[INFO] fetching crate coconut_sig 0.2.2...
[INFO] checking coconut_sig-0.2.2 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate coconut_sig 0.2.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate coconut_sig 0.2.2 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate coconut_sig 0.2.2
[INFO] finished tweaking crates.io crate coconut_sig 0.2.2
[INFO] tweaked toml for crates.io crate coconut_sig 0.2.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ps_sig v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fd2f8d2607ee895fec023c4fe45737ffaed5df57d5d6ea6a145fb6f03f0301c
[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" "8fd2f8d2607ee895fec023c4fe45737ffaed5df57d5d6ea6a145fb6f03f0301c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fd2f8d2607ee895fec023c4fe45737ffaed5df57d5d6ea6a145fb6f03f0301c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fd2f8d2607ee895fec023c4fe45737ffaed5df57d5d6ea6a145fb6f03f0301c", kill_on_drop: false }`
[INFO] [stdout] 8fd2f8d2607ee895fec023c4fe45737ffaed5df57d5d6ea6a145fb6f03f0301c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "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] fba3d4939d769acdca5abb88dad4289f90e2360e22dcc24bdff61258dd51202f
[INFO] running `Command { std: "docker" "start" "-a" "fba3d4939d769acdca5abb88dad4289f90e2360e22dcc24bdff61258dd51202f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking zeroize v0.9.3
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking amcl_wrapper v0.2.3
[INFO] [stderr]     Checking secret_sharing v0.1.1
[INFO] [stderr]     Checking ps_sig v0.2.0
[INFO] [stderr]     Checking coconut_sig v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ps_sig::pok_vc`
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use ps_sig::pok_vc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/errors.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use failure::{Backtrace, Context, Error, Fail};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `secret_sharing::pedersen_dvss::PedersenDVSSParticipant`
[INFO] [stdout]  --> src/keygen.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use secret_sharing::pedersen_dvss::PedersenDVSSParticipant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Params`, `Signature`, `Verkey`
[INFO] [stdout]  --> src/pok_sig.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::signature::{Params, Signature, Verkey};
[INFO] [stdout]   |                        ^^^^^^  ^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SignatureGroupVec`, `SignatureGroup`, `VerkeyGroupVec`, `VerkeyGroup`
[INFO] [stdout]  --> src/pok_sig.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{VerkeyGroup, VerkeyGroupVec, SignatureGroup, SignatureGroupVec};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `amcl_wrapper::group_elem::GroupElement`
[INFO] [stdout]  --> src/pok_sig.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use amcl_wrapper::group_elem::GroupElement;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ps_sig::keys::Params as PSParams`
[INFO] [stdout]  --> src/pok_sig.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ps_sig::keys::Params as PSParams;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ate_2_pairing`
[INFO] [stdout]  --> src/signature.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{ate_2_pairing, VerkeyGroup, VerkeyGroupVec, SignatureGroup, SignatureGroupVec};
[INFO] [stdout]   |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ps_sig::pok_vc`
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use ps_sig::pok_vc;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/errors.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use failure::{Backtrace, Context, Error, Fail};
[INFO] [stdout]   |                                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SignatureGroupVec`, `SignatureGroup`, `VerkeyGroupVec`, `VerkeyGroup`
[INFO] [stdout]  --> src/pok_sig.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{VerkeyGroup, VerkeyGroupVec, SignatureGroup, SignatureGroupVec};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ps_sig::keys::Params as PSParams`
[INFO] [stdout]  --> src/pok_sig.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ps_sig::keys::Params as PSParams;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ate_2_pairing`
[INFO] [stdout]  --> src/signature.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{ate_2_pairing, VerkeyGroup, VerkeyGroupVec, SignatureGroup, SignatureGroupVec};
[INFO] [stdout]   |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `amcl_wrapper::group_elem::GroupElement`
[INFO] [stdout]  --> src/pok_sig.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use amcl_wrapper::group_elem::GroupElement;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.34s
[INFO] running `Command { std: "docker" "inspect" "fba3d4939d769acdca5abb88dad4289f90e2360e22dcc24bdff61258dd51202f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fba3d4939d769acdca5abb88dad4289f90e2360e22dcc24bdff61258dd51202f", kill_on_drop: false }`
[INFO] [stdout] fba3d4939d769acdca5abb88dad4289f90e2360e22dcc24bdff61258dd51202f
