[INFO] cloning repository https://github.com/swlody/aoc21
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swlody/aoc21" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswlody%2Faoc21", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswlody%2Faoc21'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24a915d6661b050abe4a509dc0b35302da445ddc
[INFO] checking swlody/aoc21 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswlody%2Faoc21" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/swlody/aoc21 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 git repo https://github.com/swlody/aoc21
[INFO] finished tweaking git repo https://github.com/swlody/aoc21
[INFO] tweaked toml for git repo https://github.com/swlody/aoc21 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/swlody/aoc21 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 git repository `https://github.com/swlody/aoc`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded minreq v2.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4d15c9d9549af2a74896660ea326279815fc9e06fe4ba91e7278ad7671447b25
[INFO] running `Command { std: "docker" "start" "-a" "4d15c9d9549af2a74896660ea326279815fc9e06fe4ba91e7278ad7671447b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d15c9d9549af2a74896660ea326279815fc9e06fe4ba91e7278ad7671447b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d15c9d9549af2a74896660ea326279815fc9e06fe4ba91e7278ad7671447b25", kill_on_drop: false }`
[INFO] [stdout] 4d15c9d9549af2a74896660ea326279815fc9e06fe4ba91e7278ad7671447b25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bb26d8b878b2129606fbc9a0424caefe55fe5de9f1af8ac0c81c518857045664
[INFO] running `Command { std: "docker" "start" "-a" "bb26d8b878b2129606fbc9a0424caefe55fe5de9f1af8ac0c81c518857045664", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.131
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking ryu v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.131
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling minreq v2.4.2
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking os_str_bytes v4.2.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking clap v3.0.0-beta.5
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking aoc-main v0.3.0 (https://github.com/swlody/aoc?branch=main#888d0fee)
[INFO] [stderr]     Checking advent-of-code-2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.33s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "bb26d8b878b2129606fbc9a0424caefe55fe5de9f1af8ac0c81c518857045664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb26d8b878b2129606fbc9a0424caefe55fe5de9f1af8ac0c81c518857045664", kill_on_drop: false }`
[INFO] [stdout] bb26d8b878b2129606fbc9a0424caefe55fe5de9f1af8ac0c81c518857045664
[INFO] checking swlody/aoc21 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswlody%2Faoc21" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/swlody/aoc21 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/swlody/aoc21
[INFO] finished tweaking git repo https://github.com/swlody/aoc21
[INFO] tweaked toml for git repo https://github.com/swlody/aoc21 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/swlody/aoc21 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62b9865ed63418369d74676ac39401f35fa90269b1b91fec548e8270c69ccdac
[INFO] running `Command { std: "docker" "start" "-a" "62b9865ed63418369d74676ac39401f35fa90269b1b91fec548e8270c69ccdac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62b9865ed63418369d74676ac39401f35fa90269b1b91fec548e8270c69ccdac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62b9865ed63418369d74676ac39401f35fa90269b1b91fec548e8270c69ccdac", kill_on_drop: false }`
[INFO] [stdout] 62b9865ed63418369d74676ac39401f35fa90269b1b91fec548e8270c69ccdac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bf21af6839a50c2b5c3cae5f5a455f0e68a1c5b36b2ad91817941119e800e53
[INFO] running `Command { std: "docker" "start" "-a" "3bf21af6839a50c2b5c3cae5f5a455f0e68a1c5b36b2ad91817941119e800e53", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.131
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]     Checking ryu v1.0.7
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.131
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling minreq v2.4.2
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking os_str_bytes v4.2.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking clap v3.0.0-beta.5
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking aoc-main v0.3.0 (https://github.com/swlody/aoc?branch=main#888d0fee)
[INFO] [stderr]     Checking advent-of-code-2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.14s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "3bf21af6839a50c2b5c3cae5f5a455f0e68a1c5b36b2ad91817941119e800e53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bf21af6839a50c2b5c3cae5f5a455f0e68a1c5b36b2ad91817941119e800e53", kill_on_drop: false }`
[INFO] [stdout] 3bf21af6839a50c2b5c3cae5f5a455f0e68a1c5b36b2ad91817941119e800e53