[INFO] fetching crate custom-string 0.2.0... [INFO] testing custom-string-0.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0 [INFO] extracting crate custom-string 0.2.0 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate custom-string 0.2.0 [INFO] finished tweaking crates.io crate custom-string 0.2.0 [INFO] tweaked toml for crates.io crate custom-string 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate custom-string 0.2.0 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] crate crates.io crate custom-string 0.2.0 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] 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] 6f8b9ad9a8316375bd37ca1b4b5f715a43c7d462f2ba8064e4e2941b6a8c314d [INFO] running `Command { std: "docker" "start" "-a" "6f8b9ad9a8316375bd37ca1b4b5f715a43c7d462f2ba8064e4e2941b6a8c314d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f8b9ad9a8316375bd37ca1b4b5f715a43c7d462f2ba8064e4e2941b6a8c314d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f8b9ad9a8316375bd37ca1b4b5f715a43c7d462f2ba8064e4e2941b6a8c314d", kill_on_drop: false }` [INFO] [stdout] 6f8b9ad9a8316375bd37ca1b4b5f715a43c7d462f2ba8064e4e2941b6a8c314d [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] d207fe18164bc01c3387639448c00695e2e1e38e0dab8855d794a3a094964a31 [INFO] running `Command { std: "docker" "start" "-a" "d207fe18164bc01c3387639448c00695e2e1e38e0dab8855d794a3a094964a31", kill_on_drop: false }` [INFO] [stderr] Compiling custom-string v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] running `Command { std: "docker" "inspect" "d207fe18164bc01c3387639448c00695e2e1e38e0dab8855d794a3a094964a31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d207fe18164bc01c3387639448c00695e2e1e38e0dab8855d794a3a094964a31", kill_on_drop: false }` [INFO] [stdout] d207fe18164bc01c3387639448c00695e2e1e38e0dab8855d794a3a094964a31 [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] 1c849fbfe9ef9f4a57cc5e4ebb0b814b6d1fbd42ff9dbcc223f9d05b82180ebb [INFO] running `Command { std: "docker" "start" "-a" "1c849fbfe9ef9f4a57cc5e4ebb0b814b6d1fbd42ff9dbcc223f9d05b82180ebb", kill_on_drop: false }` [INFO] [stderr] Compiling custom-string v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:162:27 [INFO] [stdout] | [INFO] [stdout] 162 | pub fn to_ref(&self) -> $ref_struct_name { [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 235 | / custom_string!(#[doc = "A lowercase string."], Lower, LowerRef, |s: &str| if !s [INFO] [stdout] 236 | | .as_bytes() [INFO] [stdout] 237 | | .iter() [INFO] [stdout] 238 | | .all(|c| c.is_ascii_lowercase()) [INFO] [stdout] ... | [INFO] [stdout] 242 | | Ok(()) [INFO] [stdout] 243 | | }); [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] = note: this warning originates in the macro `custom_string` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 162 | pub fn to_ref(&self) -> $ref_struct_name<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "1c849fbfe9ef9f4a57cc5e4ebb0b814b6d1fbd42ff9dbcc223f9d05b82180ebb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c849fbfe9ef9f4a57cc5e4ebb0b814b6d1fbd42ff9dbcc223f9d05b82180ebb", kill_on_drop: false }` [INFO] [stdout] 1c849fbfe9ef9f4a57cc5e4ebb0b814b6d1fbd42ff9dbcc223f9d05b82180ebb [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] c1b1e80b29120f8f624574d3dba28efd33ca5ef6c5c479583184a9d165577eb8 [INFO] running `Command { std: "docker" "start" "-a" "c1b1e80b29120f8f624574d3dba28efd33ca5ef6c5c479583184a9d165577eb8", kill_on_drop: false }` [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/lib.rs:162:27 [INFO] [stderr] | [INFO] [stderr] 162 | pub fn to_ref(&self) -> $ref_struct_name { [INFO] [stderr] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] ... [INFO] [stderr] 235 | / custom_string!(#[doc = "A lowercase string."], Lower, LowerRef, |s: &str| if !s [INFO] [stderr] 236 | | .as_bytes() [INFO] [stderr] 237 | | .iter() [INFO] [stderr] 238 | | .all(|c| c.is_ascii_lowercase()) [INFO] [stderr] ... | [INFO] [stderr] 242 | | Ok(()) [INFO] [stderr] 243 | | }); [INFO] [stderr] | |______- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] = note: this warning originates in the macro `custom_string` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 162 | pub fn to_ref(&self) -> $ref_struct_name<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `custom-string` (lib test) generated 1 warning (run `cargo fix --lib -p custom-string --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/custom_string-653a741fef887500) [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::equals ... ok [INFO] [stdout] test tests::validation ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c1b1e80b29120f8f624574d3dba28efd33ca5ef6c5c479583184a9d165577eb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1b1e80b29120f8f624574d3dba28efd33ca5ef6c5c479583184a9d165577eb8", kill_on_drop: false }` [INFO] [stdout] c1b1e80b29120f8f624574d3dba28efd33ca5ef6c5c479583184a9d165577eb8