[INFO] fetching crate retcon-ns 0.1.0-alpha.1...
[INFO] testing retcon-ns-0.1.0-alpha.1 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take4
[INFO] extracting crate retcon-ns 0.1.0-alpha.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate retcon-ns 0.1.0-alpha.1 on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate retcon-ns 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate retcon-ns 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate retcon-ns 0.1.0-alpha.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate retcon-ns 0.1.0-alpha.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protobuf-support v3.1.0
[INFO] [stderr]   Downloaded enumset_derive v0.6.0
[INFO] [stderr]   Downloaded enumset v1.0.11
[INFO] [stderr]   Downloaded protobuf-parse v3.1.0
[INFO] [stderr]   Downloaded cursive_core v0.3.4
[INFO] [stderr]   Downloaded cursive v0.19.0
[INFO] [stderr]   Downloaded protobuf v3.1.0
[INFO] [stderr]   Downloaded protobuf-codegen v3.1.0
[INFO] [stderr]   Downloaded northstar-rcon-client v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8b29451e55208f995315261394e24dd55b4a5e5bae55dae5e8a34d573f74fe6
[INFO] running `Command { std: "docker" "start" "-a" "a8b29451e55208f995315261394e24dd55b4a5e5bae55dae5e8a34d573f74fe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8b29451e55208f995315261394e24dd55b4a5e5bae55dae5e8a34d573f74fe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8b29451e55208f995315261394e24dd55b4a5e5bae55dae5e8a34d573f74fe6", kill_on_drop: false }`
[INFO] [stdout] a8b29451e55208f995315261394e24dd55b4a5e5bae55dae5e8a34d573f74fe6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] deb2378f9250860da9550b057c7f76860007ec4f2081747558764b8307f7cd2d
[INFO] running `Command { std: "docker" "start" "-a" "deb2378f9250860da9550b057c7f76860007ec4f2081747558764b8307f7cd2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]    Compiling protobuf v3.1.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling tokio v1.20.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling num_threads v0.1.6
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling which v4.2.5
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling time v0.3.13
[INFO] [stderr]    Compiling os_str_bytes v6.2.0
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling xi-unicode v0.3.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling crossterm v0.24.0
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling directories v4.0.1
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling enum-map-derive v0.10.0
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling enum-map v2.4.1
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling thiserror v1.0.32
[INFO] [stderr]    Compiling enumset_derive v0.6.0
[INFO] [stderr]    Compiling protobuf-support v3.1.0
[INFO] [stderr]    Compiling enumset v1.0.11
[INFO] [stderr]    Compiling clap v3.2.16
[INFO] [stderr]    Compiling protobuf-parse v3.1.0
[INFO] [stderr]    Compiling protobuf-codegen v3.1.0
[INFO] [stderr] error: could not compile `protobuf`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name protobuf --edition=2021 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-3.1.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=37c5fc9963dde197 -C extra-filename=-37c5fc9963dde197 --out-dir /opt/rustwide/target/i686-unknown-linux-musl/debug/deps --target i686-unknown-linux-musl -L dependency=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern once_cell=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libonce_cell-9887c96a6652e5da.rmeta --extern protobuf_support=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libprotobuf_support-184bea95627b7c3f.rmeta --extern thiserror=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libthiserror-f6ce4d1feba3a605.rmeta --cap-lints allow --cap-lints=forbid --cfg rustc_nightly` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "deb2378f9250860da9550b057c7f76860007ec4f2081747558764b8307f7cd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deb2378f9250860da9550b057c7f76860007ec4f2081747558764b8307f7cd2d", kill_on_drop: false }`
[INFO] [stdout] deb2378f9250860da9550b057c7f76860007ec4f2081747558764b8307f7cd2d