[INFO] fetching crate metacrate 0.1.2...
[INFO] testing metacrate-0.1.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate metacrate 0.1.2 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate metacrate 0.1.2 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 metacrate 0.1.2
[INFO] finished tweaking crates.io crate metacrate 0.1.2
[INFO] tweaked toml for crates.io crate metacrate 0.1.2 written to /workspace/builds/worker-90/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] [stderr]     Blocking waiting for file lock on package cache
[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-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 9eb9727432e8a03911c04202242e081e53c53cc472af00857d6801e53db3d6cd
[INFO] running `Command { std: "docker" "start" "-a" "9eb9727432e8a03911c04202242e081e53c53cc472af00857d6801e53db3d6cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9eb9727432e8a03911c04202242e081e53c53cc472af00857d6801e53db3d6cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb9727432e8a03911c04202242e081e53c53cc472af00857d6801e53db3d6cd", kill_on_drop: false }`
[INFO] [stdout] 9eb9727432e8a03911c04202242e081e53c53cc472af00857d6801e53db3d6cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 0fc5c79bdabed72d3b8fe67e4ee0f99e12c4f0b5bd8603fceba7ef9b59387226
[INFO] running `Command { std: "docker" "start" "-a" "0fc5c79bdabed72d3b8fe67e4ee0f99e12c4f0b5bd8603fceba7ef9b59387226", kill_on_drop: false }`
[INFO] [stderr]    Compiling metacrate v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "0fc5c79bdabed72d3b8fe67e4ee0f99e12c4f0b5bd8603fceba7ef9b59387226", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fc5c79bdabed72d3b8fe67e4ee0f99e12c4f0b5bd8603fceba7ef9b59387226", kill_on_drop: false }`
[INFO] [stdout] 0fc5c79bdabed72d3b8fe67e4ee0f99e12c4f0b5bd8603fceba7ef9b59387226
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 120ea619e755b95e6cd86099edb2b120b0bfb016daed3ee520982776d65c5bfc
[INFO] running `Command { std: "docker" "start" "-a" "120ea619e755b95e6cd86099edb2b120b0bfb016daed3ee520982776d65c5bfc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling metacrate v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "120ea619e755b95e6cd86099edb2b120b0bfb016daed3ee520982776d65c5bfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "120ea619e755b95e6cd86099edb2b120b0bfb016daed3ee520982776d65c5bfc", kill_on_drop: false }`
[INFO] [stdout] 120ea619e755b95e6cd86099edb2b120b0bfb016daed3ee520982776d65c5bfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 7fa7254222c76969a047ed9f8a26de4601a6121699705813d240a1deea4ef0ce
[INFO] running `Command { std: "docker" "start" "-a" "7fa7254222c76969a047ed9f8a26de4601a6121699705813d240a1deea4ef0ce", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/metacrate-169b1b383ef2fb93)
[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 metacrate
[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" "7fa7254222c76969a047ed9f8a26de4601a6121699705813d240a1deea4ef0ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa7254222c76969a047ed9f8a26de4601a6121699705813d240a1deea4ef0ce", kill_on_drop: false }`
[INFO] [stdout] 7fa7254222c76969a047ed9f8a26de4601a6121699705813d240a1deea4ef0ce