[INFO] cloning repository https://github.com/kanggggao/blacklist_ot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kanggggao/blacklist_ot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanggggao%2Fblacklist_ot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanggggao%2Fblacklist_ot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d65a8300c96fa19d98d06e8f038f36005a35a822
[INFO] testing kanggggao/blacklist_ot against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanggggao%2Fblacklist_ot" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/kanggggao/blacklist_ot on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kanggggao/blacklist_ot
[INFO] finished tweaking git repo https://github.com/kanggggao/blacklist_ot
[INFO] tweaked toml for git repo https://github.com/kanggggao/blacklist_ot written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kanggggao/blacklist_ot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-integer v0.1.41
[INFO] [stderr]   Downloaded num-bigint v0.2.3
[INFO] [stderr]   Downloaded hkdf v0.8.0
[INFO] [stderr]   Downloaded hamming v0.1.3
[INFO] [stderr]   Downloaded proc-macro2 v0.4.30
[INFO] [stderr]   Downloaded unicode-xid v0.1.0
[INFO] [stderr]   Downloaded sha2 v0.8.0
[INFO] [stderr]   Downloaded syn v0.14.9
[INFO] [stderr]   Downloaded num-traits v0.2.10
[INFO] [stderr]   Downloaded ff_derive v0.3.0
[INFO] [stderr]   Downloaded quote v0.6.13
[INFO] [stderr]   Downloaded ff v0.4.0
[INFO] [stderr]   Downloaded pairing-plus v0.17.0
[INFO] [stderr]   Downloaded xor-utils v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] acdb010cfff594f55b0e91ba0c1c393a143e1eceb4bfd7780f390166c37e110a
[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" "acdb010cfff594f55b0e91ba0c1c393a143e1eceb4bfd7780f390166c37e110a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acdb010cfff594f55b0e91ba0c1c393a143e1eceb4bfd7780f390166c37e110a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acdb010cfff594f55b0e91ba0c1c393a143e1eceb4bfd7780f390166c37e110a", kill_on_drop: false }`
[INFO] [stdout] acdb010cfff594f55b0e91ba0c1c393a143e1eceb4bfd7780f390166c37e110a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b926285eb28ecb34832a4071f59d2b379e0baf35210605c67f263d61656b299
[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" "4b926285eb28ecb34832a4071f59d2b379e0baf35210605c67f263d61656b299", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling hamming v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling xor-utils v0.6.0
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling hkdf v0.8.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling ff_derive v0.3.0
[INFO] [stderr]    Compiling ff v0.4.0
[INFO] [stderr]    Compiling pairing-plus v0.17.0
[INFO] [stderr]    Compiling blacklist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `LegendreSymbol`, `SqrtField`
[INFO] [stdout]   --> src/main.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | use ff::{Field, LegendreSymbol, PrimeField, SqrtField};
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::BitXor`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::ops::BitXor;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |     let mut c: Fr = Fr::rand(&mut rng);
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.28s
[INFO] running `Command { std: "docker" "inspect" "4b926285eb28ecb34832a4071f59d2b379e0baf35210605c67f263d61656b299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b926285eb28ecb34832a4071f59d2b379e0baf35210605c67f263d61656b299", kill_on_drop: false }`
[INFO] [stdout] 4b926285eb28ecb34832a4071f59d2b379e0baf35210605c67f263d61656b299
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efaec9ee234b0ccd473b72fe12c4ab4c1e732c84226601c7c69e71a800f285d3
[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" "efaec9ee234b0ccd473b72fe12c4ab4c1e732c84226601c7c69e71a800f285d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling blacklist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `LegendreSymbol`, `SqrtField`
[INFO] [stdout]   --> src/main.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | use ff::{Field, LegendreSymbol, PrimeField, SqrtField};
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::BitXor`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::ops::BitXor;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |     let mut c: Fr = Fr::rand(&mut rng);
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "efaec9ee234b0ccd473b72fe12c4ab4c1e732c84226601c7c69e71a800f285d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efaec9ee234b0ccd473b72fe12c4ab4c1e732c84226601c7c69e71a800f285d3", kill_on_drop: false }`
[INFO] [stdout] efaec9ee234b0ccd473b72fe12c4ab4c1e732c84226601c7c69e71a800f285d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", 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] f90184e9b50efcd687cff6a01c3c973615286add66b9900121e17a697972fb8d
[INFO] running `Command { std: "docker" "start" "-a" "f90184e9b50efcd687cff6a01c3c973615286add66b9900121e17a697972fb8d", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `LegendreSymbol`, `SqrtField`
[INFO] [stderr]   --> src/main.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 | use ff::{Field, LegendreSymbol, PrimeField, SqrtField};
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^              ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::BitXor`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::ops::BitXor;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:133:9
[INFO] [stderr]     |
[INFO] [stderr] 133 |     let mut c: Fr = Fr::rand(&mut rng);
[INFO] [stderr]     |         ----^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/blacklist-f5017012dc774618
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f90184e9b50efcd687cff6a01c3c973615286add66b9900121e17a697972fb8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f90184e9b50efcd687cff6a01c3c973615286add66b9900121e17a697972fb8d", kill_on_drop: false }`
[INFO] [stdout] f90184e9b50efcd687cff6a01c3c973615286add66b9900121e17a697972fb8d