[INFO] fetching crate Cupcake 0.2.1...
[INFO] checking Cupcake-0.2.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate Cupcake 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate Cupcake 0.2.1 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate Cupcake 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate Cupcake 0.2.1
[INFO] tweaked toml for crates.io crate Cupcake 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate Cupcake 0.2.1 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded modinverse v0.1.1
[INFO] [stderr]   Downloaded bencher v0.1.5
[INFO] [stderr]   Downloaded bitflags v1.2.1
[INFO] [stderr]   Downloaded rand v0.5.6
[INFO] [stderr]   Downloaded libc v0.2.98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dee02c7d595c3edea60f4a7ebf7756a70d5398fb5634a912033819c3b5db3d59
[INFO] running `Command { std: "docker" "start" "-a" "dee02c7d595c3edea60f4a7ebf7756a70d5398fb5634a912033819c3b5db3d59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dee02c7d595c3edea60f4a7ebf7756a70d5398fb5634a912033819c3b5db3d59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dee02c7d595c3edea60f4a7ebf7756a70d5398fb5634a912033819c3b5db3d59", kill_on_drop: false }`
[INFO] [stdout] dee02c7d595c3edea60f4a7ebf7756a70d5398fb5634a912033819c3b5db3d59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4b44c504dab97d9d787520b7aa458c131dc9b7fd65f60119107494af409cdd5
[INFO] running `Command { std: "docker" "start" "-a" "a4b44c504dab97d9d787520b7aa458c131dc9b7fd65f60119107494af409cdd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking modinverse v0.1.1
[INFO] [stderr]     Checking Cupcake v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `RqPolyContext` is imported redundantly
[INFO] [stdout]   --> src/randutils.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use super::*;
[INFO] [stdout]    |     -------- the item `RqPolyContext` is already imported here
[INFO] [stdout] 13 |
[INFO] [stdout] 14 | use crate::rqpoly::RqPolyContext;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:229:23
[INFO] [stdout]     |
[INFO] [stdout] 229 |     lazy_butterfly_0: ([0u64, 1u64, 0u64, 100u64]),
[INFO] [stdout]     |                       ^                          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 229 -     lazy_butterfly_0: ([0u64, 1u64, 0u64, 100u64]),
[INFO] [stdout] 229 +     lazy_butterfly_0: [0u64, 1u64, 0u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:230:23
[INFO] [stdout]     |
[INFO] [stdout] 230 |     lazy_butterfly_1: ([1u64, 1u64, 1u64, 100u64]),
[INFO] [stdout]     |                       ^                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 230 -     lazy_butterfly_1: ([1u64, 1u64, 1u64, 100u64]),
[INFO] [stdout] 230 +     lazy_butterfly_1: [1u64, 1u64, 1u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:231:23
[INFO] [stdout]     |
[INFO] [stdout] 231 |     lazy_butterfly_2: ([50u64, 50u64, 1u64, 100u64]),
[INFO] [stdout]     |                       ^                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 231 -     lazy_butterfly_2: ([50u64, 50u64, 1u64, 100u64]),
[INFO] [stdout] 231 +     lazy_butterfly_2: [50u64, 50u64, 1u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:232:23
[INFO] [stdout]     |
[INFO] [stdout] 232 |     lazy_butterfly_3: ([1u64, 1u64, 50u64, 100u64]),
[INFO] [stdout]     |                       ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 232 -     lazy_butterfly_3: ([1u64, 1u64, 50u64, 100u64]),
[INFO] [stdout] 232 +     lazy_butterfly_3: [1u64, 1u64, 50u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:236:31
[INFO] [stdout]     |
[INFO] [stdout] 236 |     lazy_inverse_butterfly_0: ([0u64, 1u64, 0u64, 100u64]),
[INFO] [stdout]     |                               ^                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 236 -     lazy_inverse_butterfly_0: ([0u64, 1u64, 0u64, 100u64]),
[INFO] [stdout] 236 +     lazy_inverse_butterfly_0: [0u64, 1u64, 0u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:237:31
[INFO] [stdout]     |
[INFO] [stdout] 237 |     lazy_inverse_butterfly_1: ([1u64, 1u64, 1u64, 100u64]),
[INFO] [stdout]     |                               ^                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 237 -     lazy_inverse_butterfly_1: ([1u64, 1u64, 1u64, 100u64]),
[INFO] [stdout] 237 +     lazy_inverse_butterfly_1: [1u64, 1u64, 1u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:238:31
[INFO] [stdout]     |
[INFO] [stdout] 238 |     lazy_inverse_butterfly_2: ([50u64, 50u64, 1u64, 100u64]),
[INFO] [stdout]     |                               ^                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 238 -     lazy_inverse_butterfly_2: ([50u64, 50u64, 1u64, 100u64]),
[INFO] [stdout] 238 +     lazy_inverse_butterfly_2: [50u64, 50u64, 1u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:239:31
[INFO] [stdout]     |
[INFO] [stdout] 239 |     lazy_inverse_butterfly_3: ([1u64, 1u64, 50u64, 100u64]),
[INFO] [stdout]     |                               ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 -     lazy_inverse_butterfly_3: ([1u64, 1u64, 50u64, 100u64]),
[INFO] [stdout] 239 +     lazy_inverse_butterfly_3: [1u64, 1u64, 50u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Serializable` is imported redundantly
[INFO] [stdout]   --> src/serialize.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use crate::Serializable;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 | use crate::traits::*;
[INFO] [stdout]    |     ---------------- the item `Serializable` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `RqPolyContext` is imported redundantly
[INFO] [stdout]   --> src/randutils.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use super::*;
[INFO] [stdout]    |     -------- the item `RqPolyContext` is already imported here
[INFO] [stdout] 13 |
[INFO] [stdout] 14 | use crate::rqpoly::RqPolyContext;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:108:15
[INFO] [stdout]     |
[INFO] [stdout] 108 |       let mut X:Scalar = Scalar::from(arr[0]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:109:15
[INFO] [stdout]     |
[INFO] [stdout] 109 |       let mut Y:Scalar = Scalar::from(arr[1]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `W` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:110:11
[INFO] [stdout]     |
[INFO] [stdout] 110 |       let W:Scalar = Scalar::from(arr[2]);
[INFO] [stdout]     |           ^ help: convert the identifier to snake case (notice the capitalization): `w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:118:15
[INFO] [stdout]     |
[INFO] [stdout] 118 |       let mut X:Scalar = Scalar::from(arr[0]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:119:15
[INFO] [stdout]     |
[INFO] [stdout] 119 |       let mut Y:Scalar = Scalar::from(arr[1]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `W` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:120:11
[INFO] [stdout]     |
[INFO] [stdout] 120 |       let W:Scalar = Scalar::from(arr[2]);
[INFO] [stdout]     |           ^ help: convert the identifier to snake case (notice the capitalization): `w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:128:15
[INFO] [stdout]     |
[INFO] [stdout] 128 |       let mut X:Scalar = Scalar::from(arr[0]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:129:15
[INFO] [stdout]     |
[INFO] [stdout] 129 |       let mut Y:Scalar = Scalar::from(arr[1]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `W` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:130:11
[INFO] [stdout]     |
[INFO] [stdout] 130 |       let W = arr[2];
[INFO] [stdout]     |           ^ help: convert the identifier to snake case (notice the capitalization): `w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Wprime` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:133:11
[INFO] [stdout]     |
[INFO] [stdout] 133 |       let Wprime: u64 = super::super::util::compute_harvey_ratio(W, q.rep());
[INFO] [stdout]     |           ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `wprime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:141:15
[INFO] [stdout]     |
[INFO] [stdout] 141 |       let mut X:Scalar = Scalar::from(arr[0]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:142:15
[INFO] [stdout]     |
[INFO] [stdout] 142 |       let mut Y:Scalar = Scalar::from(arr[1]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `W` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:143:11
[INFO] [stdout]     |
[INFO] [stdout] 143 |       let W = arr[2];
[INFO] [stdout]     |           ^ help: convert the identifier to snake case (notice the capitalization): `w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Wprime` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:146:11
[INFO] [stdout]     |
[INFO] [stdout] 146 |       let Wprime: u64 = super::super::util::compute_harvey_ratio(W, q.rep());
[INFO] [stdout]     |           ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `wprime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `cupcake::integer_arith::butterfly::lazy_butterfly`
[INFO] [stdout]   --> benches/butterfly.rs:9:35
[INFO] [stdout]    |
[INFO] [stdout] 9  |     butterfly, inverse_butterfly, lazy_butterfly, lazy_butterfly_u64,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   no `lazy_butterfly` in `integer_arith::butterfly`
[INFO] [stdout]    |                                   help: a similar name exists in the module: `lazy_butterfly_u64`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/integer_arith/butterfly.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn lazy_butterfly<T>(X: &mut T, Y: &mut T, W: u64, Wprime: u64, q: &T, twoq: u64) where T: SuperTrait<T>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `X`
[INFO] [stdout]   --> benches/butterfly.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut X = Scalar::from(x);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_X`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Y`
[INFO] [stdout]   --> benches/butterfly.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut Y = Scalar::from(y);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_Y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> benches/butterfly.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut X = Scalar::from(x);
[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]   --> benches/butterfly.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut Y = Scalar::from(y);
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `Cupcake` (bench "butterfly") due to 2 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a4b44c504dab97d9d787520b7aa458c131dc9b7fd65f60119107494af409cdd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b44c504dab97d9d787520b7aa458c131dc9b7fd65f60119107494af409cdd5", kill_on_drop: false }`
[INFO] [stdout] a4b44c504dab97d9d787520b7aa458c131dc9b7fd65f60119107494af409cdd5
[INFO] checking Cupcake-0.2.1 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate Cupcake 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate Cupcake 0.2.1 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate Cupcake 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate Cupcake 0.2.1
[INFO] tweaked toml for crates.io crate Cupcake 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate Cupcake 0.2.1 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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8494cd54f9405e44e5fe40875d3cc265ff4670e78b98421ba7d8d1310e800ce9
[INFO] running `Command { std: "docker" "start" "-a" "8494cd54f9405e44e5fe40875d3cc265ff4670e78b98421ba7d8d1310e800ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8494cd54f9405e44e5fe40875d3cc265ff4670e78b98421ba7d8d1310e800ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8494cd54f9405e44e5fe40875d3cc265ff4670e78b98421ba7d8d1310e800ce9", kill_on_drop: false }`
[INFO] [stdout] 8494cd54f9405e44e5fe40875d3cc265ff4670e78b98421ba7d8d1310e800ce9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2af31328c75fc2133f621fc47da8b18d1ccdde7ad165237c8c3d8a7294b1691b
[INFO] running `Command { std: "docker" "start" "-a" "2af31328c75fc2133f621fc47da8b18d1ccdde7ad165237c8c3d8a7294b1691b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking modinverse v0.1.1
[INFO] [stderr]     Checking Cupcake v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `RqPolyContext` is imported redundantly
[INFO] [stdout]   --> src/randutils.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use super::*;
[INFO] [stdout]    |     -------- the item `RqPolyContext` is already imported here
[INFO] [stdout] 13 |
[INFO] [stdout] 14 | use crate::rqpoly::RqPolyContext;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:229:23
[INFO] [stdout]     |
[INFO] [stdout] 229 |     lazy_butterfly_0: ([0u64, 1u64, 0u64, 100u64]),
[INFO] [stdout]     |                       ^                          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 229 -     lazy_butterfly_0: ([0u64, 1u64, 0u64, 100u64]),
[INFO] [stdout] 229 +     lazy_butterfly_0: [0u64, 1u64, 0u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:230:23
[INFO] [stdout]     |
[INFO] [stdout] 230 |     lazy_butterfly_1: ([1u64, 1u64, 1u64, 100u64]),
[INFO] [stdout]     |                       ^                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 230 -     lazy_butterfly_1: ([1u64, 1u64, 1u64, 100u64]),
[INFO] [stdout] 230 +     lazy_butterfly_1: [1u64, 1u64, 1u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:231:23
[INFO] [stdout]     |
[INFO] [stdout] 231 |     lazy_butterfly_2: ([50u64, 50u64, 1u64, 100u64]),
[INFO] [stdout]     |                       ^                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 231 -     lazy_butterfly_2: ([50u64, 50u64, 1u64, 100u64]),
[INFO] [stdout] 231 +     lazy_butterfly_2: [50u64, 50u64, 1u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:232:23
[INFO] [stdout]     |
[INFO] [stdout] 232 |     lazy_butterfly_3: ([1u64, 1u64, 50u64, 100u64]),
[INFO] [stdout]     |                       ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 232 -     lazy_butterfly_3: ([1u64, 1u64, 50u64, 100u64]),
[INFO] [stdout] 232 +     lazy_butterfly_3: [1u64, 1u64, 50u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:236:31
[INFO] [stdout]     |
[INFO] [stdout] 236 |     lazy_inverse_butterfly_0: ([0u64, 1u64, 0u64, 100u64]),
[INFO] [stdout]     |                               ^                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 236 -     lazy_inverse_butterfly_0: ([0u64, 1u64, 0u64, 100u64]),
[INFO] [stdout] 236 +     lazy_inverse_butterfly_0: [0u64, 1u64, 0u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:237:31
[INFO] [stdout]     |
[INFO] [stdout] 237 |     lazy_inverse_butterfly_1: ([1u64, 1u64, 1u64, 100u64]),
[INFO] [stdout]     |                               ^                          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 237 -     lazy_inverse_butterfly_1: ([1u64, 1u64, 1u64, 100u64]),
[INFO] [stdout] 237 +     lazy_inverse_butterfly_1: [1u64, 1u64, 1u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:238:31
[INFO] [stdout]     |
[INFO] [stdout] 238 |     lazy_inverse_butterfly_2: ([50u64, 50u64, 1u64, 100u64]),
[INFO] [stdout]     |                               ^                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 238 -     lazy_inverse_butterfly_2: ([50u64, 50u64, 1u64, 100u64]),
[INFO] [stdout] 238 +     lazy_inverse_butterfly_2: [50u64, 50u64, 1u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:239:31
[INFO] [stdout]     |
[INFO] [stdout] 239 |     lazy_inverse_butterfly_3: ([1u64, 1u64, 50u64, 100u64]),
[INFO] [stdout]     |                               ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 -     lazy_inverse_butterfly_3: ([1u64, 1u64, 50u64, 100u64]),
[INFO] [stdout] 239 +     lazy_inverse_butterfly_3: [1u64, 1u64, 50u64, 100u64],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Serializable` is imported redundantly
[INFO] [stdout]   --> src/serialize.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use crate::Serializable;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 | use crate::traits::*;
[INFO] [stdout]    |     ---------------- the item `Serializable` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `RqPolyContext` is imported redundantly
[INFO] [stdout]   --> src/randutils.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use super::*;
[INFO] [stdout]    |     -------- the item `RqPolyContext` is already imported here
[INFO] [stdout] 13 |
[INFO] [stdout] 14 | use crate::rqpoly::RqPolyContext;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `cupcake::integer_arith::butterfly::lazy_butterfly`
[INFO] [stdout]   --> benches/butterfly.rs:9:35
[INFO] [stdout]    |
[INFO] [stdout] 9  |     butterfly, inverse_butterfly, lazy_butterfly, lazy_butterfly_u64,
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   no `lazy_butterfly` in `integer_arith::butterfly`
[INFO] [stdout]    |                                   help: a similar name exists in the module: `lazy_butterfly_u64`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/integer_arith/butterfly.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn lazy_butterfly<T>(X: &mut T, Y: &mut T, W: u64, Wprime: u64, q: &T, twoq: u64) where T: SuperTrait<T>{
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `X`
[INFO] [stdout]   --> benches/butterfly.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut X = Scalar::from(x);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_X`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `Y`
[INFO] [stdout]   --> benches/butterfly.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut Y = Scalar::from(y);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_Y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> benches/butterfly.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut X = Scalar::from(x);
[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]   --> benches/butterfly.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut Y = Scalar::from(y);
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `Cupcake` (bench "butterfly") due to 2 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:108:15
[INFO] [stdout]     |
[INFO] [stdout] 108 |       let mut X:Scalar = Scalar::from(arr[0]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:109:15
[INFO] [stdout]     |
[INFO] [stdout] 109 |       let mut Y:Scalar = Scalar::from(arr[1]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `W` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:110:11
[INFO] [stdout]     |
[INFO] [stdout] 110 |       let W:Scalar = Scalar::from(arr[2]);
[INFO] [stdout]     |           ^ help: convert the identifier to snake case (notice the capitalization): `w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:118:15
[INFO] [stdout]     |
[INFO] [stdout] 118 |       let mut X:Scalar = Scalar::from(arr[0]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:119:15
[INFO] [stdout]     |
[INFO] [stdout] 119 |       let mut Y:Scalar = Scalar::from(arr[1]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `W` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:120:11
[INFO] [stdout]     |
[INFO] [stdout] 120 |       let W:Scalar = Scalar::from(arr[2]);
[INFO] [stdout]     |           ^ help: convert the identifier to snake case (notice the capitalization): `w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:128:15
[INFO] [stdout]     |
[INFO] [stdout] 128 |       let mut X:Scalar = Scalar::from(arr[0]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:129:15
[INFO] [stdout]     |
[INFO] [stdout] 129 |       let mut Y:Scalar = Scalar::from(arr[1]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `W` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:130:11
[INFO] [stdout]     |
[INFO] [stdout] 130 |       let W = arr[2];
[INFO] [stdout]     |           ^ help: convert the identifier to snake case (notice the capitalization): `w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Wprime` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:133:11
[INFO] [stdout]     |
[INFO] [stdout] 133 |       let Wprime: u64 = super::super::util::compute_harvey_ratio(W, q.rep());
[INFO] [stdout]     |           ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `wprime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:141:15
[INFO] [stdout]     |
[INFO] [stdout] 141 |       let mut X:Scalar = Scalar::from(arr[0]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:142:15
[INFO] [stdout]     |
[INFO] [stdout] 142 |       let mut Y:Scalar = Scalar::from(arr[1]);
[INFO] [stdout]     |               ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `W` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:143:11
[INFO] [stdout]     |
[INFO] [stdout] 143 |       let W = arr[2];
[INFO] [stdout]     |           ^ help: convert the identifier to snake case (notice the capitalization): `w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Wprime` should have a snake case name
[INFO] [stdout]    --> src/integer_arith/butterfly.rs:146:11
[INFO] [stdout]     |
[INFO] [stdout] 146 |       let Wprime: u64 = super::super::util::compute_harvey_ratio(W, q.rep());
[INFO] [stdout]     |           ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `wprime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2af31328c75fc2133f621fc47da8b18d1ccdde7ad165237c8c3d8a7294b1691b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2af31328c75fc2133f621fc47da8b18d1ccdde7ad165237c8c3d8a7294b1691b", kill_on_drop: false }`
[INFO] [stdout] 2af31328c75fc2133f621fc47da8b18d1ccdde7ad165237c8c3d8a7294b1691b
