[INFO] fetching crate jsona-schema 0.3.0...
[INFO] checking jsona-schema-0.3.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate jsona-schema 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate jsona-schema 0.3.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jsona-schema 0.3.0
[INFO] finished tweaking crates.io crate jsona-schema 0.3.0
[INFO] tweaked toml for crates.io crate jsona-schema 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate jsona-schema 0.3.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jsona v0.6.0
[INFO] [stderr]   Downloaded rowan v0.15.8
[INFO] [stderr]   Downloaded arc-swap v1.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e5e8bdea1147dde2107602a01c956425c77a20eaafe995563f39b49b068c9a2
[INFO] running `Command { std: "docker" "start" "-a" "7e5e8bdea1147dde2107602a01c956425c77a20eaafe995563f39b49b068c9a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e5e8bdea1147dde2107602a01c956425c77a20eaafe995563f39b49b068c9a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e5e8bdea1147dde2107602a01c956425c77a20eaafe995563f39b49b068c9a2", kill_on_drop: false }`
[INFO] [stdout] 7e5e8bdea1147dde2107602a01c956425c77a20eaafe995563f39b49b068c9a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da2bda1201a9f4d58f9ca75a79b74d48fdf7d245f639de9e81cfa2769744448a
[INFO] running `Command { std: "docker" "start" "-a" "da2bda1201a9f4d58f9ca75a79b74d48fdf7d245f639de9e81cfa2769744448a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking countme v3.0.1
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking arc-swap v1.5.1
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking rowan v0.15.8
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking fancy-regex v0.10.0
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.34
[INFO] [stderr]     Checking thiserror v1.0.34
[INFO] [stderr]     Checking logos v0.12.1
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking jsona v0.6.0
[INFO] [stderr]     Checking jsona-schema v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.22s
[INFO] running `Command { std: "docker" "inspect" "da2bda1201a9f4d58f9ca75a79b74d48fdf7d245f639de9e81cfa2769744448a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da2bda1201a9f4d58f9ca75a79b74d48fdf7d245f639de9e81cfa2769744448a", kill_on_drop: false }`
[INFO] [stdout] da2bda1201a9f4d58f9ca75a79b74d48fdf7d245f639de9e81cfa2769744448a