[INFO] cloning repository https://github.com/hayatoito/icfp2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hayatoito/icfp2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhayatoito%2Ficfp2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhayatoito%2Ficfp2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8ddacd78e61a1583bd27d3373beb98f842eb39c
[INFO] checking hayatoito/icfp2023 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhayatoito%2Ficfp2023" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hayatoito/icfp2023 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/hayatoito/icfp2023
[INFO] finished tweaking git repo https://github.com/hayatoito/icfp2023
[INFO] tweaked toml for git repo https://github.com/hayatoito/icfp2023 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hayatoito/icfp2023 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fd-lock v4.0.0
[INFO] [stderr]   Downloaded indicatif v0.17.5
[INFO] [stderr]   Downloaded ordered-float v3.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 8dbf4fc4f8a20584ae8666db86c31fbf6c9ea07da0ec30458cb8e5da184af6ec
[INFO] running `Command { std: "docker" "start" "-a" "8dbf4fc4f8a20584ae8666db86c31fbf6c9ea07da0ec30458cb8e5da184af6ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dbf4fc4f8a20584ae8666db86c31fbf6c9ea07da0ec30458cb8e5da184af6ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dbf4fc4f8a20584ae8666db86c31fbf6c9ea07da0ec30458cb8e5da184af6ec", kill_on_drop: false }`
[INFO] [stdout] 8dbf4fc4f8a20584ae8666db86c31fbf6c9ea07da0ec30458cb8e5da184af6ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f3a84686b685ea2bf8147fc5f2bbb6857ac7aa921577954e43ba750a3c60989d
[INFO] running `Command { std: "docker" "start" "-a" "f3a84686b685ea2bf8147fc5f2bbb6857ac7aa921577954e43ba750a3c60989d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling rustix v0.37.20
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling portable-atomic v1.3.3
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling serde_json v1.0.99
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking fd-lock v4.0.0
[INFO] [stderr]     Checking svg v0.13.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking indicatif v0.17.5
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking clap_builder v4.3.8
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling serde_derive v1.0.164
[INFO] [stderr]    Compiling clap_derive v4.3.2
[INFO] [stderr]     Checking clap v4.3.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ordered-float v3.7.0
[INFO] [stderr]     Checking icfp2023 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `StdRng` is imported redundantly
[INFO] [stdout]  --> src/solver_sa.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::rngs::StdRng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 2 |
[INFO] [stdout] 3 | use crate::prelude::*;
[INFO] [stdout]   |     ----------------- the item `StdRng` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Rng` is imported redundantly
[INFO] [stdout]  --> src/solver_sa.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::prelude::*;
[INFO] [stdout]   |     ----------------- the item `Rng` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 9 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `StdRng` is imported redundantly
[INFO] [stdout]  --> src/solver_sa.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::rngs::StdRng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 2 |
[INFO] [stdout] 3 | use crate::prelude::*;
[INFO] [stdout]   |     ----------------- the item `StdRng` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Rng` is imported redundantly
[INFO] [stdout]  --> src/solver_sa.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::prelude::*;
[INFO] [stdout]   |     ----------------- the item `Rng` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 9 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.87s
[INFO] running `Command { std: "docker" "inspect" "f3a84686b685ea2bf8147fc5f2bbb6857ac7aa921577954e43ba750a3c60989d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a84686b685ea2bf8147fc5f2bbb6857ac7aa921577954e43ba750a3c60989d", kill_on_drop: false }`
[INFO] [stdout] f3a84686b685ea2bf8147fc5f2bbb6857ac7aa921577954e43ba750a3c60989d