[INFO] fetching crate rustkell 0.2.2...
[INFO] testing rustkell-0.2.2 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate rustkell 0.2.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rustkell 0.2.2 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustkell 0.2.2
[INFO] finished tweaking crates.io crate rustkell 0.2.2
[INFO] tweaked toml for crates.io crate rustkell 0.2.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b357a4bd5d1354c724b350effb2b12875c6cd49b5a61a3a3b221f7c7e2a576e8
[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" "b357a4bd5d1354c724b350effb2b12875c6cd49b5a61a3a3b221f7c7e2a576e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b357a4bd5d1354c724b350effb2b12875c6cd49b5a61a3a3b221f7c7e2a576e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b357a4bd5d1354c724b350effb2b12875c6cd49b5a61a3a3b221f7c7e2a576e8", kill_on_drop: false }`
[INFO] [stdout] b357a4bd5d1354c724b350effb2b12875c6cd49b5a61a3a3b221f7c7e2a576e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 52be62cd0c4f620c29a4dcc086218ea94b40324b829dea0a788813c226fc78bd
[INFO] running `Command { std: "docker" "start" "-a" "52be62cd0c4f620c29a4dcc086218ea94b40324b829dea0a788813c226fc78bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustkell v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "52be62cd0c4f620c29a4dcc086218ea94b40324b829dea0a788813c226fc78bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52be62cd0c4f620c29a4dcc086218ea94b40324b829dea0a788813c226fc78bd", kill_on_drop: false }`
[INFO] [stdout] 52be62cd0c4f620c29a4dcc086218ea94b40324b829dea0a788813c226fc78bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] c47d10f6ab4cf28691638a3440d3fdccb2efc05b7977ecaadcad5fb8160c2d0d
[INFO] running `Command { std: "docker" "start" "-a" "c47d10f6ab4cf28691638a3440d3fdccb2efc05b7977ecaadcad5fb8160c2d0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustkell v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "c47d10f6ab4cf28691638a3440d3fdccb2efc05b7977ecaadcad5fb8160c2d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c47d10f6ab4cf28691638a3440d3fdccb2efc05b7977ecaadcad5fb8160c2d0d", kill_on_drop: false }`
[INFO] [stdout] c47d10f6ab4cf28691638a3440d3fdccb2efc05b7977ecaadcad5fb8160c2d0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 93989c00b200a1a72597d53fc134c4420edc7a8d32c3fc91b47f4b398f5e816c
[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" "93989c00b200a1a72597d53fc134c4420edc7a8d32c3fc91b47f4b398f5e816c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustkell-457ae66746516a11
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stderr]    Doc-tests rustkell
[INFO] [stdout] test datalist::slice_test_tails_empty ... ok
[INFO] [stdout] test datalist::iter_test_tails ... ok
[INFO] [stdout] test datalist::vector_test_tails_empty ... ok
[INFO] [stdout] test datalist::vector_test_tails ... ok
[INFO] [stdout] test datalist::slice_test_tails ... ok
[INFO] [stdout] test datalist::iter_test_tails_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/datalist/mod.rs - datalist::DataList::tails (line 21) ... ok
[INFO] [stdout] test src/datalist/tails.rs - datalist::tails::Tails (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "93989c00b200a1a72597d53fc134c4420edc7a8d32c3fc91b47f4b398f5e816c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93989c00b200a1a72597d53fc134c4420edc7a8d32c3fc91b47f4b398f5e816c", kill_on_drop: false }`
[INFO] [stdout] 93989c00b200a1a72597d53fc134c4420edc7a8d32c3fc91b47f4b398f5e816c