[INFO] cloning repository https://github.com/imkundan18/Rust-and-MongoDB
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imkundan18/Rust-and-MongoDB" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimkundan18%2FRust-and-MongoDB", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimkundan18%2FRust-and-MongoDB'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 083cf7c86d68403acf2c394b6b21335a57c5ab96
[INFO] testing imkundan18/Rust-and-MongoDB 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%2Fimkundan18%2FRust-and-MongoDB" "/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/imkundan18/Rust-and-MongoDB
[INFO] finished tweaking git repo https://github.com/imkundan18/Rust-and-MongoDB
[INFO] tweaked toml for git repo https://github.com/imkundan18/Rust-and-MongoDB written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/imkundan18/Rust-and-MongoDB 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/imkundan18/Rust-and-MongoDB 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]  Downloading crates ...
[INFO] [stderr]   Downloaded zerocopy v0.6.6
[INFO] [stderr]   Downloaded bytes v1.7.0
[INFO] [stderr]   Downloaded waker-fn v1.2.0
[INFO] [stderr]   Downloaded async-executor v1.5.1
[INFO] [stderr]   Downloaded async-attributes v1.1.2
[INFO] [stderr]   Downloaded futures-lite v2.3.0
[INFO] [stderr]   Downloaded polling v3.7.2
[INFO] [stderr]   Downloaded cc v1.1.7
[INFO] [stderr]   Downloaded async-io v2.3.3
[INFO] [stderr]   Downloaded toml_edit v0.22.20
[INFO] [stderr]   Downloaded event-listener v5.3.1
[INFO] [stderr]   Downloaded winnow v0.6.18
[INFO] [stderr]   Downloaded serde_json v1.0.121
[INFO] [stderr]   Downloaded piper v0.2.3
[INFO] [stderr]   Downloaded async-signal v0.2.9
[INFO] [stderr]   Downloaded async-std-resolver v0.21.2
[INFO] [stderr]   Downloaded event-listener-strategy v0.5.2
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.18
[INFO] [stderr]   Downloaded value-bag v1.9.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.6.6
[INFO] [stderr]   Downloaded mongodb v2.8.2
[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] ea1b9a5ddec93299caec599130fc347ba1b8caec70c47268561c3a366c924c71
[INFO] running `Command { std: "docker" "start" "-a" "ea1b9a5ddec93299caec599130fc347ba1b8caec70c47268561c3a366c924c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea1b9a5ddec93299caec599130fc347ba1b8caec70c47268561c3a366c924c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea1b9a5ddec93299caec599130fc347ba1b8caec70c47268561c3a366c924c71", kill_on_drop: false }`
[INFO] [stdout] ea1b9a5ddec93299caec599130fc347ba1b8caec70c47268561c3a366c924c71
[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] 7f245b98705d6a651500a71135f85bd04a2ecd309e515f81d864b95a1448d486
[INFO] running `Command { std: "docker" "start" "-a" "7f245b98705d6a651500a71135f85bd04a2ecd309e515f81d864b95a1448d486", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling bytes v1.7.0
[INFO] [stderr]    Compiling parking v2.2.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling value-bag v1.9.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling httparse v1.9.4
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling tinyvec v1.8.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling cc v1.1.7
[INFO] [stderr]    Compiling futures-lite v2.3.0
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling cookie v0.18.1
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v1.0.1
[INFO] [stderr]    Compiling event-listener v5.3.1
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling ref-cast v1.0.23
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling async-lock v2.8.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling piper v0.2.3
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling is-terminal v0.4.12
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling serde_json v1.0.121
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling tokio v1.39.2
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling async-executor v1.5.1
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling event-listener v3.1.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling devise_core v0.4.1
[INFO] [stderr]    Compiling winnow v0.6.18
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling ipnet v2.9.0
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling inlinable_string v0.1.15
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.72/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="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=83c6d336102b4935 -C extra-filename=-89e1c61bc3af25cc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0ef2b5d2cefa8f6e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6bacbb530001c5b6.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-d1ba2a905d5fe3a9.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7f245b98705d6a651500a71135f85bd04a2ecd309e515f81d864b95a1448d486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f245b98705d6a651500a71135f85bd04a2ecd309e515f81d864b95a1448d486", kill_on_drop: false }`
[INFO] [stdout] 7f245b98705d6a651500a71135f85bd04a2ecd309e515f81d864b95a1448d486