[INFO] fetching crate sake 0.0.1...
[INFO] testing sake-0.0.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate sake 0.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sake 0.0.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sake 0.0.1
[INFO] finished tweaking crates.io crate sake 0.0.1
[INFO] tweaked toml for crates.io crate sake 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate sake 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b05f548a1062e8f560ddc9549db10c9ec01b9ff951dbb240e7fbf4497e2779b7
[INFO] running `Command { std: "docker" "start" "-a" "b05f548a1062e8f560ddc9549db10c9ec01b9ff951dbb240e7fbf4497e2779b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b05f548a1062e8f560ddc9549db10c9ec01b9ff951dbb240e7fbf4497e2779b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b05f548a1062e8f560ddc9549db10c9ec01b9ff951dbb240e7fbf4497e2779b7", kill_on_drop: false }`
[INFO] [stdout] b05f548a1062e8f560ddc9549db10c9ec01b9ff951dbb240e7fbf4497e2779b7
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a94a16a7ba99f85f23cf3a069ee10b20a81d6cca9de9cb3c7d6a495c6acb2477
[INFO] running `Command { std: "docker" "start" "-a" "a94a16a7ba99f85f23cf3a069ee10b20a81d6cca9de9cb3c7d6a495c6acb2477", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling integer-encoding v1.1.7
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling thrift v0.13.0
[INFO] [stderr]    Compiling sake v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "a94a16a7ba99f85f23cf3a069ee10b20a81d6cca9de9cb3c7d6a495c6acb2477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a94a16a7ba99f85f23cf3a069ee10b20a81d6cca9de9cb3c7d6a495c6acb2477", kill_on_drop: false }`
[INFO] [stdout] a94a16a7ba99f85f23cf3a069ee10b20a81d6cca9de9cb3c7d6a495c6acb2477
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8555f762413818478e3b96f1f8dcc49907f472d09033eb40051246993f3ec46a
[INFO] running `Command { std: "docker" "start" "-a" "8555f762413818478e3b96f1f8dcc49907f472d09033eb40051246993f3ec46a", kill_on_drop: false }`
[INFO] [stderr]    Compiling sake v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `sake` due to 2 previous errors
[INFO] [stdout] error[E0601]: `main` function not found in crate `example`
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider adding a `main` function to `examples/example.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8555f762413818478e3b96f1f8dcc49907f472d09033eb40051246993f3ec46a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8555f762413818478e3b96f1f8dcc49907f472d09033eb40051246993f3ec46a", kill_on_drop: false }`
[INFO] [stdout] 8555f762413818478e3b96f1f8dcc49907f472d09033eb40051246993f3ec46a