[INFO] updating cached repository https://github.com/clbarnes/ncollpyde
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/clbarnes/ncollpyde
[INFO] [stderr]  * [new branch]      actions    -> actions
[INFO] [stderr]    da96baa..964bf4b  master     -> master
[INFO] [stderr]  * [new branch]      os-test    -> os-test
[INFO] [stderr]  * [new tag]         v0.10.0    -> v0.10.0
[INFO] [stderr]  * [new tag]         v0.8.0     -> v0.8.0
[INFO] [stderr]  * [new tag]         v0.8.1     -> v0.8.1
[INFO] [stderr]  * [new tag]         v0.8.2     -> v0.8.2
[INFO] [stderr]  * [new tag]         v0.8.3     -> v0.8.3
[INFO] [stderr]  * [new tag]         v0.8.4     -> v0.8.4
[INFO] [stderr]  * [new tag]         v0.8.5     -> v0.8.5
[INFO] [stderr]  * [new tag]         v0.8.8     -> v0.8.8
[INFO] [stderr]  * [new tag]         v0.8.9     -> v0.8.9
[INFO] [stderr]  * [new tag]         v0.9.0     -> v0.9.0
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 964bf4b61d1d73d31059c1c1f182aca07f57b2ed
[INFO] testing clbarnes/ncollpyde against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclbarnes%2Fncollpyde" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/clbarnes/ncollpyde on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/clbarnes/ncollpyde
[INFO] finished tweaking git repo https://github.com/clbarnes/ncollpyde
[INFO] tweaked toml for git repo https://github.com/clbarnes/ncollpyde written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/clbarnes/ncollpyde already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 165ca5244c55566101b5ca0b9e814349dfa054a2c2f417f577eacf5d4255bf9e
[INFO] running `"docker" "start" "-a" "165ca5244c55566101b5ca0b9e814349dfa054a2c2f417f577eacf5d4255bf9e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling unindent v0.1.5
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling slotmap v0.4.0
[INFO] [stderr]    Compiling downcast-rs v1.1.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling pyo3 v0.10.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling petgraph v0.5.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.0
[INFO] [stderr] error: failed to run custom build command for `pyo3 v0.10.1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/pyo3-1f41868e1409a215/build-script-build` (exit code: 1)
[INFO] [stderr] --- stderr
[INFO] [stderr] Error: "PyO3 requires a nightly or dev version of Rust."
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "165ca5244c55566101b5ca0b9e814349dfa054a2c2f417f577eacf5d4255bf9e"`
[INFO] running `"docker" "rm" "-f" "165ca5244c55566101b5ca0b9e814349dfa054a2c2f417f577eacf5d4255bf9e"`
[INFO] [stdout] 165ca5244c55566101b5ca0b9e814349dfa054a2c2f417f577eacf5d4255bf9e