[INFO] fetching crate resynth 0.2.0... [INFO] checking resynth-0.2.0 against try#5de9e0e6cf775e94e0de2003f35e183f3f77bfe8 for pr-143808 [INFO] extracting crate resynth 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate resynth 0.2.0 [INFO] finished tweaking crates.io crate resynth 0.2.0 [INFO] tweaked toml for crates.io crate resynth 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate resynth 0.2.0 on toolchain 5de9e0e6cf775e94e0de2003f35e183f3f77bfe8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate resynth 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" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c4f12fc81169ddc4ca877ec4ef60425127520c775f9390e6c2cf79d878dbaf68 [INFO] running `Command { std: "docker" "start" "-a" "c4f12fc81169ddc4ca877ec4ef60425127520c775f9390e6c2cf79d878dbaf68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c4f12fc81169ddc4ca877ec4ef60425127520c775f9390e6c2cf79d878dbaf68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4f12fc81169ddc4ca877ec4ef60425127520c775f9390e6c2cf79d878dbaf68", kill_on_drop: false }` [INFO] [stdout] c4f12fc81169ddc4ca877ec4ef60425127520c775f9390e6c2cf79d878dbaf68 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 68754df76b201c0ded94ae20fcc6a01111680d0c049934da7bb1610c2244aa31 [INFO] running `Command { std: "docker" "start" "-a" "68754df76b201c0ded94ae20fcc6a01111680d0c049934da7bb1610c2244aa31", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.63 [INFO] [stderr] Compiling unicode-ident v1.0.10 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling memchr v2.6.4 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Compiling regex-syntax v0.8.2 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking anstyle-parse v0.2.2 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Compiling phf_shared v0.11.2 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking pkt v0.2.0 [INFO] [stderr] Checking anstream v0.6.4 [INFO] [stderr] Checking termcolor v1.2.0 [INFO] [stderr] Checking clap_builder v4.4.6 [INFO] [stderr] Checking aho-corasick v1.0.2 [INFO] [stderr] Checking ezpkt v0.2.0 [INFO] [stderr] Compiling phf_generator v0.11.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling syn v2.0.32 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking clap v4.4.6 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Compiling phf_macros v0.11.2 [INFO] [stderr] Checking phf v0.11.2 [INFO] [stderr] Compiling lazy-regex-proc_macros v2.4.1 [INFO] [stderr] Checking lazy-regex v2.5.0 [INFO] [stderr] Checking resynth v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `UnsignedIntegral` is never used [INFO] [stdout] --> src/sym.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | trait UnsignedIntegral {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/object.rs:73:19 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn borrow(&self) -> Ref { [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] 73 | pub fn borrow(&self) -> Ref<'_, dyn Obj> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/object.rs:77:23 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn borrow_mut(&self) -> RefMut { [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] 77 | pub fn borrow_mut(&self) -> RefMut<'_, dyn Obj> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `UnsignedIntegral` is never used [INFO] [stdout] --> src/sym.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | trait UnsignedIntegral {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/object.rs:73:19 [INFO] [stdout] | [INFO] [stdout] 73 | pub fn borrow(&self) -> Ref { [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] 73 | pub fn borrow(&self) -> Ref<'_, dyn Obj> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/object.rs:77:23 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn borrow_mut(&self) -> RefMut { [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] 77 | pub fn borrow_mut(&self) -> RefMut<'_, dyn Obj> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.55s [INFO] running `Command { std: "docker" "inspect" "68754df76b201c0ded94ae20fcc6a01111680d0c049934da7bb1610c2244aa31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68754df76b201c0ded94ae20fcc6a01111680d0c049934da7bb1610c2244aa31", kill_on_drop: false }` [INFO] [stdout] 68754df76b201c0ded94ae20fcc6a01111680d0c049934da7bb1610c2244aa31