[INFO] fetching crate fct-vanitygen 0.1.0...
[INFO] testing fct-vanitygen-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate fct-vanitygen 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fct-vanitygen 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fct-vanitygen 0.1.0
[INFO] finished tweaking crates.io crate fct-vanitygen 0.1.0
[INFO] tweaked toml for crates.io crate fct-vanitygen 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2021f393a500e8f91a5fd90af7675d0421b417d63b58bb4241e58e1466eb5915
[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" "2021f393a500e8f91a5fd90af7675d0421b417d63b58bb4241e58e1466eb5915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2021f393a500e8f91a5fd90af7675d0421b417d63b58bb4241e58e1466eb5915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2021f393a500e8f91a5fd90af7675d0421b417d63b58bb4241e58e1466eb5915", kill_on_drop: false }`
[INFO] [stdout] 2021f393a500e8f91a5fd90af7675d0421b417d63b58bb4241e58e1466eb5915
[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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59f155a39c7f7411444c81a84361204525244b11ff7341ac677c95b05eb64c51
[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" "59f155a39c7f7411444c81a84361204525244b11ff7341ac677c95b05eb64c51", kill_on_drop: false }`
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling bs58 v0.2.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling curve25519-dalek v1.2.6
[INFO] [stderr]    Compiling ed25519-dalek v0.9.1
[INFO] [stderr]    Compiling fct-vanitygen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.48s
[INFO] running `Command { std: "docker" "inspect" "59f155a39c7f7411444c81a84361204525244b11ff7341ac677c95b05eb64c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59f155a39c7f7411444c81a84361204525244b11ff7341ac677c95b05eb64c51", kill_on_drop: false }`
[INFO] [stdout] 59f155a39c7f7411444c81a84361204525244b11ff7341ac677c95b05eb64c51
[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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f93a145a8b63eb0c655ee196d093487acc2c34bada1eebac87869e0532e75f3a
[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" "f93a145a8b63eb0c655ee196d093487acc2c34bada1eebac87869e0532e75f3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling fct-vanitygen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "f93a145a8b63eb0c655ee196d093487acc2c34bada1eebac87869e0532e75f3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93a145a8b63eb0c655ee196d093487acc2c34bada1eebac87869e0532e75f3a", kill_on_drop: false }`
[INFO] [stdout] f93a145a8b63eb0c655ee196d093487acc2c34bada1eebac87869e0532e75f3a
[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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9432b8505ac353c151173f9c4482cf715a66c38d66ba38e90398a5a2a70106e8
[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" "9432b8505ac353c151173f9c4482cf715a66c38d66ba38e90398a5a2a70106e8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fct_vanitygen-e78629c5939894d8)
[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" "9432b8505ac353c151173f9c4482cf715a66c38d66ba38e90398a5a2a70106e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9432b8505ac353c151173f9c4482cf715a66c38d66ba38e90398a5a2a70106e8", kill_on_drop: false }`
[INFO] [stdout] 9432b8505ac353c151173f9c4482cf715a66c38d66ba38e90398a5a2a70106e8