[INFO] fetching crate ark-mnt4-298 0.3.0...
[INFO] testing ark-mnt4-298-0.3.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate ark-mnt4-298 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ark-mnt4-298 0.3.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ark-mnt4-298 0.3.0
[INFO] finished tweaking crates.io crate ark-mnt4-298 0.3.0
[INFO] tweaked toml for crates.io crate ark-mnt4-298 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] f344db0e73c5d8e9642283dcd574f6cce2892644d8df36ddb4a760d06f7c8b8e
[INFO] running `Command { std: "docker" "start" "-a" "f344db0e73c5d8e9642283dcd574f6cce2892644d8df36ddb4a760d06f7c8b8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f344db0e73c5d8e9642283dcd574f6cce2892644d8df36ddb4a760d06f7c8b8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f344db0e73c5d8e9642283dcd574f6cce2892644d8df36ddb4a760d06f7c8b8e", kill_on_drop: false }`
[INFO] [stdout] f344db0e73c5d8e9642283dcd574f6cce2892644d8df36ddb4a760d06f7c8b8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b397bc539f2f48df20e7f77635f74b98da36ca4f9bda291ffd8498eae0e564e
[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" "2b397bc539f2f48df20e7f77635f74b98da36ca4f9bda291ffd8498eae0e564e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling ark-std v0.3.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling ark-serialize v0.3.0
[INFO] [stderr]    Compiling ark-ff v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling zeroize_derive v1.2.2
[INFO] [stderr]    Compiling ark-ff-asm v0.3.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-macros v0.3.0
[INFO] [stderr]    Compiling zeroize v1.4.3
[INFO] [stderr]    Compiling ark-ec v0.3.0
[INFO] [stderr]    Compiling ark-mnt4-298 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "2b397bc539f2f48df20e7f77635f74b98da36ca4f9bda291ffd8498eae0e564e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b397bc539f2f48df20e7f77635f74b98da36ca4f9bda291ffd8498eae0e564e", kill_on_drop: false }`
[INFO] [stdout] 2b397bc539f2f48df20e7f77635f74b98da36ca4f9bda291ffd8498eae0e564e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce976403bfaae9e2760b77308a3c71015d8b6ef08a1a85d39a6f3b602aa7dffe
[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" "ce976403bfaae9e2760b77308a3c71015d8b6ef08a1a85d39a6f3b602aa7dffe", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ark-algebra-test-templates v0.3.0
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling ark-relations v0.3.0
[INFO] [stderr]    Compiling ark-mnt4-298 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.26s
[INFO] running `Command { std: "docker" "inspect" "ce976403bfaae9e2760b77308a3c71015d8b6ef08a1a85d39a6f3b602aa7dffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce976403bfaae9e2760b77308a3c71015d8b6ef08a1a85d39a6f3b602aa7dffe", kill_on_drop: false }`
[INFO] [stdout] ce976403bfaae9e2760b77308a3c71015d8b6ef08a1a85d39a6f3b602aa7dffe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ffd6a26cc33d3b15b545d6de607a7ad1fe7087b1c9f261282daf15ae9341c72e
[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" "ffd6a26cc33d3b15b545d6de607a7ad1fe7087b1c9f261282daf15ae9341c72e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ark_mnt4_298-ac16c38d2141ef2b)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[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 fields::tests::test_fq ... ok
[INFO] [stdout] test fields::tests::test_fr ... ok
[INFO] [stdout] test curves::tests::test_product_of_pairings ... ok
[INFO] [stdout] test curves::tests::test_bilinearity ... ok
[INFO] [stdout] test curves::tests::test_g2_projective_group ... ok
[INFO] [stdout] test fields::tests::test_fq2 ... ok
[INFO] [stdout] test curves::tests::test_g1_projective_curve ... ok
[INFO] [stdout] test fields::tests::test_fq4 ... ok
[INFO] [stdout] test curves::tests::test_g2_projective_curve ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 15.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ark-mnt4-298
[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" "ffd6a26cc33d3b15b545d6de607a7ad1fe7087b1c9f261282daf15ae9341c72e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffd6a26cc33d3b15b545d6de607a7ad1fe7087b1c9f261282daf15ae9341c72e", kill_on_drop: false }`
[INFO] [stdout] ffd6a26cc33d3b15b545d6de607a7ad1fe7087b1c9f261282daf15ae9341c72e