[INFO] fetching crate ark-algebra-intro 0.3.0...
[INFO] testing ark-algebra-intro-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate ark-algebra-intro 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ark-algebra-intro 0.3.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ark-algebra-intro 0.3.0
[INFO] finished tweaking crates.io crate ark-algebra-intro 0.3.0
[INFO] tweaked toml for crates.io crate ark-algebra-intro 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a92f24f86f832c90e51005d0452975f931d8d53bb5da1bfe0dda8a997f178a87
[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" "a92f24f86f832c90e51005d0452975f931d8d53bb5da1bfe0dda8a997f178a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a92f24f86f832c90e51005d0452975f931d8d53bb5da1bfe0dda8a997f178a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a92f24f86f832c90e51005d0452975f931d8d53bb5da1bfe0dda8a997f178a87", kill_on_drop: false }`
[INFO] [stdout] a92f24f86f832c90e51005d0452975f931d8d53bb5da1bfe0dda8a997f178a87
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] a39ce867ffd98784dcf3c50eb6f0524ed142a9f60819d5fb4ad1e87af7474655
[INFO] running `Command { std: "docker" "start" "-a" "a39ce867ffd98784dcf3c50eb6f0524ed142a9f60819d5fb4ad1e87af7474655", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[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 getrandom v0.2.6
[INFO] [stderr]    Compiling ark-ff v0.3.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ark-std v0.3.0
[INFO] [stderr]    Compiling ark-serialize v0.3.0
[INFO] [stderr]    Compiling ark-ff-macros v0.3.0
[INFO] [stderr]    Compiling ark-ec v0.3.0
[INFO] [stderr]    Compiling ark-bls12-381 v0.3.0
[INFO] [stderr]    Compiling ark-algebra-intro v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.79s
[INFO] running `Command { std: "docker" "inspect" "a39ce867ffd98784dcf3c50eb6f0524ed142a9f60819d5fb4ad1e87af7474655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a39ce867ffd98784dcf3c50eb6f0524ed142a9f60819d5fb4ad1e87af7474655", kill_on_drop: false }`
[INFO] [stdout] a39ce867ffd98784dcf3c50eb6f0524ed142a9f60819d5fb4ad1e87af7474655
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2796cad0d1f265578b43e075fcdd567c747c26c37219446017750ca41c3cde3e
[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" "2796cad0d1f265578b43e075fcdd567c747c26c37219446017750ca41c3cde3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ark-algebra-intro v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/ark_algebra_intro-8e5810d58abbef74)
[INFO] running `Command { std: "docker" "inspect" "2796cad0d1f265578b43e075fcdd567c747c26c37219446017750ca41c3cde3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2796cad0d1f265578b43e075fcdd567c747c26c37219446017750ca41c3cde3e", kill_on_drop: false }`
[INFO] [stdout] 2796cad0d1f265578b43e075fcdd567c747c26c37219446017750ca41c3cde3e
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 4c3b22a7dca722031cfed089a67fd3c23801aee36fb796cf1feafa1cce41620e
[INFO] running `Command { std: "docker" "start" "-a" "4c3b22a7dca722031cfed089a67fd3c23801aee36fb796cf1feafa1cce41620e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ark_algebra_intro-8e5810d58abbef74)
[INFO] [stderr]    Doc-tests ark-algebra-intro
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - (line 55) ... ok
[INFO] [stdout] test src/lib.rs - (line 120) ... ok
[INFO] [stdout] test src/lib.rs - (line 178) ... ok
[INFO] [stdout] test src/lib.rs - (line 206) ... ok
[INFO] [stdout] test src/lib.rs - (line 88) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4c3b22a7dca722031cfed089a67fd3c23801aee36fb796cf1feafa1cce41620e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c3b22a7dca722031cfed089a67fd3c23801aee36fb796cf1feafa1cce41620e", kill_on_drop: false }`
[INFO] [stdout] 4c3b22a7dca722031cfed089a67fd3c23801aee36fb796cf1feafa1cce41620e