[INFO] fetching crate mrcon 0.1.0...
[INFO] testing mrcon-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate mrcon 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate mrcon 0.1.0
[INFO] finished tweaking crates.io crate mrcon 0.1.0
[INFO] tweaked toml for crates.io crate mrcon 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mrcon 0.1.0 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] crate crates.io crate mrcon 0.1.0 already has a lockfile, it will not be regenerated
[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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-reactor-trait v2.0.0
[INFO] [stderr]   Downloaded mongodb-internal-macros v3.2.3
[INFO] [stderr]   Downloaded rustls-connector v0.21.7
[INFO] [stderr]   Downloaded amq-protocol-tcp v8.1.2
[INFO] [stderr]   Downloaded tcp-stream v0.30.1
[INFO] [stderr]   Downloaded prometheus v0.14.0
[INFO] [stderr]   Downloaded amq-protocol v8.1.2
[INFO] [stderr]   Downloaded typed-builder v0.10.0
[INFO] [stderr]   Downloaded amq-protocol-types v8.1.2
[INFO] [stderr]   Downloaded amq-protocol-uri v8.1.2
[INFO] [stderr]   Downloaded lapin v3.0.0
[INFO] [stderr]   Downloaded rustc_version_runtime v0.3.0
[INFO] [stderr]   Downloaded mongodb v3.2.3
[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] da6f9cd2b8c1a04d5a6776042e06d8cd56313e031c25dcb8a798b50a5013335c
[INFO] running `Command { std: "docker" "start" "-a" "da6f9cd2b8c1a04d5a6776042e06d8cd56313e031c25dcb8a798b50a5013335c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da6f9cd2b8c1a04d5a6776042e06d8cd56313e031c25dcb8a798b50a5013335c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da6f9cd2b8c1a04d5a6776042e06d8cd56313e031c25dcb8a798b50a5013335c", kill_on_drop: false }`
[INFO] [stdout] da6f9cd2b8c1a04d5a6776042e06d8cd56313e031c25dcb8a798b50a5013335c
[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] 93e1ad6abf6cfa802dc5c1795a4f3d77fd743748c5d17997096d7b4520166156
[INFO] running `Command { std: "docker" "start" "-a" "93e1ad6abf6cfa802dc5c1795a4f3d77fd743748c5d17997096d7b4520166156", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
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[INFO] [stderr]    Compiling mrcon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 02s
[INFO] running `Command { std: "docker" "inspect" "93e1ad6abf6cfa802dc5c1795a4f3d77fd743748c5d17997096d7b4520166156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93e1ad6abf6cfa802dc5c1795a4f3d77fd743748c5d17997096d7b4520166156", kill_on_drop: false }`
[INFO] [stdout] 93e1ad6abf6cfa802dc5c1795a4f3d77fd743748c5d17997096d7b4520166156
[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] d63c528329b979a5616a00cd63bb0e2b7f83aba3b80f0bafdb06434ffc7cab53
[INFO] running `Command { std: "docker" "start" "-a" "d63c528329b979a5616a00cd63bb0e2b7f83aba3b80f0bafdb06434ffc7cab53", kill_on_drop: false }`
[INFO] [stderr]    Compiling mrcon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.32s
[INFO] running `Command { std: "docker" "inspect" "d63c528329b979a5616a00cd63bb0e2b7f83aba3b80f0bafdb06434ffc7cab53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d63c528329b979a5616a00cd63bb0e2b7f83aba3b80f0bafdb06434ffc7cab53", kill_on_drop: false }`
[INFO] [stdout] d63c528329b979a5616a00cd63bb0e2b7f83aba3b80f0bafdb06434ffc7cab53
[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] 124e3d340d8454ca217f0c987a5636922003e8796ce352b091d253cf6a9af00e
[INFO] running `Command { std: "docker" "start" "-a" "124e3d340d8454ca217f0c987a5636922003e8796ce352b091d253cf6a9af00e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mrcon-5c31988641ff4ecd)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test metrics::tests::test_metrics_creation ... ok
[INFO] [stdout] test metrics::tests::test_collection_server_count ... ok
[INFO] [stdout] test metrics::tests::test_server_count ... ok
[INFO] [stdout] test metrics::tests::test_export ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "124e3d340d8454ca217f0c987a5636922003e8796ce352b091d253cf6a9af00e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "124e3d340d8454ca217f0c987a5636922003e8796ce352b091d253cf6a9af00e", kill_on_drop: false }`
[INFO] [stdout] 124e3d340d8454ca217f0c987a5636922003e8796ce352b091d253cf6a9af00e