[INFO] fetching crate preserves-path 6.0.0-rc.3...
[INFO] checking preserves-path-6.0.0-rc.3 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate preserves-path 6.0.0-rc.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate preserves-path 6.0.0-rc.3
[INFO] finished tweaking crates.io crate preserves-path 6.0.0-rc.3
[INFO] tweaked toml for crates.io crate preserves-path 6.0.0-rc.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate preserves-path 6.0.0-rc.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 preserves-path 6.0.0-rc.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] 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] d13229db4b5c87a58bb84b949712beb774cc643b48216d9a7e4ce511f4fb797f
[INFO] running `Command { std: "docker" "start" "-a" "d13229db4b5c87a58bb84b949712beb774cc643b48216d9a7e4ce511f4fb797f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d13229db4b5c87a58bb84b949712beb774cc643b48216d9a7e4ce511f4fb797f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d13229db4b5c87a58bb84b949712beb774cc643b48216d9a7e4ce511f4fb797f", kill_on_drop: false }`
[INFO] [stdout] d13229db4b5c87a58bb84b949712beb774cc643b48216d9a7e4ce511f4fb797f
[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] d9a1b94dc971efc08d13cd659855378eaec538809ad956cfa9b756c997e6ceb6
[INFO] running `Command { std: "docker" "start" "-a" "d9a1b94dc971efc08d13cd659855378eaec538809ad956cfa9b756c997e6ceb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling bytemuck v1.22.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking preserves v5.0.0-rc.3
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]     Checking preserves-schema v6.0.0-rc.3
[INFO] [stderr]    Compiling preserves-path v6.0.0-rc.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/context.rs:48:23
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn to_context(&self) -> Context {
[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] 48 |     pub fn to_context(&self) -> Context<'_> {
[INFO] [stdout]    |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/context.rs:48:23
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn to_context(&self) -> Context {
[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] 48 |     pub fn to_context(&self) -> Context<'_> {
[INFO] [stdout]    |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.47s
[INFO] running `Command { std: "docker" "inspect" "d9a1b94dc971efc08d13cd659855378eaec538809ad956cfa9b756c997e6ceb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9a1b94dc971efc08d13cd659855378eaec538809ad956cfa9b756c997e6ceb6", kill_on_drop: false }`
[INFO] [stdout] d9a1b94dc971efc08d13cd659855378eaec538809ad956cfa9b756c997e6ceb6