[INFO] cloning repository https://github.com/cGuille/guessing_game_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cGuille/guessing_game_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcGuille%2Fguessing_game_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcGuille%2Fguessing_game_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffaed5f9eb7d1de0339d6d5540973c451dad6c36
[INFO] checking cGuille/guessing_game_server against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcGuille%2Fguessing_game_server" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cGuille/guessing_game_server 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 git repo https://github.com/cGuille/guessing_game_server
[INFO] finished tweaking git repo https://github.com/cGuille/guessing_game_server
[INFO] tweaked toml for git repo https://github.com/cGuille/guessing_game_server written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cGuille/guessing_game_server 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 git repository `https://github.com/cGuille/sluggen.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.6.3
[INFO] [stderr]   Downloaded rand_os v0.1.0
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7293ec7551dee402440c44ebc82b36fd0fb305d741a7fe2d9dc0eca3720d86a1
[INFO] running `Command { std: "docker" "start" "-a" "7293ec7551dee402440c44ebc82b36fd0fb305d741a7fe2d9dc0eca3720d86a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7293ec7551dee402440c44ebc82b36fd0fb305d741a7fe2d9dc0eca3720d86a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7293ec7551dee402440c44ebc82b36fd0fb305d741a7fe2d9dc0eca3720d86a1", kill_on_drop: false }`
[INFO] [stdout] 7293ec7551dee402440c44ebc82b36fd0fb305d741a7fe2d9dc0eca3720d86a1
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d6d00c02ce2d2a7c596539fc511233bec88c4c44153f8d5e6af4158d862c2a5
[INFO] running `Command { std: "docker" "start" "-a" "1d6d00c02ce2d2a7c596539fc511233bec88c4c44153f8d5e6af4158d862c2a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.3
[INFO] [stderr]     Checking rand_os v0.1.0
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking sluggen v0.1.0 (https://github.com/cGuille/sluggen.git#0238cde9)
[INFO] [stderr]     Checking guessing_game_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "1d6d00c02ce2d2a7c596539fc511233bec88c4c44153f8d5e6af4158d862c2a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d6d00c02ce2d2a7c596539fc511233bec88c4c44153f8d5e6af4158d862c2a5", kill_on_drop: false }`
[INFO] [stdout] 1d6d00c02ce2d2a7c596539fc511233bec88c4c44153f8d5e6af4158d862c2a5