[INFO] cloning repository https://github.com/dylanede/constrained [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dylanede/constrained" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylanede%2Fconstrained", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylanede%2Fconstrained'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d3dfd78ebf46b8a5e03e8f1ef803506c07a2b15d [INFO] checking dylanede/constrained against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylanede%2Fconstrained" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dylanede/constrained on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dylanede/constrained [INFO] finished tweaking git repo https://github.com/dylanede/constrained [INFO] tweaked toml for git repo https://github.com/dylanede/constrained written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/dylanede/constrained already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] error: the lock file /workspace/builds/worker-2/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml"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" "+beta" "fetch" "--locked" "--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-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f98b7388db14ca36504045159c1221557bd7fa8f0a76e03c3e635208c263d9d9 [INFO] running `Command { std: "docker" "start" "-a" "f98b7388db14ca36504045159c1221557bd7fa8f0a76e03c3e635208c263d9d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f98b7388db14ca36504045159c1221557bd7fa8f0a76e03c3e635208c263d9d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f98b7388db14ca36504045159c1221557bd7fa8f0a76e03c3e635208c263d9d9", kill_on_drop: false }` [INFO] [stdout] f98b7388db14ca36504045159c1221557bd7fa8f0a76e03c3e635208c263d9d9 [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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1a78002fdf7ed542d208017a384f504412769f7bc5aa2d5450d36472525d5914 [INFO] running `Command { std: "docker" "start" "-a" "1a78002fdf7ed542d208017a384f504412769f7bc5aa2d5450d36472525d5914", kill_on_drop: false }` [INFO] [stderr] Checking dense_mats v0.4.0 [INFO] [stderr] Checking sprs v0.3.3 [INFO] [stderr] Checking constrained v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/lib.rs:304:35 [INFO] [stdout] | [INFO] [stdout] 304 | let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/lib.rs:304:35 [INFO] [stdout] | [INFO] [stdout] 304 | let mut lambda = N::one().max((obvalue.abs() / N::from(n).unwrap().sqrt().sqrt())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sprs::sparse::compressed::SpMatView` [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use sprs::sparse::compressed::SpMatView; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `One` [INFO] [stdout] --> src/lib.rs:26:11 [INFO] [stdout] | [INFO] [stdout] 26 | use num::{One, Zero, Float}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `lower` is never read [INFO] [stdout] --> src/lib.rs:380:17 [INFO] [stdout] | [INFO] [stdout] 380 | lower = zhis[iter]; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sprs::sparse::compressed::SpMatView` [INFO] [stdout] --> src/lib.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use sprs::sparse::compressed::SpMatView; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `One` [INFO] [stdout] --> src/lib.rs:26:11 [INFO] [stdout] | [INFO] [stdout] 26 | use num::{One, Zero, Float}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `lower` is never read [INFO] [stdout] --> src/lib.rs:380:17 [INFO] [stdout] | [INFO] [stdout] 380 | lower = zhis[iter]; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `from_iter` [INFO] [stdout] --> src/lib.rs:128:4 [INFO] [stdout] | [INFO] [stdout] 128 | fn from_iter>(itr: I, len: Option) -> CsVecOwned { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `from_iter` [INFO] [stdout] --> src/lib.rs:128:4 [INFO] [stdout] | [INFO] [stdout] 128 | fn from_iter>(itr: I, len: Option) -> CsVecOwned { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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 [unoptimized + debuginfo] target(s) in 3.01s [INFO] running `Command { std: "docker" "inspect" "1a78002fdf7ed542d208017a384f504412769f7bc5aa2d5450d36472525d5914", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a78002fdf7ed542d208017a384f504412769f7bc5aa2d5450d36472525d5914", kill_on_drop: false }` [INFO] [stdout] 1a78002fdf7ed542d208017a384f504412769f7bc5aa2d5450d36472525d5914