[INFO] fetching crate triable 0.1.2...
[INFO] testing triable-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate triable 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate triable 0.1.2 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 triable 0.1.2
[INFO] finished tweaking crates.io crate triable 0.1.2
[INFO] tweaked toml for crates.io crate triable 0.1.2 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b0e0e70906a3aec38ac70f1e3a1219c248f68841428128f383d865b3cf6524ad
[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" "b0e0e70906a3aec38ac70f1e3a1219c248f68841428128f383d865b3cf6524ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0e0e70906a3aec38ac70f1e3a1219c248f68841428128f383d865b3cf6524ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0e0e70906a3aec38ac70f1e3a1219c248f68841428128f383d865b3cf6524ad", kill_on_drop: false }`
[INFO] [stdout] b0e0e70906a3aec38ac70f1e3a1219c248f68841428128f383d865b3cf6524ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 0b434a097aa350f6aaab62bef8771311ce226f8b7232e0a0d5fa89039bd83d48
[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" "0b434a097aa350f6aaab62bef8771311ce226f8b7232e0a0d5fa89039bd83d48", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling triable v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "0b434a097aa350f6aaab62bef8771311ce226f8b7232e0a0d5fa89039bd83d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b434a097aa350f6aaab62bef8771311ce226f8b7232e0a0d5fa89039bd83d48", kill_on_drop: false }`
[INFO] [stdout] 0b434a097aa350f6aaab62bef8771311ce226f8b7232e0a0d5fa89039bd83d48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 95771b090f35d10853985b38d2cfb994499507795a12f0954acd9a03582d323e
[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" "95771b090f35d10853985b38d2cfb994499507795a12f0954acd9a03582d323e", kill_on_drop: false }`
[INFO] [stderr]    Compiling triable v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "95771b090f35d10853985b38d2cfb994499507795a12f0954acd9a03582d323e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95771b090f35d10853985b38d2cfb994499507795a12f0954acd9a03582d323e", kill_on_drop: false }`
[INFO] [stdout] 95771b090f35d10853985b38d2cfb994499507795a12f0954acd9a03582d323e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 5cbc2b4532280517ff52474017f5765bcf4e53cc39a8db37f2ce4d320a4ef2ec
[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" "5cbc2b4532280517ff52474017f5765bcf4e53cc39a8db37f2ce4d320a4ef2ec", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/triable-1f00a1e0476cee7a
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test option ... ok
[INFO] [stdout] test bool_to_result ... ok
[INFO] [stdout] test bool_to_option ... ok
[INFO] [stdout] test result_to_bool ... ok
[INFO] [stdout] test result ... ok
[INFO] [stdout] test option_to_bool ... ok
[INFO] [stdout] test bool ... ok
[INFO] [stdout] test result_to_option ... ok
[INFO] [stdout] test option_to_result ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5cbc2b4532280517ff52474017f5765bcf4e53cc39a8db37f2ce4d320a4ef2ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cbc2b4532280517ff52474017f5765bcf4e53cc39a8db37f2ce4d320a4ef2ec", kill_on_drop: false }`
[INFO] [stdout] 5cbc2b4532280517ff52474017f5765bcf4e53cc39a8db37f2ce4d320a4ef2ec