[INFO] fetching crate astral-thirdparty 0.0.2...
[INFO] checking astral-thirdparty-0.0.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate astral-thirdparty 0.0.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate astral-thirdparty 0.0.2 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 astral-thirdparty 0.0.2
[INFO] finished tweaking crates.io crate astral-thirdparty 0.0.2
[INFO] tweaked toml for crates.io crate astral-thirdparty 0.0.2 written to /workspace/builds/worker-1-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 32 packages
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[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 astral-thirdparty v0.0.2
[INFO] [stderr]   Downloaded astral-error v0.0.5
[INFO] [stderr]   Downloaded astral-math v0.0.3
[INFO] [stderr]   Downloaded astral-engine v0.0.3
[INFO] [stderr]   Downloaded astral-string v0.0.5
[INFO] [stderr]   Downloaded astral-util v0.0.5
[INFO] [stderr]   Downloaded slog v2.7.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6169c019cc012521c27102f2f2066d9ad0e4dff644ea6d08c4105f3163745d18
[INFO] running `Command { std: "docker" "start" "-a" "6169c019cc012521c27102f2f2066d9ad0e4dff644ea6d08c4105f3163745d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6169c019cc012521c27102f2f2066d9ad0e4dff644ea6d08c4105f3163745d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6169c019cc012521c27102f2f2066d9ad0e4dff644ea6d08c4105f3163745d18", kill_on_drop: false }`
[INFO] [stdout] 6169c019cc012521c27102f2f2066d9ad0e4dff644ea6d08c4105f3163745d18
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ad0bf7169ed2d6507d184d58b33d9c1a87daf4be56b3a9e9aa9dfa6cd9d637d
[INFO] running `Command { std: "docker" "start" "-a" "3ad0bf7169ed2d6507d184d58b33d9c1a87daf4be56b3a9e9aa9dfa6cd9d637d", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking astral-util v0.0.5
[INFO] [stderr]     Checking astral-error v0.0.5
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking astral-math v0.0.3
[INFO] [stderr]     Checking astral-thirdparty v0.0.2
[INFO] [stderr]     Checking astral-thirdparty v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking astral-string v0.0.5
[INFO] [stderr]     Checking astral-engine v0.0.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.95s
[INFO] running `Command { std: "docker" "inspect" "3ad0bf7169ed2d6507d184d58b33d9c1a87daf4be56b3a9e9aa9dfa6cd9d637d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ad0bf7169ed2d6507d184d58b33d9c1a87daf4be56b3a9e9aa9dfa6cd9d637d", kill_on_drop: false }`
[INFO] [stdout] 3ad0bf7169ed2d6507d184d58b33d9c1a87daf4be56b3a9e9aa9dfa6cd9d637d