[INFO] cloning repository https://github.com/volhovm/ublu-impl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/volhovm/ublu-impl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvolhovm%2Fublu-impl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvolhovm%2Fublu-impl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70476a7c127b6072650e4d30201c5a0ab6402bad
[INFO] testing volhovm/ublu-impl against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvolhovm%2Fublu-impl" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/volhovm/ublu-impl
[INFO] finished tweaking git repo https://github.com/volhovm/ublu-impl
[INFO] tweaked toml for git repo https://github.com/volhovm/ublu-impl written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/volhovm/ublu-impl on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/volhovm/ublu-impl 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de993371560e7b5f35b88bd2e2c0a829bb8396d7ff2f9a05777b92ea761ec22f
[INFO] running `Command { std: "docker" "start" "-a" "de993371560e7b5f35b88bd2e2c0a829bb8396d7ff2f9a05777b92ea761ec22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de993371560e7b5f35b88bd2e2c0a829bb8396d7ff2f9a05777b92ea761ec22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de993371560e7b5f35b88bd2e2c0a829bb8396d7ff2f9a05777b92ea761ec22f", kill_on_drop: false }`
[INFO] [stdout] de993371560e7b5f35b88bd2e2c0a829bb8396d7ff2f9a05777b92ea761ec22f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4d8f187427359f5bb71945687e1535dc90bb482ef38b23b47579763878a919c
[INFO] running `Command { std: "docker" "start" "-a" "a4d8f187427359f5bb71945687e1535dc90bb482ef38b23b47579763878a919c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling zerocopy v0.7.32
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling anyhow v1.0.82
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling stirling_numbers v0.1.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ark-std v0.4.0
[INFO] [stderr]    Compiling aes-prng v0.2.1
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]    Compiling ark-serialize v0.4.2
[INFO] [stderr]    Compiling zeroize v1.7.0
[INFO] [stderr]    Compiling ark-ff v0.4.2
[INFO] [stderr]    Compiling ark-poly v0.4.2
[INFO] [stderr]    Compiling ark-transcript v0.0.1
[INFO] [stderr]    Compiling ark-ec v0.4.2
[INFO] [stderr]    Compiling ark-bls12-381 v0.4.0
[INFO] [stderr]    Compiling ublu-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rayon::prelude`
[INFO] [stdout]  --> src/ch20.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rayon::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]  --> src/utils.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 |         .map(|i| (0..i + 1).map(|j| F::zero()).collect())
[INFO] [stdout]   |                                  ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.45s
[INFO] running `Command { std: "docker" "inspect" "a4d8f187427359f5bb71945687e1535dc90bb482ef38b23b47579763878a919c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d8f187427359f5bb71945687e1535dc90bb482ef38b23b47579763878a919c", kill_on_drop: false }`
[INFO] [stdout] a4d8f187427359f5bb71945687e1535dc90bb482ef38b23b47579763878a919c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21e6d2330374c1466f71b2b8c57a59efd0080ef2637a632c7b0f283bef81ffb4
[INFO] running `Command { std: "docker" "start" "-a" "21e6d2330374c1466f71b2b8c57a59efd0080ef2637a632c7b0f283bef81ffb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling cc v1.0.98
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling uuid v1.8.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling cpp_demangle v0.4.3
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling bytemuck v1.16.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling debugid v0.8.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling symbolic-demangle v12.8.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling rgb v0.8.37
[INFO] [stderr]    Compiling num-format v0.4.4
[INFO] [stderr] error: could not compile `cc` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.0.98/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 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("jobserver", "libc", "once_cell", "parallel"))' -C metadata=9607afbc4d8ea55b -C extra-filename=-5ddacb43f4da495b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `serde_derive` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name serde_derive --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_derive-1.0.202/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "deserialize_in_place"))' -C metadata=a91c6f2935251f23 -C extra-filename=-e0cd406f4ff28cd3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-43bef833ad5a6872.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-7acff96f9e6772ca.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-0f017f68b77942cc.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "21e6d2330374c1466f71b2b8c57a59efd0080ef2637a632c7b0f283bef81ffb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21e6d2330374c1466f71b2b8c57a59efd0080ef2637a632c7b0f283bef81ffb4", kill_on_drop: false }`
[INFO] [stdout] 21e6d2330374c1466f71b2b8c57a59efd0080ef2637a632c7b0f283bef81ffb4