[INFO] fetching crate gc_derive 0.3.6...
[INFO] testing gc_derive-0.3.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate gc_derive 0.3.6 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate gc_derive 0.3.6 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 gc_derive 0.3.6
[INFO] finished tweaking crates.io crate gc_derive 0.3.6
[INFO] tweaked toml for crates.io crate gc_derive 0.3.6 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+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] 177102c0dda85e70b3c2cba7476f5fa6e0c2bf1e26b53f3632b16f1b97aa2dc4
[INFO] running `Command { std: "docker" "start" "-a" "177102c0dda85e70b3c2cba7476f5fa6e0c2bf1e26b53f3632b16f1b97aa2dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "177102c0dda85e70b3c2cba7476f5fa6e0c2bf1e26b53f3632b16f1b97aa2dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "177102c0dda85e70b3c2cba7476f5fa6e0c2bf1e26b53f3632b16f1b97aa2dc4", kill_on_drop: false }`
[INFO] [stdout] 177102c0dda85e70b3c2cba7476f5fa6e0c2bf1e26b53f3632b16f1b97aa2dc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b80f3489d274e5fcf6576c4d7fdd5011f9c58550145d341da58c93df160afe13
[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" "b80f3489d274e5fcf6576c4d7fdd5011f9c58550145d341da58c93df160afe13", kill_on_drop: false }`
[INFO] [stderr]    Compiling gc_derive v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "b80f3489d274e5fcf6576c4d7fdd5011f9c58550145d341da58c93df160afe13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b80f3489d274e5fcf6576c4d7fdd5011f9c58550145d341da58c93df160afe13", kill_on_drop: false }`
[INFO] [stdout] b80f3489d274e5fcf6576c4d7fdd5011f9c58550145d341da58c93df160afe13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 2bc53f077424aab6cec6d777fedfb48d2c0dd86a5cc92103eee933bf20d45bb8
[INFO] running `Command { std: "docker" "start" "-a" "2bc53f077424aab6cec6d777fedfb48d2c0dd86a5cc92103eee933bf20d45bb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling gc_derive v0.3.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "2bc53f077424aab6cec6d777fedfb48d2c0dd86a5cc92103eee933bf20d45bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bc53f077424aab6cec6d777fedfb48d2c0dd86a5cc92103eee933bf20d45bb8", kill_on_drop: false }`
[INFO] [stdout] 2bc53f077424aab6cec6d777fedfb48d2c0dd86a5cc92103eee933bf20d45bb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+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] d902333a01c778e17637f53a4c8ee5d7b2e8ec893f27c0813dac99438c29c6f1
[INFO] running `Command { std: "docker" "start" "-a" "d902333a01c778e17637f53a4c8ee5d7b2e8ec893f27c0813dac99438c29c6f1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gc_derive-803da88cbef9cb1e
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gc_derive
[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" "d902333a01c778e17637f53a4c8ee5d7b2e8ec893f27c0813dac99438c29c6f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d902333a01c778e17637f53a4c8ee5d7b2e8ec893f27c0813dac99438c29c6f1", kill_on_drop: false }`
[INFO] [stdout] d902333a01c778e17637f53a4c8ee5d7b2e8ec893f27c0813dac99438c29c6f1