[INFO] fetching crate ethcontract 0.25.1...
[INFO] checking ethcontract-0.25.1 against master#19dd9535408db0f1ff3d16613619076aef524d19 for pr-115950
[INFO] extracting crate ethcontract 0.25.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ethcontract 0.25.1 on toolchain 19dd9535408db0f1ff3d16613619076aef524d19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ethcontract 0.25.1
[INFO] finished tweaking crates.io crate ethcontract 0.25.1
[INFO] tweaked toml for crates.io crate ethcontract 0.25.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ethcontract-common v0.25.1
[INFO] [stderr]   Downloaded ethcontract-derive v0.25.1
[INFO] [stderr]   Downloaded secp256k1 v0.27.0
[INFO] [stderr]   Downloaded jsonrpc-core v18.0.0
[INFO] [stderr]   Downloaded ethcontract-generate v0.25.1
[INFO] [stderr]   Downloaded web3-async-native-tls v0.4.0
[INFO] [stderr]   Downloaded web3 v0.19.0
[INFO] [stderr]   Downloaded aws-sdk-kms v0.28.0
[INFO] [stderr]   Downloaded secp256k1-sys v0.8.1
[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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16ca101a0996807a6740cca039decac7d14d40bf3ec3a0698ec0b170d5020639
[INFO] running `Command { std: "docker" "start" "-a" "16ca101a0996807a6740cca039decac7d14d40bf3ec3a0698ec0b170d5020639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16ca101a0996807a6740cca039decac7d14d40bf3ec3a0698ec0b170d5020639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ca101a0996807a6740cca039decac7d14d40bf3ec3a0698ec0b170d5020639", kill_on_drop: false }`
[INFO] [stdout] 16ca101a0996807a6740cca039decac7d14d40bf3ec3a0698ec0b170d5020639
[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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+19dd9535408db0f1ff3d16613619076aef524d19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7c337bb5bdcc84dcb87ab53ce3c9c049dc981ac330ae617862bb6b7a4d27dd4
[INFO] running `Command { std: "docker" "start" "-a" "c7c337bb5bdcc84dcb87ab53ce3c9c049dc981ac330ae617862bb6b7a4d27dd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rlp v0.5.2
[INFO] [stderr]    Compiling impl-rlp v0.3.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling aho-corasick v1.1.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling fixed-hash v0.8.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling openssl-sys v0.9.93
[INFO] [stderr]    Compiling libz-sys v1.1.12
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling uint v0.9.5
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling openssl v0.10.57
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling curl-sys v0.4.66+curl-8.3.0
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling keccak v0.1.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling regex-automata v0.3.8
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling secp256k1-sys v0.8.1
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling curl v0.4.44
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling regex v1.9.5
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]    Compiling pin-project v1.1.3
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]     Checking secp256k1 v0.27.0
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]    Compiling url v2.4.1
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking soketto v0.7.1
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking web3-async-native-tls v0.4.0
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking impl-serde v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.107
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking primitive-types v0.12.1
[INFO] [stderr]     Checking ethbloom v0.13.0
[INFO] [stderr]     Checking jsonrpc-core v18.0.0
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking ethereum-types v0.14.1
[INFO] [stderr]     Checking ethabi v18.0.0
[INFO] [stderr]    Compiling web3 v0.19.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.20
[INFO] [stderr]    Compiling ethcontract-common v0.25.1
[INFO] [stderr]    Compiling ethcontract-generate v0.25.1
[INFO] [stderr]    Compiling ethcontract-derive v0.25.1
[INFO] [stderr]     Checking ethcontract v0.25.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.98s
[INFO] running `Command { std: "docker" "inspect" "c7c337bb5bdcc84dcb87ab53ce3c9c049dc981ac330ae617862bb6b7a4d27dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7c337bb5bdcc84dcb87ab53ce3c9c049dc981ac330ae617862bb6b7a4d27dd4", kill_on_drop: false }`
[INFO] [stdout] c7c337bb5bdcc84dcb87ab53ce3c9c049dc981ac330ae617862bb6b7a4d27dd4