[INFO] fetching crate epub-builder 0.7.4...
[INFO] checking epub-builder-0.7.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate epub-builder 0.7.4 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate epub-builder 0.7.4 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 epub-builder 0.7.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate epub-builder 0.7.4
[INFO] tweaked toml for crates.io crate epub-builder 0.7.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate epub-builder 0.7.4 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 tempfile v3.7.1
[INFO] [stderr]   Downloaded html-escape v0.2.13
[INFO] [stderr]   Downloaded upon v0.7.1
[INFO] [stderr]   Downloaded aho-corasick v1.0.3
[INFO] [stderr]   Downloaded regex v1.9.3
[INFO] [stderr]   Downloaded regex-automata v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 384a191ff4348e7ec0e64366881036bd4009dbee5b3cfcb27578f7db756c04af
[INFO] running `Command { std: "docker" "start" "-a" "384a191ff4348e7ec0e64366881036bd4009dbee5b3cfcb27578f7db756c04af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "384a191ff4348e7ec0e64366881036bd4009dbee5b3cfcb27578f7db756c04af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "384a191ff4348e7ec0e64366881036bd4009dbee5b3cfcb27578f7db756c04af", kill_on_drop: false }`
[INFO] [stdout] 384a191ff4348e7ec0e64366881036bd4009dbee5b3cfcb27578f7db756c04af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 41d1cf26b41101b265795b277bbda8ddd8c7471600e5e1b9abf13340776b7019
[INFO] running `Command { std: "docker" "start" "-a" "41d1cf26b41101b265795b277bbda8ddd8c7471600e5e1b9abf13340776b7019", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]     Checking deranged v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking unicode-ident v1.0.11
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking aho-corasick v1.0.3
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking utf8-width v0.1.6
[INFO] [stderr]     Checking html-escape v0.2.13
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking time v0.3.25
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking zip v0.6.6
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]     Checking uuid v1.4.1
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking tempfile v3.7.1
[INFO] [stderr]     Checking upon v0.7.1
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking epub-builder v0.7.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.78s
[INFO] running `Command { std: "docker" "inspect" "41d1cf26b41101b265795b277bbda8ddd8c7471600e5e1b9abf13340776b7019", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d1cf26b41101b265795b277bbda8ddd8c7471600e5e1b9abf13340776b7019", kill_on_drop: false }`
[INFO] [stdout] 41d1cf26b41101b265795b277bbda8ddd8c7471600e5e1b9abf13340776b7019