[INFO] fetching crate join_export 0.1.1...
[INFO] testing join_export-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate join_export 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate join_export 0.1.1 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 join_export 0.1.1
[INFO] finished tweaking crates.io crate join_export 0.1.1
[INFO] tweaked toml for crates.io crate join_export 0.1.1 written to /workspace/builds/worker-3/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]  Downloading crates ...
[INFO] [stderr]   Downloaded join_impl v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 7f663a245da24604c800acf8fab739694c5ae8533d2d372d321b079b98f97801
[INFO] running `Command { std: "docker" "start" "-a" "7f663a245da24604c800acf8fab739694c5ae8533d2d372d321b079b98f97801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f663a245da24604c800acf8fab739694c5ae8533d2d372d321b079b98f97801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f663a245da24604c800acf8fab739694c5ae8533d2d372d321b079b98f97801", kill_on_drop: false }`
[INFO] [stdout] 7f663a245da24604c800acf8fab739694c5ae8533d2d372d321b079b98f97801
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a2c35eb38753ec59c23625eafb28ca9edbcd68dd8b1b38e8e6cf785b3abc2dd2
[INFO] running `Command { std: "docker" "start" "-a" "a2c35eb38753ec59c23625eafb28ca9edbcd68dd8b1b38e8e6cf785b3abc2dd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling join_impl v0.1.1
[INFO] [stderr]    Compiling join_export v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.42s
[INFO] running `Command { std: "docker" "inspect" "a2c35eb38753ec59c23625eafb28ca9edbcd68dd8b1b38e8e6cf785b3abc2dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2c35eb38753ec59c23625eafb28ca9edbcd68dd8b1b38e8e6cf785b3abc2dd2", kill_on_drop: false }`
[INFO] [stdout] a2c35eb38753ec59c23625eafb28ca9edbcd68dd8b1b38e8e6cf785b3abc2dd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] fc165b6689c7dbe5e8d4abe9445ca4394609bd13b03ca3ca8e0c13cc7c4c4e2a
[INFO] running `Command { std: "docker" "start" "-a" "fc165b6689c7dbe5e8d4abe9445ca4394609bd13b03ca3ca8e0c13cc7c4c4e2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling join_export v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "fc165b6689c7dbe5e8d4abe9445ca4394609bd13b03ca3ca8e0c13cc7c4c4e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc165b6689c7dbe5e8d4abe9445ca4394609bd13b03ca3ca8e0c13cc7c4c4e2a", kill_on_drop: false }`
[INFO] [stdout] fc165b6689c7dbe5e8d4abe9445ca4394609bd13b03ca3ca8e0c13cc7c4c4e2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] d0fcdcbb9328db129e285f9e7425f1c3ae509dec308f3fb9c23af223e6fb65c0
[INFO] running `Command { std: "docker" "start" "-a" "d0fcdcbb9328db129e285f9e7425f1c3ae509dec308f3fb9c23af223e6fb65c0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/join_export-ba254ca1b5213d67)
[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 join_export
[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" "d0fcdcbb9328db129e285f9e7425f1c3ae509dec308f3fb9c23af223e6fb65c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0fcdcbb9328db129e285f9e7425f1c3ae509dec308f3fb9c23af223e6fb65c0", kill_on_drop: false }`
[INFO] [stdout] d0fcdcbb9328db129e285f9e7425f1c3ae509dec308f3fb9c23af223e6fb65c0