[INFO] fetching crate gst-plugin-tracers 0.11.2...
[INFO] checking gst-plugin-tracers-0.11.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate gst-plugin-tracers 0.11.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate gst-plugin-tracers 0.11.2 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 gst-plugin-tracers 0.11.2
[INFO] finished tweaking crates.io crate gst-plugin-tracers 0.11.2
[INFO] tweaked toml for crates.io crate gst-plugin-tracers 0.11.2 written to /workspace/builds/worker-0-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 98 packages
[INFO] [stderr]       Adding gio-sys v0.18.1 (latest: v0.19.0)
[INFO] [stderr]       Adding glib v0.18.5 (latest: v0.19.3)
[INFO] [stderr]       Adding glib-macros v0.18.5 (latest: v0.19.3)
[INFO] [stderr]       Adding glib-sys v0.18.1 (latest: v0.19.0)
[INFO] [stderr]       Adding gobject-sys v0.18.0 (latest: v0.19.0)
[INFO] [stderr]       Adding gstreamer v0.21.3 (latest: v0.22.3)
[INFO] [stderr]       Adding gstreamer-sys v0.21.2 (latest: v0.22.2)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding proc-macro-crate v2.0.0 (latest: v3.1.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding toml_edit v0.20.7 (latest: v0.22.9)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[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 muldiv v1.0.1
[INFO] [stderr]   Downloaded option-operations v0.5.0
[INFO] [stderr]   Downloaded pretty-hex v0.4.1
[INFO] [stderr]   Downloaded gst-plugin-version-helper v0.8.2
[INFO] [stderr]   Downloaded proc-macro-crate v2.0.0
[INFO] [stderr]   Downloaded gstreamer-sys v0.21.2
[INFO] [stderr]   Downloaded gstreamer v0.21.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 725b8f2c376ee963640f81c82b477c1d4970dab49ef23d8b7f3e9a7e1d41fb23
[INFO] running `Command { std: "docker" "start" "-a" "725b8f2c376ee963640f81c82b477c1d4970dab49ef23d8b7f3e9a7e1d41fb23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "725b8f2c376ee963640f81c82b477c1d4970dab49ef23d8b7f3e9a7e1d41fb23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "725b8f2c376ee963640f81c82b477c1d4970dab49ef23d8b7f3e9a7e1d41fb23", kill_on_drop: false }`
[INFO] [stdout] 725b8f2c376ee963640f81c82b477c1d4970dab49ef23d8b7f3e9a7e1d41fb23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6e7f0e05956154f5e73a6d4f642dce4aa79dd39c8cd04f69a5cf4bb4e5c64f85
[INFO] running `Command { std: "docker" "start" "-a" "6e7f0e05956154f5e73a6d4f642dce4aa79dd39c8cd04f69a5cf4bb4e5c64f85", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling winnow v0.6.5
[INFO] [stderr]    Compiling target-lexicon v0.12.14
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling version-compare v0.2.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking option-operations v0.5.0
[INFO] [stderr]     Checking muldiv v1.0.1
[INFO] [stderr]     Checking pretty-hex v0.4.1
[INFO] [stderr]    Compiling cfg-expr v0.15.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling chrono v0.4.37
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling serde_spanned v0.6.5
[INFO] [stderr]    Compiling toml_edit v0.22.9
[INFO] [stderr]    Compiling toml_edit v0.20.7
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling proc-macro-crate v2.0.0
[INFO] [stderr]    Compiling toml v0.8.12
[INFO] [stderr]    Compiling gst-plugin-version-helper v0.8.2
[INFO] [stderr]    Compiling glib-macros v0.18.5
[INFO] [stderr]    Compiling gst-plugin-tracers v0.11.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling system-deps v6.2.2
[INFO] [stderr]    Compiling glib-sys v0.18.1
[INFO] [stderr]    Compiling gobject-sys v0.18.0
[INFO] [stderr]    Compiling gio-sys v0.18.1
[INFO] [stderr]    Compiling gstreamer-sys v0.21.2
[INFO] [stderr]     Checking glib v0.18.5
[INFO] [stderr]     Checking gstreamer v0.21.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.50s
[INFO] running `Command { std: "docker" "inspect" "6e7f0e05956154f5e73a6d4f642dce4aa79dd39c8cd04f69a5cf4bb4e5c64f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e7f0e05956154f5e73a6d4f642dce4aa79dd39c8cd04f69a5cf4bb4e5c64f85", kill_on_drop: false }`
[INFO] [stdout] 6e7f0e05956154f5e73a6d4f642dce4aa79dd39c8cd04f69a5cf4bb4e5c64f85