[INFO] fetching crate shutter-gate 0.1.0...
[INFO] testing shutter-gate-0.1.0 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take4
[INFO] extracting crate shutter-gate 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate shutter-gate 0.1.0 on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shutter-gate 0.1.0
[INFO] finished tweaking crates.io crate shutter-gate 0.1.0
[INFO] tweaked toml for crates.io crate shutter-gate 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 166b7a81876544208dbee20c7a1cb21f2dd85c326491a09b1cbbad85f25bef24
[INFO] running `Command { std: "docker" "start" "-a" "166b7a81876544208dbee20c7a1cb21f2dd85c326491a09b1cbbad85f25bef24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "166b7a81876544208dbee20c7a1cb21f2dd85c326491a09b1cbbad85f25bef24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "166b7a81876544208dbee20c7a1cb21f2dd85c326491a09b1cbbad85f25bef24", kill_on_drop: false }`
[INFO] [stdout] 166b7a81876544208dbee20c7a1cb21f2dd85c326491a09b1cbbad85f25bef24
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] dd6e2ea9a78a10b906e3227fce3c4a1daa7534dbde2ecef2cb9c9089c5eae0a1
[INFO] running `Command { std: "docker" "start" "-a" "dd6e2ea9a78a10b906e3227fce3c4a1daa7534dbde2ecef2cb9c9089c5eae0a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling shutter-gate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "dd6e2ea9a78a10b906e3227fce3c4a1daa7534dbde2ecef2cb9c9089c5eae0a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd6e2ea9a78a10b906e3227fce3c4a1daa7534dbde2ecef2cb9c9089c5eae0a1", kill_on_drop: false }`
[INFO] [stdout] dd6e2ea9a78a10b906e3227fce3c4a1daa7534dbde2ecef2cb9c9089c5eae0a1
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7b191f39601dd65ea76b65456772087240399b5893c1e05b624986256f9ce880
[INFO] running `Command { std: "docker" "start" "-a" "7b191f39601dd65ea76b65456772087240399b5893c1e05b624986256f9ce880", kill_on_drop: false }`
[INFO] [stderr]    Compiling shutter-gate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "7b191f39601dd65ea76b65456772087240399b5893c1e05b624986256f9ce880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b191f39601dd65ea76b65456772087240399b5893c1e05b624986256f9ce880", kill_on_drop: false }`
[INFO] [stdout] 7b191f39601dd65ea76b65456772087240399b5893c1e05b624986256f9ce880
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5cef4fc9efa3dc076a24074809949fa3e9702dc9b4ae198bdeb98df3c7b3fafd
[INFO] running `Command { std: "docker" "start" "-a" "5cef4fc9efa3dc076a24074809949fa3e9702dc9b4ae198bdeb98df3c7b3fafd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/shutter_gate-28b35be05c4232e3)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_child_panic ... ok
[INFO] [stdout] test tests::test_timeout - should panic ... ok
[INFO] [stdout] test tests::test_success ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5cef4fc9efa3dc076a24074809949fa3e9702dc9b4ae198bdeb98df3c7b3fafd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cef4fc9efa3dc076a24074809949fa3e9702dc9b4ae198bdeb98df3c7b3fafd", kill_on_drop: false }`
[INFO] [stdout] 5cef4fc9efa3dc076a24074809949fa3e9702dc9b4ae198bdeb98df3c7b3fafd