[INFO] cloning repository https://github.com/AhsanTipu/Rust-Chapter-7
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AhsanTipu/Rust-Chapter-7" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhsanTipu%2FRust-Chapter-7", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhsanTipu%2FRust-Chapter-7'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 528db86d2fd7897d1761b3355c0a7ab28b8020b8
[INFO] checking AhsanTipu/Rust-Chapter-7 against try#863511eff87e66198b396935f3b5c8a543022f53 for pr-139493-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhsanTipu%2FRust-Chapter-7" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AhsanTipu/Rust-Chapter-7
[INFO] finished tweaking git repo https://github.com/AhsanTipu/Rust-Chapter-7
[INFO] tweaked toml for git repo https://github.com/AhsanTipu/Rust-Chapter-7 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AhsanTipu/Rust-Chapter-7 on toolchain 863511eff87e66198b396935f3b5c8a543022f53
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+863511eff87e66198b396935f3b5c8a543022f53" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AhsanTipu/Rust-Chapter-7 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" "+863511eff87e66198b396935f3b5c8a543022f53" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding cfg-if v1.0.4
[INFO] [stderr]       Adding getrandom v0.1.16
[INFO] [stderr]       Adding libc v0.2.177
[INFO] [stderr]       Adding ppv-lite86 v0.2.21
[INFO] [stderr]       Adding proc-macro2 v1.0.101
[INFO] [stderr]       Adding quote v1.0.41
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] [stderr]       Adding rand_chacha v0.2.2
[INFO] [stderr]       Adding rand_core v0.5.1
[INFO] [stderr]       Adding rand_hc v0.2.0
[INFO] [stderr]       Adding syn v2.0.107
[INFO] [stderr]       Adding unicode-ident v1.0.19
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1
[INFO] [stderr]       Adding zerocopy v0.8.27
[INFO] [stderr]       Adding zerocopy-derive v0.8.27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+863511eff87e66198b396935f3b5c8a543022f53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3c92f88380fe86809b572811194a9b5fcaeacb42a7b1193497d194ede14dbae
[INFO] running `Command { std: "docker" "start" "-a" "f3c92f88380fe86809b572811194a9b5fcaeacb42a7b1193497d194ede14dbae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3c92f88380fe86809b572811194a9b5fcaeacb42a7b1193497d194ede14dbae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c92f88380fe86809b572811194a9b5fcaeacb42a7b1193497d194ede14dbae", kill_on_drop: false }`
[INFO] [stdout] f3c92f88380fe86809b572811194a9b5fcaeacb42a7b1193497d194ede14dbae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+863511eff87e66198b396935f3b5c8a543022f53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 600ff86ab35bd69d3a2303b37c43181785e0b5e74d2f2b63c7ee602a62cbf521
[INFO] running `Command { std: "docker" "start" "-a" "600ff86ab35bd69d3a2303b37c43181785e0b5e74d2f2b63c7ee602a62cbf521", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking practise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `practise`
[INFO] [stdout]   --> src/main.rs:50:6
[INFO] [stdout]    |
[INFO] [stdout] 50 | // }
[INFO] [stdout]    |     ^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `practise` (bin "practise") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "600ff86ab35bd69d3a2303b37c43181785e0b5e74d2f2b63c7ee602a62cbf521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "600ff86ab35bd69d3a2303b37c43181785e0b5e74d2f2b63c7ee602a62cbf521", kill_on_drop: false }`
[INFO] [stdout] 600ff86ab35bd69d3a2303b37c43181785e0b5e74d2f2b63c7ee602a62cbf521
