[INFO] fetching crate descape 2.0.3... [INFO] checking descape-2.0.3 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate descape 2.0.3 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate descape 2.0.3 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate descape 2.0.3 [INFO] tweaked toml for crates.io crate descape 2.0.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate descape 2.0.3 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] 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e15802648a2c8af3d0e045041d65e8d40973ee8aa2db9b2cacd99193dcd4d584 [INFO] running `Command { std: "docker" "start" "-a" "e15802648a2c8af3d0e045041d65e8d40973ee8aa2db9b2cacd99193dcd4d584", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e15802648a2c8af3d0e045041d65e8d40973ee8aa2db9b2cacd99193dcd4d584", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e15802648a2c8af3d0e045041d65e8d40973ee8aa2db9b2cacd99193dcd4d584", kill_on_drop: false }` [INFO] [stdout] e15802648a2c8af3d0e045041d65e8d40973ee8aa2db9b2cacd99193dcd4d584 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 41de158262818d58075a980c5bfa4e4a7c167b8dcd1cd7d8d08799df7d61a538 [INFO] running `Command { std: "docker" "start" "-a" "41de158262818d58075a980c5bfa4e4a7c167b8dcd1cd7d8d08799df7d61a538", kill_on_drop: false }` [INFO] [stderr] Checking descape v2.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:236:21 [INFO] [stdout] | [INFO] [stdout] 236 | fn to_unescaped(&self) -> Result, InvalidEscape> { [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] 236 | fn to_unescaped(&self) -> Result, InvalidEscape> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:242:9 [INFO] [stdout] | [INFO] [stdout] 242 | &self, [INFO] [stdout] | ^^^^^ this lifetime flows to the output [INFO] [stdout] 243 | mut callback: impl EscapeHandler [INFO] [stdout] 244 | ) -> Result, InvalidEscape> { [INFO] [stdout] | -------- the lifetime gets resolved as `'_` [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] 244 | ) -> Result, InvalidEscape> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:236:21 [INFO] [stdout] | [INFO] [stdout] 236 | fn to_unescaped(&self) -> Result, InvalidEscape> { [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] 236 | fn to_unescaped(&self) -> Result, InvalidEscape> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:242:9 [INFO] [stdout] | [INFO] [stdout] 242 | &self, [INFO] [stdout] | ^^^^^ this lifetime flows to the output [INFO] [stdout] 243 | mut callback: impl EscapeHandler [INFO] [stdout] 244 | ) -> Result, InvalidEscape> { [INFO] [stdout] | -------- the lifetime gets resolved as `'_` [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] 244 | ) -> Result, InvalidEscape> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "41de158262818d58075a980c5bfa4e4a7c167b8dcd1cd7d8d08799df7d61a538", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41de158262818d58075a980c5bfa4e4a7c167b8dcd1cd7d8d08799df7d61a538", kill_on_drop: false }` [INFO] [stdout] 41de158262818d58075a980c5bfa4e4a7c167b8dcd1cd7d8d08799df7d61a538