[INFO] fetching crate fastcdc-alt 0.2.2...
[INFO] checking fastcdc-alt-0.2.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate fastcdc-alt 0.2.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate fastcdc-alt 0.2.2 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 fastcdc-alt 0.2.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate fastcdc-alt 0.2.2
[INFO] tweaked toml for crates.io crate fastcdc-alt 0.2.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate fastcdc-alt 0.2.2 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded md-5 v0.10.5
[INFO] [stderr]   Downloaded futures-test v0.3.28
[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] b877cc96812b4be6594916f506984d63c57bc5ee6a9aa4bc366a26092afa3e3a
[INFO] running `Command { std: "docker" "start" "-a" "b877cc96812b4be6594916f506984d63c57bc5ee6a9aa4bc366a26092afa3e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b877cc96812b4be6594916f506984d63c57bc5ee6a9aa4bc366a26092afa3e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b877cc96812b4be6594916f506984d63c57bc5ee6a9aa4bc366a26092afa3e3a", kill_on_drop: false }`
[INFO] [stdout] b877cc96812b4be6594916f506984d63c57bc5ee6a9aa4bc366a26092afa3e3a
[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] 93f163c5e546c30114d14a6ffc48637b4070ebbebb107e77f7e6b73cda1d8cc3
[INFO] running `Command { std: "docker" "start" "-a" "93f163c5e546c30114d14a6ffc48637b4070ebbebb107e77f7e6b73cda1d8cc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking pin-project-lite v0.2.12
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking fastcdc-alt v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking clap_builder v4.3.21
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking md-5 v0.10.5
[INFO] [stderr]     Checking aes v0.8.3
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking clap v4.3.21
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]     Checking tokio v1.31.0
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking futures-test v0.3.28
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.06s
[INFO] running `Command { std: "docker" "inspect" "93f163c5e546c30114d14a6ffc48637b4070ebbebb107e77f7e6b73cda1d8cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f163c5e546c30114d14a6ffc48637b4070ebbebb107e77f7e6b73cda1d8cc3", kill_on_drop: false }`
[INFO] [stdout] 93f163c5e546c30114d14a6ffc48637b4070ebbebb107e77f7e6b73cda1d8cc3