[INFO] fetching crate valitron 0.3.0...
[INFO] checking valitron-0.3.0 against master#d97bb195bf7b84815622b235cb51171c1b8f7e51 for pr-117905
[INFO] extracting crate valitron 0.3.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate valitron 0.3.0 on toolchain d97bb195bf7b84815622b235cb51171c1b8f7e51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d97bb195bf7b84815622b235cb51171c1b8f7e51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate valitron 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate valitron 0.3.0
[INFO] tweaked toml for crates.io crate valitron 0.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate valitron 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" "+d97bb195bf7b84815622b235cb51171c1b8f7e51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d97bb195bf7b84815622b235cb51171c1b8f7e51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60987e2d37e646c5ac02c14929754fde91324ea773d9f9777b3ef7499761b778
[INFO] running `Command { std: "docker" "start" "-a" "60987e2d37e646c5ac02c14929754fde91324ea773d9f9777b3ef7499761b778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60987e2d37e646c5ac02c14929754fde91324ea773d9f9777b3ef7499761b778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60987e2d37e646c5ac02c14929754fde91324ea773d9f9777b3ef7499761b778", kill_on_drop: false }`
[INFO] [stdout] 60987e2d37e646c5ac02c14929754fde91324ea773d9f9777b3ef7499761b778
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d97bb195bf7b84815622b235cb51171c1b8f7e51" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26ff1b0eb2985a49c6cca1f8a8c32146caba9327c58ed01079a511293e33021b
[INFO] running `Command { std: "docker" "start" "-a" "26ff1b0eb2985a49c6cca1f8a8c32146caba9327c58ed01079a511293e33021b", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking futures-sink v0.3.29
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr] error: could not compile `signal-hook-registry` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   could not execute process `/opt/rustwide/rustup-home/toolchains/d97bb195bf7b84815622b235cb51171c1b8f7e51/bin/rustc --crate-name signal_hook_registry /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/signal-hook-registry-1.4.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=fa00456af854672b -C extra-filename=-fa00456af854672b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-02ca9efcb1ab59f3.rmeta --cap-lints allow --cap-lints=forbid` (never executed)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Cannot allocate memory (os error 12)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "26ff1b0eb2985a49c6cca1f8a8c32146caba9327c58ed01079a511293e33021b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ff1b0eb2985a49c6cca1f8a8c32146caba9327c58ed01079a511293e33021b", kill_on_drop: false }`
[INFO] [stdout] 26ff1b0eb2985a49c6cca1f8a8c32146caba9327c58ed01079a511293e33021b