[INFO] fetching crate dync-derive 0.4.0...
[INFO] testing dync-derive-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate dync-derive 0.4.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate dync-derive 0.4.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dync-derive 0.4.0
[INFO] finished tweaking crates.io crate dync-derive 0.4.0
[INFO] tweaked toml for crates.io crate dync-derive 0.4.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] b6a608dbf7c6e6b040d4f857900edf25b14929db8ce8d3612a6bb14b1f05e8de
[INFO] running `Command { std: "docker" "start" "-a" "b6a608dbf7c6e6b040d4f857900edf25b14929db8ce8d3612a6bb14b1f05e8de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6a608dbf7c6e6b040d4f857900edf25b14929db8ce8d3612a6bb14b1f05e8de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a608dbf7c6e6b040d4f857900edf25b14929db8ce8d3612a6bb14b1f05e8de", kill_on_drop: false }`
[INFO] [stdout] b6a608dbf7c6e6b040d4f857900edf25b14929db8ce8d3612a6bb14b1f05e8de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66508d3b3d4619e243611262fa7f1413e5dbd42dc50df874b6aa1c15f43a0ccb
[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" "66508d3b3d4619e243611262fa7f1413e5dbd42dc50df874b6aa1c15f43a0ccb", kill_on_drop: false }`
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling dync-derive v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.00s
[INFO] running `Command { std: "docker" "inspect" "66508d3b3d4619e243611262fa7f1413e5dbd42dc50df874b6aa1c15f43a0ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66508d3b3d4619e243611262fa7f1413e5dbd42dc50df874b6aa1c15f43a0ccb", kill_on_drop: false }`
[INFO] [stdout] 66508d3b3d4619e243611262fa7f1413e5dbd42dc50df874b6aa1c15f43a0ccb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db3fe2ed046b24415768ab37d0e2fbdac156ed3df83de4ec33847becfc26300e
[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" "db3fe2ed046b24415768ab37d0e2fbdac156ed3df83de4ec33847becfc26300e", kill_on_drop: false }`
[INFO] [stderr]    Compiling dync-derive v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "db3fe2ed046b24415768ab37d0e2fbdac156ed3df83de4ec33847becfc26300e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db3fe2ed046b24415768ab37d0e2fbdac156ed3df83de4ec33847becfc26300e", kill_on_drop: false }`
[INFO] [stdout] db3fe2ed046b24415768ab37d0e2fbdac156ed3df83de4ec33847becfc26300e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f4f168b49b0d4fb52644ae8fb59d3baff7d2dfb93a52288cca06939dd4f7eb9a
[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" "f4f168b49b0d4fb52644ae8fb59d3baff7d2dfb93a52288cca06939dd4f7eb9a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dync_derive-211613d5b8a246b6
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dync-derive
[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" "f4f168b49b0d4fb52644ae8fb59d3baff7d2dfb93a52288cca06939dd4f7eb9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f168b49b0d4fb52644ae8fb59d3baff7d2dfb93a52288cca06939dd4f7eb9a", kill_on_drop: false }`
[INFO] [stdout] f4f168b49b0d4fb52644ae8fb59d3baff7d2dfb93a52288cca06939dd4f7eb9a