[INFO] fetching crate rcore 0.1.0...
[INFO] testing rcore-0.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate rcore 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rcore 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rcore 0.1.0
[INFO] finished tweaking crates.io crate rcore 0.1.0
[INFO] tweaked toml for crates.io crate rcore 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rair-io v0.1.0
[INFO] [stderr]   Downloaded rtrees v0.1.0
[INFO] [stderr]   Downloaded rair-env v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 121868a66d2ecc52bf8367a642c93b5a60432d964f724557782e91a827a98747
[INFO] running `Command { std: "docker" "start" "-a" "121868a66d2ecc52bf8367a642c93b5a60432d964f724557782e91a827a98747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "121868a66d2ecc52bf8367a642c93b5a60432d964f724557782e91a827a98747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "121868a66d2ecc52bf8367a642c93b5a60432d964f724557782e91a827a98747", kill_on_drop: false }`
[INFO] [stdout] 121868a66d2ecc52bf8367a642c93b5a60432d964f724557782e91a827a98747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eeed17f6b38230ccbe572b5afe7889b57418d7c5a93f4d697c63d0a881ac012
[INFO] running `Command { std: "docker" "start" "-a" "0eeed17f6b38230ccbe572b5afe7889b57418d7c5a93f4d697c63d0a881ac012", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling rair-env v0.1.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling rtrees v0.1.0
[INFO] [stderr]    Compiling serde_cbor v0.10.2
[INFO] [stderr]    Compiling rair-io v0.1.0
[INFO] [stderr]    Compiling rcore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/helper.rs:106:23
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn run(&mut self, &mut Core, &[String]);
[INFO] [stdout]     |                       ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Core`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/helper.rs:106:34
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn run(&mut self, &mut Core, &[String]);
[INFO] [stdout]     |                                  ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[String]`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/helper.rs:107:20
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn help(&self, &mut Core);
[INFO] [stdout]     |                    ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Core`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.66s
[INFO] running `Command { std: "docker" "inspect" "0eeed17f6b38230ccbe572b5afe7889b57418d7c5a93f4d697c63d0a881ac012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eeed17f6b38230ccbe572b5afe7889b57418d7c5a93f4d697c63d0a881ac012", kill_on_drop: false }`
[INFO] [stdout] 0eeed17f6b38230ccbe572b5afe7889b57418d7c5a93f4d697c63d0a881ac012
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 600789fa098fcb3ed043fd9d3eee20e98fe9366cfc901c16fab0cec0247547ee
[INFO] running `Command { std: "docker" "start" "-a" "600789fa098fcb3ed043fd9d3eee20e98fe9366cfc901c16fab0cec0247547ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/helper.rs:106:23
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn run(&mut self, &mut Core, &[String]);
[INFO] [stdout]     |                       ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Core`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/helper.rs:106:34
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn run(&mut self, &mut Core, &[String]);
[INFO] [stdout]     |                                  ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[String]`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/helper.rs:107:20
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn help(&self, &mut Core);
[INFO] [stdout]     |                    ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Core`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `test_file`
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | extern crate test_file;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rcore` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "600789fa098fcb3ed043fd9d3eee20e98fe9366cfc901c16fab0cec0247547ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "600789fa098fcb3ed043fd9d3eee20e98fe9366cfc901c16fab0cec0247547ee", kill_on_drop: false }`
[INFO] [stdout] 600789fa098fcb3ed043fd9d3eee20e98fe9366cfc901c16fab0cec0247547ee
