[INFO] fetching crate nomi 0.0.2...
[INFO] testing nomi-0.0.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate nomi 0.0.2 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate nomi 0.0.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nomi 0.0.2
[INFO] finished tweaking crates.io crate nomi 0.0.2
[INFO] tweaked toml for crates.io crate nomi 0.0.2 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5697caded6aed7e9f431f2134452f8007851aec610108754fb5b256aad1d80f
[INFO] running `Command { std: "docker" "start" "-a" "d5697caded6aed7e9f431f2134452f8007851aec610108754fb5b256aad1d80f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5697caded6aed7e9f431f2134452f8007851aec610108754fb5b256aad1d80f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5697caded6aed7e9f431f2134452f8007851aec610108754fb5b256aad1d80f", kill_on_drop: false }`
[INFO] [stdout] d5697caded6aed7e9f431f2134452f8007851aec610108754fb5b256aad1d80f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76aa52fca79d0956a51caaa146ba73a1015902eb0b7f2230754df7b2db22c2c4
[INFO] running `Command { std: "docker" "start" "-a" "76aa52fca79d0956a51caaa146ba73a1015902eb0b7f2230754df7b2db22c2c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling brev v0.1.14
[INFO] [stderr]    Compiling nomi v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:24:34
[INFO] [stdout]    |
[INFO] [stdout] 24 |   let mut readers    = Vec::<Box<io::BufRead>>::new() ;
[INFO] [stdout]    |                                  ^^^^^^^^^^^ help: use `dyn`: `dyn io::BufRead`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.72s
[INFO] running `Command { std: "docker" "inspect" "76aa52fca79d0956a51caaa146ba73a1015902eb0b7f2230754df7b2db22c2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76aa52fca79d0956a51caaa146ba73a1015902eb0b7f2230754df7b2db22c2c4", kill_on_drop: false }`
[INFO] [stdout] 76aa52fca79d0956a51caaa146ba73a1015902eb0b7f2230754df7b2db22c2c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cff75f9ccd47343e458de4f91c0719e43a19d46800bf5ec1bbc869bfe920d132
[INFO] running `Command { std: "docker" "start" "-a" "cff75f9ccd47343e458de4f91c0719e43a19d46800bf5ec1bbc869bfe920d132", kill_on_drop: false }`
[INFO] [stderr]    Compiling nomi v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:24:34
[INFO] [stdout]    |
[INFO] [stdout] 24 |   let mut readers    = Vec::<Box<io::BufRead>>::new() ;
[INFO] [stdout]    |                                  ^^^^^^^^^^^ help: use `dyn`: `dyn io::BufRead`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "cff75f9ccd47343e458de4f91c0719e43a19d46800bf5ec1bbc869bfe920d132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cff75f9ccd47343e458de4f91c0719e43a19d46800bf5ec1bbc869bfe920d132", kill_on_drop: false }`
[INFO] [stdout] cff75f9ccd47343e458de4f91c0719e43a19d46800bf5ec1bbc869bfe920d132
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f14f4ea5a8b2aed5c196f973db63cf1a13df9eb61e637a5c686e91bb4117f4c8
[INFO] running `Command { std: "docker" "start" "-a" "f14f4ea5a8b2aed5c196f973db63cf1a13df9eb61e637a5c686e91bb4117f4c8", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:24:34
[INFO] [stderr]    |
[INFO] [stderr] 24 |   let mut readers    = Vec::<Box<io::BufRead>>::new() ;
[INFO] [stderr]    |                                  ^^^^^^^^^^^ help: use `dyn`: `dyn io::BufRead`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` 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 the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nomi-362bc677b28a3386)
[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" "f14f4ea5a8b2aed5c196f973db63cf1a13df9eb61e637a5c686e91bb4117f4c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f14f4ea5a8b2aed5c196f973db63cf1a13df9eb61e637a5c686e91bb4117f4c8", kill_on_drop: false }`
[INFO] [stdout] f14f4ea5a8b2aed5c196f973db63cf1a13df9eb61e637a5c686e91bb4117f4c8
