[INFO] fetching crate atomecs 0.7.1...
[INFO] checking atomecs-0.7.1 against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] extracting crate atomecs 0.7.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate atomecs 0.7.1 on toolchain 8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atomecs 0.7.1
[INFO] finished tweaking crates.io crate atomecs 0.7.1
[INFO] tweaked toml for crates.io crate atomecs 0.7.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate atomecs 0.7.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b893978ecc906b78c6c8ed7a22c96fef0d2e0cd32037b87eb03f62d00d8862fd
[INFO] running `Command { std: "docker" "start" "-a" "b893978ecc906b78c6c8ed7a22c96fef0d2e0cd32037b87eb03f62d00d8862fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b893978ecc906b78c6c8ed7a22c96fef0d2e0cd32037b87eb03f62d00d8862fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b893978ecc906b78c6c8ed7a22c96fef0d2e0cd32037b87eb03f62d00d8862fd", kill_on_drop: false }`
[INFO] [stdout] b893978ecc906b78c6c8ed7a22c96fef0d2e0cd32037b87eb03f62d00d8862fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20f7efe042fadbd8385bc9270204a2b61f7fbfab1ad81bb54ec510ee44e3f20d
[INFO] running `Command { std: "docker" "start" "-a" "20f7efe042fadbd8385bc9270204a2b61f7fbfab1ad81bb54ec510ee44e3f20d", kill_on_drop: false }`
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/atom_sources/emit.rs:52:27
[INFO] [stdout]    |
[INFO] [stdout] 52 |         for (emit_number, mut number_to_emit) in (&emit_numbers, &mut numbers_to_emit).join() {
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/atom_sources/emit.rs:72:20
[INFO] [stdout]    |
[INFO] [stdout] 72 |         for (rate, mut emit_numbers) in (&rates, &mut emit_numbers).join() {
[INFO] [stdout]    |                    ----^^^^^^^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/atom_sources/emit.rs:95:17
[INFO] [stdout]    |
[INFO] [stdout] 95 |         for (_, mut emit_numbers) in (&emit_onces, &mut emit_numbers).join() {
[INFO] [stdout]    |                 ----^^^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/atom_sources/mass.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         for mut mr in &mut self.distribution {
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/collisions.rs:201:43
[INFO] [stdout]     |
[INFO] [stdout] 201 |                     .for_each(|(position, mut boxid)| {
[INFO] [stdout]     |                                           ----^^^^^
[INFO] [stdout]     |                                           |
[INFO] [stdout]     |                                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/integrator.rs:89:25
[INFO] [stdout]    |
[INFO] [stdout] 89 |             .for_each(|(mut pos, vel, mut old_force, force, mass)| {
[INFO] [stdout]    |                         ----^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/integrator.rs:89:39
[INFO] [stdout]    |
[INFO] [stdout] 89 |             .for_each(|(mut pos, vel, mut old_force, force, mass)| {
[INFO] [stdout]    |                                       ----^^^^^^^^^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/atom_sources/emit.rs:52:27
[INFO] [stdout]    |
[INFO] [stdout] 52 |         for (emit_number, mut number_to_emit) in (&emit_numbers, &mut numbers_to_emit).join() {
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/laser/index.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |             for mut index in (&mut indices).join() {
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/atom_sources/emit.rs:72:20
[INFO] [stdout]    |
[INFO] [stdout] 72 |         for (rate, mut emit_numbers) in (&rates, &mut emit_numbers).join() {
[INFO] [stdout]    |                    ----^^^^^^^^^^^^
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/atom_sources/emit.rs:95:17
[INFO] [stdout]    |
[INFO] [stdout] 95 |         for (_, mut emit_numbers) in (&emit_onces, &mut emit_numbers).join() {
[INFO] [stdout]    |                 ----^^^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/laser/intensity.rs:56:46
[INFO] [stdout]    |
[INFO] [stdout] 56 |         (&mut samplers).par_join().for_each(|mut sampler| {
[INFO] [stdout]    |                                              ----^^^^^^^
[INFO] [stdout]    |                                              |
[INFO] [stdout]    |                                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/atom_sources/mass.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         for mut mr in &mut self.distribution {
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/laser_cooling/doppler.rs:102:46
[INFO] [stdout]     |
[INFO] [stdout] 102 |         (&mut samplers).par_join().for_each(|mut sampler| {
[INFO] [stdout]     |                                              ----^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/laser_cooling/photons_scattered.rs:126:54
[INFO] [stdout]     |
[INFO] [stdout] 126 |         (&mut expected_photons).par_join().for_each(|mut expected| {
[INFO] [stdout]     |                                                      ----^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/collisions.rs:201:43
[INFO] [stdout]     |
[INFO] [stdout] 201 |                     .for_each(|(position, mut boxid)| {
[INFO] [stdout]     |                                           ----^^^^^
[INFO] [stdout]     |                                           |
[INFO] [stdout]     |                                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/laser_cooling/rate.rs:60:24
[INFO] [stdout]    |
[INFO] [stdout] 60 |             .for_each(|mut rate_coefficient| {
[INFO] [stdout]    |                        ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/laser_cooling/sampler.rs:61:46
[INFO] [stdout]    |
[INFO] [stdout] 61 |         (&mut samplers).par_join().for_each(|mut sampler| {
[INFO] [stdout]    |                                              ----^^^^^^^
[INFO] [stdout]    |                                              |
[INFO] [stdout]    |                                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/integrator.rs:89:25
[INFO] [stdout]    |
[INFO] [stdout] 89 |             .for_each(|(mut pos, vel, mut old_force, force, mass)| {
[INFO] [stdout]    |                         ----^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/integrator.rs:89:39
[INFO] [stdout]    |
[INFO] [stdout] 89 |             .for_each(|(mut pos, vel, mut old_force, force, mass)| {
[INFO] [stdout]    |                                       ----^^^^^^^^^
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/laser/index.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |             for mut index in (&mut indices).join() {
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/laser/intensity.rs:56:46
[INFO] [stdout]    |
[INFO] [stdout] 56 |         (&mut samplers).par_join().for_each(|mut sampler| {
[INFO] [stdout]    |                                              ----^^^^^^^
[INFO] [stdout]    |                                              |
[INFO] [stdout]    |                                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/magnetic/mod.rs:79:45
[INFO] [stdout]    |
[INFO] [stdout] 79 |         (&mut sampler).par_join().for_each(|mut sampler| {
[INFO] [stdout]    |                                             ----^^^^^^^
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/magnetic/mod.rs:99:45
[INFO] [stdout]    |
[INFO] [stdout] 99 |         (&mut sampler).par_join().for_each(|mut sampler| {
[INFO] [stdout]    |                                             ----^^^^^^^
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/magnetic/mod.rs:118:45
[INFO] [stdout]     |
[INFO] [stdout] 118 |         (&mut sampler).par_join().for_each(|mut sampler| {
[INFO] [stdout]     |                                             ----^^^^^^^
[INFO] [stdout]     |                                             |
[INFO] [stdout]     |                                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/laser_cooling/doppler.rs:102:46
[INFO] [stdout]     |
[INFO] [stdout] 102 |         (&mut samplers).par_join().for_each(|mut sampler| {
[INFO] [stdout]     |                                              ----^^^^^^^
[INFO] [stdout]     |                                              |
[INFO] [stdout]     |                                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/laser_cooling/photons_scattered.rs:126:54
[INFO] [stdout]     |
[INFO] [stdout] 126 |         (&mut expected_photons).par_join().for_each(|mut expected| {
[INFO] [stdout]     |                                                      ----^^^^^^^^
[INFO] [stdout]     |                                                      |
[INFO] [stdout]     |                                                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/laser_cooling/rate.rs:60:24
[INFO] [stdout]    |
[INFO] [stdout] 60 |             .for_each(|mut rate_coefficient| {
[INFO] [stdout]    |                        ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/laser_cooling/sampler.rs:61:46
[INFO] [stdout]    |
[INFO] [stdout] 61 |         (&mut samplers).par_join().for_each(|mut sampler| {
[INFO] [stdout]    |                                              ----^^^^^^^
[INFO] [stdout]    |                                              |
[INFO] [stdout]    |                                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ApplyMagneticForceSystem`
[INFO] [stdout]   --> examples/top_trap_with_collisions.rs:10:28
[INFO] [stdout]    |
[INFO] [stdout] 10 | use lib::magnetic::force::{ApplyMagneticForceSystem, MagneticDipole};
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/magnetic/mod.rs:79:45
[INFO] [stdout]    |
[INFO] [stdout] 79 |         (&mut sampler).par_join().for_each(|mut sampler| {
[INFO] [stdout]    |                                             ----^^^^^^^
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/magnetic/mod.rs:99:45
[INFO] [stdout]    |
[INFO] [stdout] 99 |         (&mut sampler).par_join().for_each(|mut sampler| {
[INFO] [stdout]    |                                             ----^^^^^^^
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/magnetic/mod.rs:118:45
[INFO] [stdout]     |
[INFO] [stdout] 118 |         (&mut sampler).par_join().for_each(|mut sampler| {
[INFO] [stdout]     |                                             ----^^^^^^^
[INFO] [stdout]     |                                             |
[INFO] [stdout]     |                                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5, nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "20f7efe042fadbd8385bc9270204a2b61f7fbfab1ad81bb54ec510ee44e3f20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20f7efe042fadbd8385bc9270204a2b61f7fbfab1ad81bb54ec510ee44e3f20d", kill_on_drop: false }`
[INFO] [stdout] 20f7efe042fadbd8385bc9270204a2b61f7fbfab1ad81bb54ec510ee44e3f20d
