[INFO] fetching crate muta-keypair 0.1.0-alpha.1...
[INFO] checking muta-keypair-0.1.0-alpha.1 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate muta-keypair 0.1.0-alpha.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate muta-keypair 0.1.0-alpha.1 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate muta-keypair 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate muta-keypair 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate muta-keypair 0.1.0-alpha.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate muta-keypair 0.1.0-alpha.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-epoch v0.8.0
[INFO] [stderr]   Downloaded lock_api v0.3.3
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[INFO] [stderr]   Downloaded tokio-executor v0.1.9
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[INFO] [stderr]   Downloaded muta-protocol v0.1.0-alpha.0
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.17
[INFO] [stderr]   Downloaded flatbuffers-verifier v0.2.1
[INFO] [stderr]   Downloaded tentacle-secio v0.1.11
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[INFO] [stderr]   Downloaded memoffset v0.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a51275bc97e819bece57ac477873c0455d4003b3c7e3dae1137c2d5121886a0
[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" "5a51275bc97e819bece57ac477873c0455d4003b3c7e3dae1137c2d5121886a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a51275bc97e819bece57ac477873c0455d4003b3c7e3dae1137c2d5121886a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a51275bc97e819bece57ac477873c0455d4003b3c7e3dae1137c2d5121886a0", kill_on_drop: false }`
[INFO] [stdout] 5a51275bc97e819bece57ac477873c0455d4003b3c7e3dae1137c2d5121886a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4b620fb73adab0826c5f6705b70d7ddf2abcaa0703e85e7842fb45b3997eecf
[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" "e4b620fb73adab0826c5f6705b70d7ddf2abcaa0703e85e7842fb45b3997eecf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
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[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking rand_core v0.4.2
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[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
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[INFO] [stderr]    Compiling rand_chacha v0.1.1
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[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
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[INFO] [stderr]     Checking c2-chacha v0.2.3
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[INFO] [stderr]     Checking uint v0.4.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling secp256k1-sys v0.1.1
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling secp256k1 v0.15.5
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[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking rand_chacha v0.2.1
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[INFO] [stderr]     Checking aes-soft v0.3.3
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[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking secp256k1 v0.17.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking tokio-codec v0.1.1
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[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-threadpool v0.1.17
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking fixed-hash v0.5.2
[INFO] [stderr]     Checking tentacle-secio v0.1.11
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling zeroize_derive v0.9.3
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]     Checking zeroize v0.9.3
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]    Compiling ophelia-derive v0.2.0
[INFO] [stderr]    Compiling async-trait v0.1.22
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling muta-vendor-prost-derive v0.5.1
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking thiserror v1.0.9
[INFO] [stderr]     Checking ophelia-hasher v0.2.0
[INFO] [stderr]     Checking ophelia v0.2.0
[INFO] [stderr]     Checking ophelia-secp256k1 v0.2.0
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking muta-vendor-prost v0.5.1
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking ethereum-types-serialize v0.2.2
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking impl-serde v0.2.3
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking ethbloom v0.5.3
[INFO] [stderr]     Checking ethbloom v0.8.1
[INFO] [stderr]     Checking ethereum-types v0.4.2
[INFO] [stderr]     Checking amcl_wrapper v0.2.3
[INFO] [stderr]     Checking secret_sharing v0.1.1
[INFO] [stderr]     Checking bls_amcl v0.7.0
[INFO] [stderr]     Checking rlp v0.3.0
[INFO] [stderr]     Checking ophelia-bls-amcl v0.1.0
[INFO] [stderr]     Checking cita_trie v2.0.0
[INFO] [stderr]     Checking muta-protocol v0.1.0-alpha.0
[INFO] [stderr]     Checking muta-keypair v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 38s
[INFO] running `Command { std: "docker" "inspect" "e4b620fb73adab0826c5f6705b70d7ddf2abcaa0703e85e7842fb45b3997eecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4b620fb73adab0826c5f6705b70d7ddf2abcaa0703e85e7842fb45b3997eecf", kill_on_drop: false }`
[INFO] [stdout] e4b620fb73adab0826c5f6705b70d7ddf2abcaa0703e85e7842fb45b3997eecf