[INFO] fetching crate eth2_ssz 0.4.0...
[INFO] checking eth2_ssz-0.4.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate eth2_ssz 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate eth2_ssz 0.4.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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-1-tc2/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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 112f2f534113a196ac3140a0d8e07c4498d32b1d61d23d0f858b6528862fd970
[INFO] running `Command { std: "docker" "start" "-a" "112f2f534113a196ac3140a0d8e07c4498d32b1d61d23d0f858b6528862fd970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "112f2f534113a196ac3140a0d8e07c4498d32b1d61d23d0f858b6528862fd970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "112f2f534113a196ac3140a0d8e07c4498d32b1d61d23d0f858b6528862fd970", kill_on_drop: false }`
[INFO] [stdout] 112f2f534113a196ac3140a0d8e07c4498d32b1d61d23d0f858b6528862fd970
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab8675050a21b18653630ea85a192a4034d3577729462ba86aac40d726d0dc47
[INFO] running `Command { std: "docker" "start" "-a" "ab8675050a21b18653630ea85a192a4034d3577729462ba86aac40d726d0dc47", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[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 wyz v0.2.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking static_assertions 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]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking rlp v0.5.1
[INFO] [stderr]     Checking uint v0.9.1
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking bitvec v0.20.4
[INFO] [stderr]    Compiling quote v1.0.10
[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 fixed-hash v0.7.0
[INFO] [stderr]     Checking impl-serde v0.3.2
[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 darling v0.13.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v2.3.1
[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 16.76s
[INFO] running `Command { std: "docker" "inspect" "ab8675050a21b18653630ea85a192a4034d3577729462ba86aac40d726d0dc47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab8675050a21b18653630ea85a192a4034d3577729462ba86aac40d726d0dc47", kill_on_drop: false }`
[INFO] [stdout] ab8675050a21b18653630ea85a192a4034d3577729462ba86aac40d726d0dc47