[INFO] fetching crate dora-message 0.3.0...
[INFO] checking dora-message-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate dora-message 0.3.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate dora-message 0.3.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dora-message 0.3.0
[INFO] finished tweaking crates.io crate dora-message 0.3.0
[INFO] tweaked toml for crates.io crate dora-message 0.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages
[INFO] [stderr]       Adding arrow-buffer v48.0.1 (latest: v51.0.0)
[INFO] [stderr]       Adding arrow-data v48.0.1 (latest: v51.0.0)
[INFO] [stderr]       Adding arrow-schema v48.0.1 (latest: v51.0.0)
[INFO] [stderr]       Adding uhlc v0.5.2 (latest: v0.7.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uhlc v0.5.2
[INFO] [stderr]   Downloaded eyre v0.6.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f87ca74ec041634f1070dd3e1c6ae62f3f0f2651576090511d07359eb5c4d11d
[INFO] running `Command { std: "docker" "start" "-a" "f87ca74ec041634f1070dd3e1c6ae62f3f0f2651576090511d07359eb5c4d11d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f87ca74ec041634f1070dd3e1c6ae62f3f0f2651576090511d07359eb5c4d11d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f87ca74ec041634f1070dd3e1c6ae62f3f0f2651576090511d07359eb5c4d11d", kill_on_drop: false }`
[INFO] [stdout] f87ca74ec041634f1070dd3e1c6ae62f3f0f2651576090511d07359eb5c4d11d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e882ddcb5b78fbfe89e7c0c0cac3e74f62471c87e63939c1e029b83d01e5b14e
[INFO] running `Command { std: "docker" "start" "-a" "e882ddcb5b78fbfe89e7c0c0cac3e74f62471c87e63939c1e029b83d01e5b14e", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking arrow-buffer v48.0.1
[INFO] [stderr]     Checking arrow-schema v48.0.1
[INFO] [stderr]     Checking uhlc v0.5.2
[INFO] [stderr]     Checking arrow-data v48.0.1
[INFO] [stderr]     Checking dora-message v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.84s
[INFO] running `Command { std: "docker" "inspect" "e882ddcb5b78fbfe89e7c0c0cac3e74f62471c87e63939c1e029b83d01e5b14e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e882ddcb5b78fbfe89e7c0c0cac3e74f62471c87e63939c1e029b83d01e5b14e", kill_on_drop: false }`
[INFO] [stdout] e882ddcb5b78fbfe89e7c0c0cac3e74f62471c87e63939c1e029b83d01e5b14e