[INFO] fetching crate rustf8 0.9.1...
[INFO] testing rustf8-0.9.1 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate rustf8 0.9.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rustf8 0.9.1 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustf8 0.9.1
[INFO] finished tweaking crates.io crate rustf8 0.9.1
[INFO] tweaked toml for crates.io crate rustf8 0.9.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed6bb93ba444a585d5dc77a58076ddc8d06e4b57736f4dea125a77b42e032c76
[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" "ed6bb93ba444a585d5dc77a58076ddc8d06e4b57736f4dea125a77b42e032c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed6bb93ba444a585d5dc77a58076ddc8d06e4b57736f4dea125a77b42e032c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed6bb93ba444a585d5dc77a58076ddc8d06e4b57736f4dea125a77b42e032c76", kill_on_drop: false }`
[INFO] [stdout] ed6bb93ba444a585d5dc77a58076ddc8d06e4b57736f4dea125a77b42e032c76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 1f75cd69c0760c2b6990b80be9952445398ee0d4c22742366999634cd2fe3040
[INFO] running `Command { std: "docker" "start" "-a" "1f75cd69c0760c2b6990b80be9952445398ee0d4c22742366999634cd2fe3040", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling rustf8 v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.97s
[INFO] running `Command { std: "docker" "inspect" "1f75cd69c0760c2b6990b80be9952445398ee0d4c22742366999634cd2fe3040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f75cd69c0760c2b6990b80be9952445398ee0d4c22742366999634cd2fe3040", kill_on_drop: false }`
[INFO] [stdout] 1f75cd69c0760c2b6990b80be9952445398ee0d4c22742366999634cd2fe3040
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] b8fdb028c2ad5de292ff21ce1aa7e9e4dcba29c941aa47625d18e4a3f1501148
[INFO] running `Command { std: "docker" "start" "-a" "b8fdb028c2ad5de292ff21ce1aa7e9e4dcba29c941aa47625d18e4a3f1501148", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling rustf8 v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.11s
[INFO] running `Command { std: "docker" "inspect" "b8fdb028c2ad5de292ff21ce1aa7e9e4dcba29c941aa47625d18e4a3f1501148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8fdb028c2ad5de292ff21ce1aa7e9e4dcba29c941aa47625d18e4a3f1501148", kill_on_drop: false }`
[INFO] [stdout] b8fdb028c2ad5de292ff21ce1aa7e9e4dcba29c941aa47625d18e4a3f1501148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 883568e80e140ea981a2448452fe64dddc1dc5d8aa4358df150b0b3d9be88b60
[INFO] running `Command { std: "docker" "start" "-a" "883568e80e140ea981a2448452fe64dddc1dc5d8aa4358df150b0b3d9be88b60", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustf8-ff86ef1dd3a291f9
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::_1_some_correct_utf_8_text ... ok
[INFO] [stdout] test tests::_4_3_overlong_representation_of_the_nul_character ... ok
[INFO] [stdout] test tests::_4_1_examples_of_an_overlong_ascii_character ... ok
[INFO] [stdout] test tests::_5_illegal_code_positions ... ok
[INFO] [stdout] test tests::_4_2_maximum_overlong_sequences ... ok
[INFO] [stdout] test tests::_3_4_concatenation_of_incomplete_sequences ... ok
[INFO] [stdout] test tests::_2_2_last_possible_sequence_of_a_certain_length ... ok
[INFO] [stdout] test tests::read_from_cursor ... ok
[INFO] [stdout] test tests::read_file_with_errors ... ok
[INFO] [stdout] test tests::_3_2_lonely_start_characters ... ok
[INFO] [stdout] test tests::_3_3_sequences_with_last_continuation_byte_missing ... ok
[INFO] [stdout] test tests::unget ... ok
[INFO] [stdout] test tests::_2_3_other_boundary_conditions ... ok
[INFO] [stdout] test tests::_3_1_unexpected_continuation_bytes ... ok
[INFO] [stdout] test tests::_2_1_first_possible_sequence_of_a_certain_length ... ok
[INFO] [stdout] test tests::read_from_file ... ok
[INFO] [stdout] test tests::tokenizer ... ok
[INFO] [stdout] test tests::unget_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustf8
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Utf8Iterator (line 40) ... ok
[INFO] [stdout] test src/lib.rs - Utf8Iterator<R>::unget (line 106) ... ok
[INFO] [stdout] test src/lib.rs - Utf8IteratorError (line 191) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "883568e80e140ea981a2448452fe64dddc1dc5d8aa4358df150b0b3d9be88b60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "883568e80e140ea981a2448452fe64dddc1dc5d8aa4358df150b0b3d9be88b60", kill_on_drop: false }`
[INFO] [stdout] 883568e80e140ea981a2448452fe64dddc1dc5d8aa4358df150b0b3d9be88b60