[INFO] fetching crate ftree 1.2.0...
[INFO] testing ftree-1.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate ftree 1.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate ftree 1.2.0
[INFO] finished tweaking crates.io crate ftree 1.2.0
[INFO] tweaked toml for crates.io crate ftree 1.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ftree 1.2.0 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 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 ntest v0.9.3
[INFO] [stderr]   Downloaded ntest_test_cases v0.9.3
[INFO] [stderr]   Downloaded ntest_timeout v0.9.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3e849ec685068c8eba3619f92729d0e0029a27add5654f81f58be08ad94dc81b
[INFO] running `Command { std: "docker" "start" "-a" "3e849ec685068c8eba3619f92729d0e0029a27add5654f81f58be08ad94dc81b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e849ec685068c8eba3619f92729d0e0029a27add5654f81f58be08ad94dc81b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e849ec685068c8eba3619f92729d0e0029a27add5654f81f58be08ad94dc81b", kill_on_drop: false }`
[INFO] [stdout] 3e849ec685068c8eba3619f92729d0e0029a27add5654f81f58be08ad94dc81b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ad417209222d019d353ed85ebdbc01f7b4d3acce776373a380d7171facf027ec
[INFO] running `Command { std: "docker" "start" "-a" "ad417209222d019d353ed85ebdbc01f7b4d3acce776373a380d7171facf027ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling ftree v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "ad417209222d019d353ed85ebdbc01f7b4d3acce776373a380d7171facf027ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad417209222d019d353ed85ebdbc01f7b4d3acce776373a380d7171facf027ec", kill_on_drop: false }`
[INFO] [stdout] ad417209222d019d353ed85ebdbc01f7b4d3acce776373a380d7171facf027ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a62b6c246b6698627bfffb9562d4c178266b64130383f552bed9332dc3b37d3b
[INFO] running `Command { std: "docker" "start" "-a" "a62b6c246b6698627bfffb9562d4c178266b64130383f552bed9332dc3b37d3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling winnow v0.7.11
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling ntest_test_cases v0.9.3
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling ntest_timeout v0.9.3
[INFO] [stderr]    Compiling ntest v0.9.3
[INFO] [stderr]    Compiling ftree v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.34s
[INFO] running `Command { std: "docker" "inspect" "a62b6c246b6698627bfffb9562d4c178266b64130383f552bed9332dc3b37d3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a62b6c246b6698627bfffb9562d4c178266b64130383f552bed9332dc3b37d3b", kill_on_drop: false }`
[INFO] [stdout] a62b6c246b6698627bfffb9562d4c178266b64130383f552bed9332dc3b37d3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9c0d72dce15e1991b54d48e2586ae27e68449ab2f51888162ea847703b3fedb2
[INFO] running `Command { std: "docker" "start" "-a" "9c0d72dce15e1991b54d48e2586ae27e68449ab2f51888162ea847703b3fedb2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/ftree-c845e68462a2fb90)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::test_index_of ... ok
[INFO] [stdout] test tests::test_new ... ok
[INFO] [stdout] test tests::test_negative_values ... ok
[INFO] [stdout] test tests::test_pop_empty ... ok
[INFO] [stdout] test tests::test_prefix_sum ... ok
[INFO] [stdout] test tests::test_pop_sequence ... ok
[INFO] [stdout] test tests::test_push_pop_alternating ... ok
[INFO] [stdout] test tests::test_update_index ... ok
[INFO] [stdout] test tests::test_push_sequence ... ok
[INFO] [stdout] test tests::test_zero_handling ... ok
[INFO] [stdout] test tests::test_pop_single ... ok
[INFO] [stdout] test tests::test_push_empty ... ok
[INFO] [stdout] test tests::test_push_after_initialization ... ok
[INFO] [stdout] test tests::test_zero_array ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9c0d72dce15e1991b54d48e2586ae27e68449ab2f51888162ea847703b3fedb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c0d72dce15e1991b54d48e2586ae27e68449ab2f51888162ea847703b3fedb2", kill_on_drop: false }`
[INFO] [stdout] 9c0d72dce15e1991b54d48e2586ae27e68449ab2f51888162ea847703b3fedb2