[INFO] fetching crate poisson 0.10.1...
[INFO] checking poisson-0.10.1 against master#029c9e18dd1f4668e1d42bb187c1c263dfe20093 for pr-157562
[INFO] extracting crate poisson 0.10.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate poisson 0.10.1
[INFO] finished tweaking crates.io crate poisson 0.10.1
[INFO] tweaked toml for crates.io crate poisson 0.10.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate poisson 0.10.1 on toolchain 029c9e18dd1f4668e1d42bb187c1c263dfe20093
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "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" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding alga v0.8.2 (available: v0.9.3)
[INFO] [stderr]       Adding nalgebra v0.17.3 (available: v0.35.0)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sphere v0.3.0
[INFO] [stderr]   Downloaded alga v0.8.2
[INFO] [stderr]   Downloaded modulo v0.1.2
[INFO] [stderr]   Downloaded nalgebra v0.17.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2c9a68b28e366b303b23c7c538477d27669247eade47b69fdb528af2e6e8c61a
[INFO] running `Command { std: "docker" "start" "2c9a68b28e366b303b23c7c538477d27669247eade47b69fdb528af2e6e8c61a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2c9a68b28e366b303b23c7c538477d27669247eade47b69fdb528af2e6e8c61a" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c9a68b28e366b303b23c7c538477d27669247eade47b69fdb528af2e6e8c61a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2c9a68b28e366b303b23c7c538477d27669247eade47b69fdb528af2e6e8c61a" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking modulo v0.1.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking sphere v0.3.0
[INFO] [stderr]     Checking alga v0.8.2
[INFO] [stderr]     Checking nalgebra v0.17.3
[INFO] [stderr]     Checking poisson v0.10.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/utils/mod.rs:326:48
[INFO] [stdout]     |
[INFO] [stdout] 326 | pub fn each_combination<'a, F, FF, V>(choices: &[FF]) -> CombiIter<F, FF, V>
[INFO] [stdout]     |                                                ^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 326 | pub fn each_combination<'a, F, FF, V>(choices: &[FF]) -> CombiIter<'_, F, FF, V>
[INFO] [stdout]     |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/utils/mod.rs:368:18
[INFO] [stdout]     |
[INFO] [stdout] 368 |             0 => (0..0),
[INFO] [stdout]     |                  ^    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 368 -             0 => (0..0),
[INFO] [stdout] 368 +             0 => 0..0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/utils/mod.rs:369:18
[INFO] [stdout]     |
[INFO] [stdout] 369 |             1 => (0..1),
[INFO] [stdout]     |                  ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 369 -             1 => (0..1),
[INFO] [stdout] 369 +             1 => 0..1,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/utils/mod.rs:370:18
[INFO] [stdout]     |
[INFO] [stdout] 370 |             _ => (0..2),
[INFO] [stdout]     |                  ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 370 -             _ => (0..2),
[INFO] [stdout] 370 +             _ => 0..2,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/utils/mod.rs:326:48
[INFO] [stdout]     |
[INFO] [stdout] 326 | pub fn each_combination<'a, F, FF, V>(choices: &[FF]) -> CombiIter<F, FF, V>
[INFO] [stdout]     |                                                ^^^^^     ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 326 | pub fn each_combination<'a, F, FF, V>(choices: &[FF]) -> CombiIter<'_, F, FF, V>
[INFO] [stdout]     |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.43s
[INFO] running `Command { std: "docker" "inspect" "2c9a68b28e366b303b23c7c538477d27669247eade47b69fdb528af2e6e8c61a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c9a68b28e366b303b23c7c538477d27669247eade47b69fdb528af2e6e8c61a", kill_on_drop: false }`
[INFO] [stdout] 2c9a68b28e366b303b23c7c538477d27669247eade47b69fdb528af2e6e8c61a
