[INFO] fetching crate castep-model-core 0.2.9...
[INFO] checking castep-model-core-0.2.9 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate castep-model-core 0.2.9 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate castep-model-core 0.2.9 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 castep-model-core 0.2.9
[INFO] finished tweaking crates.io crate castep-model-core 0.2.9
[INFO] tweaked toml for crates.io crate castep-model-core 0.2.9 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 60 packages
[INFO] [stderr]       Adding env_logger v0.8.4 (latest: v0.11.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[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 castep-periodic-table v0.2.2
[INFO] [stderr]   Downloaded matrixcompare-core v0.1.0
[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] 9b3fb2e0c1af7cca2883a2a6d4145d2ac139d0319a7cee6253a73e810057c25a
[INFO] running `Command { std: "docker" "start" "-a" "9b3fb2e0c1af7cca2883a2a6d4145d2ac139d0319a7cee6253a73e810057c25a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b3fb2e0c1af7cca2883a2a6d4145d2ac139d0319a7cee6253a73e810057c25a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b3fb2e0c1af7cca2883a2a6d4145d2ac139d0319a7cee6253a73e810057c25a", kill_on_drop: false }`
[INFO] [stdout] 9b3fb2e0c1af7cca2883a2a6d4145d2ac139d0319a7cee6253a73e810057c25a
[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] ed94a0c3b910ef005bf068ce800d25046ce675615e3e26376fa84a298c1b37cc
[INFO] running `Command { std: "docker" "start" "-a" "ed94a0c3b910ef005bf068ce800d25046ce675615e3e26376fa84a298c1b37cc", kill_on_drop: false }`
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking matrixcompare-core v0.1.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking wide v0.7.15
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking simba v0.8.1
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling nalgebra-macros v0.2.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking nalgebra v0.32.5
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking castep-periodic-table v0.2.2
[INFO] [stderr]     Checking castep-model-core v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.83s
[INFO] running `Command { std: "docker" "inspect" "ed94a0c3b910ef005bf068ce800d25046ce675615e3e26376fa84a298c1b37cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed94a0c3b910ef005bf068ce800d25046ce675615e3e26376fa84a298c1b37cc", kill_on_drop: false }`
[INFO] [stdout] ed94a0c3b910ef005bf068ce800d25046ce675615e3e26376fa84a298c1b37cc
[INFO] checking castep-model-core-0.2.9 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate castep-model-core 0.2.9 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate castep-model-core 0.2.9 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate castep-model-core 0.2.9
[INFO] finished tweaking crates.io crate castep-model-core 0.2.9
[INFO] tweaked toml for crates.io crate castep-model-core 0.2.9 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aefb5b87709ee2110f0a223ed8b51f3088a73bb13b48b3cb83a7b68715647a28
[INFO] running `Command { std: "docker" "start" "-a" "aefb5b87709ee2110f0a223ed8b51f3088a73bb13b48b3cb83a7b68715647a28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aefb5b87709ee2110f0a223ed8b51f3088a73bb13b48b3cb83a7b68715647a28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aefb5b87709ee2110f0a223ed8b51f3088a73bb13b48b3cb83a7b68715647a28", kill_on_drop: false }`
[INFO] [stdout] aefb5b87709ee2110f0a223ed8b51f3088a73bb13b48b3cb83a7b68715647a28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76a462e86a732352baa96e43ae975c559cb63b30d413eedbcaf90c0f93fecac7
[INFO] running `Command { std: "docker" "start" "-a" "76a462e86a732352baa96e43ae975c559cb63b30d413eedbcaf90c0f93fecac7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking matrixcompare-core v0.1.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking wide v0.7.15
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking simba v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling nalgebra-macros v0.2.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking nalgebra v0.32.5
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking castep-periodic-table v0.2.2
[INFO] [stderr]     Checking castep-model-core v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.86s
[INFO] running `Command { std: "docker" "inspect" "76a462e86a732352baa96e43ae975c559cb63b30d413eedbcaf90c0f93fecac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76a462e86a732352baa96e43ae975c559cb63b30d413eedbcaf90c0f93fecac7", kill_on_drop: false }`
[INFO] [stdout] 76a462e86a732352baa96e43ae975c559cb63b30d413eedbcaf90c0f93fecac7