[INFO] fetching crate kern 1.1.6...
[INFO] testing kern-1.1.6 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate kern 1.1.6 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate kern 1.1.6 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate kern 1.1.6
[INFO] finished tweaking crates.io crate kern 1.1.6
[INFO] tweaked toml for crates.io crate kern 1.1.6 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 33ed9db920e80842b767a32d12e4ea5d63b46be22518f458dfafa0ba9831d5fc
[INFO] running `"docker" "start" "-a" "33ed9db920e80842b767a32d12e4ea5d63b46be22518f458dfafa0ba9831d5fc"`
[INFO] [stderr]    Compiling kern v1.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "33ed9db920e80842b767a32d12e4ea5d63b46be22518f458dfafa0ba9831d5fc"`
[INFO] running `"docker" "rm" "-f" "33ed9db920e80842b767a32d12e4ea5d63b46be22518f458dfafa0ba9831d5fc"`
[INFO] [stdout] 33ed9db920e80842b767a32d12e4ea5d63b46be22518f458dfafa0ba9831d5fc
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d5f5a47f8f3dc61492650cabc39c8b685ba84489feed1a7c8caa5a802c9631e8
[INFO] running `"docker" "start" "-a" "d5f5a47f8f3dc61492650cabc39c8b685ba84489feed1a7c8caa5a802c9631e8"`
[INFO] [stderr]    Compiling kern v1.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.33s
[INFO] running `"docker" "inspect" "d5f5a47f8f3dc61492650cabc39c8b685ba84489feed1a7c8caa5a802c9631e8"`
[INFO] running `"docker" "rm" "-f" "d5f5a47f8f3dc61492650cabc39c8b685ba84489feed1a7c8caa5a802c9631e8"`
[INFO] [stdout] d5f5a47f8f3dc61492650cabc39c8b685ba84489feed1a7c8caa5a802c9631e8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stdout] 162f2d910a45eff14553f754a56e38990a37cb209aec7add28693ef07f66b73d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "162f2d910a45eff14553f754a56e38990a37cb209aec7add28693ef07f66b73d"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kern-d2e480c08f442859
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/byte-690bf4bdca365132
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_scan ... ok
[INFO] [stdout] test test_splitn ... ok
[INFO] [stdout] test test_split ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cli-4ecdb585911b871a
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/conf-58f7bdac280fc3b3
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test command ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test config ... ok
[INFO] [stdout] test read ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/error-96d9cd6f6f85beec
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test fail ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/meta-35697ab8124333c5
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_name ... ok
[INFO] [stdout] test test_version ... ok
[INFO] [stderr]    Doc-tests kern
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/error.rs - error::Fail (line 7) ... ok
[INFO] [stdout] test src/cli.rs - cli::Command (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "162f2d910a45eff14553f754a56e38990a37cb209aec7add28693ef07f66b73d"`
[INFO] running `"docker" "rm" "-f" "162f2d910a45eff14553f754a56e38990a37cb209aec7add28693ef07f66b73d"`
[INFO] [stdout] 162f2d910a45eff14553f754a56e38990a37cb209aec7add28693ef07f66b73d