[INFO] fetching crate ark-ed-on-mnt4-753 0.2.0...
[INFO] testing ark-ed-on-mnt4-753-0.2.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate ark-ed-on-mnt4-753 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate ark-ed-on-mnt4-753 0.2.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ark-ed-on-mnt4-753 0.2.0
[INFO] finished tweaking crates.io crate ark-ed-on-mnt4-753 0.2.0
[INFO] tweaked toml for crates.io crate ark-ed-on-mnt4-753 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] ad1c1051010becac26e96c57bd72f49977feda751bdc040f658231c7853ccb6a
[INFO] running `Command { std: "docker" "start" "-a" "ad1c1051010becac26e96c57bd72f49977feda751bdc040f658231c7853ccb6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad1c1051010becac26e96c57bd72f49977feda751bdc040f658231c7853ccb6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad1c1051010becac26e96c57bd72f49977feda751bdc040f658231c7853ccb6a", kill_on_drop: false }`
[INFO] [stdout] ad1c1051010becac26e96c57bd72f49977feda751bdc040f658231c7853ccb6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5f47a17dd146362c8474ab89a0ae1cf9db2f2a1de2dac4f14f6dd9246f77a51
[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" "a5f47a17dd146362c8474ab89a0ae1cf9db2f2a1de2dac4f14f6dd9246f77a51", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling ark-std v0.2.0
[INFO] [stderr]    Compiling ark-ff v0.2.0
[INFO] [stderr]    Compiling ark-serialize v0.2.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling ark-ff-macros v0.2.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-asm v0.2.0
[INFO] [stderr]    Compiling zeroize v1.3.0
[INFO] [stderr]    Compiling ark-ec v0.2.0
[INFO] [stderr]    Compiling ark-mnt4-753 v0.2.0
[INFO] [stderr]    Compiling ark-ed-on-mnt4-753 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.65s
[INFO] running `Command { std: "docker" "inspect" "a5f47a17dd146362c8474ab89a0ae1cf9db2f2a1de2dac4f14f6dd9246f77a51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5f47a17dd146362c8474ab89a0ae1cf9db2f2a1de2dac4f14f6dd9246f77a51", kill_on_drop: false }`
[INFO] [stdout] a5f47a17dd146362c8474ab89a0ae1cf9db2f2a1de2dac4f14f6dd9246f77a51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--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] c76abfdc9fda1a9f7c81c3048a0b85ce4d7fd6cab19c995f8d4ecabc1f68bc21
[INFO] running `Command { std: "docker" "start" "-a" "c76abfdc9fda1a9f7c81c3048a0b85ce4d7fd6cab19c995f8d4ecabc1f68bc21", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling ark-algebra-test-templates v0.2.0
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling ark-relations v0.2.0
[INFO] [stderr]    Compiling ark-ed-on-mnt4-753 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.02s
[INFO] running `Command { std: "docker" "inspect" "c76abfdc9fda1a9f7c81c3048a0b85ce4d7fd6cab19c995f8d4ecabc1f68bc21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c76abfdc9fda1a9f7c81c3048a0b85ce4d7fd6cab19c995f8d4ecabc1f68bc21", kill_on_drop: false }`
[INFO] [stdout] c76abfdc9fda1a9f7c81c3048a0b85ce4d7fd6cab19c995f8d4ecabc1f68bc21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 347628d185691cee3bac78c5891e7890831272b9cd3c5224edd9e67ee269914d
[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" "347628d185691cee3bac78c5891e7890831272b9cd3c5224edd9e67ee269914d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ark_ed_on_mnt4_753-f83db9f98bccf798)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test curves::tests::test_montgomery_conversion ... ok
[INFO] [stdout] test curves::tests::test_conversion ... ok
[INFO] [stdout] test curves::tests::test_generator ... ok
[INFO] [stdout] test curves::tests::test_projective_curve ... ok
[INFO] [stdout] test curves::tests::test_affine_group has been running for over 60 seconds
[INFO] [stdout] test curves::tests::test_projective_group has been running for over 60 seconds
[INFO] [stdout] test curves::tests::test_projective_group ... ok
[INFO] [stdout] test curves::tests::test_affine_group ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 80.73s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ark-ed-on-mnt4-753
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "347628d185691cee3bac78c5891e7890831272b9cd3c5224edd9e67ee269914d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "347628d185691cee3bac78c5891e7890831272b9cd3c5224edd9e67ee269914d", kill_on_drop: false }`
[INFO] [stdout] 347628d185691cee3bac78c5891e7890831272b9cd3c5224edd9e67ee269914d