[INFO] cloning repository https://github.com/jalaxy33/Rust-Python-interoperability
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jalaxy33/Rust-Python-interoperability" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjalaxy33%2FRust-Python-interoperability", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjalaxy33%2FRust-Python-interoperability'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6324adc1fac9bcca9e1fdae871f00b858d9835cf
[INFO] testing jalaxy33/Rust-Python-interoperability 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%2Fjalaxy33%2FRust-Python-interoperability" "/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/jalaxy33/Rust-Python-interoperability
[INFO] finished tweaking git repo https://github.com/jalaxy33/Rust-Python-interoperability
[INFO] tweaked toml for git repo https://github.com/jalaxy33/Rust-Python-interoperability written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jalaxy33/Rust-Python-interoperability 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/jalaxy33/Rust-Python-interoperability 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 match_token v0.1.0
[INFO] [stderr]   Downloaded primes v0.4.0
[INFO] [stderr]   Downloaded windows-link v0.1.2
[INFO] [stderr]   Downloaded html5ever v0.29.1
[INFO] [stderr]   Downloaded pyo3-macros v0.23.5
[INFO] [stderr]   Downloaded pyo3-build-config v0.23.5
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.23.5
[INFO] [stderr]   Downloaded pyo3-ffi v0.23.5
[INFO] [stderr]   Downloaded selectors v0.26.0
[INFO] [stderr]   Downloaded ureq v2.12.1
[INFO] [stderr]   Downloaded markup5ever v0.14.1
[INFO] [stderr]   Downloaded scraper v0.22.0
[INFO] [stderr]   Downloaded duct v0.13.7
[INFO] [stderr]   Downloaded portable-atomic v1.11.1
[INFO] [stderr]   Downloaded unindent v0.2.4
[INFO] [stderr]   Downloaded ego-tree v0.10.0
[INFO] [stderr]   Downloaded shared_child v1.0.2
[INFO] [stderr]   Downloaded servo_arc v0.4.1
[INFO] [stderr]   Downloaded cssparser v0.34.0
[INFO] [stderr]   Downloaded syn v2.0.102
[INFO] [stderr]   Downloaded pyo3 v0.23.5
[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] 02a126c8e30b8c6438e5ebf709f85d408f493266634f12a9a088db8d702c288c
[INFO] running `Command { std: "docker" "start" "-a" "02a126c8e30b8c6438e5ebf709f85d408f493266634f12a9a088db8d702c288c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02a126c8e30b8c6438e5ebf709f85d408f493266634f12a9a088db8d702c288c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02a126c8e30b8c6438e5ebf709f85d408f493266634f12a9a088db8d702c288c", kill_on_drop: false }`
[INFO] [stdout] 02a126c8e30b8c6438e5ebf709f85d408f493266634f12a9a088db8d702c288c
[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] ab09318250cd00b26b05ec3f04bb4996b8c62406b7705aefac24254499e7a5eb
[INFO] running `Command { std: "docker" "start" "-a" "ab09318250cd00b26b05ec3f04bb4996b8c62406b7705aefac24254499e7a5eb", kill_on_drop: false }`
[INFO] [stderr] error: cannot produce cdylib for `arguments v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/04_arguments)` as the target `x86_64-unknown-linux-musl` does not support these crate types
[INFO] running `Command { std: "docker" "inspect" "ab09318250cd00b26b05ec3f04bb4996b8c62406b7705aefac24254499e7a5eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab09318250cd00b26b05ec3f04bb4996b8c62406b7705aefac24254499e7a5eb", kill_on_drop: false }`
[INFO] [stdout] ab09318250cd00b26b05ec3f04bb4996b8c62406b7705aefac24254499e7a5eb