[INFO] cloning repository https://github.com/spectrecoder/rust-edu-chain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spectrecoder/rust-edu-chain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspectrecoder%2Frust-edu-chain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspectrecoder%2Frust-edu-chain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2fd007fa6a9a4e721e0de9fe691aa7d84b1dbf39
[INFO] checking spectrecoder/rust-edu-chain against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspectrecoder%2Frust-edu-chain" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  85% (420/490)
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Updating files: 100% (490/490), done.
[INFO] validating manifest of git repo https://github.com/spectrecoder/rust-edu-chain on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/spectrecoder/rust-edu-chain
[INFO] finished tweaking git repo https://github.com/spectrecoder/rust-edu-chain
[INFO] tweaked toml for git repo https://github.com/spectrecoder/rust-edu-chain written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/spectrecoder/rust-edu-chain 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1365cfb600465ff6d0327391b8a71839b6fc74913da7a7de16fb9fb8bcdb4a01
[INFO] running `Command { std: "docker" "start" "-a" "1365cfb600465ff6d0327391b8a71839b6fc74913da7a7de16fb9fb8bcdb4a01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1365cfb600465ff6d0327391b8a71839b6fc74913da7a7de16fb9fb8bcdb4a01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1365cfb600465ff6d0327391b8a71839b6fc74913da7a7de16fb9fb8bcdb4a01", kill_on_drop: false }`
[INFO] [stdout] 1365cfb600465ff6d0327391b8a71839b6fc74913da7a7de16fb9fb8bcdb4a01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2498b4dedbad958b1071d14479316b6c809747ae1942eb0f663886cd6ce61da
[INFO] running `Command { std: "docker" "start" "-a" "a2498b4dedbad958b1071d14479316b6c809747ae1942eb0f663886cd6ce61da", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking sha256 v1.5.0
[INFO] [stderr]     Checking rust_chain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.29s
[INFO] running `Command { std: "docker" "inspect" "a2498b4dedbad958b1071d14479316b6c809747ae1942eb0f663886cd6ce61da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2498b4dedbad958b1071d14479316b6c809747ae1942eb0f663886cd6ce61da", kill_on_drop: false }`
[INFO] [stdout] a2498b4dedbad958b1071d14479316b6c809747ae1942eb0f663886cd6ce61da