[INFO] fetching crate eth2_ssz 0.4.0...
[INFO] checking eth2_ssz-0.4.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate eth2_ssz 0.4.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate eth2_ssz 0.4.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eth2_ssz 0.4.0
[INFO] finished tweaking crates.io crate eth2_ssz 0.4.0
[INFO] tweaked toml for crates.io crate eth2_ssz 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate eth2_ssz 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded impl-serde v0.3.2
[INFO] [stderr]   Downloaded smallvec v1.7.0
[INFO] [stderr]   Downloaded arbitrary v1.0.3
[INFO] [stderr]   Downloaded darling_macro v0.13.0
[INFO] [stderr]   Downloaded eth2_ssz_derive v0.3.0
[INFO] [stderr]   Downloaded byte-slice-cast v1.2.0
[INFO] [stderr]   Downloaded impl-codec v0.5.1
[INFO] [stderr]   Downloaded rlp v0.5.1
[INFO] [stderr]   Downloaded ethbloom v0.11.1
[INFO] [stderr]   Downloaded fixed-hash v0.7.0
[INFO] [stderr]   Downloaded funty v1.1.0
[INFO] [stderr]   Downloaded parity-scale-codec-derive v2.3.1
[INFO] [stderr]   Downloaded darling v0.13.0
[INFO] [stderr]   Downloaded arbitrary v0.4.7
[INFO] [stderr]   Downloaded darling_core v0.13.0
[INFO] [stderr]   Downloaded parity-scale-codec v2.3.1
[INFO] [stderr]   Downloaded rand v0.8.4
[INFO] [stderr]   Downloaded arrayvec v0.7.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.32
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.15
[INFO] [stderr]   Downloaded quote v1.0.10
[INFO] [stderr]   Downloaded radium v0.6.2
[INFO] [stderr]   Downloaded impl-trait-for-tuples v0.2.1
[INFO] [stderr]   Downloaded bitvec v0.20.4
[INFO] [stderr]   Downloaded syn v1.0.81
[INFO] [stderr]   Downloaded wyz v0.2.0
[INFO] [stderr]   Downloaded proc-macro-crate v1.1.0
[INFO] [stderr]   Downloaded serde v1.0.130
[INFO] [stderr]   Downloaded primitive-types v0.10.1
[INFO] [stderr]   Downloaded ethereum-types v0.12.1
[INFO] [stderr]   Downloaded libc v0.2.108
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4daa6b29532a8c87b9c93bf08a63a26aff5be3796c3124c0ebf1ce5424158f92
[INFO] running `Command { std: "docker" "start" "-a" "4daa6b29532a8c87b9c93bf08a63a26aff5be3796c3124c0ebf1ce5424158f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4daa6b29532a8c87b9c93bf08a63a26aff5be3796c3124c0ebf1ce5424158f92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4daa6b29532a8c87b9c93bf08a63a26aff5be3796c3124c0ebf1ce5424158f92", kill_on_drop: false }`
[INFO] [stdout] 4daa6b29532a8c87b9c93bf08a63a26aff5be3796c3124c0ebf1ce5424158f92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3acdad3b09f950472e846a77996f05a3ac168247acd4325795365a2586b7feb
[INFO] running `Command { std: "docker" "start" "-a" "b3acdad3b09f950472e846a77996f05a3ac168247acd4325795365a2586b7feb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking byte-slice-cast v1.2.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking uint v0.9.1
[INFO] [stderr]     Checking bitvec v0.20.4
[INFO] [stderr]     Checking rlp v0.5.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking impl-rlp v0.3.0
[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 rand v0.8.4
[INFO] [stderr]     Checking impl-serde v0.3.2
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]     Checking ethbloom v0.11.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling darling_macro v0.13.0
[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]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling eth2_ssz_derive v0.3.0
[INFO] [stderr]     Checking parity-scale-codec v2.3.1
[INFO] [stderr]     Checking impl-codec v0.5.1
[INFO] [stderr]     Checking primitive-types v0.10.1
[INFO] [stderr]     Checking ethereum-types v0.12.1
[INFO] [stderr]     Checking eth2_ssz v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.96s
[INFO] running `Command { std: "docker" "inspect" "b3acdad3b09f950472e846a77996f05a3ac168247acd4325795365a2586b7feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3acdad3b09f950472e846a77996f05a3ac168247acd4325795365a2586b7feb", kill_on_drop: false }`
[INFO] [stdout] b3acdad3b09f950472e846a77996f05a3ac168247acd4325795365a2586b7feb