[INFO] cloning repository https://github.com/rosengrenen/aoc_boilerplate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rosengrenen/aoc_boilerplate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frosengrenen%2Faoc_boilerplate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frosengrenen%2Faoc_boilerplate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d38ce0d42f9751e9dcf9d9356d777334517efeca
[INFO] checking rosengrenen/aoc_boilerplate against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frosengrenen%2Faoc_boilerplate" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rosengrenen/aoc_boilerplate 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/rosengrenen/aoc_boilerplate
[INFO] finished tweaking git repo https://github.com/rosengrenen/aoc_boilerplate
[INFO] tweaked toml for git repo https://github.com/rosengrenen/aoc_boilerplate written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rosengrenen/aoc_boilerplate 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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-core v0.3.18
[INFO] [stderr]   Downloaded pkg-config v0.3.23
[INFO] [stderr]   Downloaded os_str_bytes v4.2.0
[INFO] [stderr]   Downloaded futures-task v0.3.18
[INFO] [stderr]   Downloaded futures-sink v0.3.18
[INFO] [stderr]   Downloaded clap_derive v3.0.0-beta.5
[INFO] [stderr]   Downloaded futures-channel v0.3.18
[INFO] [stderr]   Downloaded ryu v1.0.6
[INFO] [stderr]   Downloaded openssl-sys v0.9.71
[INFO] [stderr]   Downloaded serde_json v1.0.72
[INFO] [stderr]   Downloaded clap v3.0.0-beta.5
[INFO] [stderr]   Downloaded libc v0.2.109
[INFO] [stderr]   Downloaded tokio v1.14.0
[INFO] [stderr]   Downloaded futures-util v0.3.18
[INFO] [stderr]   Downloaded hyper v0.14.15
[INFO] [stderr]   Downloaded reqwest v0.11.7
[INFO] [stderr]   Downloaded futures-io v0.3.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7711aa9132898f1a86316f5e55be09e96d850c02f18591a9cebab266f43a5928
[INFO] running `Command { std: "docker" "start" "-a" "7711aa9132898f1a86316f5e55be09e96d850c02f18591a9cebab266f43a5928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7711aa9132898f1a86316f5e55be09e96d850c02f18591a9cebab266f43a5928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7711aa9132898f1a86316f5e55be09e96d850c02f18591a9cebab266f43a5928", kill_on_drop: false }`
[INFO] [stdout] 7711aa9132898f1a86316f5e55be09e96d850c02f18591a9cebab266f43a5928
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0d893ceb1baa5c156cbf7b8d0dfd970bc03b8b3c706bef4a01821e32ea44bb3b
[INFO] running `Command { std: "docker" "start" "-a" "0d893ceb1baa5c156cbf7b8d0dfd970bc03b8b3c706bef4a01821e32ea44bb3b", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling pkg-config v0.3.23
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling openssl-sys v0.9.71
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking futures-sink v0.3.18
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking futures-io v0.3.18
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling encoding_rs v0.8.29
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking os_str_bytes v4.2.0
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.7
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.5
[INFO] [stderr]     Checking aoc_macro v0.0.0 (/opt/rustwide/workdir/aoc_macro)
[INFO] [stderr]     Checking hyper v0.14.15
[INFO] [stderr]     Checking clap v3.0.0-beta.5
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.7
[INFO] [stderr]     Checking aoc_util v0.0.0 (/opt/rustwide/workdir/aoc_util)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.67s
[INFO] running `Command { std: "docker" "inspect" "0d893ceb1baa5c156cbf7b8d0dfd970bc03b8b3c706bef4a01821e32ea44bb3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d893ceb1baa5c156cbf7b8d0dfd970bc03b8b3c706bef4a01821e32ea44bb3b", kill_on_drop: false }`
[INFO] [stdout] 0d893ceb1baa5c156cbf7b8d0dfd970bc03b8b3c706bef4a01821e32ea44bb3b