[INFO] fetching crate rcut-lib 0.0.52...
[INFO] testing rcut-lib-0.0.52 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate rcut-lib 0.0.52 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rcut-lib 0.0.52 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rcut-lib 0.0.52
[INFO] finished tweaking crates.io crate rcut-lib 0.0.52
[INFO] tweaked toml for crates.io crate rcut-lib 0.0.52 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rtools-traits v0.0.52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ba80d31daff5ddb545d53c9e4d88ceb6a464d1a612566496e85a1eb0329ea6a
[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" "2ba80d31daff5ddb545d53c9e4d88ceb6a464d1a612566496e85a1eb0329ea6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ba80d31daff5ddb545d53c9e4d88ceb6a464d1a612566496e85a1eb0329ea6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ba80d31daff5ddb545d53c9e4d88ceb6a464d1a612566496e85a1eb0329ea6a", kill_on_drop: false }`
[INFO] [stdout] 2ba80d31daff5ddb545d53c9e4d88ceb6a464d1a612566496e85a1eb0329ea6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0915b1b80aaa8b4a0bbcae6bd289c4edd6a3710b334468c2ad5e3eac6fc15e79
[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" "0915b1b80aaa8b4a0bbcae6bd289c4edd6a3710b334468c2ad5e3eac6fc15e79", kill_on_drop: false }`
[INFO] [stderr]    Compiling rtools-traits v0.0.52
[INFO] [stderr]    Compiling rcut-lib v0.0.52 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "0915b1b80aaa8b4a0bbcae6bd289c4edd6a3710b334468c2ad5e3eac6fc15e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0915b1b80aaa8b4a0bbcae6bd289c4edd6a3710b334468c2ad5e3eac6fc15e79", kill_on_drop: false }`
[INFO] [stdout] 0915b1b80aaa8b4a0bbcae6bd289c4edd6a3710b334468c2ad5e3eac6fc15e79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad009d30797999943196c415e86e522ce2d5d813b5ebfdbd9adf5c8697e72aec
[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" "ad009d30797999943196c415e86e522ce2d5d813b5ebfdbd9adf5c8697e72aec", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcut-lib v0.0.52 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "ad009d30797999943196c415e86e522ce2d5d813b5ebfdbd9adf5c8697e72aec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad009d30797999943196c415e86e522ce2d5d813b5ebfdbd9adf5c8697e72aec", kill_on_drop: false }`
[INFO] [stdout] ad009d30797999943196c415e86e522ce2d5d813b5ebfdbd9adf5c8697e72aec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] af10abbeb6e94db1da7b18774c5fd5e573075cd61314f0a5f028d351d0546454
[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" "af10abbeb6e94db1da7b18774c5fd5e573075cd61314f0a5f028d351d0546454", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rcut_lib-dc7464e815be69d7)
[INFO] [stdout] test tests::test_extract_ranged_pairs_ensure_no_sorting ... ok
[INFO] [stdout] test tests::test_process_ascii_fields_for_line_1st_field_empty ... ok
[INFO] [stdout] test tests::test_process_ascii_fields_for_line_ignored_delim ... ok
[INFO] [stdout] test tests::test_extract_ranged_pairs_basic_valid_inputs ... ok
[INFO] [stdout] test tests::test_process_line_utf8 ... ok
[INFO] [stdout] test tests::test_process_ascii_fields_for_line_trailing_delim ... ok
[INFO] [stdout] test tests::test_process_lines_utf8_with_cursor ... ok
[INFO] [stdout] test tests::test_process_ascii_fields_for_line_leading_delim ... ok
[INFO] [stdout] test tests::test_process_line_ascii ... ok
[INFO] [stdout] test tests::test_process_utf8_fields_for_line_1st_field_empty ... ok
[INFO] [stdout] test tests::test_str_to_ranged_pair_valid_inputs ... ok
[INFO] [stdout] test tests::test_merge_ranged_pairs ... ok
[INFO] [stdout] test tests::test_extract_ranged_pairs_empty - should panic ... ok
[INFO] [stdout] test tests::test_extract_ranged_pairs_bad_range - should panic ... ok
[INFO] [stdout] test tests::test_str_to_ranged_pair_invalid_char - should panic ... ok
[INFO] [stdout] test tests::test_process_line_ascii_panic - should panic ... ok
[INFO] [stdout] test tests::test_str_to_ranged_pair_space - should panic ... ok
[INFO] [stdout] test tests::test_str_to_ranged_pair_empty_input - should panic ... ok
[INFO] [stdout] test tests::test_str_to_ranged_pair_no_range - should panic ... ok
[INFO] [stdout] test tests::test_str_to_ranged_pair_tab - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rcut_lib
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "af10abbeb6e94db1da7b18774c5fd5e573075cd61314f0a5f028d351d0546454", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af10abbeb6e94db1da7b18774c5fd5e573075cd61314f0a5f028d351d0546454", kill_on_drop: false }`
[INFO] [stdout] af10abbeb6e94db1da7b18774c5fd5e573075cd61314f0a5f028d351d0546454