[INFO] fetching crate lv2rs-log 0.0.0...
[INFO] testing lv2rs-log-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate lv2rs-log 0.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate lv2rs-log 0.0.0 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 lv2rs-log 0.0.0
[INFO] finished tweaking crates.io crate lv2rs-log 0.0.0
[INFO] tweaked toml for crates.io crate lv2rs-log 0.0.0 written to /workspace/builds/worker-1/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-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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 5b46e95c6bb7ed6f2ce8bd2ca03c7807b580c5f14c13a31876b1c5fd461122cd
[INFO] running `Command { std: "docker" "start" "-a" "5b46e95c6bb7ed6f2ce8bd2ca03c7807b580c5f14c13a31876b1c5fd461122cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b46e95c6bb7ed6f2ce8bd2ca03c7807b580c5f14c13a31876b1c5fd461122cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b46e95c6bb7ed6f2ce8bd2ca03c7807b580c5f14c13a31876b1c5fd461122cd", kill_on_drop: false }`
[INFO] [stdout] 5b46e95c6bb7ed6f2ce8bd2ca03c7807b580c5f14c13a31876b1c5fd461122cd
[INFO] running `Command { std: "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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f0ba1988a657cc424e8d07fe776463e91c35936a4dd48e7c099573a1d8af133
[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" "7f0ba1988a657cc424e8d07fe776463e91c35936a4dd48e7c099573a1d8af133", kill_on_drop: false }`
[INFO] [stderr]    Compiling lv2rs-log v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "7f0ba1988a657cc424e8d07fe776463e91c35936a4dd48e7c099573a1d8af133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f0ba1988a657cc424e8d07fe776463e91c35936a4dd48e7c099573a1d8af133", kill_on_drop: false }`
[INFO] [stdout] 7f0ba1988a657cc424e8d07fe776463e91c35936a4dd48e7c099573a1d8af133
[INFO] running `Command { std: "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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] b9ffd811b8a6b39c1a3fb015bea0e473b2b55b26aeec4294aa4d68525e3be67a
[INFO] running `Command { std: "docker" "start" "-a" "b9ffd811b8a6b39c1a3fb015bea0e473b2b55b26aeec4294aa4d68525e3be67a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lv2rs-log v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "b9ffd811b8a6b39c1a3fb015bea0e473b2b55b26aeec4294aa4d68525e3be67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9ffd811b8a6b39c1a3fb015bea0e473b2b55b26aeec4294aa4d68525e3be67a", kill_on_drop: false }`
[INFO] [stdout] b9ffd811b8a6b39c1a3fb015bea0e473b2b55b26aeec4294aa4d68525e3be67a
[INFO] running `Command { std: "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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a89bc6fdb6d5e74abc93aba1bd61cf825a73e59309f312f58fec7472ae99b14f
[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" "a89bc6fdb6d5e74abc93aba1bd61cf825a73e59309f312f58fec7472ae99b14f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lv2rs_log-b41c974fe25de41a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lv2rs-log
[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" "a89bc6fdb6d5e74abc93aba1bd61cf825a73e59309f312f58fec7472ae99b14f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a89bc6fdb6d5e74abc93aba1bd61cf825a73e59309f312f58fec7472ae99b14f", kill_on_drop: false }`
[INFO] [stdout] a89bc6fdb6d5e74abc93aba1bd61cf825a73e59309f312f58fec7472ae99b14f