[INFO] fetching crate try_or_wrap_s 0.2.0...
[INFO] testing try_or_wrap_s-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate try_or_wrap_s 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate try_or_wrap_s 0.2.0 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 try_or_wrap_s 0.2.0
[INFO] finished tweaking crates.io crate try_or_wrap_s 0.2.0
[INFO] tweaked toml for crates.io crate try_or_wrap_s 0.2.0 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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 867889f5eb604d1101c1dc629f7ff7d2ab7e0c4f14498f1675748cc6b77dc568
[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" "867889f5eb604d1101c1dc629f7ff7d2ab7e0c4f14498f1675748cc6b77dc568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "867889f5eb604d1101c1dc629f7ff7d2ab7e0c4f14498f1675748cc6b77dc568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "867889f5eb604d1101c1dc629f7ff7d2ab7e0c4f14498f1675748cc6b77dc568", kill_on_drop: false }`
[INFO] [stdout] 867889f5eb604d1101c1dc629f7ff7d2ab7e0c4f14498f1675748cc6b77dc568
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d14ccd98dbd431ce57dfa48ad74217deca9ca75c9a15bb605a76acea986e7d9
[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" "6d14ccd98dbd431ce57dfa48ad74217deca9ca75c9a15bb605a76acea986e7d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling try_or_wrap_s v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "6d14ccd98dbd431ce57dfa48ad74217deca9ca75c9a15bb605a76acea986e7d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d14ccd98dbd431ce57dfa48ad74217deca9ca75c9a15bb605a76acea986e7d9", kill_on_drop: false }`
[INFO] [stdout] 6d14ccd98dbd431ce57dfa48ad74217deca9ca75c9a15bb605a76acea986e7d9
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abdd8a60cf9fc3ac93bc1fca4eb03c7d02ab801dd2de68c2b1344bd9a6ec8072
[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" "abdd8a60cf9fc3ac93bc1fca4eb03c7d02ab801dd2de68c2b1344bd9a6ec8072", kill_on_drop: false }`
[INFO] [stderr]    Compiling try_or_wrap_s v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "abdd8a60cf9fc3ac93bc1fca4eb03c7d02ab801dd2de68c2b1344bd9a6ec8072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abdd8a60cf9fc3ac93bc1fca4eb03c7d02ab801dd2de68c2b1344bd9a6ec8072", kill_on_drop: false }`
[INFO] [stdout] abdd8a60cf9fc3ac93bc1fca4eb03c7d02ab801dd2de68c2b1344bd9a6ec8072
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 72e2921cf0e084d21ba24eddc7beba6fde4cb1cfc5c38cf2edda1985d842dbd3
[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" "72e2921cf0e084d21ba24eddc7beba6fde4cb1cfc5c38cf2edda1985d842dbd3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/try_or_wrap_s-f0a1ca25d0722162
[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] [stderr]    Doc-tests try_or_wrap_s
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 9) ... ignored
[INFO] [stdout] test src/lib.rs - try_or_wrap (line 22) ... 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" "72e2921cf0e084d21ba24eddc7beba6fde4cb1cfc5c38cf2edda1985d842dbd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e2921cf0e084d21ba24eddc7beba6fde4cb1cfc5c38cf2edda1985d842dbd3", kill_on_drop: false }`
[INFO] [stdout] 72e2921cf0e084d21ba24eddc7beba6fde4cb1cfc5c38cf2edda1985d842dbd3