[INFO] cloning repository https://github.com/ripquan/ds210-final
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ripquan/ds210-final" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fripquan%2Fds210-final", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fripquan%2Fds210-final'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3f89dfc5bb1a6a38a9254dd09a2eef0dabd25c1
[INFO] checking ripquan/ds210-final against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fripquan%2Fds210-final" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ripquan/ds210-final
[INFO] finished tweaking git repo https://github.com/ripquan/ds210-final
[INFO] tweaked toml for git repo https://github.com/ripquan/ds210-final written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ripquan/ds210-final on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ripquan/ds210-final 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 880392bed5423ce82c865ce0ba78099cb343a05264730d7691edc2c9a3e4dcb7
[INFO] running `Command { std: "docker" "start" "-a" "880392bed5423ce82c865ce0ba78099cb343a05264730d7691edc2c9a3e4dcb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "880392bed5423ce82c865ce0ba78099cb343a05264730d7691edc2c9a3e4dcb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "880392bed5423ce82c865ce0ba78099cb343a05264730d7691edc2c9a3e4dcb7", kill_on_drop: false }`
[INFO] [stdout] 880392bed5423ce82c865ce0ba78099cb343a05264730d7691edc2c9a3e4dcb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 977966ea4824c0ed154603fb50e49bf6505d61e754004c2b2dd0707d513a228f
[INFO] running `Command { std: "docker" "start" "-a" "977966ea4824c0ed154603fb50e49bf6505d61e754004c2b2dd0707d513a228f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking indexmap v2.7.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking finalproject v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/main.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::{HashMap, HashSet, VecDeque};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/main.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::{HashMap, HashSet, VecDeque};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `add` on type `Graph<String, i32>`
[INFO] [stdout]    --> src/main.rs:217:11
[INFO] [stdout]     |
[INFO] [stdout] 217 |     graph.add
[INFO] [stdout]     |           ^^^ unknown field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `add` on type `Graph<String, i32>`
[INFO] [stdout]    --> src/main.rs:217:11
[INFO] [stdout]     |
[INFO] [stdout] 217 |     graph.add
[INFO] [stdout]     |           ^^^ unknown field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0609`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0609`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `finalproject` (bin "finalproject" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `finalproject` (bin "finalproject") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "977966ea4824c0ed154603fb50e49bf6505d61e754004c2b2dd0707d513a228f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "977966ea4824c0ed154603fb50e49bf6505d61e754004c2b2dd0707d513a228f", kill_on_drop: false }`
[INFO] [stdout] 977966ea4824c0ed154603fb50e49bf6505d61e754004c2b2dd0707d513a228f