[INFO] cloning repository https://github.com/devonhollowood/brainstorm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devonhollowood/brainstorm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevonhollowood%2Fbrainstorm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevonhollowood%2Fbrainstorm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c2b089901d19c94ab35d9f29537d9dc3846b569
[INFO] checking devonhollowood/brainstorm against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevonhollowood%2Fbrainstorm" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/devonhollowood/brainstorm on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/devonhollowood/brainstorm
[INFO] finished tweaking git repo https://github.com/devonhollowood/brainstorm
[INFO] tweaked toml for git repo https://github.com/devonhollowood/brainstorm written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/devonhollowood/brainstorm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 818484561c497243f2104ef805aaa7c5646a79afae3a9d3e36e58b1d14dbfc00
[INFO] running `Command { std: "docker" "start" "-a" "818484561c497243f2104ef805aaa7c5646a79afae3a9d3e36e58b1d14dbfc00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "818484561c497243f2104ef805aaa7c5646a79afae3a9d3e36e58b1d14dbfc00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "818484561c497243f2104ef805aaa7c5646a79afae3a9d3e36e58b1d14dbfc00", kill_on_drop: false }`
[INFO] [stdout] 818484561c497243f2104ef805aaa7c5646a79afae3a9d3e36e58b1d14dbfc00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a88e06bc14077f817900e930da7db713e888304173aaf630ca0de9b48061854
[INFO] running `Command { std: "docker" "start" "-a" "7a88e06bc14077f817900e930da7db713e888304173aaf630ca0de9b48061854", kill_on_drop: false }`
[INFO] [stderr]     Checking brainstorm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/lexer.rs:23:31
[INFO] [stdout]    |
[INFO] [stdout] 23 |     assert!(lexed.is_empty(), format!("lexed not empty: contains {:?}", lexed));
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 23 |     assert!(lexed.is_empty(), "lexed not empty: contains {:?}", lexed);
[INFO] [stdout]    |                              --                                     --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "7a88e06bc14077f817900e930da7db713e888304173aaf630ca0de9b48061854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a88e06bc14077f817900e930da7db713e888304173aaf630ca0de9b48061854", kill_on_drop: false }`
[INFO] [stdout] 7a88e06bc14077f817900e930da7db713e888304173aaf630ca0de9b48061854