[INFO] fetching crate clerk 0.4.0...
[INFO] testing clerk-0.4.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate clerk 0.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate clerk 0.4.0 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 clerk 0.4.0
[INFO] finished tweaking crates.io crate clerk 0.4.0
[INFO] tweaked toml for crates.io crate clerk 0.4.0 written to /workspace/builds/worker-6/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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 9664019bc3069d86d1d95f0f6b441a70ec926417beb546cc83a27d8d90bdd729
[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" "9664019bc3069d86d1d95f0f6b441a70ec926417beb546cc83a27d8d90bdd729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9664019bc3069d86d1d95f0f6b441a70ec926417beb546cc83a27d8d90bdd729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9664019bc3069d86d1d95f0f6b441a70ec926417beb546cc83a27d8d90bdd729", kill_on_drop: false }`
[INFO] [stdout] 9664019bc3069d86d1d95f0f6b441a70ec926417beb546cc83a27d8d90bdd729
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 6910dd87f6c61001911ea4ddd871f0b66da355b64b29409076161dc49723fb90
[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" "6910dd87f6c61001911ea4ddd871f0b66da355b64b29409076161dc49723fb90", kill_on_drop: false }`
[INFO] [stderr]    Compiling clerk v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/hal.rs:89:29
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn set_direction(&self, Direction);
[INFO] [stdout]    |                             ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Direction`
[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/hal.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn set_level(&self, Level);
[INFO] [stdout]    |                         ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Level`
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "6910dd87f6c61001911ea4ddd871f0b66da355b64b29409076161dc49723fb90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6910dd87f6c61001911ea4ddd871f0b66da355b64b29409076161dc49723fb90", kill_on_drop: false }`
[INFO] [stdout] 6910dd87f6c61001911ea4ddd871f0b66da355b64b29409076161dc49723fb90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 3c877c82da1691c3b7c58ee0df3aba94765597439128666b0d7e485a27550de2
[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" "3c877c82da1691c3b7c58ee0df3aba94765597439128666b0d7e485a27550de2", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/hal.rs:89:29
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn set_direction(&self, Direction);
[INFO] [stdout]    |                             ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Direction`
[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/hal.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn set_level(&self, Level);
[INFO] [stdout]    |                         ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Level`
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sysfs_gpio v0.5.4
[INFO] [stderr]    Compiling clerk v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `itertools`
[INFO] [stdout]  --> tests/display_test.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate itertools;
[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 `clerk` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/hal.rs:89:29
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn set_direction(&self, Direction);
[INFO] [stdout]    |                             ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Direction`
[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/hal.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn set_level(&self, Level);
[INFO] [stdout]    |                         ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Level`
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3c877c82da1691c3b7c58ee0df3aba94765597439128666b0d7e485a27550de2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c877c82da1691c3b7c58ee0df3aba94765597439128666b0d7e485a27550de2", kill_on_drop: false }`
[INFO] [stdout] 3c877c82da1691c3b7c58ee0df3aba94765597439128666b0d7e485a27550de2
