[INFO] cloning repository https://github.com/favilo/aoc2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/favilo/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffavilo%2Faoc2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffavilo%2Faoc2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69abf33f29c1ff51961cbca78edffb9c86cd3fbe
[INFO] checking favilo/aoc2021 against master#2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 for pr-84385
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffavilo%2Faoc2021" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/favilo/aoc2021 on toolchain 2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/favilo/aoc2021
[INFO] finished tweaking git repo https://github.com/favilo/aoc2021
[INFO] tweaked toml for git repo https://github.com/favilo/aoc2021 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/favilo/aoc2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bench.0.required_features
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-flame v0.1.0
[INFO] [stderr]   Downloaded symbolic-common v8.5.0
[INFO] [stderr]   Downloaded rgb v0.8.29
[INFO] [stderr]   Downloaded pprof v0.6.1
[INFO] [stderr]   Downloaded symbolic-demangle v8.5.0
[INFO] [stderr]   Downloaded inferno v0.10.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed46847089bc4060ac6eb1dd7468470d1fc9f6b257c433cf6167eca80385f1b9
[INFO] running `Command { std: "docker" "start" "-a" "ed46847089bc4060ac6eb1dd7468470d1fc9f6b257c433cf6167eca80385f1b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed46847089bc4060ac6eb1dd7468470d1fc9f6b257c433cf6167eca80385f1b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed46847089bc4060ac6eb1dd7468470d1fc9f6b257c433cf6167eca80385f1b9", kill_on_drop: false }`
[INFO] [stdout] ed46847089bc4060ac6eb1dd7468470d1fc9f6b257c433cf6167eca80385f1b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecdb05f618ee3a3f2b2a663f9c2b9603c4301f3a8102b84e1c524a25a7ed5c6f
[INFO] running `Command { std: "docker" "start" "-a" "ecdb05f618ee3a3f2b2a663f9c2b9603c4301f3a8102b84e1c524a25a7ed5c6f", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: bench.0.required_features
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking futures-io v0.3.18
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.18
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking debugid v0.7.2
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling symbolic-demangle v8.5.0
[INFO] [stderr]     Checking fixedbitset v0.4.0
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking rgb v0.8.29
[INFO] [stderr]     Checking symbolic-common v8.5.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tracing-subscriber v0.3.3
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking quick-xml v0.22.0
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling pprof v0.6.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking inferno v0.10.8
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking nix v0.23.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking h2 v0.3.9
[INFO] [stderr]     Checking tracing-flame v0.1.0
[INFO] [stderr]     Checking hyper v0.14.16
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.7
[INFO] [stderr]     Checking aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.91s
[INFO] running `Command { std: "docker" "inspect" "ecdb05f618ee3a3f2b2a663f9c2b9603c4301f3a8102b84e1c524a25a7ed5c6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecdb05f618ee3a3f2b2a663f9c2b9603c4301f3a8102b84e1c524a25a7ed5c6f", kill_on_drop: false }`
[INFO] [stdout] ecdb05f618ee3a3f2b2a663f9c2b9603c4301f3a8102b84e1c524a25a7ed5c6f