[INFO] fetching crate dusk-bls12_381 0.5.1...
[INFO] checking dusk-bls12_381-0.5.1 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate dusk-bls12_381 0.5.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate dusk-bls12_381 0.5.1 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dusk-bls12_381 0.5.1
[INFO] finished tweaking crates.io crate dusk-bls12_381 0.5.1
[INFO] tweaked toml for crates.io crate dusk-bls12_381 0.5.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37aa64ff13d838890a84f83cf9e34a0d28fe0eb700d6df01135712ee2d4dde33
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "37aa64ff13d838890a84f83cf9e34a0d28fe0eb700d6df01135712ee2d4dde33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37aa64ff13d838890a84f83cf9e34a0d28fe0eb700d6df01135712ee2d4dde33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37aa64ff13d838890a84f83cf9e34a0d28fe0eb700d6df01135712ee2d4dde33", kill_on_drop: false }`
[INFO] [stdout] 37aa64ff13d838890a84f83cf9e34a0d28fe0eb700d6df01135712ee2d4dde33
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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] 513a8e0ef90b70a95aa763ca504414ee0603426bf771a4b341204f12e773fe0d
[INFO] running `Command { std: "docker" "start" "-a" "513a8e0ef90b70a95aa763ca504414ee0603426bf771a4b341204f12e773fe0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling derive-hex v0.1.1
[INFO] [stderr]     Checking crossbeam-utils v0.8.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking dusk-bytes v0.1.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tinytemplate v1.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking dusk-bls12_381 v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Scalar`
[INFO] [stdout]   --> benches/groups.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let s = Scalar::from_raw([1, 2, 3, 4]);
[INFO] [stdout]    |                 ^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 5  | use crate::multiscalar_mul::Scalar;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Scalar`
[INFO] [stdout]   --> benches/groups.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let s = Scalar::from_raw([1, 2, 3, 4]);
[INFO] [stdout]    |                 ^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 5  | use crate::multiscalar_mul::Scalar;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Scalar`
[INFO] [stdout]    --> benches/groups.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let s = Scalar::from_raw([1, 2, 3, 4]);
[INFO] [stdout]     |                 ^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 5   | use crate::multiscalar_mul::Scalar;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Scalar`
[INFO] [stdout]    --> benches/groups.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let s = Scalar::from_raw([1, 2, 3, 4]);
[INFO] [stdout]     |                 ^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 5   | use crate::multiscalar_mul::Scalar;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_compressed` found for struct `dusk_bls12_381::G1Affine` in the current scope
[INFO] [stdout]   --> benches/groups.rs:51:42
[INFO] [stdout]    |
[INFO] [stdout] 51 |             move |b| b.iter(|| G1Affine::from_compressed(black_box(&compressed))),
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^ function or associated item not found in `dusk_bls12_381::G1Affine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_uncompressed` found for struct `dusk_bls12_381::G1Affine` in the current scope
[INFO] [stdout]   --> benches/groups.rs:55:42
[INFO] [stdout]    |
[INFO] [stdout] 55 |             move |b| b.iter(|| G1Affine::from_uncompressed(black_box(&uncompressed))),
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^ function or associated item not found in `dusk_bls12_381::G1Affine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_compressed` found for struct `dusk_bls12_381::G2Affine` in the current scope
[INFO] [stdout]    --> benches/groups.rs:120:42
[INFO] [stdout]     |
[INFO] [stdout] 120 |             move |b| b.iter(|| G2Affine::from_compressed(black_box(&compressed))),
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^ function or associated item not found in `dusk_bls12_381::G2Affine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_uncompressed` found for struct `dusk_bls12_381::G2Affine` in the current scope
[INFO] [stdout]    --> benches/groups.rs:124:42
[INFO] [stdout]     |
[INFO] [stdout] 124 |             move |b| b.iter(|| G2Affine::from_uncompressed(black_box(&uncompressed))),
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^ function or associated item not found in `dusk_bls12_381::G2Affine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dusk-bls12_381`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "513a8e0ef90b70a95aa763ca504414ee0603426bf771a4b341204f12e773fe0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "513a8e0ef90b70a95aa763ca504414ee0603426bf771a4b341204f12e773fe0d", kill_on_drop: false }`
[INFO] [stdout] 513a8e0ef90b70a95aa763ca504414ee0603426bf771a4b341204f12e773fe0d