[INFO] fetching crate nccl 5.0.1...
[INFO] testing nccl-5.0.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate nccl 5.0.1 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate nccl 5.0.1 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] started tweaking crates.io crate nccl 5.0.1
[INFO] finished tweaking crates.io crate nccl 5.0.1
[INFO] tweaked toml for crates.io crate nccl 5.0.1 written to /workspace/builds/worker-50/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] af508f85a15f2a3afdb6be565dd78dfc73a58716d1c77619ce96dd194d69f589
[INFO] running `Command { std: "docker" "start" "-a" "af508f85a15f2a3afdb6be565dd78dfc73a58716d1c77619ce96dd194d69f589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af508f85a15f2a3afdb6be565dd78dfc73a58716d1c77619ce96dd194d69f589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af508f85a15f2a3afdb6be565dd78dfc73a58716d1c77619ce96dd194d69f589", kill_on_drop: false }`
[INFO] [stdout] af508f85a15f2a3afdb6be565dd78dfc73a58716d1c77619ce96dd194d69f589
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 04480d9853597c4c589f440f8cda4c8993ac5a29893f4b4a4a5822de3e19cb7e
[INFO] running `Command { std: "docker" "start" "-a" "04480d9853597c4c589f440f8cda4c8993ac5a29893f4b4a4a5822de3e19cb7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling nccl v5.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "04480d9853597c4c589f440f8cda4c8993ac5a29893f4b4a4a5822de3e19cb7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04480d9853597c4c589f440f8cda4c8993ac5a29893f4b4a4a5822de3e19cb7e", kill_on_drop: false }`
[INFO] [stdout] 04480d9853597c4c589f440f8cda4c8993ac5a29893f4b4a4a5822de3e19cb7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] ad469fb6e06db3c1b46b95f970661d5f4d85f560f58a8ceb56862fd7d07964a7
[INFO] running `Command { std: "docker" "start" "-a" "ad469fb6e06db3c1b46b95f970661d5f4d85f560f58a8ceb56862fd7d07964a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nccl v5.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "ad469fb6e06db3c1b46b95f970661d5f4d85f560f58a8ceb56862fd7d07964a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad469fb6e06db3c1b46b95f970661d5f4d85f560f58a8ceb56862fd7d07964a7", kill_on_drop: false }`
[INFO] [stdout] ad469fb6e06db3c1b46b95f970661d5f4d85f560f58a8ceb56862fd7d07964a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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] 16ce84bb1a895e61e7aa07de2708152082402189493769253ad268c3bc788801
[INFO] running `Command { std: "docker" "start" "-a" "16ce84bb1a895e61e7aa07de2708152082402189493769253ad268c3bc788801", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nccl-88a61ded3ac0855b)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test config::test::single_file ... ok
[INFO] [stdout] test config::test::quoted ... ok
[INFO] [stdout] test config::test::to_string ... ok
[INFO] [stdout] test parser::test::broke ... ok
[INFO] [stdout] test config::test::multi_file ... ok
[INFO] [stdout] test parser::test::pconfig ... ok
[INFO] [stdout] test scanner::test::empty ... ok
[INFO] [stdout] test parser::test::tab_config ... ok
[INFO] [stdout] test scanner::test::new_scan ... ok
[INFO] [stdout] test parser::test::woke ... ok
[INFO] [stdout] test test::comments ... ok
[INFO] [stdout] test scanner::test::tabbies ... ok
[INFO] [stdout] test scanner::test::oh_lord ... ok
[INFO] [stdout] test test::all_of_em ... ok
[INFO] [stdout] test test::duplicates ... ok
[INFO] [stdout] test test::duplicates2 ... ok
[INFO] [stdout] test test::duplicates3 ... ok
[INFO] [stdout] test test::escapes ... ok
[INFO] [stdout] test test::fuzz ... ok
[INFO] [stdout] test test::index ... ok
[INFO] [stdout] test test::inherit ... ok
[INFO] [stdout] test test::quote ... ok
[INFO] [stdout] test test::value ... ok
[INFO] [stdout] test test::values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nccl
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/lib.rs - (line 94) ... ok
[INFO] [stdout] test src/lib.rs - (line 79) ... ok
[INFO] [stdout] test src/lib.rs - (line 44) ... ok
[INFO] [stdout] test src/lib.rs - parse_config (line 166) ... ok
[INFO] [stdout] test src/config.rs - config::Config (line 24) ... ok
[INFO] [stdout] test src/lib.rs - parse_config_with (line 196) ... ok
[INFO] [stdout] test src/lib.rs - (line 61) ... ok
[INFO] [stdout] test src/lib.rs - (line 122) ... ok
[INFO] [stdout] test src/config.rs - config::Config::child (line 103) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "16ce84bb1a895e61e7aa07de2708152082402189493769253ad268c3bc788801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ce84bb1a895e61e7aa07de2708152082402189493769253ad268c3bc788801", kill_on_drop: false }`
[INFO] [stdout] 16ce84bb1a895e61e7aa07de2708152082402189493769253ad268c3bc788801