[INFO] fetching crate squadleader 0.0.2...
[INFO] testing squadleader-0.0.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate squadleader 0.0.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate squadleader 0.0.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate squadleader 0.0.2
[INFO] tweaked toml for crates.io crate squadleader 0.0.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate squadleader 0.0.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate squadleader 0.0.2 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa1d45d60f481f1bde073934a34d5e072d78cdc0b80f86d44c6e48641b6b04cc
[INFO] running `Command { std: "docker" "start" "-a" "aa1d45d60f481f1bde073934a34d5e072d78cdc0b80f86d44c6e48641b6b04cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa1d45d60f481f1bde073934a34d5e072d78cdc0b80f86d44c6e48641b6b04cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa1d45d60f481f1bde073934a34d5e072d78cdc0b80f86d44c6e48641b6b04cc", kill_on_drop: false }`
[INFO] [stdout] aa1d45d60f481f1bde073934a34d5e072d78cdc0b80f86d44c6e48641b6b04cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b201c20d8257f2e6fa5725362baa919bc55e019ff3433c5c9342b6cd3cd8944c
[INFO] running `Command { std: "docker" "start" "-a" "b201c20d8257f2e6fa5725362baa919bc55e019ff3433c5c9342b6cd3cd8944c", kill_on_drop: false }`
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] running `Command { std: "docker" "inspect" "b201c20d8257f2e6fa5725362baa919bc55e019ff3433c5c9342b6cd3cd8944c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b201c20d8257f2e6fa5725362baa919bc55e019ff3433c5c9342b6cd3cd8944c", kill_on_drop: false }`
[INFO] [stdout] b201c20d8257f2e6fa5725362baa919bc55e019ff3433c5c9342b6cd3cd8944c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 499434eaee75e388e85a92181bbfcc0ca07ce29d643ebd9e87fb049bb478f05b
[INFO] running `Command { std: "docker" "start" "-a" "499434eaee75e388e85a92181bbfcc0ca07ce29d643ebd9e87fb049bb478f05b", kill_on_drop: false }`
[INFO] [stderr]    Compiling squadleader v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `squadleader` (build script) due to 1 previous error
[INFO] [stdout] error[E0601]: `main` function not found in crate `build_script_build`
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider adding a `main` function to `build.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "499434eaee75e388e85a92181bbfcc0ca07ce29d643ebd9e87fb049bb478f05b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "499434eaee75e388e85a92181bbfcc0ca07ce29d643ebd9e87fb049bb478f05b", kill_on_drop: false }`
[INFO] [stdout] 499434eaee75e388e85a92181bbfcc0ca07ce29d643ebd9e87fb049bb478f05b