[INFO] cloning repository https://github.com/tetcoin-staging/frontier
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tetcoin-staging/frontier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin-staging%2Ffrontier", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin-staging%2Ffrontier'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9ab4a0668a50f15cf07b17fd997fff26e4c130c
[INFO] testing tetcoin-staging/frontier against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin-staging%2Ffrontier" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tetcoin-staging/frontier on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tetcoin-staging/frontier
[INFO] finished tweaking git repo https://github.com/tetcoin-staging/frontier
[INFO] tweaked toml for git repo https://github.com/tetcoin-staging/frontier written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/tetcoin-staging/frontier already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-bigint v0.3.1
[INFO] [stderr]   Downloaded sha-1 v0.9.3
[INFO] [stderr]   Downloaded ethbloom v0.10.0
[INFO] [stderr]   Downloaded ethereum-types v0.10.0
[INFO] [stderr]   Downloaded evm v0.23.0
[INFO] [stderr]   Downloaded evm-gasometer v0.23.0
[INFO] [stderr]   Downloaded evm-runtime v0.23.0
[INFO] [stderr]   Downloaded evm-core v0.23.0
[INFO] [stderr]   Downloaded ethereum v0.6.0
[INFO] [stderr]   Downloaded libp2p-swarm v0.27.1
[INFO] [stderr]   Downloaded substrate-bn v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2548b1be3efe42efe1beccb6e57eb2cc5ce21792123cc91a581d6b362a8fd59
[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" "b2548b1be3efe42efe1beccb6e57eb2cc5ce21792123cc91a581d6b362a8fd59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2548b1be3efe42efe1beccb6e57eb2cc5ce21792123cc91a581d6b362a8fd59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2548b1be3efe42efe1beccb6e57eb2cc5ce21792123cc91a581d6b362a8fd59", kill_on_drop: false }`
[INFO] [stdout] b2548b1be3efe42efe1beccb6e57eb2cc5ce21792123cc91a581d6b362a8fd59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2021-09-08" "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] 2f7ee661c9b036f260cd2d8e3909145513284201bd3d7e0a130ce7e936c46e22
[INFO] running `Command { std: "docker" "start" "-a" "2f7ee661c9b036f260cd2d8e3909145513284201bd3d7e0a130ce7e936c46e22", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
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[INFO] [stderr]    Compiling parity-wasm v0.32.0
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[INFO] [stderr]    Compiling unicode-normalization v0.1.16
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[INFO] [stderr]    Compiling memmap v0.7.0
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[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling substrate-bn v0.5.0
[INFO] [stderr]    Compiling aes-soft v0.5.0
[INFO] [stderr]    Compiling stream-cipher v0.7.1
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling pbkdf2 v0.4.0
[INFO] [stderr]    Compiling blake2 v0.9.1
[INFO] [stderr]    Compiling sha2 v0.9.3
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling sha-1 v0.9.3
[INFO] [stderr]    Compiling ripemd160 v0.9.1
[INFO] [stderr]    Compiling polyval v0.4.5
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[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling rand_core v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling integer-sqrt v0.1.5
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling sp-panic-handler v2.0.1 (https://github.com/paritytech/substrate.git?branch=frontier#4888ac68)
[INFO] [stderr]    Compiling miow v0.3.6
[INFO] [stderr]    Compiling directories v3.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling aes v0.5.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling ghash v0.3.1
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling hmac-drbg v0.2.0
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling simba v0.1.5
[INFO] [stderr]    Compiling aes-gcm v0.7.0
[INFO] [stderr]    Compiling futures-task v0.3.12
[INFO] [stderr]    Compiling thread_local v1.1.2
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_roundings'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:208:10
[INFO] [stdout]     |
[INFO] [stdout] 208 |         .div_ceil(&big_digit::BITS.into())
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #88581 <https://github.com/rust-lang/rust/issues/88581> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:208:19
[INFO] [stdout]     |
[INFO] [stdout] 208 |         .div_ceil(&big_digit::BITS.into())
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^ expected `u64`, found reference
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected type `u64`
[INFO] [stdout]             found reference `&_`
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]     |
[INFO] [stdout] 208 -         .div_ceil(&big_digit::BITS.into())
[INFO] [stdout] 208 +         .div_ceil(big_digit::BITS.into())
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_roundings'
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:1712:45
[INFO] [stdout]      |
[INFO] [stdout] 1712 |                 let root_scale = extra_bits.div_ceil(&n64);
[INFO] [stdout]      |                                             ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: see issue #88581 <https://github.com/rust-lang/rust/issues/88581> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:1712:54
[INFO] [stdout]      |
[INFO] [stdout] 1712 |                 let root_scale = extra_bits.div_ceil(&n64);
[INFO] [stdout]      |                                                      ^^^^ expected `u64`, found `&u64`
[INFO] [stdout]      |
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]      |
[INFO] [stdout] 1712 -                 let root_scale = extra_bits.div_ceil(&n64);
[INFO] [stdout] 1712 +                 let root_scale = extra_bits.div_ceil(n64);
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_roundings'
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:2128:10
[INFO] [stdout]      |
[INFO] [stdout] 2128 |         .div_ceil(&u64::from(bits))
[INFO] [stdout]      |          ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: see issue #88581 <https://github.com/rust-lang/rust/issues/88581> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:2128:19
[INFO] [stdout]      |
[INFO] [stdout] 2128 |         .div_ceil(&u64::from(bits))
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^ expected `u64`, found `&u64`
[INFO] [stdout]      |
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]      |
[INFO] [stdout] 2128 -         .div_ceil(&u64::from(bits))
[INFO] [stdout] 2128 +         .div_ceil(u64::from(bits))
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_roundings'
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:2156:10
[INFO] [stdout]      |
[INFO] [stdout] 2156 |         .div_ceil(&u64::from(bits))
[INFO] [stdout]      |          ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: see issue #88581 <https://github.com/rust-lang/rust/issues/88581> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.3.1/src/biguint.rs:2156:19
[INFO] [stdout]      |
[INFO] [stdout] 2156 |         .div_ceil(&u64::from(bits))
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^ expected `u64`, found `&u64`
[INFO] [stdout]      |
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]      |
[INFO] [stdout] 2156 -         .div_ceil(&u64::from(bits))
[INFO] [stdout] 2156 +         .div_ceil(u64::from(bits))
[INFO] [stdout]      | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `num-bigint` due to 9 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2f7ee661c9b036f260cd2d8e3909145513284201bd3d7e0a130ce7e936c46e22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f7ee661c9b036f260cd2d8e3909145513284201bd3d7e0a130ce7e936c46e22", kill_on_drop: false }`
[INFO] [stdout] 2f7ee661c9b036f260cd2d8e3909145513284201bd3d7e0a130ce7e936c46e22