[INFO] fetching crate ark-mnt6-753 0.3.0...
[INFO] testing ark-mnt6-753-0.3.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate ark-mnt6-753 0.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ark-mnt6-753 0.3.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ark-mnt6-753 0.3.0
[INFO] finished tweaking crates.io crate ark-mnt6-753 0.3.0
[INFO] tweaked toml for crates.io crate ark-mnt6-753 0.3.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", 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] 977fa2937ce32bc8667872604acf8590b3d8040cb7cce37399038b4e0dd0d5b6
[INFO] running `Command { std: "docker" "start" "-a" "977fa2937ce32bc8667872604acf8590b3d8040cb7cce37399038b4e0dd0d5b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "977fa2937ce32bc8667872604acf8590b3d8040cb7cce37399038b4e0dd0d5b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "977fa2937ce32bc8667872604acf8590b3d8040cb7cce37399038b4e0dd0d5b6", kill_on_drop: false }`
[INFO] [stdout] 977fa2937ce32bc8667872604acf8590b3d8040cb7cce37399038b4e0dd0d5b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcb337c14f4e98ff8e6df04d055c8f539b74b25811e335766f664381a0331724
[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" "fcb337c14f4e98ff8e6df04d055c8f539b74b25811e335766f664381a0331724", kill_on_drop: false }`
[INFO] [stderr]    Compiling ark-mnt4-753 v0.3.0
[INFO] [stderr]    Compiling ark-mnt6-753 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "fcb337c14f4e98ff8e6df04d055c8f539b74b25811e335766f664381a0331724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcb337c14f4e98ff8e6df04d055c8f539b74b25811e335766f664381a0331724", kill_on_drop: false }`
[INFO] [stdout] fcb337c14f4e98ff8e6df04d055c8f539b74b25811e335766f664381a0331724
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78335374cb4c98f73e0a8c6af245e5274af88896f705112f4cf6b232aabb50f5
[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" "78335374cb4c98f73e0a8c6af245e5274af88896f705112f4cf6b232aabb50f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling ark-mnt6-753 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.25s
[INFO] running `Command { std: "docker" "inspect" "78335374cb4c98f73e0a8c6af245e5274af88896f705112f4cf6b232aabb50f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78335374cb4c98f73e0a8c6af245e5274af88896f705112f4cf6b232aabb50f5", kill_on_drop: false }`
[INFO] [stdout] 78335374cb4c98f73e0a8c6af245e5274af88896f705112f4cf6b232aabb50f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 54474708c5c77877ef679417a6c00d8c12e714b0d9e1eaf13ddcc84a2fb6bd7e
[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" "54474708c5c77877ef679417a6c00d8c12e714b0d9e1eaf13ddcc84a2fb6bd7e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ark_mnt6_753-209f23a5cbc6618e)
[INFO] [stdout] test curves::tests::test_g1_generator ... ok
[INFO] [stdout] test curves::tests::test_g2_generator ... ok
[INFO] [stdout] test curves::tests::test_g1_projective_group ... ok
[INFO] [stdout] test curves::tests::test_bilinearity ... ok
[INFO] [stdout] test curves::tests::test_product_of_pairings ... ok
[INFO] [stdout] test curves::tests::test_g2_projective_group ... ok
[INFO] [stdout] test curves::tests::test_g1_projective_curve ... ok
[INFO] [stdout] test curves::tests::test_g2_projective_curve has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "54474708c5c77877ef679417a6c00d8c12e714b0d9e1eaf13ddcc84a2fb6bd7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54474708c5c77877ef679417a6c00d8c12e714b0d9e1eaf13ddcc84a2fb6bd7e", kill_on_drop: false }`
[INFO] [stdout] 54474708c5c77877ef679417a6c00d8c12e714b0d9e1eaf13ddcc84a2fb6bd7e