[INFO] cloning repository https://github.com/AndrewP-GH/Learn_Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AndrewP-GH/Learn_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewP-GH%2FLearn_Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewP-GH%2FLearn_Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20bb423ec34dc0cb761c6eb8f6b329658c0e33c5
[INFO] checking AndrewP-GH/Learn_Rust against try#bb9dbf1d07454a99066eabaabd5819851281494b for pr-80920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrewP-GH%2FLearn_Rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AndrewP-GH/Learn_Rust on toolchain bb9dbf1d07454a99066eabaabd5819851281494b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AndrewP-GH/Learn_Rust
[INFO] finished tweaking git repo https://github.com/AndrewP-GH/Learn_Rust
[INFO] tweaked toml for git repo https://github.com/AndrewP-GH/Learn_Rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/AndrewP-GH/Learn_Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a65de9d52a9e1c7a82fd513d160304d3c82b4d02a4b74f8c3a4c3eb018be0da1
[INFO] running `Command { std: "docker" "start" "-a" "a65de9d52a9e1c7a82fd513d160304d3c82b4d02a4b74f8c3a4c3eb018be0da1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a65de9d52a9e1c7a82fd513d160304d3c82b4d02a4b74f8c3a4c3eb018be0da1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65de9d52a9e1c7a82fd513d160304d3c82b4d02a4b74f8c3a4c3eb018be0da1", kill_on_drop: false }`
[INFO] [stdout] a65de9d52a9e1c7a82fd513d160304d3c82b4d02a4b74f8c3a4c3eb018be0da1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63bf4c9767e1c2128398b36701204c0e9b2ffb99c2ca1ea476f721ef9e63dd0a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "63bf4c9767e1c2128398b36701204c0e9b2ffb99c2ca1ea476f721ef9e63dd0a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking hello_word v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: format argument must be a string literal
[INFO] [stdout]  --> src/main.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     println!(111);
[INFO] [stdout]   |              ^^^
[INFO] [stdout]   |
[INFO] [stdout] help: you might be missing a string literal to format with
[INFO] [stdout]   |
[INFO] [stdout] 2 |     println!("{}", 111);
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: format argument must be a string literal
[INFO] [stdout]  --> src/main.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     println!(111);
[INFO] [stdout]   |              ^^^
[INFO] [stdout]   |
[INFO] [stdout] help: you might be missing a string literal to format with
[INFO] [stdout]   |
[INFO] [stdout] 2 |     println!("{}", 111);
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hello_word`
[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] error: build failed
[INFO] running `Command { std: "docker" "inspect" "63bf4c9767e1c2128398b36701204c0e9b2ffb99c2ca1ea476f721ef9e63dd0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63bf4c9767e1c2128398b36701204c0e9b2ffb99c2ca1ea476f721ef9e63dd0a", kill_on_drop: false }`
[INFO] [stdout] 63bf4c9767e1c2128398b36701204c0e9b2ffb99c2ca1ea476f721ef9e63dd0a