[INFO] fetching crate epcexplorer 0.1.2...
[INFO] testing epcexplorer-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate epcexplorer 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate epcexplorer 0.1.2 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 epcexplorer 0.1.2
[INFO] finished tweaking crates.io crate epcexplorer 0.1.2
[INFO] tweaked toml for crates.io crate epcexplorer 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate epcexplorer 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crc16 v0.4.0
[INFO] [stderr]   Downloaded num_enum_derive v0.4.1
[INFO] [stderr]   Downloaded ru5102 v0.1.1
[INFO] [stderr]   Downloaded invelion v0.1.2
[INFO] [stderr]   Downloaded gs1 v0.1.4
[INFO] [stderr]   Downloaded num_enum v0.4.1
[INFO] [stderr]   Downloaded flexi_logger v0.14.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 7be792ab1ddb3b311ed21f8b553858bd79feb1edc7e02d04d8c07f39367cf6c5
[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" "7be792ab1ddb3b311ed21f8b553858bd79feb1edc7e02d04d8c07f39367cf6c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7be792ab1ddb3b311ed21f8b553858bd79feb1edc7e02d04d8c07f39367cf6c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7be792ab1ddb3b311ed21f8b553858bd79feb1edc7e02d04d8c07f39367cf6c5", kill_on_drop: false }`
[INFO] [stdout] 7be792ab1ddb3b311ed21f8b553858bd79feb1edc7e02d04d8c07f39367cf6c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 18a33808a10fe5a4208412f22d9b3b999242da67d774830da212ef4498860094
[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" "18a33808a10fe5a4208412f22d9b3b999242da67d774830da212ef4498860094", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling bincode v1.2.0
[INFO] [stderr]    Compiling bitreader v0.3.2
[INFO] [stderr]    Compiling pad v0.1.5
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling termion v1.5.3
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling derivative v1.0.3
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling tui v0.6.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling backtrace v0.3.38
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling flexi_logger v0.14.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.9
[INFO] [stderr]    Compiling toml v0.5.3
[INFO] [stderr]    Compiling proc-quote-impl v0.2.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling proc-quote v0.2.2
[INFO] [stderr]    Compiling num_enum_derive v0.4.1
[INFO] [stderr]    Compiling num_enum v0.4.1
[INFO] [stderr]    Compiling invelion v0.1.2
[INFO] [stderr]    Compiling ru5102 v0.1.1
[INFO] [stderr]    Compiling gs1 v0.1.4
[INFO] [stderr]    Compiling epcexplorer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> tagtable.rs:89:27
[INFO] [stdout]    |
[INFO] [stdout] 89 |         Table::new(header.into_iter(), rows)
[INFO] [stdout]    |                           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.75s
[INFO] running `Command { std: "docker" "inspect" "18a33808a10fe5a4208412f22d9b3b999242da67d774830da212ef4498860094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18a33808a10fe5a4208412f22d9b3b999242da67d774830da212ef4498860094", kill_on_drop: false }`
[INFO] [stdout] 18a33808a10fe5a4208412f22d9b3b999242da67d774830da212ef4498860094
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 840eee67943e88c9e19b04bd95565f652cc4d22d092d427da15ca51af6b02ef7
[INFO] running `Command { std: "docker" "start" "-a" "840eee67943e88c9e19b04bd95565f652cc4d22d092d427da15ca51af6b02ef7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling epcexplorer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> tagtable.rs:89:27
[INFO] [stdout]    |
[INFO] [stdout] 89 |         Table::new(header.into_iter(), rows)
[INFO] [stdout]    |                           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "840eee67943e88c9e19b04bd95565f652cc4d22d092d427da15ca51af6b02ef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "840eee67943e88c9e19b04bd95565f652cc4d22d092d427da15ca51af6b02ef7", kill_on_drop: false }`
[INFO] [stdout] 840eee67943e88c9e19b04bd95565f652cc4d22d092d427da15ca51af6b02ef7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cbd739523bd102a9dd5a61580a3f0d6b5b4fa5bd581edafd5dc17743ca6cd947
[INFO] running `Command { std: "docker" "start" "-a" "cbd739523bd102a9dd5a61580a3f0d6b5b4fa5bd581edafd5dc17743ca6cd947", kill_on_drop: false }`
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> tagtable.rs:89:27
[INFO] [stderr]    |
[INFO] [stderr] 89 |         Table::new(header.into_iter(), rows)
[INFO] [stderr]    |                           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/epcexplorer-7e30958de674049d
[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" "cbd739523bd102a9dd5a61580a3f0d6b5b4fa5bd581edafd5dc17743ca6cd947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbd739523bd102a9dd5a61580a3f0d6b5b4fa5bd581edafd5dc17743ca6cd947", kill_on_drop: false }`
[INFO] [stdout] cbd739523bd102a9dd5a61580a3f0d6b5b4fa5bd581edafd5dc17743ca6cd947