[INFO] fetching crate corgi 0.9.9... [INFO] checking corgi-0.9.9 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate corgi 0.9.9 into /workspace/builds/worker-0-tc1/source [INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config [INFO] started tweaking crates.io crate corgi 0.9.9 [INFO] finished tweaking crates.io crate corgi 0.9.9 [INFO] tweaked toml for crates.io crate corgi 0.9.9 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate corgi 0.9.9 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 106 packages to latest compatible versions [INFO] [stderr] Adding approx v0.4.0 (available: v0.5.1) [INFO] [stderr] Adding cblas-sys v0.1.4 (available: v0.3.0) [INFO] [stderr] Adding netlib-src v0.8.0 (available: v0.9.0) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded openblas-src v0.10.12 [INFO] [stderr] Downloaded webpki-root-certs v0.26.11 [INFO] [stderr] Downloaded openblas-build v0.10.12 [INFO] [stderr] Downloaded ureq-proto v0.4.2 [INFO] [stderr] Downloaded base64ct v1.8.0 [INFO] [stderr] Downloaded xattr v1.5.1 [INFO] [stderr] Downloaded der v0.7.10 [INFO] [stderr] Downloaded ureq v3.0.12 [INFO] [stderr] Downloaded webpki-root-certs v1.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 22527357649bca4ad15a184c1de41a3c0700f8690047bfac8b3238c7c2ecc321 [INFO] running `Command { std: "docker" "start" "-a" "22527357649bca4ad15a184c1de41a3c0700f8690047bfac8b3238c7c2ecc321", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "22527357649bca4ad15a184c1de41a3c0700f8690047bfac8b3238c7c2ecc321", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22527357649bca4ad15a184c1de41a3c0700f8690047bfac8b3238c7c2ecc321", kill_on_drop: false }` [INFO] [stdout] 22527357649bca4ad15a184c1de41a3c0700f8690047bfac8b3238c7c2ecc321 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c478b2ede7d3d4d8cd78e1d3e013aacd6e3d472580783d2b1e23c3d9ebe0f713 [INFO] running `Command { std: "docker" "start" "-a" "c478b2ede7d3d4d8cd78e1d3e013aacd6e3d472580783d2b1e23c3d9ebe0f713", kill_on_drop: false }` [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Compiling libmimalloc-sys v0.1.43 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking approx v0.4.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking mimalloc v0.1.47 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking corgi v0.9.9 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/array/mod.rs:293:21 [INFO] [stdout] | [INFO] [stdout] 293 | pub fn gradient(&self) -> Ref> { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 293 | pub fn gradient(&self) -> Ref<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/array/mod.rs:298:25 [INFO] [stdout] | [INFO] [stdout] 298 | pub fn gradient_mut(&self) -> RefMut> { [INFO] [stdout] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 298 | pub fn gradient_mut(&self) -> RefMut<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/array/mod.rs:293:21 [INFO] [stdout] | [INFO] [stdout] 293 | pub fn gradient(&self) -> Ref> { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 293 | pub fn gradient(&self) -> Ref<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/array/mod.rs:298:25 [INFO] [stdout] | [INFO] [stdout] 298 | pub fn gradient_mut(&self) -> RefMut> { [INFO] [stdout] | ^^^^^ --------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 298 | pub fn gradient_mut(&self) -> RefMut<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `from` that must be used [INFO] [stdout] --> src/array/mod.rs:253:13 [INFO] [stdout] | [INFO] [stdout] 253 | Array::from(values) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 897 | arr![arr![arr![0.0], arr![1.0]], arr![arr![2.0, 3.0], arr![4.0]]]; [INFO] [stdout] | ----------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `arr` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 253 | let _ = Array::from(values); [INFO] [stdout] | +++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.05s [INFO] running `Command { std: "docker" "inspect" "c478b2ede7d3d4d8cd78e1d3e013aacd6e3d472580783d2b1e23c3d9ebe0f713", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c478b2ede7d3d4d8cd78e1d3e013aacd6e3d472580783d2b1e23c3d9ebe0f713", kill_on_drop: false }` [INFO] [stdout] c478b2ede7d3d4d8cd78e1d3e013aacd6e3d472580783d2b1e23c3d9ebe0f713