[INFO] fetching crate mangle-engine 0.1.1...
[INFO] testing mangle-engine-0.1.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate mangle-engine 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate mangle-engine 0.1.1
[INFO] finished tweaking crates.io crate mangle-engine 0.1.1
[INFO] tweaked toml for crates.io crate mangle-engine 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mangle-engine 0.1.1 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]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded mangle-factstore v0.1.1
[INFO] [stderr]   Downloaded googletest_macro v0.11.0
[INFO] [stderr]   Downloaded mangle-ast v0.1.1
[INFO] [stderr]   Downloaded mangle-analysis v0.1.1
[INFO] [stderr]   Downloaded googletest v0.11.0
[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] 1a4d7d0871fc2de288c32fc9ec48925999e51a6db377162cc385ce909edc111c
[INFO] running `Command { std: "docker" "start" "-a" "1a4d7d0871fc2de288c32fc9ec48925999e51a6db377162cc385ce909edc111c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a4d7d0871fc2de288c32fc9ec48925999e51a6db377162cc385ce909edc111c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a4d7d0871fc2de288c32fc9ec48925999e51a6db377162cc385ce909edc111c", kill_on_drop: false }`
[INFO] [stdout] 1a4d7d0871fc2de288c32fc9ec48925999e51a6db377162cc385ce909edc111c
[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] 8f342f8f9572ef700fa927ce594a5672b048cff9a7499de7d1e92e50d89e99ec
[INFO] running `Command { std: "docker" "start" "-a" "8f342f8f9572ef700fa927ce594a5672b048cff9a7499de7d1e92e50d89e99ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling googletest_macro v0.11.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling googletest v0.11.0
[INFO] [stderr]    Compiling mangle-ast v0.1.1
[INFO] [stderr]    Compiling mangle-factstore v0.1.1
[INFO] [stderr]    Compiling mangle-analysis v0.1.1
[INFO] [stderr]    Compiling mangle-engine v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Naive` is never constructed
[INFO] [stdout]   --> src/naive.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Naive {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.81s
[INFO] running `Command { std: "docker" "inspect" "8f342f8f9572ef700fa927ce594a5672b048cff9a7499de7d1e92e50d89e99ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f342f8f9572ef700fa927ce594a5672b048cff9a7499de7d1e92e50d89e99ec", kill_on_drop: false }`
[INFO] [stdout] 8f342f8f9572ef700fa927ce594a5672b048cff9a7499de7d1e92e50d89e99ec
[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] d6111518e66829f0ac27b73512d30f5332eb6f8a17de231655f48c4517638386
[INFO] running `Command { std: "docker" "start" "-a" "d6111518e66829f0ac27b73512d30f5332eb6f8a17de231655f48c4517638386", kill_on_drop: false }`
[INFO] [stdout] warning: struct `Naive` is never constructed
[INFO] [stdout]   --> src/naive.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Naive {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mangle-engine v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "d6111518e66829f0ac27b73512d30f5332eb6f8a17de231655f48c4517638386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6111518e66829f0ac27b73512d30f5332eb6f8a17de231655f48c4517638386", kill_on_drop: false }`
[INFO] [stdout] d6111518e66829f0ac27b73512d30f5332eb6f8a17de231655f48c4517638386
[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] 09af4e9caae1ab0722372739e201c59f202fec3b4613d10418128526de5834ca
[INFO] running `Command { std: "docker" "start" "-a" "09af4e9caae1ab0722372739e201c59f202fec3b4613d10418128526de5834ca", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Naive` is never constructed
[INFO] [stderr]   --> src/naive.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct Naive {}
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mangle-engine` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mangle_engine-48045c2f25bdaa89)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test naive::test::test_naive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "09af4e9caae1ab0722372739e201c59f202fec3b4613d10418128526de5834ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09af4e9caae1ab0722372739e201c59f202fec3b4613d10418128526de5834ca", kill_on_drop: false }`
[INFO] [stdout] 09af4e9caae1ab0722372739e201c59f202fec3b4613d10418128526de5834ca