[INFO] fetching crate nson 0.12.1... [INFO] checking nson-0.12.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate nson 0.12.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate nson 0.12.1 [INFO] finished tweaking crates.io crate nson 0.12.1 [INFO] tweaked toml for crates.io crate nson 0.12.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate nson 0.12.1 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] crate crates.io crate nson 0.12.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 31500a1d7c40c41ce9be9482f15b0e4899a30ebf9f578834d7243327ddcbfc5e [INFO] running `Command { std: "docker" "start" "-a" "31500a1d7c40c41ce9be9482f15b0e4899a30ebf9f578834d7243327ddcbfc5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "31500a1d7c40c41ce9be9482f15b0e4899a30ebf9f578834d7243327ddcbfc5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31500a1d7c40c41ce9be9482f15b0e4899a30ebf9f578834d7243327ddcbfc5e", kill_on_drop: false }` [INFO] [stdout] 31500a1d7c40c41ce9be9482f15b0e4899a30ebf9f578834d7243327ddcbfc5e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a707205f5006a30652f3a4d9edc2c22d323a1028e6f9a372fca41efd3fa9c896 [INFO] running `Command { std: "docker" "start" "-a" "a707205f5006a30652f3a4d9edc2c22d323a1028e6f9a372fca41efd3fa9c896", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking serde_bytes v0.11.5 [INFO] [stderr] Checking nson v0.12.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/message.rs:80:18 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn entry(&mut self, key: impl Into) -> Entry { [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] 80 | pub fn entry(&mut self, key: impl Into) -> Entry<'_, String, Value> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/message.rs:146:18 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn drain(&mut self, range: RangeFull) -> Drain { [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] 146 | pub fn drain(&mut self, range: RangeFull) -> Drain<'_, String, Value> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/message.rs:158:17 [INFO] [stdout] | [INFO] [stdout] 158 | pub fn keys(&self) -> Keys { [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] 158 | pub fn keys(&self) -> Keys<'_, String, Value> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/message.rs:162:19 [INFO] [stdout] | [INFO] [stdout] 162 | pub fn values(&self) -> Values { [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] 162 | pub fn values(&self) -> Values<'_, String, Value> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/message.rs:166:22 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn value_mut(&mut self) -> ValuesMut { [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] 166 | pub fn value_mut(&mut self) -> ValuesMut<'_, String, Value> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/message.rs:80:18 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn entry(&mut self, key: impl Into) -> Entry { [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] 80 | pub fn entry(&mut self, key: impl Into) -> Entry<'_, String, Value> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/message.rs:146:18 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn drain(&mut self, range: RangeFull) -> Drain { [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] 146 | pub fn drain(&mut self, range: RangeFull) -> Drain<'_, String, Value> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/message.rs:158:17 [INFO] [stdout] | [INFO] [stdout] 158 | pub fn keys(&self) -> Keys { [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] 158 | pub fn keys(&self) -> Keys<'_, String, Value> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/message.rs:162:19 [INFO] [stdout] | [INFO] [stdout] 162 | pub fn values(&self) -> Values { [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] 162 | pub fn values(&self) -> Values<'_, String, Value> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/message.rs:166:22 [INFO] [stdout] | [INFO] [stdout] 166 | pub fn value_mut(&mut self) -> ValuesMut { [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] 166 | pub fn value_mut(&mut self) -> ValuesMut<'_, String, Value> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.95s [INFO] running `Command { std: "docker" "inspect" "a707205f5006a30652f3a4d9edc2c22d323a1028e6f9a372fca41efd3fa9c896", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a707205f5006a30652f3a4d9edc2c22d323a1028e6f9a372fca41efd3fa9c896", kill_on_drop: false }` [INFO] [stdout] a707205f5006a30652f3a4d9edc2c22d323a1028e6f9a372fca41efd3fa9c896