[INFO] fetching crate ironbox 0.3.0...
[INFO] checking ironbox-0.3.0 against a621e2b446eafb53c7a8569f225e0b8cc2429a68 for pr-162600
[INFO] extracting crate ironbox 0.3.0 into /workspace/builds/worker-4-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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ironbox 0.3.0 on toolchain a621e2b446eafb53c7a8569f225e0b8cc2429a68
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "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" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "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] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a6a45aaafcdd3f6603f8f876294a0b75859b5b73672616677d902a0d715ed437
[INFO] running `Command { std: "docker" "start" "a6a45aaafcdd3f6603f8f876294a0b75859b5b73672616677d902a0d715ed437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6a45aaafcdd3f6603f8f876294a0b75859b5b73672616677d902a0d715ed437", 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" "a6a45aaafcdd3f6603f8f876294a0b75859b5b73672616677d902a0d715ed437" "/opt/rustwide/cargo-home/bin/cargo" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6a45aaafcdd3f6603f8f876294a0b75859b5b73672616677d902a0d715ed437", 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" "a6a45aaafcdd3f6603f8f876294a0b75859b5b73672616677d902a0d715ed437" "/opt/rustwide/cargo-home/bin/cargo" "+a621e2b446eafb53c7a8569f225e0b8cc2429a68" "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 rustix v0.38.44
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling protobuf v3.7.2
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling protobuf-support v3.7.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking futures-io v0.3.32
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[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 crossbeam-deque v0.8.6
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling petgraph v0.5.1
[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 crossbeam v0.8.4
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling getset v0.1.6
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking num-conv v0.2.0
[INFO] [stderr]     Checking env_home v0.1.0
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]    Compiling tempfile v3.26.0
[INFO] [stderr]     Checking which v7.0.3
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking tokio v1.50.0
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]     Checking prctl v1.0.0
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/a621e2b446eafb53c7a8569f225e0b8cc2429a68/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.10/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="default"' --cfg 'feature="std"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "std", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=055ed41da5369a59 -C extra-filename=-f8ed72d78990c0ba --out-dir /opt/rustwide/target/debug/build/regex-syntax/f8ed72d78990c0ba/out --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/a621e2b446eafb53c7a8569f225e0b8cc2429a68/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" "a6a45aaafcdd3f6603f8f876294a0b75859b5b73672616677d902a0d715ed437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a45aaafcdd3f6603f8f876294a0b75859b5b73672616677d902a0d715ed437", kill_on_drop: false }`
[INFO] [stdout] a6a45aaafcdd3f6603f8f876294a0b75859b5b73672616677d902a0d715ed437
