[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 try#b83b707f97d809763b7861afa7638871f3339a33 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-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/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-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/taoli-ax/rust-demo-study on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0eac17d526bf925115b3b8847304879cb91ff31fee1af8c1290de9228c9aa18
[INFO] running `Command { std: "docker" "start" "-a" "c0eac17d526bf925115b3b8847304879cb91ff31fee1af8c1290de9228c9aa18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0eac17d526bf925115b3b8847304879cb91ff31fee1af8c1290de9228c9aa18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0eac17d526bf925115b3b8847304879cb91ff31fee1af8c1290de9228c9aa18", kill_on_drop: false }`
[INFO] [stdout] c0eac17d526bf925115b3b8847304879cb91ff31fee1af8c1290de9228c9aa18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26509cf6430ec65e488a5213697eaebe5d1d890495e849ae0b79c5abab4a995f
[INFO] running `Command { std: "docker" "start" "-a" "26509cf6430ec65e488a5213697eaebe5d1d890495e849ae0b79c5abab4a995f", 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 0.34s
[INFO] running `Command { std: "docker" "inspect" "26509cf6430ec65e488a5213697eaebe5d1d890495e849ae0b79c5abab4a995f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26509cf6430ec65e488a5213697eaebe5d1d890495e849ae0b79c5abab4a995f", kill_on_drop: false }`
[INFO] [stdout] 26509cf6430ec65e488a5213697eaebe5d1d890495e849ae0b79c5abab4a995f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3b2f2289d076882a5833277cf0478021dd1a33ba538acba78b67d48add12219
[INFO] running `Command { std: "docker" "start" "-a" "b3b2f2289d076882a5833277cf0478021dd1a33ba538acba78b67d48add12219", 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 0.48s
[INFO] running `Command { std: "docker" "inspect" "b3b2f2289d076882a5833277cf0478021dd1a33ba538acba78b67d48add12219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3b2f2289d076882a5833277cf0478021dd1a33ba538acba78b67d48add12219", kill_on_drop: false }`
[INFO] [stdout] b3b2f2289d076882a5833277cf0478021dd1a33ba538acba78b67d48add12219
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 794d4ec6c5fdbe42d49e0470f4d9260133c5bcbd07c63b03882066c93440a3f8
[INFO] running `Command { std: "docker" "start" "-a" "794d4ec6c5fdbe42d49e0470f4d9260133c5bcbd07c63b03882066c93440a3f8", kill_on_drop: false }`
[INFO] [stderr] warning: type `Matrix` is more private than the item `transpose`
[INFO] [stderr]   --> src/primitives/tuple_2_2.rs:9:1
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub fn transpose(matrix:Matrix) -> Matrix{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function `transpose` is reachable at visibility `pub(crate)`
[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] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "794d4ec6c5fdbe42d49e0470f4d9260133c5bcbd07c63b03882066c93440a3f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "794d4ec6c5fdbe42d49e0470f4d9260133c5bcbd07c63b03882066c93440a3f8", kill_on_drop: false }`
[INFO] [stdout] 794d4ec6c5fdbe42d49e0470f4d9260133c5bcbd07c63b03882066c93440a3f8