[INFO] fetching crate kmpsearch 1.0.0...
[INFO] testing kmpsearch-1.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate kmpsearch 1.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate kmpsearch 1.0.0 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 kmpsearch 1.0.0
[INFO] finished tweaking crates.io crate kmpsearch 1.0.0
[INFO] tweaked toml for crates.io crate kmpsearch 1.0.0 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 93f5ab5d3020c4826ae9e7a908c6af785cfbb0c6c7ffee0107532b33cd7aca8e
[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" "93f5ab5d3020c4826ae9e7a908c6af785cfbb0c6c7ffee0107532b33cd7aca8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93f5ab5d3020c4826ae9e7a908c6af785cfbb0c6c7ffee0107532b33cd7aca8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f5ab5d3020c4826ae9e7a908c6af785cfbb0c6c7ffee0107532b33cd7aca8e", kill_on_drop: false }`
[INFO] [stdout] 93f5ab5d3020c4826ae9e7a908c6af785cfbb0c6c7ffee0107532b33cd7aca8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] b7ad68f208c69840a44a82f9a9e55da5ebd5f5c073a2abe57052892624602338
[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" "b7ad68f208c69840a44a82f9a9e55da5ebd5f5c073a2abe57052892624602338", kill_on_drop: false }`
[INFO] [stderr]    Compiling kmpsearch v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "b7ad68f208c69840a44a82f9a9e55da5ebd5f5c073a2abe57052892624602338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7ad68f208c69840a44a82f9a9e55da5ebd5f5c073a2abe57052892624602338", kill_on_drop: false }`
[INFO] [stdout] b7ad68f208c69840a44a82f9a9e55da5ebd5f5c073a2abe57052892624602338
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 7a31e9d8fe701cdfb1045d085b191d1ab5fa770a70afd465a8d559033c83cd6e
[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" "7a31e9d8fe701cdfb1045d085b191d1ab5fa770a70afd465a8d559033c83cd6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling kmpsearch v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "7a31e9d8fe701cdfb1045d085b191d1ab5fa770a70afd465a8d559033c83cd6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a31e9d8fe701cdfb1045d085b191d1ab5fa770a70afd465a8d559033c83cd6e", kill_on_drop: false }`
[INFO] [stdout] 7a31e9d8fe701cdfb1045d085b191d1ab5fa770a70afd465a8d559033c83cd6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1fcc76edf02eaf90efb34c03bc660ff72cb43bf52254877264a64835b3ff39c0
[INFO] running `Command { std: "docker" "start" "-a" "1fcc76edf02eaf90efb34c03bc660ff72cb43bf52254877264a64835b3ff39c0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kmpsearch-6e4b401b91f1f8ae
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests kmpsearch
[INFO] [stdout] test tests::tests::contains_needle_tests ... ok
[INFO] [stdout] test tests::tests::index_tests ... ok
[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 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1fcc76edf02eaf90efb34c03bc660ff72cb43bf52254877264a64835b3ff39c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fcc76edf02eaf90efb34c03bc660ff72cb43bf52254877264a64835b3ff39c0", kill_on_drop: false }`
[INFO] [stdout] 1fcc76edf02eaf90efb34c03bc660ff72cb43bf52254877264a64835b3ff39c0