[INFO] fetching crate multiversal 0.0.0...
[INFO] testing multiversal-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate multiversal 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate multiversal 0.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate multiversal 0.0.0
[INFO] finished tweaking crates.io crate multiversal 0.0.0
[INFO] tweaked toml for crates.io crate multiversal 0.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e60bb4bc2735421a33b5875e99b73422cf4568f2b999e8eef138085ee08aaced
[INFO] running `Command { std: "docker" "start" "-a" "e60bb4bc2735421a33b5875e99b73422cf4568f2b999e8eef138085ee08aaced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e60bb4bc2735421a33b5875e99b73422cf4568f2b999e8eef138085ee08aaced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e60bb4bc2735421a33b5875e99b73422cf4568f2b999e8eef138085ee08aaced", kill_on_drop: false }`
[INFO] [stdout] e60bb4bc2735421a33b5875e99b73422cf4568f2b999e8eef138085ee08aaced
[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=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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eadac02ca65bd636de4c64e2c82e3eb97f70af425149b281ab21b75a1a216275
[INFO] running `Command { std: "docker" "start" "-a" "eadac02ca65bd636de4c64e2c82e3eb97f70af425149b281ab21b75a1a216275", kill_on_drop: false }`
[INFO] [stderr]    Compiling multiversal v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "eadac02ca65bd636de4c64e2c82e3eb97f70af425149b281ab21b75a1a216275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eadac02ca65bd636de4c64e2c82e3eb97f70af425149b281ab21b75a1a216275", kill_on_drop: false }`
[INFO] [stdout] eadac02ca65bd636de4c64e2c82e3eb97f70af425149b281ab21b75a1a216275
[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=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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac085b020c5b47cb13b3b8089d27fed2f13159d71ff704a0ca92e50dcdecc17c
[INFO] running `Command { std: "docker" "start" "-a" "ac085b020c5b47cb13b3b8089d27fed2f13159d71ff704a0ca92e50dcdecc17c", kill_on_drop: false }`
[INFO] [stderr]    Compiling multiversal v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "ac085b020c5b47cb13b3b8089d27fed2f13159d71ff704a0ca92e50dcdecc17c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac085b020c5b47cb13b3b8089d27fed2f13159d71ff704a0ca92e50dcdecc17c", kill_on_drop: false }`
[INFO] [stdout] ac085b020c5b47cb13b3b8089d27fed2f13159d71ff704a0ca92e50dcdecc17c
[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=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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 77ce1cdf9d12caf08b51defa9e3a1e5efa5e8f1e7f3b37fc92c58789d5e531bb
[INFO] running `Command { std: "docker" "start" "-a" "77ce1cdf9d12caf08b51defa9e3a1e5efa5e8f1e7f3b37fc92c58789d5e531bb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/multiversal-457c57d22383f622)
[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 multiversal
[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" "77ce1cdf9d12caf08b51defa9e3a1e5efa5e8f1e7f3b37fc92c58789d5e531bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ce1cdf9d12caf08b51defa9e3a1e5efa5e8f1e7f3b37fc92c58789d5e531bb", kill_on_drop: false }`
[INFO] [stdout] 77ce1cdf9d12caf08b51defa9e3a1e5efa5e8f1e7f3b37fc92c58789d5e531bb