[INFO] fetching crate rate-config 0.39.0...
[INFO] testing rate-config-0.39.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rate-config 0.39.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate rate-config 0.39.0 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 rate-config 0.39.0
[INFO] finished tweaking crates.io crate rate-config 0.39.0
[INFO] tweaked toml for crates.io crate rate-config 0.39.0 written to /workspace/builds/worker-15/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 envy v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 5cd44ba66b01a902e1ff8f5ab29a4acfe77b196c56853920ffa508db6ef84877
[INFO] running `Command { std: "docker" "start" "-a" "5cd44ba66b01a902e1ff8f5ab29a4acfe77b196c56853920ffa508db6ef84877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cd44ba66b01a902e1ff8f5ab29a4acfe77b196c56853920ffa508db6ef84877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd44ba66b01a902e1ff8f5ab29a4acfe77b196c56853920ffa508db6ef84877", kill_on_drop: false }`
[INFO] [stdout] 5cd44ba66b01a902e1ff8f5ab29a4acfe77b196c56853920ffa508db6ef84877
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 68db80800e819efdb57db55e98edc2f137d28e193187a8ce07a81a1eb39b62c1
[INFO] running `Command { std: "docker" "start" "-a" "68db80800e819efdb57db55e98edc2f137d28e193187a8ce07a81a1eb39b62c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling envy v0.4.2
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling tokio-util v0.6.8
[INFO] [stderr]    Compiling meio v0.93.6
[INFO] [stderr]    Compiling rate-config v0.39.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.00s
[INFO] running `Command { std: "docker" "inspect" "68db80800e819efdb57db55e98edc2f137d28e193187a8ce07a81a1eb39b62c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68db80800e819efdb57db55e98edc2f137d28e193187a8ce07a81a1eb39b62c1", kill_on_drop: false }`
[INFO] [stdout] 68db80800e819efdb57db55e98edc2f137d28e193187a8ce07a81a1eb39b62c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] fa974a60da56543d4a739cd342b2e1508afc0a7b960172ede6a1995b65626936
[INFO] running `Command { std: "docker" "start" "-a" "fa974a60da56543d4a739cd342b2e1508afc0a7b960172ede6a1995b65626936", kill_on_drop: false }`
[INFO] [stderr]    Compiling rate-config v0.39.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "fa974a60da56543d4a739cd342b2e1508afc0a7b960172ede6a1995b65626936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa974a60da56543d4a739cd342b2e1508afc0a7b960172ede6a1995b65626936", kill_on_drop: false }`
[INFO] [stdout] fa974a60da56543d4a739cd342b2e1508afc0a7b960172ede6a1995b65626936
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] e222d913da4bd4fbc19eb760bdd12bea241a5fd47a274cab81492da3581b5990
[INFO] running `Command { std: "docker" "start" "-a" "e222d913da4bd4fbc19eb760bdd12bea241a5fd47a274cab81492da3581b5990", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rate_config-8623a0aa59ac297e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rate-config
[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" "e222d913da4bd4fbc19eb760bdd12bea241a5fd47a274cab81492da3581b5990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e222d913da4bd4fbc19eb760bdd12bea241a5fd47a274cab81492da3581b5990", kill_on_drop: false }`
[INFO] [stdout] e222d913da4bd4fbc19eb760bdd12bea241a5fd47a274cab81492da3581b5990