[INFO] fetching crate unchecked-index 0.2.2...
[INFO] testing unchecked-index-0.2.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate unchecked-index 0.2.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate unchecked-index 0.2.2 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 unchecked-index 0.2.2
[INFO] finished tweaking crates.io crate unchecked-index 0.2.2
[INFO] tweaked toml for crates.io crate unchecked-index 0.2.2 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] 8c57270ef57224fc1cd01c9fb00ded005d35a542a5da59c227db0e57f6925170
[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" "8c57270ef57224fc1cd01c9fb00ded005d35a542a5da59c227db0e57f6925170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c57270ef57224fc1cd01c9fb00ded005d35a542a5da59c227db0e57f6925170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c57270ef57224fc1cd01c9fb00ded005d35a542a5da59c227db0e57f6925170", kill_on_drop: false }`
[INFO] [stdout] 8c57270ef57224fc1cd01c9fb00ded005d35a542a5da59c227db0e57f6925170
[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] 7942f51aff66bf0dd2e023035cc5a554427433d3ab9d40c719c3610b99c0ab69
[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" "7942f51aff66bf0dd2e023035cc5a554427433d3ab9d40c719c3610b99c0ab69", kill_on_drop: false }`
[INFO] [stderr]    Compiling unchecked-index v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "7942f51aff66bf0dd2e023035cc5a554427433d3ab9d40c719c3610b99c0ab69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7942f51aff66bf0dd2e023035cc5a554427433d3ab9d40c719c3610b99c0ab69", kill_on_drop: false }`
[INFO] [stdout] 7942f51aff66bf0dd2e023035cc5a554427433d3ab9d40c719c3610b99c0ab69
[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] e784b33b3940fc6a9d986c8ede4a845c58d77663ab6d2f1b2c701b5e55012b2f
[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" "e784b33b3940fc6a9d986c8ede4a845c58d77663ab6d2f1b2c701b5e55012b2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unchecked-index v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "e784b33b3940fc6a9d986c8ede4a845c58d77663ab6d2f1b2c701b5e55012b2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e784b33b3940fc6a9d986c8ede4a845c58d77663ab6d2f1b2c701b5e55012b2f", kill_on_drop: false }`
[INFO] [stdout] e784b33b3940fc6a9d986c8ede4a845c58d77663ab6d2f1b2c701b5e55012b2f
[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] 8fd0029479741562381391be7096ad35d420f74c2a3c47ac820598ad7d2d11ad
[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" "8fd0029479741562381391be7096ad35d420f74c2a3c47ac820598ad7d2d11ad", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unchecked_index-2c7bcbdd7eaa5c39
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::debug_oob_check_read ... ok
[INFO] [stdout] test tests::debug_oob_check_read_slice_1 ... ok
[INFO] [stderr]    Doc-tests unchecked-index
[INFO] [stdout] test tests::debug_oob_check_read_slice_3 ... ok
[INFO] [stdout] test tests::debug_oob_check_write ... ok
[INFO] [stdout] test tests::debug_oob_check_read_slice_4 ... ok
[INFO] [stdout] test tests::debug_oob_check_read_slice_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8fd0029479741562381391be7096ad35d420f74c2a3c47ac820598ad7d2d11ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fd0029479741562381391be7096ad35d420f74c2a3c47ac820598ad7d2d11ad", kill_on_drop: false }`
[INFO] [stdout] 8fd0029479741562381391be7096ad35d420f74c2a3c47ac820598ad7d2d11ad