[INFO] fetching crate conrad-core 0.2.0...
[INFO] checking conrad-core-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate conrad-core 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate conrad-core 0.2.0 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 conrad-core 0.2.0
[INFO] finished tweaking crates.io crate conrad-core 0.2.0
[INFO] tweaked toml for crates.io crate conrad-core 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 80 packages
[INFO] [stderr]       Adding cookie v0.17.0 (latest: v0.18.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scrypt v0.11.0
[INFO] [stderr]   Downloaded pbkdf2 v0.12.2
[INFO] [stderr]   Downloaded cookie v0.17.0
[INFO] [stderr]   Downloaded password-hash v0.5.0
[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] 0df7ef1ae9ee521df783f4f34ddd99ec702149574fe099149d9c21d91ca46e1a
[INFO] running `Command { std: "docker" "start" "-a" "0df7ef1ae9ee521df783f4f34ddd99ec702149574fe099149d9c21d91ca46e1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0df7ef1ae9ee521df783f4f34ddd99ec702149574fe099149d9c21d91ca46e1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0df7ef1ae9ee521df783f4f34ddd99ec702149574fe099149d9c21d91ca46e1a", kill_on_drop: false }`
[INFO] [stdout] 0df7ef1ae9ee521df783f4f34ddd99ec702149574fe099149d9c21d91ca46e1a
[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] bbb6321f7c5fcefd59a76b3ef37e8966a6d6fecc20892f400aaaf7051905ab23
[INFO] running `Command { std: "docker" "start" "-a" "bbb6321f7c5fcefd59a76b3ef37e8966a6d6fecc20892f400aaaf7051905ab23", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]    Compiling cookie v0.17.0
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]     Checking salsa20 v0.10.2
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking scrypt v0.11.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking conrad-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `Command { std: "docker" "inspect" "bbb6321f7c5fcefd59a76b3ef37e8966a6d6fecc20892f400aaaf7051905ab23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbb6321f7c5fcefd59a76b3ef37e8966a6d6fecc20892f400aaaf7051905ab23", kill_on_drop: false }`
[INFO] [stdout] bbb6321f7c5fcefd59a76b3ef37e8966a6d6fecc20892f400aaaf7051905ab23