[INFO] fetching crate walky 1.1.0...
[INFO] checking walky-1.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate walky 1.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate walky 1.1.0 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] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate walky 1.1.0
[INFO] finished tweaking crates.io crate walky 1.1.0
[INFO] tweaked toml for crates.io crate walky 1.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate walky 1.1.0 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]  Downloading crates ...
[INFO] [stderr]   Downloaded mpi-sys v0.2.0
[INFO] [stderr]   Downloaded quickcheck_macros v1.0.0
[INFO] [stderr]   Downloaded build-probe-mpi v0.1.2
[INFO] [stderr]   Downloaded mpi-derive v0.1.0
[INFO] [stderr]   Downloaded wide v0.7.12
[INFO] [stderr]   Downloaded delegate v0.9.0
[INFO] [stderr]   Downloaded libffi v3.2.0
[INFO] [stderr]   Downloaded mpi v0.6.0
[INFO] [stderr]   Downloaded priority-queue v1.3.2
[INFO] [stderr]   Downloaded rustix v0.38.18
[INFO] [stderr]   Downloaded bindgen v0.60.1
[INFO] [stderr]   Downloaded nalgebra v0.32.3
[INFO] [stderr]   Downloaded libffi-sys v2.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 720f5037cb6dbf36d9c48592c9b9534bd8b7877c84984ab3fdca37cc48409504
[INFO] running `Command { std: "docker" "start" "-a" "720f5037cb6dbf36d9c48592c9b9534bd8b7877c84984ab3fdca37cc48409504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "720f5037cb6dbf36d9c48592c9b9534bd8b7877c84984ab3fdca37cc48409504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "720f5037cb6dbf36d9c48592c9b9534bd8b7877c84984ab3fdca37cc48409504", kill_on_drop: false }`
[INFO] [stdout] 720f5037cb6dbf36d9c48592c9b9534bd8b7877c84984ab3fdca37cc48409504
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c2e882b677c025a85e68df760cc495c403085aece6cf41934b20986668827ebd
[INFO] running `Command { std: "docker" "start" "-a" "c2e882b677c025a85e68df760cc495c403085aece6cf41934b20986668827ebd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking wide v0.7.12
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling priority-queue v1.3.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking regex-syntax v0.8.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking clap_builder v4.4.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking regex-automata v0.4.1
[INFO] [stderr]     Checking simba v0.8.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking regex v1.10.0
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]    Compiling nalgebra-macros v0.2.1
[INFO] [stderr]    Compiling delegate v0.9.0
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]     Checking clap v4.4.6
[INFO] [stderr]     Checking nalgebra v0.32.3
[INFO] [stderr]     Checking quick-xml v0.28.2
[INFO] [stderr]     Checking ordered-float v3.9.2
[INFO] [stderr]     Checking walky v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/datastructures/vecmatrix.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]  --> src/datastructures/vecmatrix.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::From;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `From` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `from_str` is imported redundantly
[INFO] [stdout]    --> src/parser.rs:233:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |     use quick_xml::de::from_str;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 234 |
[INFO] [stdout] 235 |     use super::*;
[INFO] [stdout]     |         -------- the item `from_str` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NAMatrix` is imported redundantly
[INFO] [stdout]    --> src/solvers/approximate/nearest_neighbour.rs:192:39
[INFO] [stdout]     |
[INFO] [stdout] 189 |     use super::*;
[INFO] [stdout]     |         -------- the item `NAMatrix` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 192 |         datastructures::{Edge, Graph, NAMatrix, Vertex},
[INFO] [stdout]     |                                       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `NAMatrix` is imported redundantly
[INFO] [stdout]     --> src/solvers/exact.rs:1267:33
[INFO] [stdout]      |
[INFO] [stdout] 1266 |     use super::*;
[INFO] [stdout]      |         -------- the item `NAMatrix` is already imported here
[INFO] [stdout] 1267 |     use crate::datastructures::{NAMatrix, VecMatrix};
[INFO] [stdout]      |                                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning 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 55.13s
[INFO] running `Command { std: "docker" "inspect" "c2e882b677c025a85e68df760cc495c403085aece6cf41934b20986668827ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2e882b677c025a85e68df760cc495c403085aece6cf41934b20986668827ebd", kill_on_drop: false }`
[INFO] [stdout] c2e882b677c025a85e68df760cc495c403085aece6cf41934b20986668827ebd