[INFO] fetching crate hldemo 0.3.0...
[INFO] checking hldemo-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate hldemo 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate hldemo 0.3.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hldemo 0.3.0
[INFO] finished tweaking crates.io crate hldemo 0.3.0
[INFO] tweaked toml for crates.io crate hldemo 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages
[INFO] [stderr]       Adding error-chain v0.11.0 (latest: v0.12.4)
[INFO] [stderr]       Adding memchr v1.0.2 (latest: v2.7.2)
[INFO] [stderr]       Adding memmap v0.5.2 (latest: v0.7.0)
[INFO] [stderr]       Adding nom v3.2.1 (latest: v7.1.3)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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 error-chain v0.11.0
[INFO] [stderr]   Downloaded memmap v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e6af1f2542a2bf9ec72819668cd9392092da2a50ddc670e933ee8bfad7272d0
[INFO] running `Command { std: "docker" "start" "-a" "4e6af1f2542a2bf9ec72819668cd9392092da2a50ddc670e933ee8bfad7272d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e6af1f2542a2bf9ec72819668cd9392092da2a50ddc670e933ee8bfad7272d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e6af1f2542a2bf9ec72819668cd9392092da2a50ddc670e933ee8bfad7272d0", kill_on_drop: false }`
[INFO] [stdout] 4e6af1f2542a2bf9ec72819668cd9392092da2a50ddc670e933ee8bfad7272d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ba53d14d5cef1db31c22d5e6dcce38dfadcdf340b0afc15a51648e41a41f8a1
[INFO] running `Command { std: "docker" "start" "-a" "4ba53d14d5cef1db31c22d5e6dcce38dfadcdf340b0afc15a51648e41a41f8a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking memmap v0.5.2
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking backtrace v0.3.71
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking hldemo v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `nom` is imported redundantly
[INFO] [stdout]   --> src/errors.rs:3:11
[INFO] [stdout]    |
[INFO] [stdout] 3  | use nom::{self, error_to_list, IError, IResult, Needed};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | extern crate nom;
[INFO] [stdout]    | ----------------- the item `nom` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     foreign_links {
[INFO] [stdout] 9  | |         ParseError(parse::Error);
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     }
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `nom` is imported redundantly
[INFO] [stdout]   --> src/errors.rs:3:11
[INFO] [stdout]    |
[INFO] [stdout] 3  | use nom::{self, error_to_list, IError, IResult, Needed};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | extern crate nom;
[INFO] [stdout]    | ----------------- the item `nom` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/errors.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     foreign_links {
[INFO] [stdout] 9  | |         ParseError(parse::Error);
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     }
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     foreign_links {
[INFO] [stdout] 9  | |         ParseError(parse::Error);
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     }
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/errors.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     foreign_links {
[INFO] [stdout] 9  | |         ParseError(parse::Error);
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 18 | |     }
[INFO] [stdout] 19 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.57s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "4ba53d14d5cef1db31c22d5e6dcce38dfadcdf340b0afc15a51648e41a41f8a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba53d14d5cef1db31c22d5e6dcce38dfadcdf340b0afc15a51648e41a41f8a1", kill_on_drop: false }`
[INFO] [stdout] 4ba53d14d5cef1db31c22d5e6dcce38dfadcdf340b0afc15a51648e41a41f8a1