[INFO] cloning repository https://github.com/jilchab/rcrefcell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jilchab/rcrefcell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjilchab%2Frcrefcell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjilchab%2Frcrefcell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b17fa860f19715f200b372540f89704200cde12
[INFO] testing jilchab/rcrefcell against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjilchab%2Frcrefcell" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jilchab/rcrefcell 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 git repo https://github.com/jilchab/rcrefcell
[INFO] finished tweaking git repo https://github.com/jilchab/rcrefcell
[INFO] tweaked toml for git repo https://github.com/jilchab/rcrefcell written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/jilchab/rcrefcell already has a lockfile, it will not be regenerated
[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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 7f0be3d1b06b8c59211ef51c0e71d7568c3c51dff47067ed16a87527768be197
[INFO] running `Command { std: "docker" "start" "-a" "7f0be3d1b06b8c59211ef51c0e71d7568c3c51dff47067ed16a87527768be197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f0be3d1b06b8c59211ef51c0e71d7568c3c51dff47067ed16a87527768be197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f0be3d1b06b8c59211ef51c0e71d7568c3c51dff47067ed16a87527768be197", kill_on_drop: false }`
[INFO] [stdout] 7f0be3d1b06b8c59211ef51c0e71d7568c3c51dff47067ed16a87527768be197
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 37e8a4874a697bbf7304cf55cb15278816c0030f66a3fcacea0e01992fc204ef
[INFO] running `Command { std: "docker" "start" "-a" "37e8a4874a697bbf7304cf55cb15278816c0030f66a3fcacea0e01992fc204ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcrefcell v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "37e8a4874a697bbf7304cf55cb15278816c0030f66a3fcacea0e01992fc204ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37e8a4874a697bbf7304cf55cb15278816c0030f66a3fcacea0e01992fc204ef", kill_on_drop: false }`
[INFO] [stdout] 37e8a4874a697bbf7304cf55cb15278816c0030f66a3fcacea0e01992fc204ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 528300d53641cc04e7622cdf920b6a3f07d91aa1626a036ca9d5528b0a72c824
[INFO] running `Command { std: "docker" "start" "-a" "528300d53641cc04e7622cdf920b6a3f07d91aa1626a036ca9d5528b0a72c824", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rcrefcell v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "528300d53641cc04e7622cdf920b6a3f07d91aa1626a036ca9d5528b0a72c824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "528300d53641cc04e7622cdf920b6a3f07d91aa1626a036ca9d5528b0a72c824", kill_on_drop: false }`
[INFO] [stdout] 528300d53641cc04e7622cdf920b6a3f07d91aa1626a036ca9d5528b0a72c824
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 1a2ef540bfceca8cd96a9b3431c9bae5fe1bf5520ff08fd1337dbff1e09c921e
[INFO] running `Command { std: "docker" "start" "-a" "1a2ef540bfceca8cd96a9b3431c9bae5fe1bf5520ff08fd1337dbff1e09c921e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rcrefcell-de7ca0a894cbe887)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rcrefcell
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::borrow ... ok
[INFO] [stdout] test tests::borrow_mut ... ok
[INFO] [stdout] test tests::clone_weak ... ok
[INFO] [stdout] test tests::downgrade_and_upgrade ... ok
[INFO] [stdout] test tests::clone_shared ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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" "1a2ef540bfceca8cd96a9b3431c9bae5fe1bf5520ff08fd1337dbff1e09c921e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a2ef540bfceca8cd96a9b3431c9bae5fe1bf5520ff08fd1337dbff1e09c921e", kill_on_drop: false }`
[INFO] [stdout] 1a2ef540bfceca8cd96a9b3431c9bae5fe1bf5520ff08fd1337dbff1e09c921e