[INFO] fetching crate unison 0.3.2... [INFO] checking unison-0.3.2 against master#40daf23eeb711dadf140b2536e67e3ff4c999196 for pr-142287 [INFO] extracting crate unison 0.3.2 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate unison 0.3.2 on toolchain 40daf23eeb711dadf140b2536e67e3ff4c999196 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate unison 0.3.2 [INFO] finished tweaking crates.io crate unison 0.3.2 [INFO] tweaked toml for crates.io crate unison 0.3.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 31 packages to latest compatible versions [INFO] [stderr] Adding seckey v0.6.1 (available: v0.12.1) [INFO] [stderr] Adding serde_yaml v0.7.5 (available: v0.9.34+deprecated) [INFO] [stderr] Adding toml v0.4.10 (available: v0.8.23) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mach_o_sys v0.1.1 [INFO] [stderr] Downloaded serde_yaml v0.7.5 [INFO] [stderr] Downloaded seckey v0.6.1 [INFO] [stderr] Downloaded memsec v0.3.4 [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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 95e5b17fa85b35b71f3dce3cf80e0fbdde13c102b92eac3acdfda02048c5e14f [INFO] running `Command { std: "docker" "start" "-a" "95e5b17fa85b35b71f3dce3cf80e0fbdde13c102b92eac3acdfda02048c5e14f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95e5b17fa85b35b71f3dce3cf80e0fbdde13c102b92eac3acdfda02048c5e14f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95e5b17fa85b35b71f3dce3cf80e0fbdde13c102b92eac3acdfda02048c5e14f", kill_on_drop: false }` [INFO] [stdout] 95e5b17fa85b35b71f3dce3cf80e0fbdde13c102b92eac3acdfda02048c5e14f [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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a6b48c696ac9297447d4f9ed7a15ae652da277c984b9bd8ebbaeaade19bc5ac2 [INFO] running `Command { std: "docker" "start" "-a" "a6b48c696ac9297447d4f9ed7a15ae652da277c984b9bd8ebbaeaade19bc5ac2", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling memsec v0.3.4 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking serde_yaml v0.7.5 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking seckey v0.6.1 [INFO] [stderr] Checking unison v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `SecretGuard` [INFO] [stdout] --> src/value/mod.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | pub use self::value::{SecretGuard, Value}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SecretGuard` [INFO] [stdout] --> src/value/mod.rs:9:23 [INFO] [stdout] | [INFO] [stdout] 9 | pub use self::value::{SecretGuard, Value}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/config/config.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | / mem::replace( [INFO] [stdout] 25 | | &mut self.inner, [INFO] [stdout] 26 | | Arc::new(Inner::load(&self.application_name)?), [INFO] [stdout] 27 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 24 | let _ = mem::replace( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/value/evaluation.rs:117:5 [INFO] [stdout] | [INFO] [stdout] 117 | mem::replace(self, value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 117 | let _ = mem::replace(self, value); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `core::str::::trim` that must be used [INFO] [stdout] --> src/value/from_src.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | src_sample.trim(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 44 | let _ = src_sample.trim(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/value/value.rs:148:20 [INFO] [stdout] | [INFO] [stdout] 148 | pub fn as_secret(&self) -> Option { [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] 148 | pub fn as_secret(&self) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/config/config.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | / mem::replace( [INFO] [stdout] 25 | | &mut self.inner, [INFO] [stdout] 26 | | Arc::new(Inner::load(&self.application_name)?), [INFO] [stdout] 27 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 24 | let _ = mem::replace( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/value/evaluation.rs:117:5 [INFO] [stdout] | [INFO] [stdout] 117 | mem::replace(self, value); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 117 | let _ = mem::replace(self, value); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `core::str::::trim` that must be used [INFO] [stdout] --> src/value/from_src.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | src_sample.trim(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 44 | let _ = src_sample.trim(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/value/value.rs:148:20 [INFO] [stdout] | [INFO] [stdout] 148 | pub fn as_secret(&self) -> Option { [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] 148 | pub fn as_secret(&self) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.51s [INFO] running `Command { std: "docker" "inspect" "a6b48c696ac9297447d4f9ed7a15ae652da277c984b9bd8ebbaeaade19bc5ac2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6b48c696ac9297447d4f9ed7a15ae652da277c984b9bd8ebbaeaade19bc5ac2", kill_on_drop: false }` [INFO] [stdout] a6b48c696ac9297447d4f9ed7a15ae652da277c984b9bd8ebbaeaade19bc5ac2