[INFO] fetching crate grid_2d 0.14.6...
[INFO] testing grid_2d-0.14.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate grid_2d 0.14.6 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate grid_2d 0.14.6 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grid_2d 0.14.6
[INFO] finished tweaking crates.io crate grid_2d 0.14.6
[INFO] tweaked toml for crates.io crate grid_2d 0.14.6 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12ad15a69a672509fd59f42048f561b1142246d9e97371a6c9502ddccfaf0fd1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "12ad15a69a672509fd59f42048f561b1142246d9e97371a6c9502ddccfaf0fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12ad15a69a672509fd59f42048f561b1142246d9e97371a6c9502ddccfaf0fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12ad15a69a672509fd59f42048f561b1142246d9e97371a6c9502ddccfaf0fd1", kill_on_drop: false }`
[INFO] [stdout] 12ad15a69a672509fd59f42048f561b1142246d9e97371a6c9502ddccfaf0fd1
[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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 416dfeccaed269ac166fffffd368e0c403541e071f652d9828e5c3cdcf5fb92c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "416dfeccaed269ac166fffffd368e0c403541e071f652d9828e5c3cdcf5fb92c", kill_on_drop: false }`
[INFO] [stderr]    Compiling coord_2d v0.2.22
[INFO] [stderr]    Compiling grid_2d v0.14.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "416dfeccaed269ac166fffffd368e0c403541e071f652d9828e5c3cdcf5fb92c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "416dfeccaed269ac166fffffd368e0c403541e071f652d9828e5c3cdcf5fb92c", kill_on_drop: false }`
[INFO] [stdout] 416dfeccaed269ac166fffffd368e0c403541e071f652d9828e5c3cdcf5fb92c
[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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bc30827b8183b08201288867b5a0b35754fc3b13b44deba7c187c537a7f302f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6bc30827b8183b08201288867b5a0b35754fc3b13b44deba7c187c537a7f302f", kill_on_drop: false }`
[INFO] [stderr]    Compiling grid_2d v0.14.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "6bc30827b8183b08201288867b5a0b35754fc3b13b44deba7c187c537a7f302f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bc30827b8183b08201288867b5a0b35754fc3b13b44deba7c187c537a7f302f", kill_on_drop: false }`
[INFO] [stdout] 6bc30827b8183b08201288867b5a0b35754fc3b13b44deba7c187c537a7f302f
[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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 99f02cd50e4b60307550bd16d0c04be598909011e069c9d3de769a205d1183d5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "99f02cd50e4b60307550bd16d0c04be598909011e069c9d3de769a205d1183d5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/grid_2d-eb9b24ff1d5be4bc
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::tiling ... ok
[INFO] [stdout] test tests::get2_checked_mut ... ok
[INFO] [stdout] test tests::index ... ok
[INFO] [stdout] test tests::enumerate ... ok
[INFO] [stdout] test tests::out_of_bounds ... ok
[INFO] [stdout] test tests::get2_checked_mut_equal_coords ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grid_2d
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "99f02cd50e4b60307550bd16d0c04be598909011e069c9d3de769a205d1183d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99f02cd50e4b60307550bd16d0c04be598909011e069c9d3de769a205d1183d5", kill_on_drop: false }`
[INFO] [stdout] 99f02cd50e4b60307550bd16d0c04be598909011e069c9d3de769a205d1183d5