[INFO] fetching crate netc 0.1.9...
[INFO] testing netc-0.1.9 against try#bbf43bc9d5c8ad2a2e38c9004e5a59b269820b3b for pr-154756
[INFO] extracting crate netc 0.1.9 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate netc 0.1.9
[INFO] finished tweaking crates.io crate netc 0.1.9
[INFO] tweaked toml for crates.io crate netc 0.1.9 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate netc 0.1.9 on toolchain bbf43bc9d5c8ad2a2e38c9004e5a59b269820b3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbf43bc9d5c8ad2a2e38c9004e5a59b269820b3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbf43bc9d5c8ad2a2e38c9004e5a59b269820b3b" "generate-lockfile" "--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]      Locking 203 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] [stderr]       Adding httpmock v0.7.0 (available: v0.8.3)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] [stderr]       Adding tokio-rustls v0.25.0 (available: v0.26.4)
[INFO] [stderr]       Adding webpki-roots v0.26.11 (available: v1.0.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bbf43bc9d5c8ad2a2e38c9004e5a59b269820b3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbf43bc9d5c8ad2a2e38c9004e5a59b269820b3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 483f6260c839aa18a558250e1c27517e5570ac192ae0e4a9b32b4789c2ebd2a4
[INFO] running `Command { std: "docker" "start" "-a" "483f6260c839aa18a558250e1c27517e5570ac192ae0e4a9b32b4789c2ebd2a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "483f6260c839aa18a558250e1c27517e5570ac192ae0e4a9b32b4789c2ebd2a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "483f6260c839aa18a558250e1c27517e5570ac192ae0e4a9b32b4789c2ebd2a4", kill_on_drop: false }`
[INFO] [stdout] 483f6260c839aa18a558250e1c27517e5570ac192ae0e4a9b32b4789c2ebd2a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbf43bc9d5c8ad2a2e38c9004e5a59b269820b3b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 976a9174e130f3b9c2990578e5f04127e7783123170379418d9a8374f1e1554d
[INFO] running `Command { std: "docker" "start" "-a" "976a9174e130f3b9c2990578e5f04127e7783123170379418d9a8374f1e1554d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling writeable v0.6.3
[INFO] [stderr]    Compiling litemap v0.8.2
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling futures-sink v0.3.32
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling futures-task v0.3.32
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling cc v1.2.59
[INFO] [stderr]    Compiling rustls-pki-types v1.14.0
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling webpki-roots v1.0.6
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling tokio v1.51.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rustls-webpki v0.102.8
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling zerofrom v0.1.7
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling tokio-rustls v0.25.0
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling rscl v0.1.8
[INFO] [stderr]    Compiling netc v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/headers.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn iter(&self) -> hash_map::Iter<String, String> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn iter(&self) -> hash_map::Iter<'_, String, String> {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.96s
[INFO] running `Command { std: "docker" "inspect" "976a9174e130f3b9c2990578e5f04127e7783123170379418d9a8374f1e1554d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "976a9174e130f3b9c2990578e5f04127e7783123170379418d9a8374f1e1554d", kill_on_drop: false }`
[INFO] [stdout] 976a9174e130f3b9c2990578e5f04127e7783123170379418d9a8374f1e1554d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+bbf43bc9d5c8ad2a2e38c9004e5a59b269820b3b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0815a01230157eb5a7c9e442b202892ee905d144b165ad76be47b93416268080
[INFO] running `Command { std: "docker" "start" "-a" "0815a01230157eb5a7c9e442b202892ee905d144b165ad76be47b93416268080", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling value-bag v1.12.0
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling siphasher v1.0.2
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling indexmap v2.13.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling piper v0.2.5
[INFO] [stderr]    Compiling ena v0.14.4
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling async-executor v1.14.0
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling async-lock v3.4.2
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling lalrpop-util v0.20.2
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling levenshtein v1.0.5
[INFO] [stderr]    Compiling dotenv v0.15.0
[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/bbf43bc9d5c8ad2a2e38c9004e5a59b269820b3b/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/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 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --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=38efe9c620ca8d0f -C extra-filename=-ae6c806947fc9697 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d4cb564e807a9cd7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-aa2c5b8519914b46.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-8c98a1a0e58216a9.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0815a01230157eb5a7c9e442b202892ee905d144b165ad76be47b93416268080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0815a01230157eb5a7c9e442b202892ee905d144b165ad76be47b93416268080", kill_on_drop: false }`
[INFO] [stdout] 0815a01230157eb5a7c9e442b202892ee905d144b165ad76be47b93416268080