[INFO] cloning repository https://github.com/ktsimpso/adventofcode2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ktsimpso/adventofcode2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktsimpso%2Fadventofcode2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktsimpso%2Fadventofcode2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 499b4c4a6aae68c681177d0c61971ff236645e5d
[INFO] checking ktsimpso/adventofcode2023 against try#3a4cb0edb4040379c037e06efeb5409e44be7b77 for pr-146377
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktsimpso%2Fadventofcode2023" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/ktsimpso/adventofcode2023
[INFO] finished tweaking git repo https://github.com/ktsimpso/adventofcode2023
[INFO] tweaked toml for git repo https://github.com/ktsimpso/adventofcode2023 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ktsimpso/adventofcode2023 on toolchain 3a4cb0edb4040379c037e06efeb5409e44be7b77
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ktsimpso/adventofcode2023 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" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking ktsimpso/adventofcode2023 against try#3a4cb0edb4040379c037e06efeb5409e44be7b77 for pr-146377
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktsimpso%2Fadventofcode2023" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/ktsimpso/adventofcode2023
[INFO] finished tweaking git repo https://github.com/ktsimpso/adventofcode2023
[INFO] tweaked toml for git repo https://github.com/ktsimpso/adventofcode2023 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ktsimpso/adventofcode2023 on toolchain 3a4cb0edb4040379c037e06efeb5409e44be7b77
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ktsimpso/adventofcode2023 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" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded priority-queue v2.1.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 999be62d7a1615186f3035f13709033a4c895452900407c0304dec0781e3ab7c
[INFO] running `Command { std: "docker" "start" "-a" "999be62d7a1615186f3035f13709033a4c895452900407c0304dec0781e3ab7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "999be62d7a1615186f3035f13709033a4c895452900407c0304dec0781e3ab7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "999be62d7a1615186f3035f13709033a4c895452900407c0304dec0781e3ab7c", kill_on_drop: false }`
[INFO] [stdout] 999be62d7a1615186f3035f13709033a4c895452900407c0304dec0781e3ab7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06f906ffed9f9e39f67a397abf167491e964ea12fe287c8161377fec27550226
[INFO] running `Command { std: "docker" "start" "-a" "06f906ffed9f9e39f67a397abf167491e964ea12fe287c8161377fec27550226", kill_on_drop: false }`
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[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling phf_shared v0.11.2
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[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling dashu-ratio v0.4.1
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[INFO] [stderr]    Compiling derive_more v0.99.18
[INFO] [stderr]    Compiling pin-project-internal v1.1.7
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[INFO] [stderr]     Checking clap_lex v0.7.3
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[INFO] [stderr]    Compiling chumsky v1.0.0-alpha.7
[INFO] [stderr]     Checking either v1.13.0
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[INFO] [stderr]     Checking web-time v1.1.0
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[INFO] [stderr]    Compiling anyhow v1.0.93
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[INFO] [stderr]    Compiling minitrace-macro v0.6.7
[INFO] [stderr]     Checking cookie_store v0.21.1
[INFO] [stderr]     Checking num-integer v0.1.46
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[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]     Checking ureq v2.11.0
[INFO] [stderr]     Checking adventofcode2023 v1.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/days/day20.rs:293:24
[INFO] [stdout]     |
[INFO] [stdout] 293 |                     && let Some(target) = target_pulses.get_mut(&source)
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/days/day20.rs:304:20
[INFO] [stdout]     |
[INFO] [stdout] 304 |                 if let Some(target) = target_pulses.get_mut(&source)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/days/day20.rs:293:24
[INFO] [stdout]     |
[INFO] [stdout] 293 |                     && let Some(target) = target_pulses.get_mut(&source)
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/days/day20.rs:304:20
[INFO] [stdout]     |
[INFO] [stdout] 304 |                 if let Some(target) = target_pulses.get_mut(&source)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `adventofcode2023` (bin "adventofcode2023" test) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `adventofcode2023` (bin "adventofcode2023") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "06f906ffed9f9e39f67a397abf167491e964ea12fe287c8161377fec27550226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f906ffed9f9e39f67a397abf167491e964ea12fe287c8161377fec27550226", kill_on_drop: false }`
[INFO] [stdout] 06f906ffed9f9e39f67a397abf167491e964ea12fe287c8161377fec27550226
