[INFO] fetching crate butane_codegen 0.1.0...
[INFO] testing butane_codegen-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate butane_codegen 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate butane_codegen 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate butane_codegen 0.1.0
[INFO] finished tweaking crates.io crate butane_codegen 0.1.0
[INFO] tweaked toml for crates.io crate butane_codegen 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 45b65e018edfb185ae88771b2d5cbc8d0b3d32abde4b16cd7b3c0feb0888afa8
[INFO] running `Command { std: "docker" "start" "-a" "45b65e018edfb185ae88771b2d5cbc8d0b3d32abde4b16cd7b3c0feb0888afa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45b65e018edfb185ae88771b2d5cbc8d0b3d32abde4b16cd7b3c0feb0888afa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b65e018edfb185ae88771b2d5cbc8d0b3d32abde4b16cd7b3c0feb0888afa8", kill_on_drop: false }`
[INFO] [stdout] 45b65e018edfb185ae88771b2d5cbc8d0b3d32abde4b16cd7b3c0feb0888afa8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d226edbdde61386808e96721544739b8d62debae2af4ab2d76fb0901f62f14c
[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" "4d226edbdde61386808e96721544739b8d62debae2af4ab2d76fb0901f62f14c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling butane_core v0.1.0
[INFO] [stderr]    Compiling butane_codegen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.21s
[INFO] running `Command { std: "docker" "inspect" "4d226edbdde61386808e96721544739b8d62debae2af4ab2d76fb0901f62f14c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d226edbdde61386808e96721544739b8d62debae2af4ab2d76fb0901f62f14c", kill_on_drop: false }`
[INFO] [stdout] 4d226edbdde61386808e96721544739b8d62debae2af4ab2d76fb0901f62f14c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccdf738786763cb0f8cca051974e0286ce5f438eb26ab1c53873c7e99012a1ca
[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" "ccdf738786763cb0f8cca051974e0286ce5f438eb26ab1c53873c7e99012a1ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling butane_codegen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "ccdf738786763cb0f8cca051974e0286ce5f438eb26ab1c53873c7e99012a1ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccdf738786763cb0f8cca051974e0286ce5f438eb26ab1c53873c7e99012a1ca", kill_on_drop: false }`
[INFO] [stdout] ccdf738786763cb0f8cca051974e0286ce5f438eb26ab1c53873c7e99012a1ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f04e4aaf145b36e7db9adac953b30b1bf24567512be317f978a29a77a667c0a1
[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" "f04e4aaf145b36e7db9adac953b30b1bf24567512be317f978a29a77a667c0a1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/butane_codegen-f9779c36160cc956
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests butane_codegen
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - butane_type (line 111) ... ignored
[INFO] [stdout] test src/lib.rs - model (line 36) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f04e4aaf145b36e7db9adac953b30b1bf24567512be317f978a29a77a667c0a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f04e4aaf145b36e7db9adac953b30b1bf24567512be317f978a29a77a667c0a1", kill_on_drop: false }`
[INFO] [stdout] f04e4aaf145b36e7db9adac953b30b1bf24567512be317f978a29a77a667c0a1