[INFO] fetching crate prometools 0.2.2...
[INFO] testing prometools-0.2.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate prometools 0.2.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate prometools 0.2.2
[INFO] finished tweaking crates.io crate prometools 0.2.2
[INFO] tweaked toml for crates.io crate prometools 0.2.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prometools 0.2.2 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding prometheus-client v0.18.1 (available: v0.23.1)
[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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] cd49635a6b6caedfbd8799fac9bec74ecc0eccaec5ca4cda87c9c83e2917378d
[INFO] running `Command { std: "docker" "start" "-a" "cd49635a6b6caedfbd8799fac9bec74ecc0eccaec5ca4cda87c9c83e2917378d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd49635a6b6caedfbd8799fac9bec74ecc0eccaec5ca4cda87c9c83e2917378d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd49635a6b6caedfbd8799fac9bec74ecc0eccaec5ca4cda87c9c83e2917378d", kill_on_drop: false }`
[INFO] [stdout] cd49635a6b6caedfbd8799fac9bec74ecc0eccaec5ca4cda87c9c83e2917378d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1714f006d060f3e1126ef0e935f2b5e14865e4b3f198790cf20d1689c5579746
[INFO] running `Command { std: "docker" "start" "-a" "1714f006d060f3e1126ef0e935f2b5e14865e4b3f198790cf20d1689c5579746", kill_on_drop: false }`
[INFO] [stderr]    Compiling dtoa v1.0.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling prometheus-client-derive-text-encode v0.3.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling prometheus-client v0.18.1
[INFO] [stderr]    Compiling prometools v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "1714f006d060f3e1126ef0e935f2b5e14865e4b3f198790cf20d1689c5579746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1714f006d060f3e1126ef0e935f2b5e14865e4b3f198790cf20d1689c5579746", kill_on_drop: false }`
[INFO] [stdout] 1714f006d060f3e1126ef0e935f2b5e14865e4b3f198790cf20d1689c5579746
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d875040514c49f04c5dd487ee2eaeb5b0d17c7faa13153592f1e425335016a73
[INFO] running `Command { std: "docker" "start" "-a" "d875040514c49f04c5dd487ee2eaeb5b0d17c7faa13153592f1e425335016a73", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling prometools v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.29s
[INFO] running `Command { std: "docker" "inspect" "d875040514c49f04c5dd487ee2eaeb5b0d17c7faa13153592f1e425335016a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d875040514c49f04c5dd487ee2eaeb5b0d17c7faa13153592f1e425335016a73", kill_on_drop: false }`
[INFO] [stdout] d875040514c49f04c5dd487ee2eaeb5b0d17c7faa13153592f1e425335016a73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 183bc768b8592980131918764183496df36017db6b23ea794c2d6bddadff3f46
[INFO] running `Command { std: "docker" "start" "-a" "183bc768b8592980131918764183496df36017db6b23ea794c2d6bddadff3f46", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running tests/histogram.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/histogram-6a5a757d2442f40a)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test histogram ... ok
[INFO] [stdout] test timer_stop_and_discard ... ok
[INFO] [stdout] test timer_stop_and_record ... ok
[INFO] [stdout] test timer_pause_stop ... ok
[INFO] [stdout] test timer_resume_stop ... ok
[INFO] [stdout] test timer_pause_pause_stop ... ok
[INFO] [stdout] test timer_pause_resume_stop ... ok
[INFO] [stdout] test timer_resume_drop ... ok
[INFO] [stdout] test timer_pause_resume_pause_stop ... ok
[INFO] [stdout] test timer_pause_resume_pause_resume_stop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "183bc768b8592980131918764183496df36017db6b23ea794c2d6bddadff3f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "183bc768b8592980131918764183496df36017db6b23ea794c2d6bddadff3f46", kill_on_drop: false }`
[INFO] [stdout] 183bc768b8592980131918764183496df36017db6b23ea794c2d6bddadff3f46