[INFO] fetching crate errln 0.1.0...
[INFO] testing errln-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate errln 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate errln 0.1.0 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 errln 0.1.0
[INFO] finished tweaking crates.io crate errln 0.1.0
[INFO] tweaked toml for crates.io crate errln 0.1.0 written to /workspace/builds/worker-10/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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 78f15c4fa4110a3690b4eb4f285829c9f4d1f181e4a75a346f214e9c6e8b722a
[INFO] running `Command { std: "docker" "start" "-a" "78f15c4fa4110a3690b4eb4f285829c9f4d1f181e4a75a346f214e9c6e8b722a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78f15c4fa4110a3690b4eb4f285829c9f4d1f181e4a75a346f214e9c6e8b722a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78f15c4fa4110a3690b4eb4f285829c9f4d1f181e4a75a346f214e9c6e8b722a", kill_on_drop: false }`
[INFO] [stdout] 78f15c4fa4110a3690b4eb4f285829c9f4d1f181e4a75a346f214e9c6e8b722a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 16cedc3b050bbf28a168ae7b9d0a6dbbac276d59912b7164d6a3d44ebf688de7
[INFO] running `Command { std: "docker" "start" "-a" "16cedc3b050bbf28a168ae7b9d0a6dbbac276d59912b7164d6a3d44ebf688de7", kill_on_drop: false }`
[INFO] [stderr]    Compiling errln v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "16cedc3b050bbf28a168ae7b9d0a6dbbac276d59912b7164d6a3d44ebf688de7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16cedc3b050bbf28a168ae7b9d0a6dbbac276d59912b7164d6a3d44ebf688de7", kill_on_drop: false }`
[INFO] [stdout] 16cedc3b050bbf28a168ae7b9d0a6dbbac276d59912b7164d6a3d44ebf688de7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 8c5edf61a7e1f88a9eb422ebffe7aee67968c1ce83104da44fc870d868c65f4c
[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" "8c5edf61a7e1f88a9eb422ebffe7aee67968c1ce83104da44fc870d868c65f4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling errln v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "8c5edf61a7e1f88a9eb422ebffe7aee67968c1ce83104da44fc870d868c65f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c5edf61a7e1f88a9eb422ebffe7aee67968c1ce83104da44fc870d868c65f4c", kill_on_drop: false }`
[INFO] [stdout] 8c5edf61a7e1f88a9eb422ebffe7aee67968c1ce83104da44fc870d868c65f4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 4602cb3717e2c4690dc42046def69b98e91a6d70f6ee8d37d7f7acc4868d5957
[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" "4602cb3717e2c4690dc42046def69b98e91a6d70f6ee8d37d7f7acc4868d5957", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/errln-e69931f58ca681df
[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 errln
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - err (line 16) ... ok
[INFO] [stdout] test src/lib.rs - errln (line 60) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4602cb3717e2c4690dc42046def69b98e91a6d70f6ee8d37d7f7acc4868d5957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4602cb3717e2c4690dc42046def69b98e91a6d70f6ee8d37d7f7acc4868d5957", kill_on_drop: false }`
[INFO] [stdout] 4602cb3717e2c4690dc42046def69b98e91a6d70f6ee8d37d7f7acc4868d5957