[INFO] fetching crate rustencils 0.1.6...
[INFO] building rustencils-0.1.6 against try#8e6760e82a081fb624e777d52ef744c1def2f593 for pr-105577
[INFO] extracting crate rustencils 0.1.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rustencils 0.1.6 on toolchain 8e6760e82a081fb624e777d52ef744c1def2f593
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e6760e82a081fb624e777d52ef744c1def2f593" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustencils 0.1.6
[INFO] finished tweaking crates.io crate rustencils 0.1.6
[INFO] tweaked toml for crates.io crate rustencils 0.1.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e6760e82a081fb624e777d52ef744c1def2f593" "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" "+8e6760e82a081fb624e777d52ef744c1def2f593" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8e6760e82a081fb624e777d52ef744c1def2f593" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c362623e3f0a1e1babdf39a13febe3d15d5c2b57f1905180cd9b5c6a7eee1ef
[INFO] running `Command { std: "docker" "start" "-a" "0c362623e3f0a1e1babdf39a13febe3d15d5c2b57f1905180cd9b5c6a7eee1ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c362623e3f0a1e1babdf39a13febe3d15d5c2b57f1905180cd9b5c6a7eee1ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c362623e3f0a1e1babdf39a13febe3d15d5c2b57f1905180cd9b5c6a7eee1ef", kill_on_drop: false }`
[INFO] [stdout] 0c362623e3f0a1e1babdf39a13febe3d15d5c2b57f1905180cd9b5c6a7eee1ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8e6760e82a081fb624e777d52ef744c1def2f593" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41f1d5f4b8003bf5b6c4021e47d0266846be4a701ad66ad7eed30e48859e0b56
[INFO] running `Command { std: "docker" "start" "-a" "41f1d5f4b8003bf5b6c4021e47d0266846be4a701ad66ad7eed30e48859e0b56", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling serde v1.0.150
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling blas-src v0.6.1
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling lapack-sys v0.12.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]    Compiling cblas-sys v0.1.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling factorial v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling lapack v0.17.0
[INFO] [stderr]    Compiling cauchy v0.3.0
[INFO] [stderr]    Compiling openblas-build v0.10.5
[INFO] [stderr]    Compiling openblas-src v0.10.5
[INFO] [stderr]    Compiling lax v0.1.0
[INFO] [stderr]    Compiling ndarray-linalg v0.13.1
[INFO] [stderr]    Compiling rustencils v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `edge_type` is never read
[INFO] [stdout]    --> src/lib.rs:951:9
[INFO] [stdout]     |
[INFO] [stdout] 949 |     pub struct FixedEdgeOperator {
[INFO] [stdout]     |                ----------------- field in this struct
[INFO] [stdout] 950 |         /// The type of edge operator. Constructor sets this to "fixed"
[INFO] [stdout] 951 |         edge_type: String,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FixedEdgeOperator` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `bc_type` and `bc_list` are never read
[INFO] [stdout]     --> src/lib.rs:1295:9
[INFO] [stdout]      |
[INFO] [stdout] 1294 |     pub struct DirichletHandler<T> {
[INFO] [stdout]      |                ---------------- fields in this struct
[INFO] [stdout] 1295 |         bc_type: String,
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout] 1296 |         bc_list: Vec<T>,
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.18s
[INFO] running `Command { std: "docker" "inspect" "41f1d5f4b8003bf5b6c4021e47d0266846be4a701ad66ad7eed30e48859e0b56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41f1d5f4b8003bf5b6c4021e47d0266846be4a701ad66ad7eed30e48859e0b56", kill_on_drop: false }`
[INFO] [stdout] 41f1d5f4b8003bf5b6c4021e47d0266846be4a701ad66ad7eed30e48859e0b56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8e6760e82a081fb624e777d52ef744c1def2f593" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7ae285d9b5884e625bcbc70d3aedc981d88db9bac96e478301d6c27e52fc19e
[INFO] running `Command { std: "docker" "start" "-a" "a7ae285d9b5884e625bcbc70d3aedc981d88db9bac96e478301d6c27e52fc19e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustencils v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `edge_type` is never read
[INFO] [stdout]    --> src/lib.rs:951:9
[INFO] [stdout]     |
[INFO] [stdout] 949 |     pub struct FixedEdgeOperator {
[INFO] [stdout]     |                ----------------- field in this struct
[INFO] [stdout] 950 |         /// The type of edge operator. Constructor sets this to "fixed"
[INFO] [stdout] 951 |         edge_type: String,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FixedEdgeOperator` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `bc_type` and `bc_list` are never read
[INFO] [stdout]     --> src/lib.rs:1295:9
[INFO] [stdout]      |
[INFO] [stdout] 1294 |     pub struct DirichletHandler<T> {
[INFO] [stdout]      |                ---------------- fields in this struct
[INFO] [stdout] 1295 |         bc_type: String,
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout] 1296 |         bc_list: Vec<T>,
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]     --> src/lib.rs:1302:9
[INFO] [stdout]      |
[INFO] [stdout] 1302 |     use super::*;
[INFO] [stdout]      |         ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `edge_type` is never read
[INFO] [stdout]    --> src/lib.rs:951:9
[INFO] [stdout]     |
[INFO] [stdout] 949 |     pub struct FixedEdgeOperator {
[INFO] [stdout]     |                ----------------- field in this struct
[INFO] [stdout] 950 |         /// The type of edge operator. Constructor sets this to "fixed"
[INFO] [stdout] 951 |         edge_type: String,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FixedEdgeOperator` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `bc_type` and `bc_list` are never read
[INFO] [stdout]     --> src/lib.rs:1295:9
[INFO] [stdout]      |
[INFO] [stdout] 1294 |     pub struct DirichletHandler<T> {
[INFO] [stdout]      |                ---------------- fields in this struct
[INFO] [stdout] 1295 |         bc_type: String,
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout] 1296 |         bc_list: Vec<T>,
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "a7ae285d9b5884e625bcbc70d3aedc981d88db9bac96e478301d6c27e52fc19e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7ae285d9b5884e625bcbc70d3aedc981d88db9bac96e478301d6c27e52fc19e", kill_on_drop: false }`
[INFO] [stdout] a7ae285d9b5884e625bcbc70d3aedc981d88db9bac96e478301d6c27e52fc19e