[INFO] fetching crate ironbox 0.3.0...
[INFO] checking ironbox-0.3.0 against e3607d549209cc9fdfe7e907123b4185210e2c2b for pr-158915
[INFO] extracting crate ironbox 0.3.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate ironbox 0.3.0
[INFO] finished tweaking crates.io crate ironbox 0.3.0
[INFO] tweaked toml for crates.io crate ironbox 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ironbox 0.3.0 on toolchain e3607d549209cc9fdfe7e907123b4185210e2c2b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ironbox 0.3.0 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" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:61:1
[INFO] [stderr]    |
[INFO] [stderr] 61 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `ironbox` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 252cb7cbdbd5371a3a82835092c9effafae8370a631d294df726a79faaf0c846
[INFO] running `Command { std: "docker" "start" "252cb7cbdbd5371a3a82835092c9effafae8370a631d294df726a79faaf0c846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "252cb7cbdbd5371a3a82835092c9effafae8370a631d294df726a79faaf0c846", 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" "252cb7cbdbd5371a3a82835092c9effafae8370a631d294df726a79faaf0c846" "/opt/rustwide/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "252cb7cbdbd5371a3a82835092c9effafae8370a631d294df726a79faaf0c846", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "252cb7cbdbd5371a3a82835092c9effafae8370a631d294df726a79faaf0c846" "/opt/rustwide/cargo-home/bin/cargo" "+e3607d549209cc9fdfe7e907123b4185210e2c2b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:61:1
[INFO] [stderr]    |
[INFO] [stderr] 61 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `ironbox` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]     Checking futures-io v0.3.32
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking value-bag v1.12.0
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling protobuf-support v3.7.2
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling nix v0.31.2
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]     Checking protobuf v3.7.2
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]    Compiling tempfile v3.26.0
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling getset v0.1.6
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking tokio v1.50.0
[INFO] [stderr]     Checking num-conv v0.2.0
[INFO] [stderr]     Checking env_home v0.1.0
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking go-flag v0.1.0
[INFO] [stderr]     Checking which v7.0.3
[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/e3607d549209cc9fdfe7e907123b4185210e2c2b/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=a97fd12192cf7e60 -C extra-filename=-65cc0f1408aaba78 --out-dir /opt/rustwide/target/debug/build/syn/65cc0f1408aaba78/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/d4cb564e807a9cd7/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/d4cb564e807a9cd7/out/libproc_macro2-d4cb564e807a9cd7.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/aa2c5b8519914b46/out/libquote-aa2c5b8519914b46.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out/libunicode_ident-8c98a1a0e58216a9.rmeta --cap-lints allow --cap-lints=forbid --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 `protobuf` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/e3607d549209cc9fdfe7e907123b4185210e2c2b/bin/rustc --crate-name protobuf --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/protobuf-3.7.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "with-bytes"))' -C metadata=148b2566bea1ac7d -C extra-filename=-ae5860b6bcd378c7 --out-dir /opt/rustwide/target/debug/build/protobuf/ae5860b6bcd378c7/out -L dependency=/opt/rustwide/target/debug/build/thiserror-impl/e793ab508fc76aa0/out -L dependency=/opt/rustwide/target/debug/build/thiserror/cbd526b1087eeeab/out --extern once_cell=/opt/rustwide/target/debug/build/once_cell/2ad934dc7da92e31/out/libonce_cell-2ad934dc7da92e31.rmeta --extern protobuf_support=/opt/rustwide/target/debug/build/protobuf-support/b9c0a1c7f455ca18/out/libprotobuf_support-b9c0a1c7f455ca18.rmeta --extern thiserror=/opt/rustwide/target/debug/build/thiserror/cbd526b1087eeeab/out/libthiserror-cbd526b1087eeeab.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "252cb7cbdbd5371a3a82835092c9effafae8370a631d294df726a79faaf0c846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "252cb7cbdbd5371a3a82835092c9effafae8370a631d294df726a79faaf0c846", kill_on_drop: false }`
[INFO] [stdout] 252cb7cbdbd5371a3a82835092c9effafae8370a631d294df726a79faaf0c846
