[INFO] fetching crate shkeleton 0.13.2... [INFO] checking shkeleton-0.13.2 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate shkeleton 0.13.2 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate shkeleton 0.13.2 [INFO] finished tweaking crates.io crate shkeleton 0.13.2 [INFO] tweaked toml for crates.io crate shkeleton 0.13.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate shkeleton 0.13.2 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 147 packages to latest compatible versions [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.40) [INFO] [stderr] Adding derive_more v0.99.20 (available: v2.0.1) [INFO] [stderr] Adding dirs v4.0.0 (available: v6.0.0) [INFO] [stderr] Adding itertools v0.10.5 (available: v0.14.0) [INFO] [stderr] Adding lazy-regex v2.5.0 (available: v3.4.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2c09b742a7386652181f46eb97d15f481d870c805d934f2585c41a819f67a63d [INFO] running `Command { std: "docker" "start" "-a" "2c09b742a7386652181f46eb97d15f481d870c805d934f2585c41a819f67a63d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c09b742a7386652181f46eb97d15f481d870c805d934f2585c41a819f67a63d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c09b742a7386652181f46eb97d15f481d870c805d934f2585c41a819f67a63d", kill_on_drop: false }` [INFO] [stdout] 2c09b742a7386652181f46eb97d15f481d870c805d934f2585c41a819f67a63d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6df2970405e6e07dc8ceedfb51a4476b3736355a88e3dc9846fec0e8d505919a [INFO] running `Command { std: "docker" "start" "-a" "6df2970405e6e07dc8ceedfb51a4476b3736355a88e3dc9846fec0e8d505919a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking litemap v0.8.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking writeable v0.6.1 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling icu_properties_data v2.0.1 [INFO] [stderr] Compiling icu_normalizer_data v2.0.0 [INFO] [stderr] Compiling object v0.36.7 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling anyhow v1.0.98 [INFO] [stderr] Checking gimli v0.31.1 [INFO] [stderr] Checking adler2 v2.0.1 [INFO] [stderr] Checking miniz_oxide v0.8.9 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking percent-encoding v2.3.1 [INFO] [stderr] Checking rustc-demangle v0.1.25 [INFO] [stderr] Checking cfg-if v1.0.1 [INFO] [stderr] Checking utf8_iter v1.0.4 [INFO] [stderr] Checking addr2line v0.24.2 [INFO] [stderr] Checking form_urlencoded v1.2.1 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking iana-time-zone v0.1.63 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking chrono v0.4.41 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking dirs v4.0.0 [INFO] [stderr] Checking iterator-ext v0.2.1 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking array_tool v1.0.3 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.0 [INFO] [stderr] Compiling zerovec-derive v0.11.1 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling derive_more v0.99.20 [INFO] [stderr] Compiling fstrings-proc-macro v0.2.3 [INFO] [stderr] Checking backtrace v0.3.75 [INFO] [stderr] Checking fstrings v0.2.3 [INFO] [stderr] Compiling derive_deref v1.1.1 [INFO] [stderr] Checking sherr v0.5.2 [INFO] [stderr] Checking zerofrom v0.1.6 [INFO] [stderr] Checking yoke v0.8.0 [INFO] [stderr] Checking zerotrie v0.2.2 [INFO] [stderr] Checking zerovec v0.11.2 [INFO] [stderr] Compiling lazy-regex-proc_macros v2.4.1 [INFO] [stderr] Checking tinystr v0.8.1 [INFO] [stderr] Checking potential_utf v0.1.2 [INFO] [stderr] Checking icu_collections v2.0.0 [INFO] [stderr] Checking lazy-regex v2.5.0 [INFO] [stderr] Checking icu_locale_core v2.0.0 [INFO] [stderr] Checking icu_provider v2.0.0 [INFO] [stderr] Checking icu_normalizer v2.0.0 [INFO] [stderr] Checking icu_properties v2.0.1 [INFO] [stderr] Checking idna_adapter v1.2.1 [INFO] [stderr] Checking idna v1.0.3 [INFO] [stderr] Checking url v2.5.4 [INFO] [stderr] Checking shkeleton v0.13.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sync.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn read(&self) -> RwLockReadGuard { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 51 | pub fn read(&self) -> RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sync.rs:55:18 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn write(&self) -> RwLockWriteGuard { [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 55 | pub fn write(&self) -> RwLockWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sync.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn try_read(&self) -> Option> { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 59 | pub fn try_read(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sync.rs:63:22 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn try_write(&self) -> Option> { [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 63 | pub fn try_write(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sync.rs:51:17 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn read(&self) -> RwLockReadGuard { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 51 | pub fn read(&self) -> RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sync.rs:55:18 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn write(&self) -> RwLockWriteGuard { [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 55 | pub fn write(&self) -> RwLockWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sync.rs:59:21 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn try_read(&self) -> Option> { [INFO] [stdout] | ^^^^^ ------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 59 | pub fn try_read(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/sync.rs:63:22 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn try_write(&self) -> Option> { [INFO] [stdout] | ^^^^^ ------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 63 | pub fn try_write(&self) -> Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `A` is never constructed [INFO] [stdout] --> tests/test_compile.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | struct A(pub u32); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::hint::must_use` that must be used [INFO] [stdout] --> tests/test_compile.rs:64:5 [INFO] [stdout] | [INFO] [stdout] 64 | format_f!("My name is {name}"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `format` which comes from the expansion of the macro `format_f` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.98s [INFO] running `Command { std: "docker" "inspect" "6df2970405e6e07dc8ceedfb51a4476b3736355a88e3dc9846fec0e8d505919a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6df2970405e6e07dc8ceedfb51a4476b3736355a88e3dc9846fec0e8d505919a", kill_on_drop: false }` [INFO] [stdout] 6df2970405e6e07dc8ceedfb51a4476b3736355a88e3dc9846fec0e8d505919a