[INFO] fetching crate mc-unified-bookshelf 0.6.5...
[INFO] testing mc-unified-bookshelf-0.6.5 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate mc-unified-bookshelf 0.6.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mc-unified-bookshelf 0.6.5
[INFO] finished tweaking crates.io crate mc-unified-bookshelf 0.6.5
[INFO] tweaked toml for crates.io crate mc-unified-bookshelf 0.6.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mc-unified-bookshelf 0.6.5 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f792acd7427f4b7ea53200b24e9383e06199eb6e0092166fc6eab3dd46f9c2a5
[INFO] running `Command { std: "docker" "start" "-a" "f792acd7427f4b7ea53200b24e9383e06199eb6e0092166fc6eab3dd46f9c2a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f792acd7427f4b7ea53200b24e9383e06199eb6e0092166fc6eab3dd46f9c2a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f792acd7427f4b7ea53200b24e9383e06199eb6e0092166fc6eab3dd46f9c2a5", kill_on_drop: false }`
[INFO] [stdout] f792acd7427f4b7ea53200b24e9383e06199eb6e0092166fc6eab3dd46f9c2a5
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7e96ef4dae1914d00a905fea7fe6905e8d690cf8772a0f21e87f09137ee5cce
[INFO] running `Command { std: "docker" "start" "-a" "f7e96ef4dae1914d00a905fea7fe6905e8d690cf8772a0f21e87f09137ee5cce", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling residua-cesu8 v2.0.0
[INFO] [stderr]    Compiling residua-mutf8 v2.0.0
[INFO] [stderr]    Compiling mc-unified-bookshelf v0.6.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/nbt/tag.rs:642:20
[INFO] [stdout]     |
[INFO] [stdout] 642 |     pub fn try_get(&self, key: &String) -> Result<Option<&Tag>, TagConversionError> {
[INFO] [stdout]     |                    ^^^^^                                 ----   ------------------ the lifetimes get resolved as `'_`
[INFO] [stdout]     |                    |                                     |
[INFO] [stdout]     |                    |                                     the lifetimes get resolved as `'_`
[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] 642 |     pub fn try_get(&self, key: &String) -> Result<Option<&Tag>, TagConversionError<'_>> {
[INFO] [stdout]     |                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.98s
[INFO] running `Command { std: "docker" "inspect" "f7e96ef4dae1914d00a905fea7fe6905e8d690cf8772a0f21e87f09137ee5cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7e96ef4dae1914d00a905fea7fe6905e8d690cf8772a0f21e87f09137ee5cce", kill_on_drop: false }`
[INFO] [stdout] f7e96ef4dae1914d00a905fea7fe6905e8d690cf8772a0f21e87f09137ee5cce
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cefa94754f5e006e5d78935122300ea372d3067d8ff40500352cfab9d37b7e9
[INFO] running `Command { std: "docker" "start" "-a" "6cefa94754f5e006e5d78935122300ea372d3067d8ff40500352cfab9d37b7e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/nbt/tag.rs:642:20
[INFO] [stdout]     |
[INFO] [stdout] 642 |     pub fn try_get(&self, key: &String) -> Result<Option<&Tag>, TagConversionError> {
[INFO] [stdout]     |                    ^^^^^                                 ----   ------------------ the lifetimes get resolved as `'_`
[INFO] [stdout]     |                    |                                     |
[INFO] [stdout]     |                    |                                     the lifetimes get resolved as `'_`
[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] 642 |     pub fn try_get(&self, key: &String) -> Result<Option<&Tag>, TagConversionError<'_>> {
[INFO] [stdout]     |                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling flate2 v1.1.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling mc-unified-bookshelf v0.6.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/nbt/tag.rs:642:20
[INFO] [stdout]     |
[INFO] [stdout] 642 |     pub fn try_get(&self, key: &String) -> Result<Option<&Tag>, TagConversionError> {
[INFO] [stdout]     |                    ^^^^^                                 ----   ------------------ the lifetimes get resolved as `'_`
[INFO] [stdout]     |                    |                                     |
[INFO] [stdout]     |                    |                                     the lifetimes get resolved as `'_`
[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] 642 |     pub fn try_get(&self, key: &String) -> Result<Option<&Tag>, TagConversionError<'_>> {
[INFO] [stdout]     |                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 28.69s
[INFO] running `Command { std: "docker" "inspect" "6cefa94754f5e006e5d78935122300ea372d3067d8ff40500352cfab9d37b7e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cefa94754f5e006e5d78935122300ea372d3067d8ff40500352cfab9d37b7e9", kill_on_drop: false }`
[INFO] [stdout] 6cefa94754f5e006e5d78935122300ea372d3067d8ff40500352cfab9d37b7e9
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] da79547af4172058378525417b3002040ee98f191b357caf7ddb8393c260ba1b
[INFO] running `Command { std: "docker" "start" "-a" "da79547af4172058378525417b3002040ee98f191b357caf7ddb8393c260ba1b", kill_on_drop: false }`
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/nbt/tag.rs:642:20
[INFO] [stderr]     |
[INFO] [stderr] 642 |     pub fn try_get(&self, key: &String) -> Result<Option<&Tag>, TagConversionError> {
[INFO] [stderr]     |                    ^^^^^                                 ----   ------------------ the lifetimes get resolved as `'_`
[INFO] [stderr]     |                    |                                     |
[INFO] [stderr]     |                    |                                     the lifetimes get resolved as `'_`
[INFO] [stderr]     |                    this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stderr]     |
[INFO] [stderr] 642 |     pub fn try_get(&self, key: &String) -> Result<Option<&Tag>, TagConversionError<'_>> {
[INFO] [stderr]     |                                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `mc-unified-bookshelf` (lib) generated 1 warning
[INFO] [stderr] warning: `mc-unified-bookshelf` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bookshelf-1dfd46b15d2a0a80)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test bin::test::read ... ok
[INFO] [stdout] test bin::test::write ... ok
[INFO] [stdout] test nbt::bin::test::invalid_tag_id ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test nbt::bin::test::serde ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- nbt::bin::test::serde stdout ----
[INFO] [stdout] Error: Error { inner: ErrorInner { trace: [], cause: Io(Os { code: 2, kind: NotFound, message: "No such file or directory" }) } }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     nbt::bin::test::serde
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "da79547af4172058378525417b3002040ee98f191b357caf7ddb8393c260ba1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da79547af4172058378525417b3002040ee98f191b357caf7ddb8393c260ba1b", kill_on_drop: false }`
[INFO] [stdout] da79547af4172058378525417b3002040ee98f191b357caf7ddb8393c260ba1b
