[INFO] fetching crate gxtdb-rs 0.0.1...
[INFO] testing gxtdb-rs-0.0.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate gxtdb-rs 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate gxtdb-rs 0.0.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate gxtdb-rs 0.0.1
[INFO] tweaked toml for crates.io crate gxtdb-rs 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gxtdb-rs 0.0.1 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 gxtdb-rs 0.0.1 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.8
[INFO] [stderr]   Downloaded proc-macro2 v1.0.58
[INFO] [stderr]   Downloaded tracing v0.1.37
[INFO] [stderr]   Downloaded pin-project v1.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.87
[INFO] [stderr]   Downloaded percent-encoding v2.2.0
[INFO] [stderr]   Downloaded io-lifetimes v1.0.10
[INFO] [stderr]   Downloaded which v4.4.0
[INFO] [stderr]   Downloaded core-foundation-sys v0.8.4
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.87
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.87
[INFO] [stderr]   Downloaded futures v0.3.28
[INFO] [stderr]   Downloaded prettyplease v0.1.25
[INFO] [stderr]   Downloaded chrono v0.4.26
[INFO] [stderr]   Downloaded mio v0.8.6
[INFO] [stderr]   Downloaded bytes v1.4.0
[INFO] [stderr]   Downloaded socket2 v0.4.9
[INFO] [stderr]   Downloaded tokio v1.28.1
[INFO] [stderr]   Downloaded async-trait v0.1.68
[INFO] [stderr]   Downloaded serde_derive v1.0.163
[INFO] [stderr]   Downloaded js-sys v0.3.64
[INFO] [stderr]   Downloaded bumpalo v3.13.0
[INFO] [stderr]   Downloaded tokio-util v0.7.8
[INFO] [stderr]   Downloaded axum v0.6.18
[INFO] [stderr]   Downloaded serde_json v1.0.96
[INFO] [stderr]   Downloaded h2 v0.3.19
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.87
[INFO] [stderr]   Downloaded hyper v0.14.26
[INFO] [stderr]   Downloaded petgraph v0.6.3
[INFO] [stderr]   Downloaded futures-util v0.3.28
[INFO] [stderr]   Downloaded regex v1.8.1
[INFO] [stderr]   Downloaded http v0.2.9
[INFO] [stderr]   Downloaded tonic v0.9.2
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded tempfile v3.5.0
[INFO] [stderr]   Downloaded rustix v0.37.19
[INFO] [stderr]   Downloaded regex-syntax v0.7.1
[INFO] [stderr]   Downloaded prost-build v0.11.9
[INFO] [stderr]   Downloaded futures-executor v0.3.28
[INFO] [stderr]   Downloaded rustversion v1.0.12
[INFO] [stderr]   Downloaded base64 v0.21.0
[INFO] [stderr]   Downloaded http-body v0.4.5
[INFO] [stderr]   Downloaded tokio-stream v0.1.14
[INFO] [stderr]   Downloaded fixedbitset v0.4.2
[INFO] [stderr]   Downloaded futures-sink v0.3.28
[INFO] [stderr]   Downloaded prost-derive v0.11.9
[INFO] [stderr]   Downloaded iana-time-zone v0.1.57
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.87
[INFO] [stderr]   Downloaded axum-core v0.3.4
[INFO] [stderr]   Downloaded getrandom v0.2.9
[INFO] [stderr]   Downloaded num_cpus v1.15.0
[INFO] [stderr]   Downloaded tokio-macros v2.1.0
[INFO] [stderr]   Downloaded tower-layer v0.3.2
[INFO] [stderr]   Downloaded libc v0.2.144
[INFO] [stderr]   Downloaded syn v2.0.16
[INFO] [stderr]   Downloaded ryu v1.0.13
[INFO] [stderr]   Downloaded matchit v0.7.0
[INFO] [stderr]   Downloaded itoa v1.0.6
[INFO] [stderr]   Downloaded try-lock v0.2.4
[INFO] [stderr]   Downloaded prost v0.11.9
[INFO] [stderr]   Downloaded prost-types v0.11.9
[INFO] [stderr]   Downloaded tonic-build v0.9.2
[INFO] [stderr]   Downloaded futures-channel v0.3.28
[INFO] [stderr]   Downloaded futures-io v0.3.28
[INFO] [stderr]   Downloaded futures-macro v0.3.28
[INFO] [stderr]   Downloaded futures-task v0.3.28
[INFO] [stderr]   Downloaded pin-project-internal v1.1.0
[INFO] [stderr]   Downloaded slab v0.4.8
[INFO] [stderr]   Downloaded futures-core v0.3.28
[INFO] [stderr]   Downloaded hermit-abi v0.2.6
[INFO] [stderr]   Downloaded tracing-attributes v0.1.24
[INFO] [stderr]   Downloaded tracing-core v0.1.31
[INFO] [stderr]   Downloaded pin-project-lite v0.2.9
[INFO] [stderr]   Downloaded quote v1.0.27
[INFO] [stderr]   Downloaded once_cell v1.17.1
[INFO] [stderr]   Downloaded windows v0.48.0
[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] d65f1f63932440237d96a1489d380c0124e7db3133cd96f1f96b0d733fa00900
[INFO] running `Command { std: "docker" "start" "-a" "d65f1f63932440237d96a1489d380c0124e7db3133cd96f1f96b0d733fa00900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d65f1f63932440237d96a1489d380c0124e7db3133cd96f1f96b0d733fa00900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d65f1f63932440237d96a1489d380c0124e7db3133cd96f1f96b0d733fa00900", kill_on_drop: false }`
[INFO] [stdout] d65f1f63932440237d96a1489d380c0124e7db3133cd96f1f96b0d733fa00900
[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] 3cd4e572e83f7e8e1735e6e7b2f0bbbe6bc882d47000f078d8571331ff7853ba
[INFO] running `Command { std: "docker" "start" "-a" "3cd4e572e83f7e8e1735e6e7b2f0bbbe6bc882d47000f078d8571331ff7853ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.58
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling tracing-core v0.1.31
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.58/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling prettyplease v0.1.25
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3cd4e572e83f7e8e1735e6e7b2f0bbbe6bc882d47000f078d8571331ff7853ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cd4e572e83f7e8e1735e6e7b2f0bbbe6bc882d47000f078d8571331ff7853ba", kill_on_drop: false }`
[INFO] [stdout] 3cd4e572e83f7e8e1735e6e7b2f0bbbe6bc882d47000f078d8571331ff7853ba