[INFO] fetching crate slog-mock 0.4.0...
[INFO] testing slog-mock-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate slog-mock 0.4.0 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate slog-mock 0.4.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slog-mock 0.4.0
[INFO] finished tweaking crates.io crate slog-mock 0.4.0
[INFO] tweaked toml for crates.io crate slog-mock 0.4.0 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slog-mock-proc-macros v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0556b71af16656ea90898044659c6132d085c02ac4d4e27f41705cbb099d559
[INFO] running `Command { std: "docker" "start" "-a" "b0556b71af16656ea90898044659c6132d085c02ac4d4e27f41705cbb099d559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0556b71af16656ea90898044659c6132d085c02ac4d4e27f41705cbb099d559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0556b71af16656ea90898044659c6132d085c02ac4d4e27f41705cbb099d559", kill_on_drop: false }`
[INFO] [stdout] b0556b71af16656ea90898044659c6132d085c02ac4d4e27f41705cbb099d559
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d120c017b9eb13aca22fafa8add4ca685d34998a3cc44925177048759f6c3e3
[INFO] running `Command { std: "docker" "start" "-a" "6d120c017b9eb13aca22fafa8add4ca685d34998a3cc44925177048759f6c3e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling slog-mock-proc-macros v0.4.0
[INFO] [stderr]    Compiling slog-mock v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.26s
[INFO] running `Command { std: "docker" "inspect" "6d120c017b9eb13aca22fafa8add4ca685d34998a3cc44925177048759f6c3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d120c017b9eb13aca22fafa8add4ca685d34998a3cc44925177048759f6c3e3", kill_on_drop: false }`
[INFO] [stdout] 6d120c017b9eb13aca22fafa8add4ca685d34998a3cc44925177048759f6c3e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6445823eeb226d847d1ba20346589e53bbbf11652b12080496e0b2b52880d51e
[INFO] running `Command { std: "docker" "start" "-a" "6445823eeb226d847d1ba20346589e53bbbf11652b12080496e0b2b52880d51e", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog-mock v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "6445823eeb226d847d1ba20346589e53bbbf11652b12080496e0b2b52880d51e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6445823eeb226d847d1ba20346589e53bbbf11652b12080496e0b2b52880d51e", kill_on_drop: false }`
[INFO] [stdout] 6445823eeb226d847d1ba20346589e53bbbf11652b12080496e0b2b52880d51e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e312908c3bfd4e3380228bdf49d0e09fdc8dd761e7bc1c10c8702bbad243e7b1
[INFO] running `Command { std: "docker" "start" "-a" "e312908c3bfd4e3380228bdf49d0e09fdc8dd761e7bc1c10c8702bbad243e7b1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/slog_mock-535e92226901d9f6)
[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 slog-mock
[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" "e312908c3bfd4e3380228bdf49d0e09fdc8dd761e7bc1c10c8702bbad243e7b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e312908c3bfd4e3380228bdf49d0e09fdc8dd761e7bc1c10c8702bbad243e7b1", kill_on_drop: false }`
[INFO] [stdout] e312908c3bfd4e3380228bdf49d0e09fdc8dd761e7bc1c10c8702bbad243e7b1