[INFO] fetching crate ftl 0.0.0...
[INFO] testing ftl-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ftl 0.0.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate ftl 0.0.0 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 crates.io crate ftl 0.0.0
[INFO] finished tweaking crates.io crate ftl 0.0.0
[INFO] tweaked toml for crates.io crate ftl 0.0.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] deece905a85f37e2a1565311f71f751980b803a61bf1c8ff20922acd744eb1ca
[INFO] running `Command { std: "docker" "start" "-a" "deece905a85f37e2a1565311f71f751980b803a61bf1c8ff20922acd744eb1ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "deece905a85f37e2a1565311f71f751980b803a61bf1c8ff20922acd744eb1ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deece905a85f37e2a1565311f71f751980b803a61bf1c8ff20922acd744eb1ca", kill_on_drop: false }`
[INFO] [stdout] deece905a85f37e2a1565311f71f751980b803a61bf1c8ff20922acd744eb1ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 3147b9ee8edddaa48f5218d3d3fc133c5f359ed108995b756395c16c5a98cec0
[INFO] running `Command { std: "docker" "start" "-a" "3147b9ee8edddaa48f5218d3d3fc133c5f359ed108995b756395c16c5a98cec0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ftl v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "3147b9ee8edddaa48f5218d3d3fc133c5f359ed108995b756395c16c5a98cec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3147b9ee8edddaa48f5218d3d3fc133c5f359ed108995b756395c16c5a98cec0", kill_on_drop: false }`
[INFO] [stdout] 3147b9ee8edddaa48f5218d3d3fc133c5f359ed108995b756395c16c5a98cec0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 8a912084052696670f830a1765646fd2cc7dc8ee7cf78f16f292b1461e5fcd7d
[INFO] running `Command { std: "docker" "start" "-a" "8a912084052696670f830a1765646fd2cc7dc8ee7cf78f16f292b1461e5fcd7d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ftl v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "8a912084052696670f830a1765646fd2cc7dc8ee7cf78f16f292b1461e5fcd7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a912084052696670f830a1765646fd2cc7dc8ee7cf78f16f292b1461e5fcd7d", kill_on_drop: false }`
[INFO] [stdout] 8a912084052696670f830a1765646fd2cc7dc8ee7cf78f16f292b1461e5fcd7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] bf95031b6106cb85d352d8d0eede9fea54c52255745456e5031d07c2d2d381d9
[INFO] running `Command { std: "docker" "start" "-a" "bf95031b6106cb85d352d8d0eede9fea54c52255745456e5031d07c2d2d381d9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ftl-582e550c5f4bcc03)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests ftl
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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] running `Command { std: "docker" "inspect" "bf95031b6106cb85d352d8d0eede9fea54c52255745456e5031d07c2d2d381d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf95031b6106cb85d352d8d0eede9fea54c52255745456e5031d07c2d2d381d9", kill_on_drop: false }`
[INFO] [stdout] bf95031b6106cb85d352d8d0eede9fea54c52255745456e5031d07c2d2d381d9