[INFO] cloning repository https://github.com/Carlton627/ferment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Carlton627/ferment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarlton627%2Fferment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarlton627%2Fferment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 807982278db257231bb17632b65854ca36d55b2b
[INFO] testing Carlton627/ferment against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarlton627%2Fferment" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Carlton627/ferment on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Carlton627/ferment
[INFO] finished tweaking git repo https://github.com/Carlton627/ferment
[INFO] tweaked toml for git repo https://github.com/Carlton627/ferment written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/Carlton627/ferment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3b4860d50430c81715e30ebd00423443ae8a39b68ce6e6e0b81eda51daadfd3
[INFO] running `Command { std: "docker" "start" "-a" "f3b4860d50430c81715e30ebd00423443ae8a39b68ce6e6e0b81eda51daadfd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3b4860d50430c81715e30ebd00423443ae8a39b68ce6e6e0b81eda51daadfd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3b4860d50430c81715e30ebd00423443ae8a39b68ce6e6e0b81eda51daadfd3", kill_on_drop: false }`
[INFO] [stdout] f3b4860d50430c81715e30ebd00423443ae8a39b68ce6e6e0b81eda51daadfd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aba6ef41482bdce6568231754afc2ba2e7aa26d2ce86c013f66d00c7f9413716
[INFO] running `Command { std: "docker" "start" "-a" "aba6ef41482bdce6568231754afc2ba2e7aa26d2ce86c013f66d00c7f9413716", kill_on_drop: false }`
[INFO] [stderr]    Compiling ferment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "aba6ef41482bdce6568231754afc2ba2e7aa26d2ce86c013f66d00c7f9413716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aba6ef41482bdce6568231754afc2ba2e7aa26d2ce86c013f66d00c7f9413716", kill_on_drop: false }`
[INFO] [stdout] aba6ef41482bdce6568231754afc2ba2e7aa26d2ce86c013f66d00c7f9413716
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10a22bc5d514eb9bddffbde42bf20d9a50a68c7c5181a82cbbcf41c84a8e425b
[INFO] running `Command { std: "docker" "start" "-a" "10a22bc5d514eb9bddffbde42bf20d9a50a68c7c5181a82cbbcf41c84a8e425b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ferment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "10a22bc5d514eb9bddffbde42bf20d9a50a68c7c5181a82cbbcf41c84a8e425b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10a22bc5d514eb9bddffbde42bf20d9a50a68c7c5181a82cbbcf41c84a8e425b", kill_on_drop: false }`
[INFO] [stdout] 10a22bc5d514eb9bddffbde42bf20d9a50a68c7c5181a82cbbcf41c84a8e425b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e1bfe89b368d04d8626c1b8ceb26c9706249b28d6846c21569d01afbbbcca1a1
[INFO] running `Command { std: "docker" "start" "-a" "e1bfe89b368d04d8626c1b8ceb26c9706249b28d6846c21569d01afbbbcca1a1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ferment-0b445cc736fb0dba)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ferment-a895c9f60258f36d)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ferment
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e1bfe89b368d04d8626c1b8ceb26c9706249b28d6846c21569d01afbbbcca1a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1bfe89b368d04d8626c1b8ceb26c9706249b28d6846c21569d01afbbbcca1a1", kill_on_drop: false }`
[INFO] [stdout] e1bfe89b368d04d8626c1b8ceb26c9706249b28d6846c21569d01afbbbcca1a1