[INFO] fetching crate rut 0.4.2...
[INFO] testing rut-0.4.2 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate rut 0.4.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rut 0.4.2 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rut 0.4.2
[INFO] finished tweaking crates.io crate rut 0.4.2
[INFO] tweaked toml for crates.io crate rut 0.4.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e348a8acd76490bd787aa2c26039d6d59ad5cfb222884a74513e0f24ef8631d
[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" "0e348a8acd76490bd787aa2c26039d6d59ad5cfb222884a74513e0f24ef8631d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e348a8acd76490bd787aa2c26039d6d59ad5cfb222884a74513e0f24ef8631d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e348a8acd76490bd787aa2c26039d6d59ad5cfb222884a74513e0f24ef8631d", kill_on_drop: false }`
[INFO] [stdout] 0e348a8acd76490bd787aa2c26039d6d59ad5cfb222884a74513e0f24ef8631d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 41db5665deb8391a8eab9f9e085bf42c2c821001a5955d658ed1a5557588a461
[INFO] running `Command { std: "docker" "start" "-a" "41db5665deb8391a8eab9f9e085bf42c2c821001a5955d658ed1a5557588a461", kill_on_drop: false }`
[INFO] [stderr]    Compiling rut v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "41db5665deb8391a8eab9f9e085bf42c2c821001a5955d658ed1a5557588a461", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41db5665deb8391a8eab9f9e085bf42c2c821001a5955d658ed1a5557588a461", kill_on_drop: false }`
[INFO] [stdout] 41db5665deb8391a8eab9f9e085bf42c2c821001a5955d658ed1a5557588a461
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1269ecdf208a4a0382078c507174962df43b4372db5cc89e3a0ff003529aa38
[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" "f1269ecdf208a4a0382078c507174962df43b4372db5cc89e3a0ff003529aa38", kill_on_drop: false }`
[INFO] [stderr]    Compiling rut v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "f1269ecdf208a4a0382078c507174962df43b4372db5cc89e3a0ff003529aa38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1269ecdf208a4a0382078c507174962df43b4372db5cc89e3a0ff003529aa38", kill_on_drop: false }`
[INFO] [stdout] f1269ecdf208a4a0382078c507174962df43b4372db5cc89e3a0ff003529aa38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e52c74985c3039829ce197c28a431a39d69748ae14fab6441da08ef4be9af3ec
[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" "e52c74985c3039829ce197c28a431a39d69748ae14fab6441da08ef4be9af3ec", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rut-39e21017a4c657e2
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::continuation_bytes ... ok
[INFO] [stdout] test tests::last_valid_4 ... ok
[INFO] [stdout] test tests::first_after_surrogates ... ok
[INFO] [stdout] test tests::first_valid_2 ... ok
[INFO] [stdout] test tests::first_valid_4 ... ok
[INFO] [stdout] test tests::last_valid_3 ... ok
[INFO] [stdout] test tests::invalid_bytes ... ok
[INFO] [stdout] test tests::last_valid_1 ... ok
[INFO] [stdout] test tests::last_valid_2 ... ok
[INFO] [stdout] test tests::first_valid_3 ... ok
[INFO] [stdout] test tests::first_valid_1 ... ok
[INFO] [stdout] test tests::first_before_surrogates ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rut
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - decode (line 332) ... ok
[INFO] [stdout] test src/lib.rs - decode_one (line 247) ... ok
[INFO] [stdout] test src/lib.rs - decode (line 322) ... ok
[INFO] [stdout] test src/lib.rs - Decode::rest (line 355) ... ok
[INFO] [stdout] test src/lib.rs - decode_one (line 257) ... ok
[INFO] [stdout] test src/lib.rs - Decoder::decode_byte (line 133) ... 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" "e52c74985c3039829ce197c28a431a39d69748ae14fab6441da08ef4be9af3ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e52c74985c3039829ce197c28a431a39d69748ae14fab6441da08ef4be9af3ec", kill_on_drop: false }`
[INFO] [stdout] e52c74985c3039829ce197c28a431a39d69748ae14fab6441da08ef4be9af3ec