[INFO] cloning repository https://github.com/cael-coonai/ISMatching
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cael-coonai/ISMatching" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcael-coonai%2FISMatching", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcael-coonai%2FISMatching'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8ea408b94f68fe4ecb3c3be135fcc9cea4e3967
[INFO] testing cael-coonai/ISMatching 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%2Fcael-coonai%2FISMatching" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cael-coonai/ISMatching
[INFO] finished tweaking git repo https://github.com/cael-coonai/ISMatching
[INFO] tweaked toml for git repo https://github.com/cael-coonai/ISMatching written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cael-coonai/ISMatching 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/cael-coonai/ISMatching 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unindent v0.2.3
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.5
[INFO] [stderr]   Downloaded rustc-hash v1.1.0
[INFO] [stderr]   Downloaded indoc v2.0.5
[INFO] [stderr]   Downloaded target-lexicon v0.12.15
[INFO] [stderr]   Downloaded num-complex v0.4.6
[INFO] [stderr]   Downloaded matrixmultiply v0.3.8
[INFO] [stderr]   Downloaded bitflags v2.6.0
[INFO] [stderr]   Downloaded numpy v0.21.0
[INFO] [stderr]   Downloaded libm v0.2.8
[INFO] [stderr]   Downloaded rand_distr v0.4.3
[INFO] [stderr]   Downloaded portable-atomic v1.6.0
[INFO] [stderr]   Downloaded syn v2.0.71
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.20
[INFO] [stderr]   Downloaded anyhow v1.0.86
[INFO] [stderr]   Downloaded proc-macro2 v1.0.86
[INFO] [stderr]   Downloaded redox_syscall v0.5.2
[INFO] [stderr]   Downloaded ndarray v0.15.6
[INFO] [stderr]   Downloaded either v1.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d041252503caca4460033996e5ac65225f717cd9afce2bab348d7cf52c6dff4c
[INFO] running `Command { std: "docker" "start" "-a" "d041252503caca4460033996e5ac65225f717cd9afce2bab348d7cf52c6dff4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d041252503caca4460033996e5ac65225f717cd9afce2bab348d7cf52c6dff4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d041252503caca4460033996e5ac65225f717cd9afce2bab348d7cf52c6dff4c", kill_on_drop: false }`
[INFO] [stdout] d041252503caca4460033996e5ac65225f717cd9afce2bab348d7cf52c6dff4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] bb830aa500ceb09552cfe34407e2c4cf3b2beaaad2d89549f4e5f0641ca4632c
[INFO] running `Command { std: "docker" "start" "-a" "bb830aa500ceb09552cfe34407e2c4cf3b2beaaad2d89549f4e5f0641ca4632c", kill_on_drop: false }`
[INFO] [stderr] error: cannot produce cdylib for `ismatching v0.1.1 (/opt/rustwide/workdir)` as the target `x86_64-unknown-linux-musl` does not support these crate types
[INFO] running `Command { std: "docker" "inspect" "bb830aa500ceb09552cfe34407e2c4cf3b2beaaad2d89549f4e5f0641ca4632c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb830aa500ceb09552cfe34407e2c4cf3b2beaaad2d89549f4e5f0641ca4632c", kill_on_drop: false }`
[INFO] [stdout] bb830aa500ceb09552cfe34407e2c4cf3b2beaaad2d89549f4e5f0641ca4632c