[INFO] fetching crate cruzbit-leveldb 1.0.0...
[INFO] checking cruzbit-leveldb-1.0.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate cruzbit-leveldb 1.0.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate cruzbit-leveldb 1.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate cruzbit-leveldb 1.0.0
[INFO] tweaked toml for crates.io crate cruzbit-leveldb 1.0.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cruzbit-leveldb 1.0.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cruzbit-leveldb 1.0.0 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ffi-opaque v2.0.1
[INFO] [stderr]   Downloaded cruzbit-leveldb-sys v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ed4c96cbd808fbca534c88ecf00ce20745960acbc18097325ae1c85ce7ebcca
[INFO] running `Command { std: "docker" "start" "-a" "0ed4c96cbd808fbca534c88ecf00ce20745960acbc18097325ae1c85ce7ebcca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ed4c96cbd808fbca534c88ecf00ce20745960acbc18097325ae1c85ce7ebcca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ed4c96cbd808fbca534c88ecf00ce20745960acbc18097325ae1c85ce7ebcca", kill_on_drop: false }`
[INFO] [stdout] 0ed4c96cbd808fbca534c88ecf00ce20745960acbc18097325ae1c85ce7ebcca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d9192f9d3395e8bd79f696fb0851fde99332df2be6ff9b493a1c623d9c7c9b8
[INFO] running `Command { std: "docker" "start" "-a" "8d9192f9d3395e8bd79f696fb0851fde99332df2be6ff9b493a1c623d9c7c9b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking ffi-opaque v2.0.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling cruzbit-leveldb-sys v1.0.0
[INFO] [stderr]     Checking cruzbit-leveldb v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/database/snapshots.rs:94:17
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn snapshot(&self) -> Snapshot;
[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] 94 |     fn snapshot(&self) -> Snapshot<'_>;
[INFO] [stdout]    |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/database/snapshots.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn snapshot(&self) -> Snapshot {
[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] 98 |     fn snapshot(&self) -> Snapshot<'_> {
[INFO] [stdout]    |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/database/snapshots.rs:94:17
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn snapshot(&self) -> Snapshot;
[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] 94 |     fn snapshot(&self) -> Snapshot<'_>;
[INFO] [stdout]    |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/database/snapshots.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn snapshot(&self) -> Snapshot {
[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] 98 |     fn snapshot(&self) -> Snapshot<'_> {
[INFO] [stdout]    |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.00s
[INFO] running `Command { std: "docker" "inspect" "8d9192f9d3395e8bd79f696fb0851fde99332df2be6ff9b493a1c623d9c7c9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d9192f9d3395e8bd79f696fb0851fde99332df2be6ff9b493a1c623d9c7c9b8", kill_on_drop: false }`
[INFO] [stdout] 8d9192f9d3395e8bd79f696fb0851fde99332df2be6ff9b493a1c623d9c7c9b8