[INFO] fetching crate comet-rs-impl 0.1.1-rc2...
[INFO] testing comet-rs-impl-0.1.1-rc2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate comet-rs-impl 0.1.1-rc2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate comet-rs-impl 0.1.1-rc2
[INFO] finished tweaking crates.io crate comet-rs-impl 0.1.1-rc2
[INFO] tweaked toml for crates.io crate comet-rs-impl 0.1.1-rc2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate comet-rs-impl 0.1.1-rc2 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 25 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.104)
[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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] eeb5df26601c5589b02ed3ec13605bb23e0f5add0481fd76838924a7cb413e58
[INFO] running `Command { std: "docker" "start" "-a" "eeb5df26601c5589b02ed3ec13605bb23e0f5add0481fd76838924a7cb413e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eeb5df26601c5589b02ed3ec13605bb23e0f5add0481fd76838924a7cb413e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeb5df26601c5589b02ed3ec13605bb23e0f5add0481fd76838924a7cb413e58", kill_on_drop: false }`
[INFO] [stdout] eeb5df26601c5589b02ed3ec13605bb23e0f5add0481fd76838924a7cb413e58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e1b55b4f7fd4d17a622bc20b5bb70d23a9fa164786dd20f2fb31c0d2202876aa
[INFO] running `Command { std: "docker" "start" "-a" "e1b55b4f7fd4d17a622bc20b5bb70d23a9fa164786dd20f2fb31c0d2202876aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling comet-rs-impl v0.1.1-rc2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `scalar_mut` is never used
[INFO] [stdout]   --> src/cometexpr.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub(crate) trait CometDsl {
[INFO] [stdout]    |                  -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn scalar_mut(&mut self) -> Option<&mut ScalarStruct>;
[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 11.50s
[INFO] running `Command { std: "docker" "inspect" "e1b55b4f7fd4d17a622bc20b5bb70d23a9fa164786dd20f2fb31c0d2202876aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1b55b4f7fd4d17a622bc20b5bb70d23a9fa164786dd20f2fb31c0d2202876aa", kill_on_drop: false }`
[INFO] [stdout] e1b55b4f7fd4d17a622bc20b5bb70d23a9fa164786dd20f2fb31c0d2202876aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 625fecbd0c8d241ab5c8ea6e53ec91f14691d6f2ab452313136eda3fface39bb
[INFO] running `Command { std: "docker" "start" "-a" "625fecbd0c8d241ab5c8ea6e53ec91f14691d6f2ab452313136eda3fface39bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling comet-rs-impl v0.1.1-rc2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `scalar_mut` is never used
[INFO] [stdout]   --> src/cometexpr.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub(crate) trait CometDsl {
[INFO] [stdout]    |                  -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn scalar_mut(&mut self) -> Option<&mut ScalarStruct>;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `scalar_mut` is never used
[INFO] [stdout]   --> src/cometexpr.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub(crate) trait CometDsl {
[INFO] [stdout]    |                  -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn scalar_mut(&mut self) -> Option<&mut ScalarStruct>;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "625fecbd0c8d241ab5c8ea6e53ec91f14691d6f2ab452313136eda3fface39bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "625fecbd0c8d241ab5c8ea6e53ec91f14691d6f2ab452313136eda3fface39bb", kill_on_drop: false }`
[INFO] [stdout] 625fecbd0c8d241ab5c8ea6e53ec91f14691d6f2ab452313136eda3fface39bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 067dddec748a08c51021d2c959e85d10cee27ceb53946953169d6f9bfa03b053
[INFO] running `Command { std: "docker" "start" "-a" "067dddec748a08c51021d2c959e85d10cee27ceb53946953169d6f9bfa03b053", kill_on_drop: false }`
[INFO] [stderr] warning: method `scalar_mut` is never used
[INFO] [stderr]   --> src/cometexpr.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub(crate) trait CometDsl {
[INFO] [stderr]    |                  -------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 50 |     fn scalar_mut(&mut self) -> Option<&mut ScalarStruct>;
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `comet-rs-impl` (lib) generated 1 warning
[INFO] [stderr] warning: `comet-rs-impl` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/comet_rs_impl-7b53040086c0725c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests comet_rs_impl
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "067dddec748a08c51021d2c959e85d10cee27ceb53946953169d6f9bfa03b053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "067dddec748a08c51021d2c959e85d10cee27ceb53946953169d6f9bfa03b053", kill_on_drop: false }`
[INFO] [stdout] 067dddec748a08c51021d2c959e85d10cee27ceb53946953169d6f9bfa03b053