[INFO] fetching crate reloaded-memory-buffers 4.0.0...
[INFO] testing reloaded-memory-buffers-4.0.0 against master#2fe50cd72c476ebacdedb14893e9632b4de961c2 for pr-116088-2
[INFO] extracting crate reloaded-memory-buffers 4.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate reloaded-memory-buffers 4.0.0 on toolchain 2fe50cd72c476ebacdedb14893e9632b4de961c2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate reloaded-memory-buffers 4.0.0
[INFO] finished tweaking crates.io crate reloaded-memory-buffers 4.0.0
[INFO] tweaked toml for crates.io crate reloaded-memory-buffers 4.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spin v0.9.8
[INFO] [stderr]   Downloaded widestring v1.0.2
[INFO] [stderr]   Downloaded sysctl v0.5.5
[INFO] [stderr]   Downloaded stable_deref_trait v1.2.0
[INFO] [stderr]   Downloaded option-ext v0.2.0
[INFO] [stderr]   Downloaded mach2 v0.4.2
[INFO] [stderr]   Downloaded debugid v0.8.0
[INFO] [stderr]   Downloaded dirs-sys v0.4.1
[INFO] [stderr]   Downloaded clap_lex v0.6.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.7.32
[INFO] [stderr]   Downloaded clap_builder v4.4.11
[INFO] [stderr]   Downloaded clap v4.4.11
[INFO] [stderr]   Downloaded bytemuck v1.14.0
[INFO] [stderr]   Downloaded rayon-core v1.12.0
[INFO] [stderr]   Downloaded rayon v1.8.0
[INFO] [stderr]   Downloaded criterion v0.5.1
[INFO] [stderr]   Downloaded zerocopy v0.7.32
[INFO] [stderr]   Downloaded ahash v0.8.6
[INFO] [stderr]   Downloaded num-format v0.4.4
[INFO] [stderr]   Downloaded inferno v0.11.19
[INFO] [stderr]   Downloaded symbolic-demangle v12.8.0
[INFO] [stderr]   Downloaded cpp_demangle v0.4.3
[INFO] [stderr]   Downloaded pprof v0.13.0
[INFO] [stderr]   Downloaded rstest v0.18.2
[INFO] [stderr]   Downloaded rstest_macros v0.18.2
[INFO] [stderr]   Downloaded mmap-rs-with-map-from-existing v0.6.0
[INFO] [stderr]   Downloaded combine v4.6.6
[INFO] [stderr]   Downloaded clf v0.1.7
[INFO] [stderr]   Downloaded quick-xml v0.26.0
[INFO] [stderr]   Downloaded semver v1.0.20
[INFO] [stderr]   Downloaded memmap2 v0.9.3
[INFO] [stderr]   Downloaded relative-path v1.9.2
[INFO] [stderr]   Downloaded rgb v0.8.37
[INFO] [stderr]   Downloaded str_stack v0.1.0
[INFO] [stderr]   Downloaded findshlibs v0.10.2
[INFO] [stderr]   Downloaded memoffset v0.7.1
[INFO] [stderr]   Downloaded symbolic-common v12.8.0
[INFO] [stderr]   Downloaded futures-timer v3.0.2
[INFO] [stderr]   Downloaded dirs v5.0.1
[INFO] [stderr]   Downloaded enum-as-inner v0.6.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfaf804d02655dece06b4ddd8b6ecac315a746c4b6aebfda6b07d20f10d6883b
[INFO] running `Command { std: "docker" "start" "-a" "bfaf804d02655dece06b4ddd8b6ecac315a746c4b6aebfda6b07d20f10d6883b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfaf804d02655dece06b4ddd8b6ecac315a746c4b6aebfda6b07d20f10d6883b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfaf804d02655dece06b4ddd8b6ecac315a746c4b6aebfda6b07d20f10d6883b", kill_on_drop: false }`
[INFO] [stdout] bfaf804d02655dece06b4ddd8b6ecac315a746c4b6aebfda6b07d20f10d6883b
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cc3d011d3837ca3336807ef37d044c8aaa1453573a8c648539f1dbe4ff2bafc
[INFO] running `Command { std: "docker" "start" "-a" "0cc3d011d3837ca3336807ef37d044c8aaa1453573a8c648539f1dbe4ff2bafc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling thiserror v1.0.52
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling combine v4.6.6
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]    Compiling clf v0.1.7
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling errno v0.3.8
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.52
[INFO] [stderr]    Compiling enum-as-inner v0.6.0
[INFO] [stderr]    Compiling sysctl v0.5.5
[INFO] [stderr]    Compiling mmap-rs-with-map-from-existing v0.6.0
[INFO] [stderr]    Compiling reloaded-memory-buffers v4.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `null` is never used
[INFO] [stdout]   --> src/structs/private_allocation.rs:82:19
[INFO] [stdout]    |
[INFO] [stdout] 37 | impl PrivateAllocation {
[INFO] [stdout]    | ---------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub(crate) fn null() -> Self {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.31s
[INFO] running `Command { std: "docker" "inspect" "0cc3d011d3837ca3336807ef37d044c8aaa1453573a8c648539f1dbe4ff2bafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cc3d011d3837ca3336807ef37d044c8aaa1453573a8c648539f1dbe4ff2bafc", kill_on_drop: false }`
[INFO] [stdout] 0cc3d011d3837ca3336807ef37d044c8aaa1453573a8c648539f1dbe4ff2bafc
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2fe50cd72c476ebacdedb14893e9632b4de961c2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6acd5108a9d4e17ec5de804aa6183f5b25955461fdd4a4a3ae109bc619e6b9e0
[INFO] running `Command { std: "docker" "start" "-a" "6acd5108a9d4e17ec5de804aa6183f5b25955461fdd4a4a3ae109bc619e6b9e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling ahash v0.8.6
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling ciborium-io v0.2.1
[INFO] [stderr]    Compiling cpp_demangle v0.4.3
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling uuid v1.6.1
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.1
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling debugid v0.8.0
[INFO] [stderr]    Compiling clap_builder v4.4.11
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling rstest_macros v0.18.2
[INFO] [stderr]    Compiling memmap2 v0.9.3
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling bytemuck v1.14.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling symbolic-demangle v12.8.0
[INFO] [stderr]    Compiling num-format v0.4.4
[INFO] [stderr]    Compiling rgb v0.8.37
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling symbolic-common v12.8.0
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling combine v4.6.6
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling quick-xml v0.26.0
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[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/2fe50cd72c476ebacdedb14893e9632b4de961c2/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.43/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=99834c09bfe21822 -C extra-filename=-99834c09bfe21822 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-95abaf13eaff7f64.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-5f6dfde12cae4cc3.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f8d62a079c79a15a.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" "6acd5108a9d4e17ec5de804aa6183f5b25955461fdd4a4a3ae109bc619e6b9e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6acd5108a9d4e17ec5de804aa6183f5b25955461fdd4a4a3ae109bc619e6b9e0", kill_on_drop: false }`
[INFO] [stdout] 6acd5108a9d4e17ec5de804aa6183f5b25955461fdd4a4a3ae109bc619e6b9e0