[INFO] fetching crate memmem 0.1.1...
[INFO] testing memmem-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate memmem 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate memmem 0.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memmem 0.1.1
[INFO] finished tweaking crates.io crate memmem 0.1.1
[INFO] tweaked toml for crates.io crate memmem 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 865a0b3bf0d47e7bcf97fca0f3e0969b39f6006dbf941a3798a06c6e804761ec
[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" "865a0b3bf0d47e7bcf97fca0f3e0969b39f6006dbf941a3798a06c6e804761ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "865a0b3bf0d47e7bcf97fca0f3e0969b39f6006dbf941a3798a06c6e804761ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "865a0b3bf0d47e7bcf97fca0f3e0969b39f6006dbf941a3798a06c6e804761ec", kill_on_drop: false }`
[INFO] [stdout] 865a0b3bf0d47e7bcf97fca0f3e0969b39f6006dbf941a3798a06c6e804761ec
[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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9da02dc2e00a511ddc97e2d665c1945e1fff300b65c4615cbd61cda3d2dbe7c
[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" "d9da02dc2e00a511ddc97e2d665c1945e1fff300b65c4615cbd61cda3d2dbe7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memmem v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "d9da02dc2e00a511ddc97e2d665c1945e1fff300b65c4615cbd61cda3d2dbe7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9da02dc2e00a511ddc97e2d665c1945e1fff300b65c4615cbd61cda3d2dbe7c", kill_on_drop: false }`
[INFO] [stdout] d9da02dc2e00a511ddc97e2d665c1945e1fff300b65c4615cbd61cda3d2dbe7c
[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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9483071b1ece336567bf6daf9fece4498ee8bfe3c8766dd1e9af6d94abee7e77
[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" "9483071b1ece336567bf6daf9fece4498ee8bfe3c8766dd1e9af6d94abee7e77", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling quickcheck v0.2.27
[INFO] [stderr]    Compiling memmem v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 20.52s
[INFO] running `Command { std: "docker" "inspect" "9483071b1ece336567bf6daf9fece4498ee8bfe3c8766dd1e9af6d94abee7e77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9483071b1ece336567bf6daf9fece4498ee8bfe3c8766dd1e9af6d94abee7e77", kill_on_drop: false }`
[INFO] [stdout] 9483071b1ece336567bf6daf9fece4498ee8bfe3c8766dd1e9af6d94abee7e77
[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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 541626b1e3a86f7d0f6b3445835d529f03ab8bf9a7810c802622ffa10a4cc8b7
[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" "541626b1e3a86f7d0f6b3445835d529f03ab8bf9a7810c802622ffa10a4cc8b7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/memmem-2edebc209fdb497e
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-301c2d75cb5f453d
[INFO] [stdout] test two_way::tests::same_as_std ... 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 10 tests
[INFO] [stdout] test aperiodic_1 ... ok
[INFO] [stdout] test aperiodic_2 ... ok
[INFO] [stdout] test periodic_4 ... ok
[INFO] [stdout] test periodic_2 ... ok
[INFO] [stdout] test periodic_5 ... ok
[INFO] [stdout] test empty_2 ... ok
[INFO] [stdout] test periodic_3 ... ok
[INFO] [stdout] test skip ... ok
[INFO] [stdout] test periodic_1 ... ok
[INFO] [stderr]    Doc-tests memmem
[INFO] [stdout] test empty_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "541626b1e3a86f7d0f6b3445835d529f03ab8bf9a7810c802622ffa10a4cc8b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "541626b1e3a86f7d0f6b3445835d529f03ab8bf9a7810c802622ffa10a4cc8b7", kill_on_drop: false }`
[INFO] [stdout] 541626b1e3a86f7d0f6b3445835d529f03ab8bf9a7810c802622ffa10a4cc8b7