[INFO] cloning repository https://github.com/kevinw/eth-rust-workshop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kevinw/eth-rust-workshop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinw%2Feth-rust-workshop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinw%2Feth-rust-workshop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6aec89529bb6b9d132127cf08997320ba798f04
[INFO] checking kevinw/eth-rust-workshop against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinw%2Feth-rust-workshop" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kevinw/eth-rust-workshop on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kevinw/eth-rust-workshop
[INFO] finished tweaking git repo https://github.com/kevinw/eth-rust-workshop
[INFO] tweaked toml for git repo https://github.com/kevinw/eth-rust-workshop written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/kevinw/eth-rust-workshop already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log v0.4.1
[INFO] [stderr]   Downloaded tokio-executor v0.1.2
[INFO] [stderr]   Downloaded tokio-core v0.1.17
[INFO] [stderr]   Downloaded cfg-if v0.1.3
[INFO] [stderr]   Downloaded bitflags v1.0.3
[INFO] [stderr]   Downloaded lazy_static v1.0.0
[INFO] [stderr]   Downloaded scoped-tls v0.1.2
[INFO] [stderr]   Downloaded tempdir v0.3.7
[INFO] [stderr]   Downloaded httparse v1.2.4
[INFO] [stderr]   Downloaded sha1 v0.2.0
[INFO] [stderr]   Downloaded stable_deref_trait v1.0.0
[INFO] [stderr]   Downloaded mime v0.3.7
[INFO] [stderr]   Downloaded rustc-demangle v0.1.8
[INFO] [stderr]   Downloaded want v0.0.4
[INFO] [stderr]   Downloaded backtrace v0.3.8
[INFO] [stderr]   Downloaded error-chain v0.11.0
[INFO] [stderr]   Downloaded base64 v0.9.1
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[INFO] [stderr]   Downloaded ethbloom v0.5.0
[INFO] [stderr]   Downloaded ethabi v5.1.1
[INFO] [stderr]   Downloaded unicase v2.1.0
[INFO] [stderr]   Downloaded tokio-timer v0.1.2
[INFO] [stderr]   Downloaded crunchy v0.1.6
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[INFO] [stderr]   Downloaded mio v0.6.14
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[INFO] [stderr]   Downloaded backtrace-sys v0.1.21
[INFO] [stderr]   Downloaded hyper-tls v0.1.3
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[INFO] [stderr]   Downloaded tokio-fs v0.1.0
[INFO] [stderr]   Downloaded tiny-keccak v1.4.2
[INFO] [stderr]   Downloaded uint v0.2.1
[INFO] [stderr]   Downloaded owning_ref v0.3.3
[INFO] [stderr]   Downloaded proc-macro2 v0.4.3
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[INFO] [stderr]   Downloaded rand v0.3.22
[INFO] [stderr]   Downloaded futures v0.1.21
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[INFO] [stderr]   Downloaded syn v0.14.0
[INFO] [stderr]   Downloaded lazycell v0.6.0
[INFO] [stderr]   Downloaded parking_lot_core v0.2.14
[INFO] [stderr]   Downloaded websocket v0.20.2
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[INFO] [stderr]   Downloaded crossbeam-utils v0.3.2
[INFO] [stderr]   Downloaded version_check v0.1.3
[INFO] [stderr]   Downloaded serde_derive v1.0.62
[INFO] [stderr]   Downloaded remove_dir_all v0.5.1
[INFO] [stderr]   Downloaded rustc-hex v1.0.0
[INFO] [stderr]   Downloaded native-tls v0.1.5
[INFO] [stderr]   Downloaded fixed-hash v0.2.1
[INFO] [stderr]   Downloaded tokio-uds v0.1.7
[INFO] [stderr]   Downloaded slab v0.4.0
[INFO] [stderr]   Downloaded bytes v0.4.8
[INFO] [stderr]   Downloaded serde v1.0.62
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[INFO] [stderr]   Downloaded hyper v0.11.27
[INFO] [stderr]   Downloaded smallvec v0.6.1
[INFO] [stderr]   Downloaded itoa v0.4.1
[INFO] [stderr]   Downloaded serde_json v1.0.18
[INFO] [stderr]   Downloaded pkg-config v0.3.11
[INFO] [stderr]   Downloaded redox_syscall v0.1.38
[INFO] [stderr]   Downloaded cc v1.0.15
[INFO] [stderr]   Downloaded tokio-tcp v0.1.0
[INFO] [stderr]   Downloaded byteorder v1.2.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.4.1
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[INFO] [stderr]   Downloaded tokio-udp v0.1.0
[INFO] [stderr]   Downloaded tokio v0.1.6
[INFO] [stderr]   Downloaded quote v0.6.2
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[INFO] [stderr]   Downloaded libc v0.2.41
[INFO] [stderr]   Downloaded net2 v0.2.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d838dbaec6340099ea670856c336fb41bd3ccd24aa1b06989bee4fabd24c10b2
[INFO] running `Command { std: "docker" "start" "-a" "d838dbaec6340099ea670856c336fb41bd3ccd24aa1b06989bee4fabd24c10b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d838dbaec6340099ea670856c336fb41bd3ccd24aa1b06989bee4fabd24c10b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d838dbaec6340099ea670856c336fb41bd3ccd24aa1b06989bee4fabd24c10b2", kill_on_drop: false }`
[INFO] [stdout] d838dbaec6340099ea670856c336fb41bd3ccd24aa1b06989bee4fabd24c10b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d65e35afa456583ec9e60c6d33e047222358538cd089884dc5e39e6cc1ef4a7f
[INFO] running `Command { std: "docker" "start" "-a" "d65e35afa456583ec9e60c6d33e047222358538cd089884dc5e39e6cc1ef4a7f", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "d65e35afa456583ec9e60c6d33e047222358538cd089884dc5e39e6cc1ef4a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d65e35afa456583ec9e60c6d33e047222358538cd089884dc5e39e6cc1ef4a7f", kill_on_drop: false }`
[INFO] [stdout] d65e35afa456583ec9e60c6d33e047222358538cd089884dc5e39e6cc1ef4a7f