[INFO] fetching crate try_map 0.3.1...
[INFO] testing try_map-0.3.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate try_map 0.3.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate try_map 0.3.1 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 try_map 0.3.1
[INFO] finished tweaking crates.io crate try_map 0.3.1
[INFO] tweaked toml for crates.io crate try_map 0.3.1 written to /workspace/builds/worker-12/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 2ce0b0b72a28ce4eefdd6d3224298a5d2fc04b9ea90149ff0c54398965455f69
[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" "2ce0b0b72a28ce4eefdd6d3224298a5d2fc04b9ea90149ff0c54398965455f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ce0b0b72a28ce4eefdd6d3224298a5d2fc04b9ea90149ff0c54398965455f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ce0b0b72a28ce4eefdd6d3224298a5d2fc04b9ea90149ff0c54398965455f69", kill_on_drop: false }`
[INFO] [stdout] 2ce0b0b72a28ce4eefdd6d3224298a5d2fc04b9ea90149ff0c54398965455f69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 3c8e9a8b1ffb1e50fd6555ae30320fc4408c5d81ed9c5d3199d11242d9fe63a9
[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" "3c8e9a8b1ffb1e50fd6555ae30320fc4408c5d81ed9c5d3199d11242d9fe63a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling try_map v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "3c8e9a8b1ffb1e50fd6555ae30320fc4408c5d81ed9c5d3199d11242d9fe63a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c8e9a8b1ffb1e50fd6555ae30320fc4408c5d81ed9c5d3199d11242d9fe63a9", kill_on_drop: false }`
[INFO] [stdout] 3c8e9a8b1ffb1e50fd6555ae30320fc4408c5d81ed9c5d3199d11242d9fe63a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] caf02abbd86b9d45e9e0af863d37c3f4725e6698d462570d22213038d1c0bcfc
[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" "caf02abbd86b9d45e9e0af863d37c3f4725e6698d462570d22213038d1c0bcfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling try_map v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "caf02abbd86b9d45e9e0af863d37c3f4725e6698d462570d22213038d1c0bcfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caf02abbd86b9d45e9e0af863d37c3f4725e6698d462570d22213038d1c0bcfc", kill_on_drop: false }`
[INFO] [stdout] caf02abbd86b9d45e9e0af863d37c3f4725e6698d462570d22213038d1c0bcfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 43bfa94a234e8dc95b615934cab0cc1458925d2dd4df3c93c0400aba700565dc
[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" "43bfa94a234e8dc95b615934cab0cc1458925d2dd4df3c93c0400aba700565dc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/try_map-93009a9138b54728
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::test_flip_1 ... ok
[INFO] [stdout] test tests::test_flip_2 ... ok
[INFO] [stdout] test tests::test_flip_3 ... ok
[INFO] [stdout] test tests::test_try_map_1 ... ok
[INFO] [stdout] test tests::test_flip_vec_2 ... ok
[INFO] [stdout] test tests::test_flip_vec_1 ... ok
[INFO] [stdout] test tests::test_try_map_3 ... ok
[INFO] [stdout] test tests::test_try_map_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests try_map
[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" "43bfa94a234e8dc95b615934cab0cc1458925d2dd4df3c93c0400aba700565dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43bfa94a234e8dc95b615934cab0cc1458925d2dd4df3c93c0400aba700565dc", kill_on_drop: false }`
[INFO] [stdout] 43bfa94a234e8dc95b615934cab0cc1458925d2dd4df3c93c0400aba700565dc