[INFO] cloning repository https://github.com/taoli-ax/rust-demo-study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/taoli-ax/rust-demo-study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaoli-ax%2Frust-demo-study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaoli-ax%2Frust-demo-study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a97252d4f3ce2c429448f9c5356a8f75af3e8130
[INFO] testing taoli-ax/rust-demo-study against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaoli-ax%2Frust-demo-study" "/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/taoli-ax/rust-demo-study
[INFO] finished tweaking git repo https://github.com/taoli-ax/rust-demo-study
[INFO] tweaked toml for git repo https://github.com/taoli-ax/rust-demo-study written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/taoli-ax/rust-demo-study on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/taoli-ax/rust-demo-study 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1fbc73a615ba95a719a713626536bd1ac3d55e15b7680ac2f6a1e7a053a9d9c
[INFO] running `Command { std: "docker" "start" "-a" "d1fbc73a615ba95a719a713626536bd1ac3d55e15b7680ac2f6a1e7a053a9d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1fbc73a615ba95a719a713626536bd1ac3d55e15b7680ac2f6a1e7a053a9d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1fbc73a615ba95a719a713626536bd1ac3d55e15b7680ac2f6a1e7a053a9d9c", kill_on_drop: false }`
[INFO] [stdout] d1fbc73a615ba95a719a713626536bd1ac3d55e15b7680ac2f6a1e7a053a9d9c
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e5eebd89b5b03aa10cf48d78b3b01fa25cbcfb169154370b28b605950c8c281
[INFO] running `Command { std: "docker" "start" "-a" "1e5eebd89b5b03aa10cf48d78b3b01fa25cbcfb169154370b28b605950c8c281", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `Matrix` is more private than the item `transpose`
[INFO] [stdout]   --> src/primitives/tuple_2_2.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub fn transpose(matrix:Matrix) -> Matrix{
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `transpose` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Matrix` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/primitives/tuple_2_2.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Matrix(f32, f32, f32, f32);
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "1e5eebd89b5b03aa10cf48d78b3b01fa25cbcfb169154370b28b605950c8c281", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e5eebd89b5b03aa10cf48d78b3b01fa25cbcfb169154370b28b605950c8c281", kill_on_drop: false }`
[INFO] [stdout] 1e5eebd89b5b03aa10cf48d78b3b01fa25cbcfb169154370b28b605950c8c281
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20dfc42621fed7cf3e466fd5c67ad6045033c15666bc32452b6410b41563853c
[INFO] running `Command { std: "docker" "start" "-a" "20dfc42621fed7cf3e466fd5c67ad6045033c15666bc32452b6410b41563853c", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `Matrix` is more private than the item `transpose`
[INFO] [stdout]   --> src/primitives/tuple_2_2.rs:9:1
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub fn transpose(matrix:Matrix) -> Matrix{
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `transpose` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Matrix` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/primitives/tuple_2_2.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Matrix(f32, f32, f32, f32);
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "20dfc42621fed7cf3e466fd5c67ad6045033c15666bc32452b6410b41563853c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20dfc42621fed7cf3e466fd5c67ad6045033c15666bc32452b6410b41563853c", kill_on_drop: false }`
[INFO] [stdout] 20dfc42621fed7cf3e466fd5c67ad6045033c15666bc32452b6410b41563853c
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fe7d33c52357b80d414f7de2d5079a92c732ba65c808859d438c72f91007d503
[INFO] running `Command { std: "docker" "start" "-a" "fe7d33c52357b80d414f7de2d5079a92c732ba65c808859d438c72f91007d503", kill_on_drop: false }`
[INFO] [stderr] warning: type `Matrix` is more private than the item `transpose`
[INFO] [stdout] 
[INFO] [stderr]   --> src/primitives/tuple_2_2.rs:9:1
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr]  9 | pub fn transpose(matrix:Matrix) -> Matrix{
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `transpose` is reachable at visibility `pub(crate)`
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr] note: but type `Matrix` is only usable at visibility `pub(self)`
[INFO] [stderr]   --> src/primitives/tuple_2_2.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct Matrix(f32, f32, f32, f32);
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hello-world` (bin "hello-world" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_world-f7477766199fb01b)
[INFO] running `Command { std: "docker" "inspect" "fe7d33c52357b80d414f7de2d5079a92c732ba65c808859d438c72f91007d503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe7d33c52357b80d414f7de2d5079a92c732ba65c808859d438c72f91007d503", kill_on_drop: false }`
[INFO] [stdout] fe7d33c52357b80d414f7de2d5079a92c732ba65c808859d438c72f91007d503