[INFO] fetching crate rill-export 0.24.0...
[INFO] testing rill-export-0.24.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rill-export 0.24.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rill-export 0.24.0 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 rill-export 0.24.0
[INFO] finished tweaking crates.io crate rill-export 0.24.0
[INFO] tweaked toml for crates.io crate rill-export 0.24.0 written to /workspace/builds/worker-12/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] [stderr]     Blocking waiting for file lock on package cache
[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 iter-read v0.3.0
[INFO] [stderr]   Downloaded serde-pickle v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] fac3ef8e7fe06549482ed7977bfda57619988a3d888118a204d393e512ccebb3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fac3ef8e7fe06549482ed7977bfda57619988a3d888118a204d393e512ccebb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fac3ef8e7fe06549482ed7977bfda57619988a3d888118a204d393e512ccebb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fac3ef8e7fe06549482ed7977bfda57619988a3d888118a204d393e512ccebb3", kill_on_drop: false }`
[INFO] [stdout] fac3ef8e7fe06549482ed7977bfda57619988a3d888118a204d393e512ccebb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] f50e4aab55bbead5535d389da5cc49e1eb165fd3b7426ae8797d50f56d66395a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f50e4aab55bbead5535d389da5cc49e1eb165fd3b7426ae8797d50f56d66395a", kill_on_drop: false }`
[INFO] [stderr]    Compiling metacrate v0.1.2
[INFO] [stderr]    Compiling iter-read v0.3.0
[INFO] [stderr]    Compiling input_buffer v0.4.0
[INFO] [stderr]    Compiling typed-slab v0.1.4
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio-util v0.6.8
[INFO] [stderr]    Compiling headers v0.3.4
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling tungstenite v0.13.0
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling strum v0.20.0
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling h2 v0.3.4
[INFO] [stderr]    Compiling tokio-tungstenite v0.14.0
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling meio-protocol v0.84.2
[INFO] [stderr]    Compiling serde_qs v0.8.4
[INFO] [stderr]    Compiling ordered-float v2.8.0
[INFO] [stderr]    Compiling serde-pickle v0.6.3
[INFO] [stderr]    Compiling meio v0.84.2
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.4
[INFO] [stderr]    Compiling hyper v0.14.12
[INFO] [stderr]    Compiling num_enum v0.5.4
[INFO] [stderr]    Compiling flexbuffers v0.2.2
[INFO] [stderr]    Compiling rill-protocol v0.24.0
[INFO] [stderr]    Compiling meio-connect v0.84.2
[INFO] [stderr]    Compiling rill-client v0.24.0
[INFO] [stderr]    Compiling rill-export v0.24.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `Command { std: "docker" "inspect" "f50e4aab55bbead5535d389da5cc49e1eb165fd3b7426ae8797d50f56d66395a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f50e4aab55bbead5535d389da5cc49e1eb165fd3b7426ae8797d50f56d66395a", kill_on_drop: false }`
[INFO] [stdout] f50e4aab55bbead5535d389da5cc49e1eb165fd3b7426ae8797d50f56d66395a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] d0669d49811dc2091b53257b0d25d701c6aac06723db34115b1af4ef9f99897d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d0669d49811dc2091b53257b0d25d701c6aac06723db34115b1af4ef9f99897d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rill-export v0.24.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.17s
[INFO] running `Command { std: "docker" "inspect" "d0669d49811dc2091b53257b0d25d701c6aac06723db34115b1af4ef9f99897d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0669d49811dc2091b53257b0d25d701c6aac06723db34115b1af4ef9f99897d", kill_on_drop: false }`
[INFO] [stdout] d0669d49811dc2091b53257b0d25d701c6aac06723db34115b1af4ef9f99897d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] a7100d1d3c467fa63a48adf40a8ce90089dc41c93fe97bda7c04b5a89bc1b965
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a7100d1d3c467fa63a48adf40a8ce90089dc41c93fe97bda7c04b5a89bc1b965", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rill_export-e0b27deadb3c11e2)
[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 rill-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" "a7100d1d3c467fa63a48adf40a8ce90089dc41c93fe97bda7c04b5a89bc1b965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7100d1d3c467fa63a48adf40a8ce90089dc41c93fe97bda7c04b5a89bc1b965", kill_on_drop: false }`
[INFO] [stdout] a7100d1d3c467fa63a48adf40a8ce90089dc41c93fe97bda7c04b5a89bc1b965