[INFO] fetching crate obi 0.0.1...
[INFO] testing obi-0.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate obi 0.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate obi 0.0.1 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 obi 0.0.1
[INFO] finished tweaking crates.io crate obi 0.0.1
[INFO] tweaked toml for crates.io crate obi 0.0.1 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f08991f0e00fc1bc3e1f666a813c16a26701d7f812676bc2c526cfd33c516697
[INFO] running `Command { std: "docker" "start" "-a" "f08991f0e00fc1bc3e1f666a813c16a26701d7f812676bc2c526cfd33c516697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f08991f0e00fc1bc3e1f666a813c16a26701d7f812676bc2c526cfd33c516697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f08991f0e00fc1bc3e1f666a813c16a26701d7f812676bc2c526cfd33c516697", kill_on_drop: false }`
[INFO] [stdout] f08991f0e00fc1bc3e1f666a813c16a26701d7f812676bc2c526cfd33c516697
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 6b9adfe9cbce6494341f3cf82ca373c3d1944d8b312d9ae2001f1d3177529aa5
[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" "6b9adfe9cbce6494341f3cf82ca373c3d1944d8b312d9ae2001f1d3177529aa5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling obi-derive-internal v0.0.1
[INFO] [stderr]    Compiling obi-derive v0.0.1
[INFO] [stderr]    Compiling obi v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.25s
[INFO] running `Command { std: "docker" "inspect" "6b9adfe9cbce6494341f3cf82ca373c3d1944d8b312d9ae2001f1d3177529aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b9adfe9cbce6494341f3cf82ca373c3d1944d8b312d9ae2001f1d3177529aa5", kill_on_drop: false }`
[INFO] [stdout] 6b9adfe9cbce6494341f3cf82ca373c3d1944d8b312d9ae2001f1d3177529aa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 8f0b91b1d74927b1c714dfbe8125bd354069ee961c1c1590c85254434e78f7f3
[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" "8f0b91b1d74927b1c714dfbe8125bd354069ee961c1c1590c85254434e78f7f3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling obi v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "8f0b91b1d74927b1c714dfbe8125bd354069ee961c1c1590c85254434e78f7f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f0b91b1d74927b1c714dfbe8125bd354069ee961c1c1590c85254434e78f7f3", kill_on_drop: false }`
[INFO] [stdout] 8f0b91b1d74927b1c714dfbe8125bd354069ee961c1c1590c85254434e78f7f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 0f8ce3a65146eb8f2c204fd3f0bfe95c9ceb5dead0dc4a7cad44733d225c8ef0
[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" "0f8ce3a65146eb8f2c204fd3f0bfe95c9ceb5dead0dc4a7cad44733d225c8ef0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/obi-acaaf79c80532942
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test dec::hint::tests::test_cautious_u8 ... ok
[INFO] [stdout] test schema::tests::nested_vec ... ok
[INFO] [stdout] test schema::tests::simple_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests obi
[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" "0f8ce3a65146eb8f2c204fd3f0bfe95c9ceb5dead0dc4a7cad44733d225c8ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f8ce3a65146eb8f2c204fd3f0bfe95c9ceb5dead0dc4a7cad44733d225c8ef0", kill_on_drop: false }`
[INFO] [stdout] 0f8ce3a65146eb8f2c204fd3f0bfe95c9ceb5dead0dc4a7cad44733d225c8ef0