[INFO] fetching crate flatruntime 0.0.0...
[INFO] testing flatruntime-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate flatruntime 0.0.0 into /workspace/builds/worker-66/source
[INFO] validating manifest of crates.io crate flatruntime 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 flatruntime 0.0.0
[INFO] finished tweaking crates.io crate flatruntime 0.0.0
[INFO] tweaked toml for crates.io crate flatruntime 0.0.0 written to /workspace/builds/worker-66/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 44f49b48aa0b7f287a3fd07d5d9840183c4198ebefbdb057b62735d78e28376e
[INFO] running `Command { std: "docker" "start" "-a" "44f49b48aa0b7f287a3fd07d5d9840183c4198ebefbdb057b62735d78e28376e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44f49b48aa0b7f287a3fd07d5d9840183c4198ebefbdb057b62735d78e28376e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44f49b48aa0b7f287a3fd07d5d9840183c4198ebefbdb057b62735d78e28376e", kill_on_drop: false }`
[INFO] [stdout] 44f49b48aa0b7f287a3fd07d5d9840183c4198ebefbdb057b62735d78e28376e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 74880402f18641c62c0838eff42f605788ccb30e6eda9df26eb285ba96f31454
[INFO] running `Command { std: "docker" "start" "-a" "74880402f18641c62c0838eff42f605788ccb30e6eda9df26eb285ba96f31454", kill_on_drop: false }`
[INFO] [stderr]    Compiling flatruntime v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "74880402f18641c62c0838eff42f605788ccb30e6eda9df26eb285ba96f31454", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74880402f18641c62c0838eff42f605788ccb30e6eda9df26eb285ba96f31454", kill_on_drop: false }`
[INFO] [stdout] 74880402f18641c62c0838eff42f605788ccb30e6eda9df26eb285ba96f31454
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 1b6f6254091156e949936a8288fc3f1d67b5ad1246a015d1a70807e3b81f364f
[INFO] running `Command { std: "docker" "start" "-a" "1b6f6254091156e949936a8288fc3f1d67b5ad1246a015d1a70807e3b81f364f", kill_on_drop: false }`
[INFO] [stderr]    Compiling flatruntime v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "1b6f6254091156e949936a8288fc3f1d67b5ad1246a015d1a70807e3b81f364f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b6f6254091156e949936a8288fc3f1d67b5ad1246a015d1a70807e3b81f364f", kill_on_drop: false }`
[INFO] [stdout] 1b6f6254091156e949936a8288fc3f1d67b5ad1246a015d1a70807e3b81f364f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 6034dddcf9299cce086c48ff5ca9585503435ee3324b07f540a39dcd3aa425f5
[INFO] running `Command { std: "docker" "start" "-a" "6034dddcf9299cce086c48ff5ca9585503435ee3324b07f540a39dcd3aa425f5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flatruntime-7cbe3d3f1a888efa)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[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] [stderr]    Doc-tests flatruntime
[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" "6034dddcf9299cce086c48ff5ca9585503435ee3324b07f540a39dcd3aa425f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6034dddcf9299cce086c48ff5ca9585503435ee3324b07f540a39dcd3aa425f5", kill_on_drop: false }`
[INFO] [stdout] 6034dddcf9299cce086c48ff5ca9585503435ee3324b07f540a39dcd3aa425f5