[INFO] cloning repository https://github.com/zorba1029/aoc_2021_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zorba1029/aoc_2021_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzorba1029%2Faoc_2021_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzorba1029%2Faoc_2021_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8dbbeb245386d8c1394961cb453c3930f5067dc0
[INFO] checking zorba1029/aoc_2021_rust against try#8c500c7cefd54fd11d57295f3771d576be9ee415 for pr-145113
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzorba1029%2Faoc_2021_rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to write file src/advent/day16/day_16_part2-method1.rs
[INFO] [stderr] error: unable to write file src/advent/day16/day_16_part2-method2.rs
[INFO] [stderr] error: unable to write file src/advent/day16/day_16_part2-method3.rs
[INFO] [stderr] error: unable to write file src/advent/day16/day_16_part2-solved.rs
[INFO] [stderr] error: unable to write file src/advent/day16/day_16_part2.rs
[INFO] [stderr] error: unable to write file src/advent/day16/mod.rs
[INFO] [stderr] fatal: cannot create directory at 'src/advent/day17': No space left on device
[INFO] [stderr] warning: Clone succeeded, but checkout failed.
[INFO] [stderr] You can inspect what was checked out with 'git status'
[INFO] [stderr] and retry with 'git restore --source=HEAD :/'
[INFO] [stderr] 
[INFO] checking zorba1029/aoc_2021_rust against try#8c500c7cefd54fd11d57295f3771d576be9ee415 for pr-145113
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzorba1029%2Faoc_2021_rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] error: unable to write file input/day_6-sample.txt
[INFO] [stderr] error: unable to write file input/day_7-input.txt
[INFO] [stderr] error: unable to write file input/day_7-sample.txt
[INFO] [stderr] error: unable to write file input/day_8-input.txt
[INFO] [stderr] error: unable to write file input/day_8-sample.txt
[INFO] [stderr] error: unable to write file input/day_9-input.txt
[INFO] [stderr] error: unable to write file input/day_9-sample.txt
[INFO] [stderr] fatal: cannot create directory at 'questions': No space left on device
[INFO] [stderr] warning: Clone succeeded, but checkout failed.
[INFO] [stderr] You can inspect what was checked out with 'git status'
[INFO] [stderr] and retry with 'git restore --source=HEAD :/'
[INFO] [stderr] 
[INFO] checking zorba1029/aoc_2021_rust against try#8c500c7cefd54fd11d57295f3771d576be9ee415 for pr-145113
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzorba1029%2Faoc_2021_rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zorba1029/aoc_2021_rust
[INFO] finished tweaking git repo https://github.com/zorba1029/aoc_2021_rust
[INFO] tweaked toml for git repo https://github.com/zorba1029/aoc_2021_rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zorba1029/aoc_2021_rust on toolchain 8c500c7cefd54fd11d57295f3771d576be9ee415
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c500c7cefd54fd11d57295f3771d576be9ee415" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zorba1029/aoc_2021_rust 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" "+8c500c7cefd54fd11d57295f3771d576be9ee415" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: failed to save last-use data
[INFO] [stderr] This may prevent cargo from accurately tracking what is being used in its global cache. This information is used for automatically removing unused data in the cache.
[INFO] [stderr] 
[INFO] [stderr] database or disk is full
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Error code 13: Insertion failed because database is full
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+8c500c7cefd54fd11d57295f3771d576be9ee415" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/0cfa73082af4da0cf0ca449c92d5523df9874cd38cc49698c60482d2e6612a9f-init: no space left on device
[INFO] checking zorba1029/aoc_2021_rust against try#8c500c7cefd54fd11d57295f3771d576be9ee415 for pr-145113
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzorba1029%2Faoc_2021_rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zorba1029/aoc_2021_rust
[INFO] finished tweaking git repo https://github.com/zorba1029/aoc_2021_rust
[INFO] tweaked toml for git repo https://github.com/zorba1029/aoc_2021_rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zorba1029/aoc_2021_rust on toolchain 8c500c7cefd54fd11d57295f3771d576be9ee415
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c500c7cefd54fd11d57295f3771d576be9ee415" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zorba1029/aoc_2021_rust 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" "+8c500c7cefd54fd11d57295f3771d576be9ee415" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+8c500c7cefd54fd11d57295f3771d576be9ee415" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c50a5adc1e345964d506fdeb1b259f0aacca2f2bf06cdb872b237d80bda7f81
[INFO] running `Command { std: "docker" "start" "-a" "9c50a5adc1e345964d506fdeb1b259f0aacca2f2bf06cdb872b237d80bda7f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c50a5adc1e345964d506fdeb1b259f0aacca2f2bf06cdb872b237d80bda7f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c50a5adc1e345964d506fdeb1b259f0aacca2f2bf06cdb872b237d80bda7f81", kill_on_drop: false }`
[INFO] [stdout] 9c50a5adc1e345964d506fdeb1b259f0aacca2f2bf06cdb872b237d80bda7f81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+8c500c7cefd54fd11d57295f3771d576be9ee415" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aeabdda50ee1060f1fdd6384e57efcf754e4afdb67daa38d1b4f82a46924d804
[INFO] running `Command { std: "docker" "start" "-a" "aeabdda50ee1060f1fdd6384e57efcf754e4afdb67daa38d1b4f82a46924d804", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking hashbrown v0.15.3
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking humantime v2.2.0
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking priority-queue v2.4.0
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking pretty_env_logger v0.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking aoc_2021_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TreeNode`
[INFO] [stdout]   --> src/advent/day18/day_18.rs:14:67
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::advent::day18::tree_handler::{parse_tokens, reduction, TreeNode, TreeNodePtr};
[INFO] [stdout]    |                                                                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TreeNode`
[INFO] [stdout]   --> src/advent/day18/day_18.rs:14:67
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::advent::day18::tree_handler::{parse_tokens, reduction, TreeNode, TreeNodePtr};
[INFO] [stdout]    |                                                                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/advent/day18/tree_handler.rs:158:21
[INFO] [stdout]     |
[INFO] [stdout] 158 |         if let Some(value) = self.value {
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/advent/day18/tree_handler.rs:53:19
[INFO] [stdout]     |
[INFO] [stdout]  44 | impl TreeNode {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  53 |     pub(crate) fn merge(left: TreeNodePtr, right: TreeNodePtr) -> TreeNodePtr {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  61 |     pub(crate) fn merge_option(
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  71 |     pub(crate) fn in_order_traversal(&self, visit: &mut dyn FnMut(i32)) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  85 |     pub(crate) fn left_order_traversal(&self, visit: &mut dyn FnMut(i32)) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     fn depth(&self) -> usize {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     fn visit_at_depth(&self, depth: usize, visit: &mut dyn FnMut(i32)) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |     pub(crate) fn left_order_depth_first(&self, visit: &mut dyn FnMut(i32)) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/advent/day18/tree_handler.rs:158:21
[INFO] [stdout]     |
[INFO] [stdout] 158 |         if let Some(value) = self.value {
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/advent/day18/tree_handler.rs:53:19
[INFO] [stdout]     |
[INFO] [stdout]  44 | impl TreeNode {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  53 |     pub(crate) fn merge(left: TreeNodePtr, right: TreeNodePtr) -> TreeNodePtr {
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  61 |     pub(crate) fn merge_option(
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  71 |     pub(crate) fn in_order_traversal(&self, visit: &mut dyn FnMut(i32)) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  85 |     pub(crate) fn left_order_traversal(&self, visit: &mut dyn FnMut(i32)) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 104 |     fn depth(&self) -> usize {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     fn visit_at_depth(&self, depth: usize, visit: &mut dyn FnMut(i32)) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 131 |     pub(crate) fn left_order_depth_first(&self, visit: &mut dyn FnMut(i32)) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.53s
[INFO] running `Command { std: "docker" "inspect" "aeabdda50ee1060f1fdd6384e57efcf754e4afdb67daa38d1b4f82a46924d804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeabdda50ee1060f1fdd6384e57efcf754e4afdb67daa38d1b4f82a46924d804", kill_on_drop: false }`
[INFO] [stdout] aeabdda50ee1060f1fdd6384e57efcf754e4afdb67daa38d1b4f82a46924d804