[INFO] cloning repository https://github.com/crystalynliu/rust-training
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/crystalynliu/rust-training" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrystalynliu%2Frust-training", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrystalynliu%2Frust-training'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11431be143d9bebb22ce52815c44c24324d7dd8b
[INFO] testing crystalynliu/rust-training against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcrystalynliu%2Frust-training" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/crystalynliu/rust-training
[INFO] finished tweaking git repo https://github.com/crystalynliu/rust-training
[INFO] tweaked toml for git repo https://github.com/crystalynliu/rust-training written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/crystalynliu/rust-training on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/crystalynliu/rust-training 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecd9ac0766e42408315d561eca692ef703916b0b83ad8e4cb159f5ddef5e0d88
[INFO] running `Command { std: "docker" "start" "-a" "ecd9ac0766e42408315d561eca692ef703916b0b83ad8e4cb159f5ddef5e0d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecd9ac0766e42408315d561eca692ef703916b0b83ad8e4cb159f5ddef5e0d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecd9ac0766e42408315d561eca692ef703916b0b83ad8e4cb159f5ddef5e0d88", kill_on_drop: false }`
[INFO] [stdout] ecd9ac0766e42408315d561eca692ef703916b0b83ad8e4cb159f5ddef5e0d88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5cdb5844dc51bfa5345ddf6e9886fa9caff7c5d5fe1bb094e41c6e339103a30e
[INFO] running `Command { std: "docker" "start" "-a" "5cdb5844dc51bfa5345ddf6e9886fa9caff7c5d5fe1bb094e41c6e339103a30e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-training v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]   --> src/compute_area.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Rectangle {
[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 0.30s
[INFO] running `Command { std: "docker" "inspect" "5cdb5844dc51bfa5345ddf6e9886fa9caff7c5d5fe1bb094e41c6e339103a30e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cdb5844dc51bfa5345ddf6e9886fa9caff7c5d5fe1bb094e41c6e339103a30e", kill_on_drop: false }`
[INFO] [stdout] 5cdb5844dc51bfa5345ddf6e9886fa9caff7c5d5fe1bb094e41c6e339103a30e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7a8f705c4d04f8e920892522dd1f1c12c1517997dbbb26ddd00ee23fe5e5bb19
[INFO] running `Command { std: "docker" "start" "-a" "7a8f705c4d04f8e920892522dd1f1c12c1517997dbbb26ddd00ee23fe5e5bb19", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-training v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]   --> src/compute_area.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Rectangle {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "7a8f705c4d04f8e920892522dd1f1c12c1517997dbbb26ddd00ee23fe5e5bb19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a8f705c4d04f8e920892522dd1f1c12c1517997dbbb26ddd00ee23fe5e5bb19", kill_on_drop: false }`
[INFO] [stdout] 7a8f705c4d04f8e920892522dd1f1c12c1517997dbbb26ddd00ee23fe5e5bb19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ec6a6773c1aacdc8865afcef0d7d5c4b99c9fd4deceee9a2e4a042eebcd999b6
[INFO] running `Command { std: "docker" "start" "-a" "ec6a6773c1aacdc8865afcef0d7d5c4b99c9fd4deceee9a2e4a042eebcd999b6", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Rectangle` is never constructed
[INFO] [stderr]   --> src/compute_area.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | struct Rectangle {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-training` (bin "rust-training" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rust_training-d5b92b498c51d20e)
[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" "ec6a6773c1aacdc8865afcef0d7d5c4b99c9fd4deceee9a2e4a042eebcd999b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec6a6773c1aacdc8865afcef0d7d5c4b99c9fd4deceee9a2e4a042eebcd999b6", kill_on_drop: false }`
[INFO] [stdout] ec6a6773c1aacdc8865afcef0d7d5c4b99c9fd4deceee9a2e4a042eebcd999b6