[INFO] fetching crate ethcontract-common 0.25.7...
[INFO] checking ethcontract-common-0.25.7 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate ethcontract-common 0.25.7 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ethcontract-common 0.25.7 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 ethcontract-common 0.25.7
[INFO] finished tweaking crates.io crate ethcontract-common 0.25.7
[INFO] tweaked toml for crates.io crate ethcontract-common 0.25.7 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 116 packages to latest compatible versions
[INFO] [stderr]       Adding convert_case v0.4.0 (latest: v0.6.0)
[INFO] [stderr]       Adding derive_more v0.99.18 (latest: v1.0.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding idna v0.4.0 (latest: v1.0.2)
[INFO] [stderr]       Adding radium v0.7.0 (latest: v1.1.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding wyz v0.5.1 (latest: v0.6.1)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fbb54a756014b30cba7b30134f63e242e74b87785ffb2795ef94343f947ad1b4
[INFO] running `Command { std: "docker" "start" "-a" "fbb54a756014b30cba7b30134f63e242e74b87785ffb2795ef94343f947ad1b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbb54a756014b30cba7b30134f63e242e74b87785ffb2795ef94343f947ad1b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbb54a756014b30cba7b30134f63e242e74b87785ffb2795ef94343f947ad1b4", kill_on_drop: false }`
[INFO] [stdout] fbb54a756014b30cba7b30134f63e242e74b87785ffb2795ef94343f947ad1b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f7039f78a166ffa704176a8cf485086c5dc10ae9f1fa2f14bfaee7edf40a7c01
[INFO] running `Command { std: "docker" "start" "-a" "f7039f78a166ffa704176a8cf485086c5dc10ae9f1fa2f14bfaee7edf40a7c01", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking impl-serde v0.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking rlp v0.5.2
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking primitive-types v0.12.2
[INFO] [stderr]     Checking ethbloom v0.13.0
[INFO] [stderr]     Checking ethereum-types v0.14.1
[INFO] [stderr]     Checking ethabi v18.0.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking jsonrpc-core v18.0.0
[INFO] [stderr]     Checking web3 v0.19.0
[INFO] [stderr]     Checking ethcontract-common v0.25.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.19s
[INFO] running `Command { std: "docker" "inspect" "f7039f78a166ffa704176a8cf485086c5dc10ae9f1fa2f14bfaee7edf40a7c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7039f78a166ffa704176a8cf485086c5dc10ae9f1fa2f14bfaee7edf40a7c01", kill_on_drop: false }`
[INFO] [stdout] f7039f78a166ffa704176a8cf485086c5dc10ae9f1fa2f14bfaee7edf40a7c01