[INFO] fetching crate mecomp-core 0.5.5...
[INFO] building mecomp-core-0.5.5 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate mecomp-core 0.5.5 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate mecomp-core 0.5.5
[INFO] finished tweaking crates.io crate mecomp-core 0.5.5
[INFO] tweaked toml for crates.io crate mecomp-core 0.5.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mecomp-core 0.5.5 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 crates.io crate mecomp-core 0.5.5 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a93e8dc52b22f4deecb8ef5fb8b2acf8b36c46776adf3e3efa69cc854bc84d8c
[INFO] running `Command { std: "docker" "start" "-a" "a93e8dc52b22f4deecb8ef5fb8b2acf8b36c46776adf3e3efa69cc854bc84d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a93e8dc52b22f4deecb8ef5fb8b2acf8b36c46776adf3e3efa69cc854bc84d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a93e8dc52b22f4deecb8ef5fb8b2acf8b36c46776adf3e3efa69cc854bc84d8c", kill_on_drop: false }`
[INFO] [stdout] a93e8dc52b22f4deecb8ef5fb8b2acf8b36c46776adf3e3efa69cc854bc84d8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] efb3d97acad2ee8ea9772181213c0fb2808e13807c1563847267c5acaefd4d9d
[INFO] running `Command { std: "docker" "start" "-a" "efb3d97acad2ee8ea9772181213c0fb2808e13807c1563847267c5acaefd4d9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling bytemuck v1.23.1
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling extended v0.1.0
[INFO] [stderr]    Compiling winnow v0.7.12
[INFO] [stderr]    Compiling cpal v0.16.0
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling ogg_pager v0.7.0
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling alsa v0.9.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr] error: could not compile `encoding_rs` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name encoding_rs --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/encoding_rs-0.8.35/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 -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "any_all_workaround", "default", "fast-big5-hanzi-encode", "fast-gb-hanzi-encode", "fast-hangul-encode", "fast-hanja-encode", "fast-kanji-encode", "fast-legacy-encode", "less-slow-big5-hanzi-encode", "less-slow-gb-hanzi-encode", "less-slow-kanji-encode", "serde", "simd-accel"))' -C metadata=d6e5fbe80bbee4f9 -C extra-filename=-81683899b9b068d2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-5a199b0ec0054672.rmeta --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 `rand` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name rand --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/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 -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="getrandom"' --cfg 'feature="libc"' --cfg 'feature="rand_chacha"' --cfg 'feature="small_rng"' --cfg 'feature="std"' --cfg 'feature="std_rng"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "getrandom", "libc", "log", "min_const_gen", "nightly", "packed_simd", "rand_chacha", "serde", "serde1", "simd_support", "small_rng", "std", "std_rng"))' -C metadata=a1ff5b08bd214f8a -C extra-filename=-e4371cccbdf3ae8d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-4a513ea0f2e1d0e2.rmeta --extern rand_chacha=/opt/rustwide/target/debug/deps/librand_chacha-47059882d022abb0.rmeta --extern rand_core=/opt/rustwide/target/debug/deps/librand_core-5759a9c35ee7da64.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "efb3d97acad2ee8ea9772181213c0fb2808e13807c1563847267c5acaefd4d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb3d97acad2ee8ea9772181213c0fb2808e13807c1563847267c5acaefd4d9d", kill_on_drop: false }`
[INFO] [stdout] efb3d97acad2ee8ea9772181213c0fb2808e13807c1563847267c5acaefd4d9d