[INFO] fetching crate randical 1.6.18033...
[INFO] checking randical-1.6.18033 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate randical 1.6.18033 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate randical 1.6.18033 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 randical 1.6.18033
[INFO] finished tweaking crates.io crate randical 1.6.18033
[INFO] tweaked toml for crates.io crate randical 1.6.18033 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate randical 1.6.18033 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded svix-ksuid v0.6.0
[INFO] [stderr]   Downloaded base-encode v0.3.1
[INFO] [stderr]   Downloaded libc v0.2.123
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] dd03f6dab4c9d5043517f5cd9da1dd17c5ad48a480c9c7de9fffc014e50babc7
[INFO] running `Command { std: "docker" "start" "-a" "dd03f6dab4c9d5043517f5cd9da1dd17c5ad48a480c9c7de9fffc014e50babc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd03f6dab4c9d5043517f5cd9da1dd17c5ad48a480c9c7de9fffc014e50babc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd03f6dab4c9d5043517f5cd9da1dd17c5ad48a480c9c7de9fffc014e50babc7", kill_on_drop: false }`
[INFO] [stdout] dd03f6dab4c9d5043517f5cd9da1dd17c5ad48a480c9c7de9fffc014e50babc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 927aad1a3f9c3c6503e68e8080e574bcbf7964c9af8c8d25f1b926241634a69e
[INFO] running `Command { std: "docker" "start" "-a" "927aad1a3f9c3c6503e68e8080e574bcbf7964c9af8c8d25f1b926241634a69e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]     Checking num_threads v0.1.5
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking base-encode v0.3.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking svix-ksuid v0.6.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking randical v1.6.18033 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.06s
[INFO] running `Command { std: "docker" "inspect" "927aad1a3f9c3c6503e68e8080e574bcbf7964c9af8c8d25f1b926241634a69e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "927aad1a3f9c3c6503e68e8080e574bcbf7964c9af8c8d25f1b926241634a69e", kill_on_drop: false }`
[INFO] [stdout] 927aad1a3f9c3c6503e68e8080e574bcbf7964c9af8c8d25f1b926241634a69e