[INFO] cloning repository https://github.com/gauravtanwar03/combiner-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gauravtanwar03/combiner-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgauravtanwar03%2Fcombiner-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgauravtanwar03%2Fcombiner-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 47371c276ecab7f36c81f00e2cdeb359699fb91e
[INFO] testing gauravtanwar03/combiner-rs 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%2Fgauravtanwar03%2Fcombiner-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/gauravtanwar03/combiner-rs
[INFO] finished tweaking git repo https://github.com/gauravtanwar03/combiner-rs
[INFO] tweaked toml for git repo https://github.com/gauravtanwar03/combiner-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gauravtanwar03/combiner-rs 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/gauravtanwar03/combiner-rs 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f6e502e83c5a389d68924662018409f56cf36a6991518beb9ca41f3e447c8485
[INFO] running `Command { std: "docker" "start" "-a" "f6e502e83c5a389d68924662018409f56cf36a6991518beb9ca41f3e447c8485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6e502e83c5a389d68924662018409f56cf36a6991518beb9ca41f3e447c8485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6e502e83c5a389d68924662018409f56cf36a6991518beb9ca41f3e447c8485", kill_on_drop: false }`
[INFO] [stdout] f6e502e83c5a389d68924662018409f56cf36a6991518beb9ca41f3e447c8485
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] af4608bc57b31fd5501ed63d71be84b24c1c9716b18dc8b087c3c4c652cd768b
[INFO] running `Command { std: "docker" "start" "-a" "af4608bc57b31fd5501ed63d71be84b24c1c9716b18dc8b087c3c4c652cd768b", kill_on_drop: false }`
[INFO] [stderr]    Compiling combiner-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `image_1`, `image_2`, and `output` are never read
[INFO] [stdout]  --> src/args.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Args {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 7 |     pub image_1 : String,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 8 |     pub image_2 : String,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 9 |     pub output : String,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Args` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "af4608bc57b31fd5501ed63d71be84b24c1c9716b18dc8b087c3c4c652cd768b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af4608bc57b31fd5501ed63d71be84b24c1c9716b18dc8b087c3c4c652cd768b", kill_on_drop: false }`
[INFO] [stdout] af4608bc57b31fd5501ed63d71be84b24c1c9716b18dc8b087c3c4c652cd768b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 91c14802dd9e22c705f17f06217dfc03319169980e37ffaa9f4ea72a046d8efe
[INFO] running `Command { std: "docker" "start" "-a" "91c14802dd9e22c705f17f06217dfc03319169980e37ffaa9f4ea72a046d8efe", kill_on_drop: false }`
[INFO] [stderr]    Compiling combiner-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `image_1`, `image_2`, and `output` are never read
[INFO] [stdout]  --> src/args.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Args {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 7 |     pub image_1 : String,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 8 |     pub image_2 : String,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 9 |     pub output : String,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Args` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "91c14802dd9e22c705f17f06217dfc03319169980e37ffaa9f4ea72a046d8efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91c14802dd9e22c705f17f06217dfc03319169980e37ffaa9f4ea72a046d8efe", kill_on_drop: false }`
[INFO] [stdout] 91c14802dd9e22c705f17f06217dfc03319169980e37ffaa9f4ea72a046d8efe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3bfeb608acc3824f48e1c858061c835e2000c5026341d2f6e9e33dc8b896c67d
[INFO] running `Command { std: "docker" "start" "-a" "3bfeb608acc3824f48e1c858061c835e2000c5026341d2f6e9e33dc8b896c67d", kill_on_drop: false }`
[INFO] [stderr] warning: fields `image_1`, `image_2`, and `output` are never read
[INFO] [stderr]  --> src/args.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct Args {
[INFO] [stderr]   |            ---- fields in this struct
[INFO] [stderr] 7 |     pub image_1 : String,
[INFO] [stderr]   |         ^^^^^^^
[INFO] [stderr] 8 |     pub image_2 : String,
[INFO] [stderr]   |         ^^^^^^^
[INFO] [stderr] 9 |     pub output : String,
[INFO] [stderr]   |         ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Args` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `combiner-rs` (bin "combiner-rs" 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/combiner_rs-fac543c7a321709a)
[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" "3bfeb608acc3824f48e1c858061c835e2000c5026341d2f6e9e33dc8b896c67d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bfeb608acc3824f48e1c858061c835e2000c5026341d2f6e9e33dc8b896c67d", kill_on_drop: false }`
[INFO] [stdout] 3bfeb608acc3824f48e1c858061c835e2000c5026341d2f6e9e33dc8b896c67d