[INFO] fetching crate ethers-core 0.5.6...
[INFO] checking ethers-core-0.5.6 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate ethers-core 0.5.6 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ethers-core 0.5.6 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ethers-core 0.5.6
[INFO] finished tweaking crates.io crate ethers-core 0.5.6
[INFO] tweaked toml for crates.io crate ethers-core 0.5.6 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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] a8b9890d7b9f1c3a85d27e3a887666463252472f7e72cea836738236da131a40
[INFO] running `Command { std: "docker" "start" "-a" "a8b9890d7b9f1c3a85d27e3a887666463252472f7e72cea836738236da131a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8b9890d7b9f1c3a85d27e3a887666463252472f7e72cea836738236da131a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8b9890d7b9f1c3a85d27e3a887666463252472f7e72cea836738236da131a40", kill_on_drop: false }`
[INFO] [stdout] a8b9890d7b9f1c3a85d27e3a887666463252472f7e72cea836738236da131a40
[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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d4e3cea22615b4ff28010c19320da72311e598fca07eef9708cf1b2f2126bd0
[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" "5d4e3cea22615b4ff28010c19320da72311e598fca07eef9708cf1b2f2126bd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking zeroize v1.4.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking der v0.4.4
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking uint v0.9.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking ff v0.10.1
[INFO] [stderr]     Checking crypto-bigint v0.2.11
[INFO] [stderr]     Checking signature v1.3.2
[INFO] [stderr]     Checking group v0.10.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking elliptic-curve v0.10.6
[INFO] [stderr]     Checking ecdsa v0.12.4
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]     Checking k256 v0.9.6
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling futures-macro v0.3.18
[INFO] [stderr]    Compiling rlp-derive v0.1.0
[INFO] [stderr]     Checking futures-util v0.3.18
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v2.3.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking parity-scale-codec v2.3.1
[INFO] [stderr]     Checking impl-serde v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.72
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rlp v0.5.1
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking impl-codec v0.5.1
[INFO] [stderr]     Checking ethbloom v0.11.1
[INFO] [stderr]     Checking primitive-types v0.10.1
[INFO] [stderr]     Checking ethereum-types v0.12.1
[INFO] [stderr]     Checking ethabi v15.0.0
[INFO] [stderr]     Checking ethers-core v0.5.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "5d4e3cea22615b4ff28010c19320da72311e598fca07eef9708cf1b2f2126bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d4e3cea22615b4ff28010c19320da72311e598fca07eef9708cf1b2f2126bd0", kill_on_drop: false }`
[INFO] [stdout] 5d4e3cea22615b4ff28010c19320da72311e598fca07eef9708cf1b2f2126bd0