[INFO] fetching crate gr 0.3.3... [INFO] checking gr-0.3.3 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate gr 0.3.3 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate gr 0.3.3 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate gr 0.3.3 [INFO] tweaked toml for crates.io crate gr 0.3.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate gr 0.3.3 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] crate crates.io crate gr 0.3.3 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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] fe3f5cca03309f254e05204d8d76ebd76f225b2beb8d7c485d2dd9e7d52e2eae [INFO] running `Command { std: "docker" "start" "-a" "fe3f5cca03309f254e05204d8d76ebd76f225b2beb8d7c485d2dd9e7d52e2eae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fe3f5cca03309f254e05204d8d76ebd76f225b2beb8d7c485d2dd9e7d52e2eae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe3f5cca03309f254e05204d8d76ebd76f225b2beb8d7c485d2dd9e7d52e2eae", kill_on_drop: false }` [INFO] [stdout] fe3f5cca03309f254e05204d8d76ebd76f225b2beb8d7c485d2dd9e7d52e2eae [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] 6e713022bd1b74ffd096dc2d136e7f7b477c615c7ccf16405316a0a51d13a4e6 [INFO] running `Command { std: "docker" "start" "-a" "6e713022bd1b74ffd096dc2d136e7f7b477c615c7ccf16405316a0a51d13a4e6", kill_on_drop: false }` [INFO] [stderr] Compiling gr-sys v0.1.6 [INFO] [stderr] Compiling gr v0.3.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/gks/ws.rs:57:15 [INFO] [stdout] | [INFO] [stdout] 57 | fn new_ws(&mut self, id: NonZeroI32) -> GksWs { [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] 57 | fn new_ws(&mut self, id: NonZeroI32) -> GksWs<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/gks/ws.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | &mut self, [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 73 | ) -> Option { [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] 73 | ) -> 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/gks/ws.rs:84:15 [INFO] [stdout] | [INFO] [stdout] 84 | pub fn ws(&mut self, wkid: impl Into) -> Option { [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output ----- 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] 84 | pub fn ws(&mut self, wkid: impl Into) -> 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/gks/ws.rs:107:9 [INFO] [stdout] | [INFO] [stdout] 107 | &mut self, [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 111 | ) -> Option { [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] 111 | ) -> 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/gks/ws.rs:115:15 [INFO] [stdout] | [INFO] [stdout] 115 | pub fn ws(&mut self, wkid: impl Into) -> Option { [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output ----------- 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] 115 | pub fn ws(&mut self, wkid: impl Into) -> 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/gks/ws.rs:148:9 [INFO] [stdout] | [INFO] [stdout] 148 | &mut self, [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 152 | ) -> Option { [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] 152 | ) -> 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/gks/ws.rs:156:15 [INFO] [stdout] | [INFO] [stdout] 156 | pub fn ws(&mut self, wkid: impl Into) -> Option { [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output ------------ 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] 156 | pub fn ws(&mut self, wkid: impl Into) -> 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/gks/ws.rs:57:15 [INFO] [stdout] | [INFO] [stdout] 57 | fn new_ws(&mut self, id: NonZeroI32) -> GksWs { [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] 57 | fn new_ws(&mut self, id: NonZeroI32) -> GksWs<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/gks/ws.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | &mut self, [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 73 | ) -> Option { [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] 73 | ) -> 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/gks/ws.rs:84:15 [INFO] [stdout] | [INFO] [stdout] 84 | pub fn ws(&mut self, wkid: impl Into) -> Option { [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output ----- 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] 84 | pub fn ws(&mut self, wkid: impl Into) -> 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/gks/ws.rs:107:9 [INFO] [stdout] | [INFO] [stdout] 107 | &mut self, [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 111 | ) -> Option { [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] 111 | ) -> 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/gks/ws.rs:115:15 [INFO] [stdout] | [INFO] [stdout] 115 | pub fn ws(&mut self, wkid: impl Into) -> Option { [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output ----------- 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] 115 | pub fn ws(&mut self, wkid: impl Into) -> 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/gks/ws.rs:148:9 [INFO] [stdout] | [INFO] [stdout] 148 | &mut self, [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] ... [INFO] [stdout] 152 | ) -> Option { [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] 152 | ) -> 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/gks/ws.rs:156:15 [INFO] [stdout] | [INFO] [stdout] 156 | pub fn ws(&mut self, wkid: impl Into) -> Option { [INFO] [stdout] | ^^^^^^^^^ this lifetime flows to the output ------------ 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] 156 | pub fn ws(&mut self, wkid: impl Into) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.39s [INFO] running `Command { std: "docker" "inspect" "6e713022bd1b74ffd096dc2d136e7f7b477c615c7ccf16405316a0a51d13a4e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e713022bd1b74ffd096dc2d136e7f7b477c615c7ccf16405316a0a51d13a4e6", kill_on_drop: false }` [INFO] [stdout] 6e713022bd1b74ffd096dc2d136e7f7b477c615c7ccf16405316a0a51d13a4e6