[INFO] fetching crate or-iterator 0.1.1...
[INFO] testing or-iterator-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate or-iterator 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate or-iterator 0.1.1 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 or-iterator 0.1.1
[INFO] finished tweaking crates.io crate or-iterator 0.1.1
[INFO] tweaked toml for crates.io crate or-iterator 0.1.1 written to /workspace/builds/worker-9/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-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb1524316f8edc557dff7a17c28ea86d6566771c635f818421e27a30659b49b4
[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" "cb1524316f8edc557dff7a17c28ea86d6566771c635f818421e27a30659b49b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb1524316f8edc557dff7a17c28ea86d6566771c635f818421e27a30659b49b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb1524316f8edc557dff7a17c28ea86d6566771c635f818421e27a30659b49b4", kill_on_drop: false }`
[INFO] [stdout] cb1524316f8edc557dff7a17c28ea86d6566771c635f818421e27a30659b49b4
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c6a0863dd14871f7477dc9970caa933ca37ed10f4fc360a849a8198cbac3e6e
[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" "3c6a0863dd14871f7477dc9970caa933ca37ed10f4fc360a849a8198cbac3e6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling or-iterator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "3c6a0863dd14871f7477dc9970caa933ca37ed10f4fc360a849a8198cbac3e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c6a0863dd14871f7477dc9970caa933ca37ed10f4fc360a849a8198cbac3e6e", kill_on_drop: false }`
[INFO] [stdout] 3c6a0863dd14871f7477dc9970caa933ca37ed10f4fc360a849a8198cbac3e6e
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] b3eedffd29048346d788d2b85fe9c41dc95a6da32c4590fbd3f238ccea5af083
[INFO] running `Command { std: "docker" "start" "-a" "b3eedffd29048346d788d2b85fe9c41dc95a6da32c4590fbd3f238ccea5af083", kill_on_drop: false }`
[INFO] [stderr]    Compiling or-iterator v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "b3eedffd29048346d788d2b85fe9c41dc95a6da32c4590fbd3f238ccea5af083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3eedffd29048346d788d2b85fe9c41dc95a6da32c4590fbd3f238ccea5af083", kill_on_drop: false }`
[INFO] [stdout] b3eedffd29048346d788d2b85fe9c41dc95a6da32c4590fbd3f238ccea5af083
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 791f60c66af16c6d0a9fab6da1bf30cd1bafce3f96b59fb13c9a7f468f48867f
[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" "791f60c66af16c6d0a9fab6da1bf30cd1bafce3f96b59fb13c9a7f468f48867f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 6 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/or_iterator-c74cf68b8a646fce
[INFO] [stdout] test tests::len ... ok
[INFO] [stdout] test tests::last ... ok
[INFO] [stdout] test tests::basic ... ok
[INFO] [stderr]    Doc-tests or-iterator
[INFO] [stdout] test tests::count ... ok
[INFO] [stdout] test tests::nth ... ok
[INFO] [stdout] test tests::fold ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "791f60c66af16c6d0a9fab6da1bf30cd1bafce3f96b59fb13c9a7f468f48867f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "791f60c66af16c6d0a9fab6da1bf30cd1bafce3f96b59fb13c9a7f468f48867f", kill_on_drop: false }`
[INFO] [stdout] 791f60c66af16c6d0a9fab6da1bf30cd1bafce3f96b59fb13c9a7f468f48867f