[INFO] fetching crate uavcan-derive 0.1.0-preview0...
[INFO] testing uavcan-derive-0.1.0-preview0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate uavcan-derive 0.1.0-preview0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate uavcan-derive 0.1.0-preview0 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 uavcan-derive 0.1.0-preview0
[INFO] finished tweaking crates.io crate uavcan-derive 0.1.0-preview0
[INFO] tweaked toml for crates.io crate uavcan-derive 0.1.0-preview0 written to /workspace/builds/worker-13/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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] ccfea1b6312e14fa3deda792a3c6da96e384151d8e903362a176ec394fa311ea
[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" "ccfea1b6312e14fa3deda792a3c6da96e384151d8e903362a176ec394fa311ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccfea1b6312e14fa3deda792a3c6da96e384151d8e903362a176ec394fa311ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccfea1b6312e14fa3deda792a3c6da96e384151d8e903362a176ec394fa311ea", kill_on_drop: false }`
[INFO] [stdout] ccfea1b6312e14fa3deda792a3c6da96e384151d8e903362a176ec394fa311ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 519e1ec733e538f5d73e2f718b234876ede7144ad460c4cc4acb1a2405e8035b
[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" "519e1ec733e538f5d73e2f718b234876ede7144ad460c4cc4acb1a2405e8035b", kill_on_drop: false }`
[INFO] [stderr]    Compiling uavcan-derive v0.1.0-preview0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `Command { std: "docker" "inspect" "519e1ec733e538f5d73e2f718b234876ede7144ad460c4cc4acb1a2405e8035b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "519e1ec733e538f5d73e2f718b234876ede7144ad460c4cc4acb1a2405e8035b", kill_on_drop: false }`
[INFO] [stdout] 519e1ec733e538f5d73e2f718b234876ede7144ad460c4cc4acb1a2405e8035b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] b504a2b56ea3f5ecfe988384028c35b7d50a4e4b249a82f6e2b6b357d3f38159
[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" "b504a2b56ea3f5ecfe988384028c35b7d50a4e4b249a82f6e2b6b357d3f38159", kill_on_drop: false }`
[INFO] [stderr]    Compiling uavcan-derive v0.1.0-preview0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "b504a2b56ea3f5ecfe988384028c35b7d50a4e4b249a82f6e2b6b357d3f38159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b504a2b56ea3f5ecfe988384028c35b7d50a4e4b249a82f6e2b6b357d3f38159", kill_on_drop: false }`
[INFO] [stdout] b504a2b56ea3f5ecfe988384028c35b7d50a4e4b249a82f6e2b6b357d3f38159
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a7641f4edcb219890328d2e2ec63bcd3758ba0ccdd269c2c0a39bd47fa507f7e
[INFO] running `Command { std: "docker" "start" "-a" "a7641f4edcb219890328d2e2ec63bcd3758ba0ccdd269c2c0a39bd47fa507f7e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/uavcan_derive-4aacb32451702e54
[INFO] [stderr]    Doc-tests uavcan-derive
[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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a7641f4edcb219890328d2e2ec63bcd3758ba0ccdd269c2c0a39bd47fa507f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7641f4edcb219890328d2e2ec63bcd3758ba0ccdd269c2c0a39bd47fa507f7e", kill_on_drop: false }`
[INFO] [stdout] a7641f4edcb219890328d2e2ec63bcd3758ba0ccdd269c2c0a39bd47fa507f7e