[INFO] fetching crate netbuf 0.4.1...
[INFO] testing netbuf-0.4.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate netbuf 0.4.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate netbuf 0.4.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate netbuf 0.4.1
[INFO] finished tweaking crates.io crate netbuf 0.4.1
[INFO] tweaked toml for crates.io crate netbuf 0.4.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mockstream v0.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", 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] 32824ce060cb7f429f8297710bda49d773632fdc4a9aa8c1d7997b5cb6860a25
[INFO] running `Command { std: "docker" "start" "-a" "32824ce060cb7f429f8297710bda49d773632fdc4a9aa8c1d7997b5cb6860a25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32824ce060cb7f429f8297710bda49d773632fdc4a9aa8c1d7997b5cb6860a25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32824ce060cb7f429f8297710bda49d773632fdc4a9aa8c1d7997b5cb6860a25", kill_on_drop: false }`
[INFO] [stdout] 32824ce060cb7f429f8297710bda49d773632fdc4a9aa8c1d7997b5cb6860a25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 371299885efc88077f4ae861fa41c09096d2d215029fd5d4c8d0a6bb999f8014
[INFO] running `Command { std: "docker" "start" "-a" "371299885efc88077f4ae861fa41c09096d2d215029fd5d4c8d0a6bb999f8014", kill_on_drop: false }`
[INFO] [stderr]    Compiling netbuf v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "371299885efc88077f4ae861fa41c09096d2d215029fd5d4c8d0a6bb999f8014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "371299885efc88077f4ae861fa41c09096d2d215029fd5d4c8d0a6bb999f8014", kill_on_drop: false }`
[INFO] [stdout] 371299885efc88077f4ae861fa41c09096d2d215029fd5d4c8d0a6bb999f8014
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73202bdf41952f3f8eefc42d347f5c0646f7dd18fe03fcd759d539843026c20b
[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" "73202bdf41952f3f8eefc42d347f5c0646f7dd18fe03fcd759d539843026c20b", kill_on_drop: false }`
[INFO] [stderr]    Compiling mockstream v0.0.2
[INFO] [stderr]    Compiling netbuf v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "73202bdf41952f3f8eefc42d347f5c0646f7dd18fe03fcd759d539843026c20b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73202bdf41952f3f8eefc42d347f5c0646f7dd18fe03fcd759d539843026c20b", kill_on_drop: false }`
[INFO] [stdout] 73202bdf41952f3f8eefc42d347f5c0646f7dd18fe03fcd759d539843026c20b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 20dc8b8e2d4b5bd4768322c79cc47b31aaf673b002d8cffc685487e1a51698b9
[INFO] running `Command { std: "docker" "start" "-a" "20dc8b8e2d4b5bd4768322c79cc47b31aaf673b002d8cffc685487e1a51698b9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/netbuf-50cf6c20effc6b47)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test buf::test::consume_all ... ok
[INFO] [stdout] test buf::test::consume_ranges ... ok
[INFO] [stdout] test buf::test::empty ... ok
[INFO] [stdout] test buf::test::consumed_into ... ok
[INFO] [stdout] test buf::test::empty_write_to_empty ... ok
[INFO] [stdout] test buf::test::extend_consume_extend ... ok
[INFO] [stdout] test buf::test::extend_empty ... ok
[INFO] [stdout] test buf::test::extend_consume_write ... ok
[INFO] [stdout] test buf::test::extend_write ... ok
[INFO] [stdout] test buf::test::get ... ok
[INFO] [stdout] test buf::test::get_mut ... ok
[INFO] [stdout] test buf::test::index ... ok
[INFO] [stdout] test buf::test::index_mut ... ok
[INFO] [stdout] test buf::test::into ... ok
[INFO] [stdout] test buf::test::mut_ranges ... ok
[INFO] [stdout] test buf::test::ranges ... ok
[INFO] [stdout] test buf::test::read_from ... ok
[INFO] [stdout] test buf::test::read_from_empty ... ok
[INFO] [stdout] test buf::test::read_from_err ... ok
[INFO] [stdout] test buf::test::read_max_from ... ok
[INFO] [stdout] test buf::test::read_max_from_err ... ok
[INFO] [stdout] test buf::test::read_max_from_empty ... ok
[INFO] [stdout] test buf::test::two_extends ... ok
[INFO] [stdout] test buf::test::two_reads ... ok
[INFO] [stdout] test buf::test::two_writes ... ok
[INFO] [stdout] test buf::test::write_extend ... ok
[INFO] [stdout] test buf::test::write_to ... ok
[INFO] [stdout] test buf::test::size32 ... ok
[INFO] [stdout] test buf::test::split_off_alloc_tail ... ok
[INFO] [stdout] test buf::test::split_off_realloc_self ... ok
[INFO] [stdout] test buf::test::remove_ranges ... ok
[INFO] [stderr]    Doc-tests netbuf
[INFO] [stdout] test buf::test::realloc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/buf.rs - buf::Buf::remove_range (line 173) ... ignored
[INFO] [stdout] test src/buf.rs - buf::Buf::split_off (line 369) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "20dc8b8e2d4b5bd4768322c79cc47b31aaf673b002d8cffc685487e1a51698b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20dc8b8e2d4b5bd4768322c79cc47b31aaf673b002d8cffc685487e1a51698b9", kill_on_drop: false }`
[INFO] [stdout] 20dc8b8e2d4b5bd4768322c79cc47b31aaf673b002d8cffc685487e1a51698b9