[INFO] fetching crate barriers 0.2.0...
[INFO] testing barriers-0.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate barriers 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate barriers 0.2.0
[INFO] finished tweaking crates.io crate barriers 0.2.0
[INFO] tweaked toml for crates.io crate barriers 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate barriers 0.2.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d07f645726ed8f17a8c62ebb487a780fa1a77bfbb57647fbfa1a49f330b91ae0
[INFO] running `Command { std: "docker" "start" "-a" "d07f645726ed8f17a8c62ebb487a780fa1a77bfbb57647fbfa1a49f330b91ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d07f645726ed8f17a8c62ebb487a780fa1a77bfbb57647fbfa1a49f330b91ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d07f645726ed8f17a8c62ebb487a780fa1a77bfbb57647fbfa1a49f330b91ae0", kill_on_drop: false }`
[INFO] [stdout] d07f645726ed8f17a8c62ebb487a780fa1a77bfbb57647fbfa1a49f330b91ae0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d8f54b5fa15b23c703b59509b244902da2414b7560dea6496e7361c2ebbbd0e5
[INFO] running `Command { std: "docker" "start" "-a" "d8f54b5fa15b23c703b59509b244902da2414b7560dea6496e7361c2ebbbd0e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling barriers v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "d8f54b5fa15b23c703b59509b244902da2414b7560dea6496e7361c2ebbbd0e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8f54b5fa15b23c703b59509b244902da2414b7560dea6496e7361c2ebbbd0e5", kill_on_drop: false }`
[INFO] [stdout] d8f54b5fa15b23c703b59509b244902da2414b7560dea6496e7361c2ebbbd0e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 55bac6be1f7731397b37fbdcd5910b87219612a2fd8453eb470dbebfc2ee7d5c
[INFO] running `Command { std: "docker" "start" "-a" "55bac6be1f7731397b37fbdcd5910b87219612a2fd8453eb470dbebfc2ee7d5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling barriers v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "55bac6be1f7731397b37fbdcd5910b87219612a2fd8453eb470dbebfc2ee7d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55bac6be1f7731397b37fbdcd5910b87219612a2fd8453eb470dbebfc2ee7d5c", kill_on_drop: false }`
[INFO] [stdout] 55bac6be1f7731397b37fbdcd5910b87219612a2fd8453eb470dbebfc2ee7d5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] c7830cf118dfb3b514cd2cbe7efe59dc5cd3466b9a44c73bcbb52109d52e5fcd
[INFO] running `Command { std: "docker" "start" "-a" "c7830cf118dfb3b514cd2cbe7efe59dc5cd3466b9a44c73bcbb52109d52e5fcd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/barriers-0f29866ad2de4f1f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test barrier::tests::bench_it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 22.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c7830cf118dfb3b514cd2cbe7efe59dc5cd3466b9a44c73bcbb52109d52e5fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7830cf118dfb3b514cd2cbe7efe59dc5cd3466b9a44c73bcbb52109d52e5fcd", kill_on_drop: false }`
[INFO] [stdout] c7830cf118dfb3b514cd2cbe7efe59dc5cd3466b9a44c73bcbb52109d52e5fcd