[INFO] fetching crate xvii 0.4.1...
[INFO] testing xvii-0.4.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate xvii 0.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate xvii 0.4.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xvii 0.4.1
[INFO] finished tweaking crates.io crate xvii 0.4.1
[INFO] tweaked toml for crates.io crate xvii 0.4.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2160a8eed29b4c18e69a412d81232a1544d823ebd20845648d9ee969f6723b3
[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" "f2160a8eed29b4c18e69a412d81232a1544d823ebd20845648d9ee969f6723b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2160a8eed29b4c18e69a412d81232a1544d823ebd20845648d9ee969f6723b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2160a8eed29b4c18e69a412d81232a1544d823ebd20845648d9ee969f6723b3", kill_on_drop: false }`
[INFO] [stdout] f2160a8eed29b4c18e69a412d81232a1544d823ebd20845648d9ee969f6723b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 02a21248fe3183dbd0694fd11c694b85d1c61dfc540d5cafb69c4dc4cf15843f
[INFO] running `Command { std: "docker" "start" "-a" "02a21248fe3183dbd0694fd11c694b85d1c61dfc540d5cafb69c4dc4cf15843f", kill_on_drop: false }`
[INFO] [stderr]    Compiling xvii v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "02a21248fe3183dbd0694fd11c694b85d1c61dfc540d5cafb69c4dc4cf15843f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02a21248fe3183dbd0694fd11c694b85d1c61dfc540d5cafb69c4dc4cf15843f", kill_on_drop: false }`
[INFO] [stdout] 02a21248fe3183dbd0694fd11c694b85d1c61dfc540d5cafb69c4dc4cf15843f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 1733f4a838e9e626850e1cfc805466391aaaaf1bfb481834ff217e4d9126c266
[INFO] running `Command { std: "docker" "start" "-a" "1733f4a838e9e626850e1cfc805466391aaaaf1bfb481834ff217e4d9126c266", kill_on_drop: false }`
[INFO] [stderr]    Compiling xvii v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "1733f4a838e9e626850e1cfc805466391aaaaf1bfb481834ff217e4d9126c266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1733f4a838e9e626850e1cfc805466391aaaaf1bfb481834ff217e4d9126c266", kill_on_drop: false }`
[INFO] [stdout] 1733f4a838e9e626850e1cfc805466391aaaaf1bfb481834ff217e4d9126c266
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", 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] bbc14ac7ebbbced2001d2048c4e226e31f0fe992308c53554b1977b105008e68
[INFO] running `Command { std: "docker" "start" "-a" "bbc14ac7ebbbced2001d2048c4e226e31f0fe992308c53554b1977b105008e68", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 12 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/xvii-1736d5a8f8f688f1
[INFO] [stdout] test roman::tests::max_value_equals_4999 ... ok
[INFO] [stdout] test roman::tests::mcmlxxxiv_equals_1984 ... ok
[INFO] [stdout] test roman::tests::mmdxxix_equals_2529 ... ok
[INFO] [stdout] test roman::tests::mmmcmxcix_value_equals_3999 ... ok
[INFO] [stdout] test unit::tests::i_equals_sequence_1 ... ok
[INFO] [stdout] test unit::tests::iiiiix_equals_5 ... ok
[INFO] [stdout] test unit::tests::ix_equals_9 ... ok
[INFO] [stdout] test unit::tests::to_digit_works ... ok
[INFO] [stdout] test unit::tests::i_equals_1 ... ok
[INFO] [stdout] test roman::tests::mmcmxcix_equals_2999 ... ok
[INFO] [stderr]    Doc-tests xvii
[INFO] [stdout] test roman::tests::mmmmcmxcix_parses_as_4999 ... ok
[INFO] [stdout] test roman::tests::overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/roman.rs - roman::Roman::into_inner (line 112) ... ok
[INFO] [stdout] test src/roman.rs - roman::Roman::to_uppercase (line 34) ... ok
[INFO] [stdout] test src/roman.rs - roman::Roman::to_lowercase (line 58) ... ok
[INFO] [stdout] test src/roman.rs - roman::Roman::value (line 100) ... ok
[INFO] [stdout] test src/roman.rs - roman::Roman::format (line 82) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bbc14ac7ebbbced2001d2048c4e226e31f0fe992308c53554b1977b105008e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbc14ac7ebbbced2001d2048c4e226e31f0fe992308c53554b1977b105008e68", kill_on_drop: false }`
[INFO] [stdout] bbc14ac7ebbbced2001d2048c4e226e31f0fe992308c53554b1977b105008e68