[INFO] fetching crate rust_mpi 0.0.3...
[INFO] testing rust_mpi-0.0.3 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate rust_mpi 0.0.3 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate rust_mpi 0.0.3 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-92/source/.cargo/config
[INFO] started tweaking crates.io crate rust_mpi 0.0.3
[INFO] finished tweaking crates.io crate rust_mpi 0.0.3
[INFO] tweaked toml for crates.io crate rust_mpi 0.0.3 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a266b81e68daa14ecfccc7ed99b9133c918f50995913dd5b79c6bcd0746c19f9
[INFO] running `Command { std: "docker" "start" "-a" "a266b81e68daa14ecfccc7ed99b9133c918f50995913dd5b79c6bcd0746c19f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a266b81e68daa14ecfccc7ed99b9133c918f50995913dd5b79c6bcd0746c19f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a266b81e68daa14ecfccc7ed99b9133c918f50995913dd5b79c6bcd0746c19f9", kill_on_drop: false }`
[INFO] [stdout] a266b81e68daa14ecfccc7ed99b9133c918f50995913dd5b79c6bcd0746c19f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9eb4b9f4cf64111d3d2be72d74ad2ca0daf51ecbe9b072ad7bdee6c4b472118
[INFO] running `Command { std: "docker" "start" "-a" "d9eb4b9f4cf64111d3d2be72d74ad2ca0daf51ecbe9b072ad7bdee6c4b472118", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling rust_mpi v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "d9eb4b9f4cf64111d3d2be72d74ad2ca0daf51ecbe9b072ad7bdee6c4b472118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9eb4b9f4cf64111d3d2be72d74ad2ca0daf51ecbe9b072ad7bdee6c4b472118", kill_on_drop: false }`
[INFO] [stdout] d9eb4b9f4cf64111d3d2be72d74ad2ca0daf51ecbe9b072ad7bdee6c4b472118
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e3369fbffc3e8cc3b76c4d2691304765c8c2186c908c7be81ebfa754f52b5df
[INFO] running `Command { std: "docker" "start" "-a" "8e3369fbffc3e8cc3b76c4d2691304765c8c2186c908c7be81ebfa754f52b5df", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_mpi v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "8e3369fbffc3e8cc3b76c4d2691304765c8c2186c908c7be81ebfa754f52b5df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e3369fbffc3e8cc3b76c4d2691304765c8c2186c908c7be81ebfa754f52b5df", kill_on_drop: false }`
[INFO] [stdout] 8e3369fbffc3e8cc3b76c4d2691304765c8c2186c908c7be81ebfa754f52b5df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b20c97c7fbde7059046173281561953de8adbf651c231edcdcd01d2dedbf737d
[INFO] running `Command { std: "docker" "start" "-a" "b20c97c7fbde7059046173281561953de8adbf651c231edcdcd01d2dedbf737d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_mpi-de0d96c00912e487)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests rust_mpi
[INFO] [stdout] test test::test_mpi_init_finalize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.13s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b20c97c7fbde7059046173281561953de8adbf651c231edcdcd01d2dedbf737d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20c97c7fbde7059046173281561953de8adbf651c231edcdcd01d2dedbf737d", kill_on_drop: false }`
[INFO] [stdout] b20c97c7fbde7059046173281561953de8adbf651c231edcdcd01d2dedbf737d