[INFO] fetching crate ultraflash 0.1.0...
[INFO] testing ultraflash-0.1.0 against 1.100.0-beta.1 for beta-1.100-3
[INFO] extracting crate ultraflash 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate ultraflash 0.1.0
[INFO] finished tweaking crates.io crate ultraflash 0.1.0
[INFO] tweaked toml for crates.io crate ultraflash 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ultraflash 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ultraflash 0.1.0 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" "+1.100.0-beta.1" "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
[ERROR] error running command: no output for 300 seconds
[INFO] testing ultraflash-0.1.0 against 1.100.0-beta.1 for beta-1.100-3
[INFO] extracting crate ultraflash 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate ultraflash 0.1.0
[INFO] finished tweaking crates.io crate ultraflash 0.1.0
[INFO] tweaked toml for crates.io crate ultraflash 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ultraflash 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ultraflash 0.1.0 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" "+1.100.0-beta.1" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_home v0.1.0
[INFO] [stderr]   Downloaded either v1.17.0
[INFO] [stderr]   Downloaded which v7.0.3
[INFO] [stderr]   Downloaded tokio-macros v2.7.1
[INFO] [stderr]   Downloaded udev v0.9.3
[INFO] [stderr]   Downloaded lru v0.12.5
[INFO] [stderr]   Downloaded instability v0.3.12
[INFO] [stderr]   Downloaded unicode-truncate v1.1.0
[INFO] [stderr]   Downloaded indenter v0.3.4
[INFO] [stderr]   Downloaded libudev-sys v0.1.4
[INFO] [stderr]   Downloaded tokio-test v0.4.5
[INFO] [stderr]   Downloaded cassowary v0.3.0
[INFO] [stderr]   Downloaded color-spantrace v0.3.0
[INFO] [stderr]   Downloaded directories v5.0.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.28
[INFO] [stderr]   Downloaded tracing-error v0.2.1
[INFO] [stderr]   Downloaded tokio-stream v0.1.19
[INFO] [stderr]   Downloaded owo-colors v4.3.0
[INFO] [stderr]   Downloaded futures v0.3.33
[INFO] [stderr]   Downloaded compact_str v0.8.2
[INFO] [stderr]   Downloaded async-trait v0.1.91
[INFO] [stderr]   Downloaded clap v4.6.4
[INFO] [stderr]   Downloaded crossterm v0.28.1
[INFO] [stderr]   Downloaded unicode-width v0.2.0
[INFO] [stderr]   Downloaded clap_builder v4.6.2
[INFO] [stderr]   Downloaded unicode-width v0.1.14
[INFO] [stderr]   Downloaded winsafe v0.0.19
[INFO] [stderr]   Downloaded ratatui v0.29.0
[INFO] [stderr]   Downloaded color-eyre v0.6.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 473b4d599b3528becfc75999bc7d5297ac48e35b31d6494c7658dea2eade7310
[INFO] running `Command { std: "docker" "start" "473b4d599b3528becfc75999bc7d5297ac48e35b31d6494c7658dea2eade7310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "473b4d599b3528becfc75999bc7d5297ac48e35b31d6494c7658dea2eade7310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "473b4d599b3528becfc75999bc7d5297ac48e35b31d6494c7658dea2eade7310" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "473b4d599b3528becfc75999bc7d5297ac48e35b31d6494c7658dea2eade7310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "473b4d599b3528becfc75999bc7d5297ac48e35b31d6494c7658dea2eade7310" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling log v0.4.33
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling smallvec v1.15.2
[INFO] [stderr]    Compiling rustversion v1.0.23
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling bitflags v2.13.1
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling futures-core v0.3.33
[INFO] [stderr]    Compiling futures-sink v0.3.33
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling thread_local v1.1.10
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling either v1.17.0
[INFO] [stderr]    Compiling owo-colors v4.3.0
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling futures-channel v0.3.33
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling anstyle-parse v1.0.0
[INFO] [stderr]    Compiling cfg_aliases v0.2.2
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling color-spantrace v0.3.0
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling zmij v1.0.23
[INFO] [stderr]    Compiling futures-task v0.3.33
[INFO] [stderr]    Compiling colorchoice v1.0.5
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling instability v0.3.12
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling futures-io v0.3.33
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling num-conv v0.2.2
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling syn v3.0.3
[INFO] [stderr]    Compiling indenter v0.3.4
[INFO] [stderr]    Compiling hashbrown v0.17.1
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling time-core v0.1.9
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling deranged v0.5.8
[INFO] [stderr]    Compiling regex-automata v0.4.16
[INFO] [stderr]    Compiling thiserror v2.0.19
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling unicode-segmentation v1.13.3
[INFO] [stderr]    Compiling bytes v1.12.1
[INFO] [stderr]    Compiling clap_lex v1.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.28
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling clap_builder v4.6.2
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling compact_str v0.8.2
[INFO] [stderr]    Compiling lru v0.12.5
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.2.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling unicode-truncate v1.1.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling time v0.3.54
[INFO] [stderr]    Compiling crossterm v0.28.1
[INFO] [stderr]    Compiling quick-xml v0.41.0
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling unicode-width v0.2.0
[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/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.119/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --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="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=7c3af02079be9905 -C extra-filename=-23b88957ce37f42e --out-dir /opt/rustwide/target/debug/build/syn/23b88957ce37f42e/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/07b820aa231198b5/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/86faa6b6bcc5b157/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/07b820aa231198b5/out/libproc_macro2-07b820aa231198b5.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/bf53898b3f04765a/out/libquote-bf53898b3f04765a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/86faa6b6bcc5b157/out/libunicode_ident-86faa6b6bcc5b157.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `object` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name object --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/object-0.37.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="archive"' --cfg 'feature="coff"' --cfg 'feature="elf"' --cfg 'feature="macho"' --cfg 'feature="pe"' --cfg 'feature="read_core"' --cfg 'feature="unaligned"' --cfg 'feature="xcoff"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("all", "alloc", "archive", "build", "build_core", "cargo-all", "coff", "compression", "core", "default", "doc", "elf", "macho", "pe", "read", "read_core", "rustc-dep-of-std", "std", "unaligned", "unstable", "unstable-all", "wasm", "write", "write_core", "write_std", "xcoff"))' -C metadata=3dab1886f13d9a3e -C extra-filename=-56128f9c88cd9080 --out-dir /opt/rustwide/target/debug/build/object/56128f9c88cd9080/out --extern memchr=/opt/rustwide/target/debug/build/memchr/a932478bde794617/out/libmemchr-a932478bde794617.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies --cfg core_error --check-cfg 'cfg(core_error)'` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "473b4d599b3528becfc75999bc7d5297ac48e35b31d6494c7658dea2eade7310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "473b4d599b3528becfc75999bc7d5297ac48e35b31d6494c7658dea2eade7310", kill_on_drop: false }`
[INFO] [stdout] 473b4d599b3528becfc75999bc7d5297ac48e35b31d6494c7658dea2eade7310
