[INFO] fetching crate find-binary-version 0.3.5...
[INFO] testing find-binary-version-0.3.5 against 1.49.0 for beta-1.50-1
[INFO] extracting crate find-binary-version 0.3.5 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate find-binary-version 0.3.5 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 find-binary-version 0.3.5
[INFO] finished tweaking crates.io crate find-binary-version 0.3.5
[INFO] tweaked toml for crates.io crate find-binary-version 0.3.5 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate find-binary-version 0.3.5 already has a lockfile, it will not be regenerated
[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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 3d84059e61162813ec8d769fa3cf0b93be19ae5d4519f69df5cb42414dd68fe1
[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" "3d84059e61162813ec8d769fa3cf0b93be19ae5d4519f69df5cb42414dd68fe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d84059e61162813ec8d769fa3cf0b93be19ae5d4519f69df5cb42414dd68fe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d84059e61162813ec8d769fa3cf0b93be19ae5d4519f69df5cb42414dd68fe1", kill_on_drop: false }`
[INFO] [stdout] 3d84059e61162813ec8d769fa3cf0b93be19ae5d4519f69df5cb42414dd68fe1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] d7876591d04873b11fbb89863037724bad956b2b70610327c8c5f9a055770ff5
[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" "d7876591d04873b11fbb89863037724bad956b2b70610327c8c5f9a055770ff5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling compress-tools v0.9.0
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling find-binary-version v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.72s
[INFO] running `Command { std: "docker" "inspect" "d7876591d04873b11fbb89863037724bad956b2b70610327c8c5f9a055770ff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7876591d04873b11fbb89863037724bad956b2b70610327c8c5f9a055770ff5", kill_on_drop: false }`
[INFO] [stdout] d7876591d04873b11fbb89863037724bad956b2b70610327c8c5f9a055770ff5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 4d969eafa07f650c7e1c99103226801b1ed50d3ca4d315c0a3e0ae6f38c0b908
[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" "4d969eafa07f650c7e1c99103226801b1ed50d3ca4d315c0a3e0ae6f38c0b908", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling find-binary-version v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.37s
[INFO] running `Command { std: "docker" "inspect" "4d969eafa07f650c7e1c99103226801b1ed50d3ca4d315c0a3e0ae6f38c0b908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d969eafa07f650c7e1c99103226801b1ed50d3ca4d315c0a3e0ae6f38c0b908", kill_on_drop: false }`
[INFO] [stdout] 4d969eafa07f650c7e1c99103226801b1ed50d3ca4d315c0a3e0ae6f38c0b908
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 4445b25868d14b37c4a5e21bb14ee5f5d7e85bfbdefc62940ba358b12fb6a967
[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" "4445b25868d14b37c4a5e21bb14ee5f5d7e85bfbdefc62940ba358b12fb6a967", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/find_binary_version-b04457eca6923477
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test strings::test::printable ... ok
[INFO] [stdout] test strings::test::iterator ... ok
[INFO] [stdout] test uboot::test::valid ... ok
[INFO] [stdout] test custom::test::valid ... ok
[INFO] [stdout] test linuxkernel::test::linux_version ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests find-binary-version
[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" "4445b25868d14b37c4a5e21bb14ee5f5d7e85bfbdefc62940ba358b12fb6a967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4445b25868d14b37c4a5e21bb14ee5f5d7e85bfbdefc62940ba358b12fb6a967", kill_on_drop: false }`
[INFO] [stdout] 4445b25868d14b37c4a5e21bb14ee5f5d7e85bfbdefc62940ba358b12fb6a967