[INFO] fetching crate redox_pkgutils 0.1.6...
[INFO] checking redox_pkgutils-0.1.6 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate redox_pkgutils 0.1.6 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate redox_pkgutils 0.1.6 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 redox_pkgutils 0.1.6
[INFO] finished tweaking crates.io crate redox_pkgutils 0.1.6
[INFO] tweaked toml for crates.io crate redox_pkgutils 0.1.6 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate redox_pkgutils 0.1.6 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages
[INFO] [stderr]       Adding bitflags v2.5.0
[INFO] [stderr]       Adding crossbeam-channel v0.5.12
[INFO] [stderr]       Adding crossbeam-utils v0.8.19
[INFO] [stderr]       Adding errno v0.3.8
[INFO] [stderr]     Updating libc v0.2.70 -> v0.2.153
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding pbr v1.1.1
[INFO] [stderr]       Adding ring v0.13.5 (latest: v0.17.8)
[INFO] [stderr]       Adding rustix v0.38.32
[INFO] [stderr]       Adding tar v0.4.40
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.34)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-sys v0.52.0
[INFO] [stderr]       Adding windows-targets v0.52.4
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.52.4
[INFO] [stderr]       Adding windows_aarch64_msvc v0.52.4
[INFO] [stderr]       Adding windows_i686_gnu v0.52.4
[INFO] [stderr]       Adding windows_i686_msvc v0.52.4
[INFO] [stderr]       Adding windows_x86_64_gnu v0.52.4
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.52.4
[INFO] [stderr]       Adding windows_x86_64_msvc v0.52.4
[INFO] [stderr]     Updating xattr v0.2.2 -> v1.3.1
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.110
[INFO] [stderr]   Downloaded keccak v0.1.0
[INFO] [stderr]   Downloaded adler32 v1.0.4
[INFO] [stderr]   Downloaded bytecount v0.6.0
[INFO] [stderr]   Downloaded filetime v0.2.10
[INFO] [stderr]   Downloaded bidir-map v0.6.0
[INFO] [stderr]   Downloaded httparse v1.3.4
[INFO] [stderr]   Downloaded sct v0.4.0
[INFO] [stderr]   Downloaded unicode-normalization v0.1.12
[INFO] [stderr]   Downloaded webpki-roots v0.15.0
[INFO] [stderr]   Downloaded rustls v0.13.1
[INFO] [stderr]   Downloaded sha3 v0.8.2
[INFO] [stderr]   Downloaded webpki v0.18.1
[INFO] [stderr]   Downloaded hyper-rustls v0.6.2
[INFO] [stderr]   Downloaded redox_liner v0.5.1
[INFO] [stderr]   Downloaded syn v1.0.23
[INFO] [stderr]   Downloaded serde_derive v1.0.110
[INFO] [stderr]   Downloaded untrusted v0.6.2
[INFO] [stderr]   Downloaded ordermap v0.2.13
[INFO] [stderr]   Downloaded ring v0.13.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8c4d71e881d4cf04ba53013b8a02026e8c79d28d1bbb378643a878f49d590fdf
[INFO] running `Command { std: "docker" "start" "-a" "8c4d71e881d4cf04ba53013b8a02026e8c79d28d1bbb378643a878f49d590fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c4d71e881d4cf04ba53013b8a02026e8c79d28d1bbb378643a878f49d590fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c4d71e881d4cf04ba53013b8a02026e8c79d28d1bbb378643a878f49d590fdf", kill_on_drop: false }`
[INFO] [stdout] 8c4d71e881d4cf04ba53013b8a02026e8c79d28d1bbb378643a878f49d590fdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 103cdf2daea0064415241b22e73ab0dddcfa0d342807be22bf578ea0f4406a2b
[INFO] running `Command { std: "docker" "start" "-a" "103cdf2daea0064415241b22e73ab0dddcfa0d342807be22bf578ea0f4406a2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]    Compiling redox_pkgutils v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking bytecount v0.6.0
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking ordermap v0.2.13
[INFO] [stderr]     Checking pbr v1.1.1
[INFO] [stderr]     Checking version-compare v0.0.10
[INFO] [stderr]     Checking bidir-map v0.6.0
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]     Checking redox_liner v0.5.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking xattr v1.3.1
[INFO] [stderr]     Checking tar v0.4.40
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking webpki v0.18.1
[INFO] [stderr]     Checking sct v0.4.0
[INFO] [stderr]     Checking webpki-roots v0.15.0
[INFO] [stderr]     Checking rustls v0.13.1
[INFO] [stderr]     Checking hyper-rustls v0.6.2
[INFO] [stdout] warning: the item `toml` is imported redundantly
[INFO] [stdout]  --> src/packagemeta.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use toml::{self, to_string, from_str};
[INFO] [stdout]   |            ^^^^ the item `toml` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `petgraph` is imported redundantly
[INFO] [stdout]  --> src/database.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use petgraph;
[INFO] [stdout]   |     ^^^^^^^^ the item `petgraph` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `toml` is imported redundantly
[INFO] [stdout]  --> src/packagemeta.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use toml::{self, to_string, from_str};
[INFO] [stdout]   |            ^^^^ the item `toml` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `petgraph` is imported redundantly
[INFO] [stdout]  --> src/database.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use petgraph;
[INFO] [stdout]   |     ^^^^^^^^ the item `petgraph` is already defined by prelude
[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/download.rs:26:73
[INFO] [stdout]    |
[INFO] [stdout] 26 |         Err(err) => return Err(io::Error::new(io::ErrorKind::Other, err.description()))
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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/database.rs:43:47
[INFO] [stdout]    |
[INFO] [stdout] 43 |             DatabaseError::Io(ref err) => err.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[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/database.rs:44:49
[INFO] [stdout]    |
[INFO] [stdout] 44 |             DatabaseError::Toml(ref err) => err.description(),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[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/download.rs:26:73
[INFO] [stdout]    |
[INFO] [stdout] 26 |         Err(err) => return Err(io::Error::new(io::ErrorKind::Other, err.description()))
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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/database.rs:43:47
[INFO] [stdout]    |
[INFO] [stdout] 43 |             DatabaseError::Io(ref err) => err.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[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/database.rs:44:49
[INFO] [stdout]    |
[INFO] [stdout] 44 |             DatabaseError::Toml(ref err) => err.description(),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.46s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "103cdf2daea0064415241b22e73ab0dddcfa0d342807be22bf578ea0f4406a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "103cdf2daea0064415241b22e73ab0dddcfa0d342807be22bf578ea0f4406a2b", kill_on_drop: false }`
[INFO] [stdout] 103cdf2daea0064415241b22e73ab0dddcfa0d342807be22bf578ea0f4406a2b