[INFO] fetching crate serlp 0.3.1... [INFO] checking serlp-0.3.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate serlp 0.3.1 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate serlp 0.3.1 [INFO] finished tweaking crates.io crate serlp 0.3.1 [INFO] tweaked toml for crates.io crate serlp 0.3.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate serlp 0.3.1 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 14 packages to latest compatible versions [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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1f617f321dcc8c3b0f47afe164258e84a55a6707daeaa3285f6c39222740ff30 [INFO] running `Command { std: "docker" "start" "-a" "1f617f321dcc8c3b0f47afe164258e84a55a6707daeaa3285f6c39222740ff30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f617f321dcc8c3b0f47afe164258e84a55a6707daeaa3285f6c39222740ff30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f617f321dcc8c3b0f47afe164258e84a55a6707daeaa3285f6c39222740ff30", kill_on_drop: false }` [INFO] [stdout] 1f617f321dcc8c3b0f47afe164258e84a55a6707daeaa3285f6c39222740ff30 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 944bf17e3ca60f205c9b706ce89163166595b362facc1d34298bc54ccf368f06 [INFO] running `Command { std: "docker" "start" "-a" "944bf17e3ca60f205c9b706ce89163166595b362facc1d34298bc54ccf368f06", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking serde_bytes v0.11.17 [INFO] [stderr] Checking serlp v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rlp.rs:113:18 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn root(&'de self) -> &RlpNode { [INFO] [stdout] | ^^^ -------- [INFO] [stdout] | | || [INFO] [stdout] | | |the lifetimes get resolved as `'de` [INFO] [stdout] | | the lifetimes get resolved as `'de` [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 consistently use `'de` [INFO] [stdout] | [INFO] [stdout] 113 | pub fn root(&'de self) -> &'de RlpNode<'de> { [INFO] [stdout] | +++ +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rlp.rs:121:22 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn root_mut(&'de mut self) -> &mut RlpNode { [INFO] [stdout] | ^^^ ------------ [INFO] [stdout] | | | | [INFO] [stdout] | | | the lifetimes get resolved as `'de` [INFO] [stdout] | | the lifetimes get resolved as `'de` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'de` [INFO] [stdout] | [INFO] [stdout] 121 | pub fn root_mut(&'de mut self) -> &'de mut RlpNode<'de> { [INFO] [stdout] | +++ +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/de.rs:152:21 [INFO] [stdout] | [INFO] [stdout] 152 | pub fn rlp_tree(&self) -> RlpTree { [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] 152 | pub fn rlp_tree(&self) -> RlpTree<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Equiv` is never constructed [INFO] [stdout] --> src/lib.rs:466:16 [INFO] [stdout] | [INFO] [stdout] 466 | struct Equiv((u32, u64)); [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/rlp.rs:113:18 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn root(&'de self) -> &RlpNode { [INFO] [stdout] | ^^^ -------- [INFO] [stdout] | | || [INFO] [stdout] | | |the lifetimes get resolved as `'de` [INFO] [stdout] | | the lifetimes get resolved as `'de` [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 consistently use `'de` [INFO] [stdout] | [INFO] [stdout] 113 | pub fn root(&'de self) -> &'de RlpNode<'de> { [INFO] [stdout] | +++ +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rlp.rs:121:22 [INFO] [stdout] | [INFO] [stdout] 121 | pub fn root_mut(&'de mut self) -> &mut RlpNode { [INFO] [stdout] | ^^^ ------------ [INFO] [stdout] | | | | [INFO] [stdout] | | | the lifetimes get resolved as `'de` [INFO] [stdout] | | the lifetimes get resolved as `'de` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'de` [INFO] [stdout] | [INFO] [stdout] 121 | pub fn root_mut(&'de mut self) -> &'de mut RlpNode<'de> { [INFO] [stdout] | +++ +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/de.rs:152:21 [INFO] [stdout] | [INFO] [stdout] 152 | pub fn rlp_tree(&self) -> RlpTree { [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] 152 | pub fn rlp_tree(&self) -> RlpTree<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.58s [INFO] running `Command { std: "docker" "inspect" "944bf17e3ca60f205c9b706ce89163166595b362facc1d34298bc54ccf368f06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "944bf17e3ca60f205c9b706ce89163166595b362facc1d34298bc54ccf368f06", kill_on_drop: false }` [INFO] [stdout] 944bf17e3ca60f205c9b706ce89163166595b362facc1d34298bc54ccf368f06