[INFO] fetching crate cargo-rbrew 0.0.5...
[INFO] testing cargo-rbrew-0.0.5 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate cargo-rbrew 0.0.5 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate cargo-rbrew 0.0.5
[INFO] finished tweaking crates.io crate cargo-rbrew 0.0.5
[INFO] tweaked toml for crates.io crate cargo-rbrew 0.0.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-rbrew 0.0.5 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 crates.io crate cargo-rbrew 0.0.5 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argp v0.3.0
[INFO] [stderr]   Downloaded argp_derive v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 391a58d750bf61e5ba6d75d28b6884e3f82b3cf86b6e03c9ea4e6ada9c6d217e
[INFO] running `Command { std: "docker" "start" "-a" "391a58d750bf61e5ba6d75d28b6884e3f82b3cf86b6e03c9ea4e6ada9c6d217e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "391a58d750bf61e5ba6d75d28b6884e3f82b3cf86b6e03c9ea4e6ada9c6d217e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "391a58d750bf61e5ba6d75d28b6884e3f82b3cf86b6e03c9ea4e6ada9c6d217e", kill_on_drop: false }`
[INFO] [stdout] 391a58d750bf61e5ba6d75d28b6884e3f82b3cf86b6e03c9ea4e6ada9c6d217e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6fe6d05d62aeea1ebbf78577d5c730965b93ccfa265dbf0b7244770a33882ec3
[INFO] running `Command { std: "docker" "start" "-a" "6fe6d05d62aeea1ebbf78577d5c730965b93ccfa265dbf0b7244770a33882ec3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-width v0.1.12
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling cargo-rbrew v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling argp_derive v0.3.0
[INFO] [stderr]    Compiling argp v0.3.0
[INFO] [stdout] warning: unused variable: `target_json`
[INFO] [stdout]    --> src/lib.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |     let target_json = match util::rbrew_target_file(target_json_ident) {
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_json`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.88s
[INFO] running `Command { std: "docker" "inspect" "6fe6d05d62aeea1ebbf78577d5c730965b93ccfa265dbf0b7244770a33882ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fe6d05d62aeea1ebbf78577d5c730965b93ccfa265dbf0b7244770a33882ec3", kill_on_drop: false }`
[INFO] [stdout] 6fe6d05d62aeea1ebbf78577d5c730965b93ccfa265dbf0b7244770a33882ec3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4e259128c4a906333988783a01f1524db8aa888c9b8d896ee6524a272d8b5c75
[INFO] running `Command { std: "docker" "start" "-a" "4e259128c4a906333988783a01f1524db8aa888c9b8d896ee6524a272d8b5c75", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-rbrew v0.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `target_json`
[INFO] [stdout]    --> src/lib.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |     let target_json = match util::rbrew_target_file(target_json_ident) {
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_json`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_json`
[INFO] [stdout]    --> src/lib.rs:225:9
[INFO] [stdout]     |
[INFO] [stdout] 225 |     let target_json = match util::rbrew_target_file(target_json_ident) {
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_json`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "4e259128c4a906333988783a01f1524db8aa888c9b8d896ee6524a272d8b5c75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e259128c4a906333988783a01f1524db8aa888c9b8d896ee6524a272d8b5c75", kill_on_drop: false }`
[INFO] [stdout] 4e259128c4a906333988783a01f1524db8aa888c9b8d896ee6524a272d8b5c75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] dafa9c55ecdd531a396dced03e40f444697ecf771b7d54f48582c92045eb91d6
[INFO] running `Command { std: "docker" "start" "-a" "dafa9c55ecdd531a396dced03e40f444697ecf771b7d54f48582c92045eb91d6", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `target_json`
[INFO] [stderr]    --> src/lib.rs:225:9
[INFO] [stderr]     |
[INFO] [stderr] 225 |     let target_json = match util::rbrew_target_file(target_json_ident) {
[INFO] [stderr]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_json`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cargo-rbrew` (lib) generated 1 warning
[INFO] [stderr] warning: `cargo-rbrew` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/cargo_rbrew-892b1f6f8e628f1f)
[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] [stderr]      Running unittests bin/cargo.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/cargo_rbrew-b4b91199e8bc228b)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests bin/local.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/local_rbrew-f1a72a033eb3a064)
[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] [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" "dafa9c55ecdd531a396dced03e40f444697ecf771b7d54f48582c92045eb91d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dafa9c55ecdd531a396dced03e40f444697ecf771b7d54f48582c92045eb91d6", kill_on_drop: false }`
[INFO] [stdout] dafa9c55ecdd531a396dced03e40f444697ecf771b7d54f48582c92045eb91d6