[INFO] fetching crate pomsky-syntax 0.11.0...
[INFO] testing pomsky-syntax-0.11.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate pomsky-syntax 0.11.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate pomsky-syntax 0.11.0
[INFO] finished tweaking crates.io crate pomsky-syntax 0.11.0
[INFO] tweaked toml for crates.io crate pomsky-syntax 0.11.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pomsky-syntax 0.11.0 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 7 packages to latest compatible versions
[INFO] [stderr]       Adding strsim v0.10.0 (available: v0.11.1)
[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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 363c704a451f8027205e7ead8b442fe98c11cbe5e6e4520314c1ccb7688955ac
[INFO] running `Command { std: "docker" "start" "-a" "363c704a451f8027205e7ead8b442fe98c11cbe5e6e4520314c1ccb7688955ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "363c704a451f8027205e7ead8b442fe98c11cbe5e6e4520314c1ccb7688955ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "363c704a451f8027205e7ead8b442fe98c11cbe5e6e4520314c1ccb7688955ac", kill_on_drop: false }`
[INFO] [stdout] 363c704a451f8027205e7ead8b442fe98c11cbe5e6e4520314c1ccb7688955ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d56f341c4d1f6881d81dcf1dd384d5f1e37c9d553066881654565fcfc5922b68
[INFO] running `Command { std: "docker" "start" "-a" "d56f341c4d1f6881d81dcf1dd384d5f1e37c9d553066881654565fcfc5922b68", kill_on_drop: false }`
[INFO] [stderr]    Compiling pomsky-syntax v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `split_off` is never used
[INFO] [stdout]   --> src/lexer/micro_regex.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub(crate) trait MicroRegex {
[INFO] [stdout]    |                  ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn split_off<'a>(&self, haystack: &'a str) -> Option<(&'a str, &'a str)> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Either` is never constructed
[INFO] [stdout]   --> src/lexer/micro_regex.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub(crate) struct Either<A, B>(pub(crate) A, pub(crate) B);
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Either` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Not` is never constructed
[INFO] [stdout]    --> src/lexer/micro_regex.rs:121:19
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub(crate) struct Not<I>(pub(crate) I);
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Not` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `Command { std: "docker" "inspect" "d56f341c4d1f6881d81dcf1dd384d5f1e37c9d553066881654565fcfc5922b68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d56f341c4d1f6881d81dcf1dd384d5f1e37c9d553066881654565fcfc5922b68", kill_on_drop: false }`
[INFO] [stdout] d56f341c4d1f6881d81dcf1dd384d5f1e37c9d553066881654565fcfc5922b68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d7339aace219c3562a82f1c7ffe3d3a0e738d5ad6c4caa944784376fc1f72175
[INFO] running `Command { std: "docker" "start" "-a" "d7339aace219c3562a82f1c7ffe3d3a0e738d5ad6c4caa944784376fc1f72175", kill_on_drop: false }`
[INFO] [stdout] warning: method `split_off` is never used
[INFO] [stdout]   --> src/lexer/micro_regex.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub(crate) trait MicroRegex {
[INFO] [stdout]    |                  ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn split_off<'a>(&self, haystack: &'a str) -> Option<(&'a str, &'a str)> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Either` is never constructed
[INFO] [stdout]   --> src/lexer/micro_regex.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub(crate) struct Either<A, B>(pub(crate) A, pub(crate) B);
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Either` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pomsky-syntax v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Not` is never constructed
[INFO] [stdout]    --> src/lexer/micro_regex.rs:121:19
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub(crate) struct Not<I>(pub(crate) I);
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Not` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `split_off` is never used
[INFO] [stdout]   --> src/lexer/micro_regex.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub(crate) trait MicroRegex {
[INFO] [stdout]    |                  ---------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn split_off<'a>(&self, haystack: &'a str) -> Option<(&'a str, &'a str)> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Either` is never constructed
[INFO] [stdout]   --> src/lexer/micro_regex.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub(crate) struct Either<A, B>(pub(crate) A, pub(crate) B);
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Either` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Not` is never constructed
[INFO] [stdout]    --> src/lexer/micro_regex.rs:121:19
[INFO] [stdout]     |
[INFO] [stdout] 121 | pub(crate) struct Not<I>(pub(crate) I);
[INFO] [stdout]     |                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Not` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "d7339aace219c3562a82f1c7ffe3d3a0e738d5ad6c4caa944784376fc1f72175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7339aace219c3562a82f1c7ffe3d3a0e738d5ad6c4caa944784376fc1f72175", kill_on_drop: false }`
[INFO] [stdout] d7339aace219c3562a82f1c7ffe3d3a0e738d5ad6c4caa944784376fc1f72175
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5e4cdc7a937a87428090725051d1d99ab3d24c8048a55c7bfd100052c75eec58
[INFO] running `Command { std: "docker" "start" "-a" "5e4cdc7a937a87428090725051d1d99ab3d24c8048a55c7bfd100052c75eec58", kill_on_drop: false }`
[INFO] [stderr] warning: method `split_off` is never used
[INFO] [stderr]   --> src/lexer/micro_regex.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 5  | pub(crate) trait MicroRegex {
[INFO] [stderr]    |                  ---------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 12 |     fn split_off<'a>(&self, haystack: &'a str) -> Option<(&'a str, &'a str)> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Either` is never constructed
[INFO] [stderr]   --> src/lexer/micro_regex.rs:77:19
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub(crate) struct Either<A, B>(pub(crate) A, pub(crate) B);
[INFO] [stderr]    |                   ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Either` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Not` is never constructed
[INFO] [stderr]    --> src/lexer/micro_regex.rs:121:19
[INFO] [stderr]     |
[INFO] [stderr] 121 | pub(crate) struct Not<I>(pub(crate) I);
[INFO] [stderr]     |                   ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Not` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `pomsky-syntax` (lib) generated 3 warnings
[INFO] [stderr] warning: `pomsky-syntax` (lib test) generated 3 warnings (3 duplicates)
[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/pomsky_syntax-c34d8086bf384fe5)
[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" "5e4cdc7a937a87428090725051d1d99ab3d24c8048a55c7bfd100052c75eec58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e4cdc7a937a87428090725051d1d99ab3d24c8048a55c7bfd100052c75eec58", kill_on_drop: false }`
[INFO] [stdout] 5e4cdc7a937a87428090725051d1d99ab3d24c8048a55c7bfd100052c75eec58