[INFO] fetching crate minos 0.9.0-rc.1...
[INFO] checking minos-0.9.0-rc.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate minos 0.9.0-rc.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate minos 0.9.0-rc.1 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 minos 0.9.0-rc.1
[INFO] finished tweaking crates.io crate minos 0.9.0-rc.1
[INFO] tweaked toml for crates.io crate minos 0.9.0-rc.1 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 66 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding parse-display v0.8.2 (latest: v0.9.0)
[INFO] [stderr]       Adding parse-display-derive v0.8.2 (latest: v0.9.0)
[INFO] [stderr]       Adding regex-syntax v0.7.5 (latest: v0.8.3)
[INFO] [stderr]       Adding structmeta v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding structmeta-derive v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[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 parse-display-derive v0.8.2
[INFO] [stderr]   Downloaded getset v0.1.2
[INFO] [stderr]   Downloaded structmeta v0.2.0
[INFO] [stderr]   Downloaded structmeta-derive v0.2.0
[INFO] [stderr]   Downloaded parse-display v0.8.2
[INFO] [stderr]   Downloaded derived v0.4.2
[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] b5bb4f5f1c0203686a09f7f1e0df96b6f3cbe4e5734db6994d45ab0888f73477
[INFO] running `Command { std: "docker" "start" "-a" "b5bb4f5f1c0203686a09f7f1e0df96b6f3cbe4e5734db6994d45ab0888f73477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5bb4f5f1c0203686a09f7f1e0df96b6f3cbe4e5734db6994d45ab0888f73477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5bb4f5f1c0203686a09f7f1e0df96b6f3cbe4e5734db6994d45ab0888f73477", kill_on_drop: false }`
[INFO] [stdout] b5bb4f5f1c0203686a09f7f1e0df96b6f3cbe4e5734db6994d45ab0888f73477
[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] 7dc451f7cf26ddf2cf6acccdcfa60d8fb1e72777b65adee0242d473ffbdf30b5
[INFO] running `Command { std: "docker" "start" "-a" "7dc451f7cf26ddf2cf6acccdcfa60d8fb1e72777b65adee0242d473ffbdf30b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]    Compiling derived v0.4.2
[INFO] [stderr]    Compiling getset v0.1.2
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling structmeta-derive v0.2.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling pest v2.7.9
[INFO] [stderr]    Compiling structmeta v0.2.0
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling parse-display-derive v0.8.2
[INFO] [stderr]    Compiling pest_meta v2.7.9
[INFO] [stderr]    Compiling pest_generator v2.7.9
[INFO] [stderr]    Compiling pest_derive v2.7.9
[INFO] [stderr]     Checking parse-display v0.8.2
[INFO] [stderr]     Checking minos v0.9.0-rc.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.38s
[INFO] running `Command { std: "docker" "inspect" "7dc451f7cf26ddf2cf6acccdcfa60d8fb1e72777b65adee0242d473ffbdf30b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc451f7cf26ddf2cf6acccdcfa60d8fb1e72777b65adee0242d473ffbdf30b5", kill_on_drop: false }`
[INFO] [stdout] 7dc451f7cf26ddf2cf6acccdcfa60d8fb1e72777b65adee0242d473ffbdf30b5