[INFO] fetching crate easy_reader 0.5.2...
[INFO] testing easy_reader-0.5.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate easy_reader 0.5.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate easy_reader 0.5.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate easy_reader 0.5.2
[INFO] finished tweaking crates.io crate easy_reader 0.5.2
[INFO] tweaked toml for crates.io crate easy_reader 0.5.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47e0bea8b1237745eeb845f35aa97362e8a55ae9be2c5a1fd1d47869127332b9
[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" "47e0bea8b1237745eeb845f35aa97362e8a55ae9be2c5a1fd1d47869127332b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47e0bea8b1237745eeb845f35aa97362e8a55ae9be2c5a1fd1d47869127332b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47e0bea8b1237745eeb845f35aa97362e8a55ae9be2c5a1fd1d47869127332b9", kill_on_drop: false }`
[INFO] [stdout] 47e0bea8b1237745eeb845f35aa97362e8a55ae9be2c5a1fd1d47869127332b9
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 198ffb2ccdbc9afe5cc053729a117b24249343c64472229eb1de91695dd0cb5d
[INFO] running `Command { std: "docker" "start" "-a" "198ffb2ccdbc9afe5cc053729a117b24249343c64472229eb1de91695dd0cb5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling easy_reader v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "198ffb2ccdbc9afe5cc053729a117b24249343c64472229eb1de91695dd0cb5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "198ffb2ccdbc9afe5cc053729a117b24249343c64472229eb1de91695dd0cb5d", kill_on_drop: false }`
[INFO] [stdout] 198ffb2ccdbc9afe5cc053729a117b24249343c64472229eb1de91695dd0cb5d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2102de2476b5d82267543af2bddc87ee0a240780eef4eb2a4588c2bcd7dc176a
[INFO] running `Command { std: "docker" "start" "-a" "2102de2476b5d82267543af2bddc87ee0a240780eef4eb2a4588c2bcd7dc176a", kill_on_drop: false }`
[INFO] [stderr]    Compiling easy_reader v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "2102de2476b5d82267543af2bddc87ee0a240780eef4eb2a4588c2bcd7dc176a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2102de2476b5d82267543af2bddc87ee0a240780eef4eb2a4588c2bcd7dc176a", kill_on_drop: false }`
[INFO] [stdout] 2102de2476b5d82267543af2bddc87ee0a240780eef4eb2a4588c2bcd7dc176a
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3cd8ff33cd75e0a29787d3b599a9dbd3b19a35da8c911348f7c4589013c26b6e
[INFO] running `Command { std: "docker" "start" "-a" "3cd8ff33cd75e0a29787d3b599a9dbd3b19a35da8c911348f7c4589013c26b6e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/easy_reader-ae19bee245f19498)
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_indexed ... ok
[INFO] [stdout] test tests::test_one_line_file ... ok
[INFO] [stdout] test tests::test_empty_file ... ok
[INFO] [stdout] test tests::test_iterations ... ok
[INFO] [stdout] test tests::test_move_through_lines ... ok
[INFO] [stdout] test tests::test_random_line ... ok
[INFO] [stdout] test tests::test_file_with_blank_line_at_the_beginning ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests easy_reader
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 66) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3cd8ff33cd75e0a29787d3b599a9dbd3b19a35da8c911348f7c4589013c26b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cd8ff33cd75e0a29787d3b599a9dbd3b19a35da8c911348f7c4589013c26b6e", kill_on_drop: false }`
[INFO] [stdout] 3cd8ff33cd75e0a29787d3b599a9dbd3b19a35da8c911348f7c4589013c26b6e