[INFO] fetching crate dune-peer 0.0.0...
[INFO] testing dune-peer-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dune-peer 0.0.0 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate dune-peer 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 dune-peer 0.0.0
[INFO] finished tweaking crates.io crate dune-peer 0.0.0
[INFO] tweaked toml for crates.io crate dune-peer 0.0.0 written to /workspace/builds/worker-73/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-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 296ab0beed7ce431451e4663cd9ea8e1d327846c9406e840037764c92371ca80
[INFO] running `Command { std: "docker" "start" "-a" "296ab0beed7ce431451e4663cd9ea8e1d327846c9406e840037764c92371ca80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "296ab0beed7ce431451e4663cd9ea8e1d327846c9406e840037764c92371ca80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "296ab0beed7ce431451e4663cd9ea8e1d327846c9406e840037764c92371ca80", kill_on_drop: false }`
[INFO] [stdout] 296ab0beed7ce431451e4663cd9ea8e1d327846c9406e840037764c92371ca80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 5de6845a7a1ffc7eb749ec78ece58f66a3944688b8526a529287611e3376b82c
[INFO] running `Command { std: "docker" "start" "-a" "5de6845a7a1ffc7eb749ec78ece58f66a3944688b8526a529287611e3376b82c", kill_on_drop: false }`
[INFO] [stderr]    Compiling dune-peer v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "5de6845a7a1ffc7eb749ec78ece58f66a3944688b8526a529287611e3376b82c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de6845a7a1ffc7eb749ec78ece58f66a3944688b8526a529287611e3376b82c", kill_on_drop: false }`
[INFO] [stdout] 5de6845a7a1ffc7eb749ec78ece58f66a3944688b8526a529287611e3376b82c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] 174c13f89574a52944eb3846e58853d7f49f7efd0f43fd03a8f6fbd174c1e243
[INFO] running `Command { std: "docker" "start" "-a" "174c13f89574a52944eb3846e58853d7f49f7efd0f43fd03a8f6fbd174c1e243", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dune-peer v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "174c13f89574a52944eb3846e58853d7f49f7efd0f43fd03a8f6fbd174c1e243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "174c13f89574a52944eb3846e58853d7f49f7efd0f43fd03a8f6fbd174c1e243", kill_on_drop: false }`
[INFO] [stdout] 174c13f89574a52944eb3846e58853d7f49f7efd0f43fd03a8f6fbd174c1e243
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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] ac2ede8bcd4620fb5bb763914cb8e448481b3957a6fd70463d58152b23f51c4a
[INFO] running `Command { std: "docker" "start" "-a" "ac2ede8bcd4620fb5bb763914cb8e448481b3957a6fd70463d58152b23f51c4a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dune_peer-cea67e7d8e3f3189)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dune-peer
[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] running `Command { std: "docker" "inspect" "ac2ede8bcd4620fb5bb763914cb8e448481b3957a6fd70463d58152b23f51c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac2ede8bcd4620fb5bb763914cb8e448481b3957a6fd70463d58152b23f51c4a", kill_on_drop: false }`
[INFO] [stdout] ac2ede8bcd4620fb5bb763914cb8e448481b3957a6fd70463d58152b23f51c4a