[INFO] cloning repository https://github.com/guofei9987/rs_lib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guofei9987/rs_lib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguofei9987%2Frs_lib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguofei9987%2Frs_lib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91ef870debafe73749594a0177215a740617e555
[INFO] testing guofei9987/rs_lib against try#7af779037716ae4125ceabb429791b4cf5dd0a43 for pr-136932
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguofei9987%2Frs_lib" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guofei9987/rs_lib on toolchain 7af779037716ae4125ceabb429791b4cf5dd0a43
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/guofei9987/rs_lib
[INFO] finished tweaking git repo https://github.com/guofei9987/rs_lib
[INFO] tweaked toml for git repo https://github.com/guofei9987/rs_lib written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/guofei9987/rs_lib 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" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "fetch" "--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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a394c1ec1cabe4f2fddf896c57e60cbe5d720b1ac4f83b9416868a7e8c22d15d
[INFO] running `Command { std: "docker" "start" "-a" "a394c1ec1cabe4f2fddf896c57e60cbe5d720b1ac4f83b9416868a7e8c22d15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a394c1ec1cabe4f2fddf896c57e60cbe5d720b1ac4f83b9416868a7e8c22d15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a394c1ec1cabe4f2fddf896c57e60cbe5d720b1ac4f83b9416868a7e8c22d15d", kill_on_drop: false }`
[INFO] [stdout] a394c1ec1cabe4f2fddf896c57e60cbe5d720b1ac4f83b9416868a7e8c22d15d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e18f7e3bd25f0a8e80bfe9a62179676a6e147ecff10d3d05fd9b5a999e47471
[INFO] running `Command { std: "docker" "start" "-a" "7e18f7e3bd25f0a8e80bfe9a62179676a6e147ecff10d3d05fd9b5a999e47471", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libloading v0.8.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling rs_lib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::my_mod_sub`
[INFO] [stdout]  --> src/my_path/file2.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::my_mod_sub;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::mod_sub1`
[INFO] [stdout]  --> src/my_path/file2.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::mod_sub1;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `lib` is never read
[INFO] [stdout]   --> src/c_lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct CProject {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 10 |     lib: Library,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `Command { std: "docker" "inspect" "7e18f7e3bd25f0a8e80bfe9a62179676a6e147ecff10d3d05fd9b5a999e47471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e18f7e3bd25f0a8e80bfe9a62179676a6e147ecff10d3d05fd9b5a999e47471", kill_on_drop: false }`
[INFO] [stdout] 7e18f7e3bd25f0a8e80bfe9a62179676a6e147ecff10d3d05fd9b5a999e47471
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+7af779037716ae4125ceabb429791b4cf5dd0a43" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f8c5e4a5572f58485ba453510bea2c15d552df290e56933ab164aacee1ae600
[INFO] running `Command { std: "docker" "start" "-a" "1f8c5e4a5572f58485ba453510bea2c15d552df290e56933ab164aacee1ae600", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/e92da9ec55cd98973d1ea6d5343361d8c16bf9a8022f6d9b852efc64944f35d0/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "1f8c5e4a5572f58485ba453510bea2c15d552df290e56933ab164aacee1ae600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f8c5e4a5572f58485ba453510bea2c15d552df290e56933ab164aacee1ae600", kill_on_drop: false }`
[INFO] [stdout] 1f8c5e4a5572f58485ba453510bea2c15d552df290e56933ab164aacee1ae600