[INFO] fetching crate septem 1.1.0...
[INFO] testing septem-1.1.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate septem 1.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate septem 1.1.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate septem 1.1.0
[INFO] finished tweaking crates.io crate septem 1.1.0
[INFO] tweaked toml for crates.io crate septem 1.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bfb21f39bf812cd1a77def7d8e5c9896aaa80928db0bee1a5c5240f6f13988d
[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" "5bfb21f39bf812cd1a77def7d8e5c9896aaa80928db0bee1a5c5240f6f13988d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bfb21f39bf812cd1a77def7d8e5c9896aaa80928db0bee1a5c5240f6f13988d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bfb21f39bf812cd1a77def7d8e5c9896aaa80928db0bee1a5c5240f6f13988d", kill_on_drop: false }`
[INFO] [stdout] 5bfb21f39bf812cd1a77def7d8e5c9896aaa80928db0bee1a5c5240f6f13988d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db562030dee27fe9848db0e77dd9f32f53b3d6ce3bd79240c59b9c548cae0a0f
[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" "db562030dee27fe9848db0e77dd9f32f53b3d6ce3bd79240c59b9c548cae0a0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling septem v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "db562030dee27fe9848db0e77dd9f32f53b3d6ce3bd79240c59b9c548cae0a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db562030dee27fe9848db0e77dd9f32f53b3d6ce3bd79240c59b9c548cae0a0f", kill_on_drop: false }`
[INFO] [stdout] db562030dee27fe9848db0e77dd9f32f53b3d6ce3bd79240c59b9c548cae0a0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e91e505e0c4187cff6014025d2ec87ffc0b6f55fab692a0100a53f9a11514e93
[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" "e91e505e0c4187cff6014025d2ec87ffc0b6f55fab692a0100a53f9a11514e93", kill_on_drop: false }`
[INFO] [stderr]    Compiling septem v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "e91e505e0c4187cff6014025d2ec87ffc0b6f55fab692a0100a53f9a11514e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e91e505e0c4187cff6014025d2ec87ffc0b6f55fab692a0100a53f9a11514e93", kill_on_drop: false }`
[INFO] [stdout] e91e505e0c4187cff6014025d2ec87ffc0b6f55fab692a0100a53f9a11514e93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e16aaf8441f4cd37163ab73e0152683e8f387539b3b26514eaa3abfeaa8df33a
[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" "e16aaf8441f4cd37163ab73e0152683e8f387539b3b26514eaa3abfeaa8df33a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/septem-c08caa0323639dc0)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/digit.rs (/opt/rustwide/target/debug/deps/digit-ac7dedf175dc1425)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::digit_display ... ok
[INFO] [stdout] test tests::from_int_valid ... ok
[INFO] [stdout] test tests::to_int ... ok
[INFO] [stdout] test tests::from_int_invalid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/roman.rs (/opt/rustwide/target/debug/deps/roman-53af14ed3b9746b3)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::display_roman ... ok
[INFO] [stdout] test tests::from_str_invalid ... ok
[INFO] [stdout] test tests::to_digits ... ok
[INFO] [stdout] test tests::from_unchecked ... ok
[INFO] [stdout] test tests::from_str_valid ... ok
[INFO] [stdout] test tests::parse_str ... ok
[INFO] [stdout] test tests::from_int_too_high ... ok
[INFO] [stdout] test tests::from_valid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests septem
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/roman.rs - roman::Roman::from_str (line 146) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/digit.rs - digit::Digit::from_int (line 21) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/digit.rs - digit::Digit::from_char (line 50) ... ok
[INFO] [stdout] test src/roman.rs - roman::Roman::from_unchecked (line 38) ... ok
[INFO] [stdout] test src/roman.rs - roman::Roman (line 126) ... ok
[INFO] [stdout] test src/roman.rs - roman::Roman::from (line 17) ... ok
[INFO] [stdout] test src/digit.rs - digit::Digit::from_byte (line 76) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e16aaf8441f4cd37163ab73e0152683e8f387539b3b26514eaa3abfeaa8df33a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e16aaf8441f4cd37163ab73e0152683e8f387539b3b26514eaa3abfeaa8df33a", kill_on_drop: false }`
[INFO] [stdout] e16aaf8441f4cd37163ab73e0152683e8f387539b3b26514eaa3abfeaa8df33a