[INFO] cloning repository https://github.com/emily33901/scan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emily33901/scan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femily33901%2Fscan", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femily33901%2Fscan'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1487c1cf72446cf94fb2ba4393e2275767da1717
[INFO] checking emily33901/scan against try#c0a9760914bada211f4924ee16d41ae1a366d2ba for pr-148545
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femily33901%2Fscan" "/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/emily33901/scan
[INFO] finished tweaking git repo https://github.com/emily33901/scan
[INFO] tweaked toml for git repo https://github.com/emily33901/scan written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/emily33901/scan on toolchain c0a9760914bada211f4924ee16d41ae1a366d2ba
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c0a9760914bada211f4924ee16d41ae1a366d2ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/emily33901/scan 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" "+c0a9760914bada211f4924ee16d41ae1a366d2ba" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/JohnTitor/mach2`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking emily33901/scan against try#c0a9760914bada211f4924ee16d41ae1a366d2ba for pr-148545
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femily33901%2Fscan" "/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/emily33901/scan
[INFO] finished tweaking git repo https://github.com/emily33901/scan
[INFO] tweaked toml for git repo https://github.com/emily33901/scan written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/emily33901/scan on toolchain c0a9760914bada211f4924ee16d41ae1a366d2ba
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c0a9760914bada211f4924ee16d41ae1a366d2ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/emily33901/scan 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" "+c0a9760914bada211f4924ee16d41ae1a366d2ba" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libudis86-sys v0.2.1
[INFO] [stderr]   Downloaded patternscan v1.2.0
[INFO] [stderr]   Downloaded region v3.0.2
[INFO] [stderr]   Downloaded mmap-fixed-fixed v0.1.3
[INFO] [stderr]   Downloaded slice-pool2 v0.4.3
[INFO] [stderr]   Downloaded wasmtime-jit-icache-coherence v32.0.0
[INFO] [stderr]   Downloaded fallible-iterator v0.3.0
[INFO] [stderr]   Downloaded disarm64_defn v0.1.11
[INFO] [stderr]   Downloaded cranelift-srcgen v0.119.0
[INFO] [stderr]   Downloaded bitfield-struct v0.10.1
[INFO] [stderr]   Downloaded cranelift v0.119.0
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.119.0
[INFO] [stderr]   Downloaded cranelift-entity v0.119.0
[INFO] [stderr]   Downloaded cranelift-native v0.119.0
[INFO] [stderr]   Downloaded libloading v0.8.7
[INFO] [stderr]   Downloaded cranelift-frontend v0.119.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.119.0
[INFO] [stderr]   Downloaded mach_o_sys v0.1.1
[INFO] [stderr]   Downloaded derive_more v0.99.20
[INFO] [stderr]   Downloaded cranelift-isle v0.119.0
[INFO] [stderr]   Downloaded regalloc2 v0.11.2
[INFO] [stderr]   Downloaded ruzstd v0.6.0
[INFO] [stderr]   Downloaded cranelift-jit v0.119.0
[INFO] [stderr]   Downloaded cranelift-assembler-x64 v0.119.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.119.0
[INFO] [stderr]   Downloaded cranelift-assembler-x64-meta v0.119.0
[INFO] [stderr]   Downloaded target-lexicon v0.13.2
[INFO] [stderr]   Downloaded cranelift-module v0.119.0
[INFO] [stderr]   Downloaded mach_o v0.1.2
[INFO] [stderr]   Downloaded retour v0.3.1
[INFO] [stderr]   Downloaded object v0.33.0
[INFO] [stderr]   Downloaded cranelift-bitset v0.119.0
[INFO] [stderr]   Downloaded cranelift-control v0.119.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.119.0
[INFO] [stderr]   Downloaded windows v0.52.0
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c0a9760914bada211f4924ee16d41ae1a366d2ba" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18f9b0ece27c9806158a1b07d0c8d4644fc13ab138fae7b59ea3174f3ae93819
[INFO] running `Command { std: "docker" "start" "-a" "18f9b0ece27c9806158a1b07d0c8d4644fc13ab138fae7b59ea3174f3ae93819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18f9b0ece27c9806158a1b07d0c8d4644fc13ab138fae7b59ea3174f3ae93819", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18f9b0ece27c9806158a1b07d0c8d4644fc13ab138fae7b59ea3174f3ae93819", kill_on_drop: false }`
[INFO] [stdout] 18f9b0ece27c9806158a1b07d0c8d4644fc13ab138fae7b59ea3174f3ae93819
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c0a9760914bada211f4924ee16d41ae1a366d2ba" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed48013e898985a0c1882df7df39117471dad4ac177712f647dc1954a9bcaf86
[INFO] running `Command { std: "docker" "start" "-a" "ed48013e898985a0c1882df7df39117471dad4ac177712f647dc1954a9bcaf86", kill_on_drop: false }`
[INFO] [stderr]    Compiling cranelift-srcgen v0.119.0
[INFO] [stderr]    Compiling cranelift-isle v0.119.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.119.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking hashbrown v0.15.3
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]    Compiling target-lexicon v0.13.2
[INFO] [stderr]     Checking cranelift-bitset v0.119.0
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking rustc-hash v2.1.1
[INFO] [stderr]     Checking arbitrary v1.4.1
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]    Compiling cranelift-assembler-x64-meta v0.119.0
[INFO] [stderr]     Checking miniz_oxide v0.8.8
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking cranelift-entity v0.119.0
[INFO] [stderr]     Checking lock_api v0.4.12
[INFO] [stderr]    Compiling scan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking libloading v0.8.7
[INFO] [stdout] error[E0601]: `main` function not found in crate `build_script_build`
[INFO] [stdout]   --> build.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn main() {}
[INFO] [stdout]    |             ^ 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] [stderr] error: could not compile `scan` (build script) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ed48013e898985a0c1882df7df39117471dad4ac177712f647dc1954a9bcaf86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed48013e898985a0c1882df7df39117471dad4ac177712f647dc1954a9bcaf86", kill_on_drop: false }`
[INFO] [stdout] ed48013e898985a0c1882df7df39117471dad4ac177712f647dc1954a9bcaf86