub(crate) use c_callable;
[INFO] [stdout]      |                ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `value_array` is never read
[INFO] [stdout]      --> yjit/src/codegen.rs:11259:9
[INFO] [stdout]       |
[INFO] [stdout] 11259 |         value_array[1] = 4;
[INFO] [stdout]       |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]       |
[INFO] [stdout]       = help: maybe it is overwritten before being read?
[INFO] [stdout]       = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.36s
[INFO] running `Command { std: "docker" "inspect" "8d02b7ccc314da88aab10d155f4c861c2e1dbb19f524a613e59112bd3fcbf031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d02b7ccc314da88aab10d155f4c861c2e1dbb19f524a613e59112bd3fcbf031", kill_on_drop: false }`
[INFO] [stdout] 8d02b7ccc314da88aab10d155f4c861c2e1dbb19f524a613e59112bd3fcbf031