[INFO] updating cached repository https://github.com/cciccia/advent-of-code-2019
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fa0422cb52ff3c0e226d79d35abb1f69259184b0
[INFO] checking cciccia/advent-of-code-2019 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcciccia%2Fadvent-of-code-2019" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cciccia/advent-of-code-2019 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/cciccia/advent-of-code-2019
[INFO] finished tweaking git repo https://github.com/cciccia/advent-of-code-2019
[INFO] tweaked toml for git repo https://github.com/cciccia/advent-of-code-2019 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/cciccia/advent-of-code-2019 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 20860a29e44966bf4e87c8f991553b401265cda96ec83dbb2f798ca807deb408
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "20860a29e44966bf4e87c8f991553b401265cda96ec83dbb2f798ca807deb408"`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking simple-error v0.2.1
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking num-complex v0.2.3
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]     Checking num-bigint v0.2.3
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking criterion-plot v0.4.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_xoshiro v0.3.1
[INFO] [stderr]     Checking rand_os v0.2.2
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking advent-of-code-2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.0
[INFO] [stderr] warning: unused import: `itertools::Itertools`
[INFO] [stderr]  --> src/day14.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use itertools::Itertools;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/day14.rs:12:53
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let (mat, needed_amt) = mats.iter().filter(|(k, v)| {*k != "ORE"}).next().unwrap();
[INFO] [stderr]    |                                                     ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dependencies`
[INFO] [stderr]   --> src/day14.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |     let mut dependencies: HashMap<String, HashSet<String>> = HashMap::new();
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dependencies`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day14.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |     let mut dependencies: HashMap<String, HashSet<String>> = HashMap::new();
[INFO] [stderr]    |         ----^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0601]: `main` function not found in crate `my_benchmark`
[INFO] [stderr]   |
[INFO] [stderr]   = note: consider adding a `main` function to `benches/my_benchmark.rs`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: could not compile `advent-of-code-2019`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unused import: `itertools::Itertools`
[INFO] [stderr]  --> src/day14.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use itertools::Itertools;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/day14.rs:12:53
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let (mat, needed_amt) = mats.iter().filter(|(k, v)| {*k != "ORE"}).next().unwrap();
[INFO] [stderr]    |                                                     ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dependencies`
[INFO] [stderr]   --> src/day14.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |     let mut dependencies: HashMap<String, HashSet<String>> = HashMap::new();
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dependencies`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day14.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |     let mut dependencies: HashMap<String, HashSet<String>> = HashMap::new();
[INFO] [stderr]    |         ----^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "20860a29e44966bf4e87c8f991553b401265cda96ec83dbb2f798ca807deb408"`
[INFO] running `"docker" "rm" "-f" "20860a29e44966bf4e87c8f991553b401265cda96ec83dbb2f798ca807deb408"`
[INFO] [stdout] 20860a29e44966bf4e87c8f991553b401265cda96ec83dbb2f798ca807deb408
