[INFO] cloning repository https://github.com/holmrenser/lzw_kernel [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/holmrenser/lzw_kernel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fholmrenser%2Flzw_kernel", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fholmrenser%2Flzw_kernel'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4df5dc1560b26f6df356b9d071018d5f057c00f7 [INFO] testing holmrenser/lzw_kernel against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fholmrenser%2Flzw_kernel" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/holmrenser/lzw_kernel on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/holmrenser/lzw_kernel [INFO] finished tweaking git repo https://github.com/holmrenser/lzw_kernel [INFO] tweaked toml for git repo https://github.com/holmrenser/lzw_kernel written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/holmrenser/lzw_kernel already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cbb8d832090597b109090534f306c5e40b8ba8b90dc94fc52563d8b7cb4a9ccd [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" "cbb8d832090597b109090534f306c5e40b8ba8b90dc94fc52563d8b7cb4a9ccd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cbb8d832090597b109090534f306c5e40b8ba8b90dc94fc52563d8b7cb4a9ccd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbb8d832090597b109090534f306c5e40b8ba8b90dc94fc52563d8b7cb4a9ccd", kill_on_drop: false }` [INFO] [stdout] cbb8d832090597b109090534f306c5e40b8ba8b90dc94fc52563d8b7cb4a9ccd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bd03b97d0b807a1b8ea08fa6d846b9ab7cefb16cdd304b932a86b2b12bf6bdb7 [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" "bd03b97d0b807a1b8ea08fa6d846b9ab7cefb16cdd304b932a86b2b12bf6bdb7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling ndarray v0.12.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling blas-src v0.2.1 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling bio v0.28.2 [INFO] [stderr] Compiling ndarray v0.13.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling blas-src v0.3.0 [INFO] [stderr] Compiling strum v0.13.0 [INFO] [stderr] Compiling custom_derive v0.1.7 [INFO] [stderr] Compiling bytecount v0.3.2 [INFO] [stderr] Compiling lapack-src v0.3.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling bv v0.10.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling newtype_derive v0.1.6 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling ordered-float v1.0.2 [INFO] [stderr] Compiling itertools-num v0.1.3 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling regex-automata v0.1.8 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling cblas-sys v0.1.4 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling lapacke-sys v0.1.4 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling csv-core v0.1.6 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling statrs v0.9.0 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling rayon v1.2.0 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling strum_macros v0.13.0 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling bstr v0.2.8 [INFO] [stderr] Compiling bio-types v0.5.1 [INFO] [stderr] Compiling multimap v0.4.0 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling lapacke v0.2.0 [INFO] [stderr] Compiling cauchy v0.2.2 [INFO] [stderr] Compiling csv v1.1.1 [INFO] [stderr] Compiling ndarray-linalg v0.11.1 [INFO] [stderr] Compiling lzw_kernel v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: patterns aren't allowed in functions without bodies [INFO] [stdout] --> src/neighbor_joining.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | mut dist: Array2, [INFO] [stdout] | ^^^^^^^^ help: remove `mut` from the parameter: `dist` [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(patterns_in_fns_without_body)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #35203 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/neighbor_joining.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | (scaled_dist - &total_distance[row] - &total_distance[col]) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 67 - (scaled_dist - &total_distance[row] - &total_distance[col]) [INFO] [stdout] 67 + scaled_dist - &total_distance[row] - &total_distance[col] [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name1` [INFO] [stdout] --> src/neighbor_joining.rs:132:13 [INFO] [stdout] | [INFO] [stdout] 132 | let name1 = node_names[node1]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_name1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name2` [INFO] [stdout] --> src/neighbor_joining.rs:133:13 [INFO] [stdout] | [INFO] [stdout] 133 | let name2 = node_names[node2]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_name2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/neighbor_joining.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | let n = dist.shape()[0]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `l` [INFO] [stdout] --> src/tree.rs:31:28 [INFO] [stdout] | [INFO] [stdout] 31 | fn from_linkage_matrix(l: Array2) -> Tree { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_l` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/neighbor_joining.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | mut names: Vec [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Dna` [INFO] [stdout] --> src/lzw_kernel.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | Dna, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DnaN` [INFO] [stdout] --> src/lzw_kernel.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | DnaN, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Protein` [INFO] [stdout] --> src/lzw_kernel.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | Protein, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Test` [INFO] [stdout] --> src/lzw_kernel.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | Test [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_linkage_matrix` [INFO] [stdout] --> src/tree.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | fn from_linkage_matrix(l: Array2) -> Tree { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lzw_kernel` due to 2 previous errors; 12 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "bd03b97d0b807a1b8ea08fa6d846b9ab7cefb16cdd304b932a86b2b12bf6bdb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd03b97d0b807a1b8ea08fa6d846b9ab7cefb16cdd304b932a86b2b12bf6bdb7", kill_on_drop: false }` [INFO] [stdout] bd03b97d0b807a1b8ea08fa6d846b9ab7cefb16cdd304b932a86b2b12bf6bdb7