[INFO] fetching crate sval_protobuf 0.2.3...
[INFO] testing sval_protobuf-0.2.3 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate sval_protobuf 0.2.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate sval_protobuf 0.2.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sval_protobuf 0.2.3
[INFO] tweaked toml for crates.io crate sval_protobuf 0.2.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sval_protobuf 0.2.3 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sval_protobuf 0.2.3 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27fad269dacbb9a2ed59171041437211ffe97a17c618bac4ee9f0ea43bfa2640
[INFO] running `Command { std: "docker" "start" "-a" "27fad269dacbb9a2ed59171041437211ffe97a17c618bac4ee9f0ea43bfa2640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27fad269dacbb9a2ed59171041437211ffe97a17c618bac4ee9f0ea43bfa2640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27fad269dacbb9a2ed59171041437211ffe97a17c618bac4ee9f0ea43bfa2640", kill_on_drop: false }`
[INFO] [stdout] 27fad269dacbb9a2ed59171041437211ffe97a17c618bac4ee9f0ea43bfa2640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 498f0cc545ccc4e8cf41adae045fd61e666caa4e1ac642abb66210f77dbfbe98
[INFO] running `Command { std: "docker" "start" "-a" "498f0cc545ccc4e8cf41adae045fd61e666caa4e1ac642abb66210f77dbfbe98", kill_on_drop: false }`
[INFO] [stderr]    Compiling sval v2.14.1
[INFO] [stderr]    Compiling sval_protobuf v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/buf.rs:405:19
[INFO] [stdout]     |
[INFO] [stdout] 405 |     pub fn to_vec(&self) -> Cow<[u8]> {
[INFO] [stdout]     |                   ^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 405 |     pub fn to_vec(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "498f0cc545ccc4e8cf41adae045fd61e666caa4e1ac642abb66210f77dbfbe98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "498f0cc545ccc4e8cf41adae045fd61e666caa4e1ac642abb66210f77dbfbe98", kill_on_drop: false }`
[INFO] [stdout] 498f0cc545ccc4e8cf41adae045fd61e666caa4e1ac642abb66210f77dbfbe98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf4501c2432833f8ab12455eb0511336e3202fe417eb015104bdd7a812c4fd9f
[INFO] running `Command { std: "docker" "start" "-a" "cf4501c2432833f8ab12455eb0511336e3202fe417eb015104bdd7a812c4fd9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling sval_ref v2.14.1
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/buf.rs:405:19
[INFO] [stdout]     |
[INFO] [stdout] 405 |     pub fn to_vec(&self) -> Cow<[u8]> {
[INFO] [stdout]     |                   ^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 405 |     pub fn to_vec(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sval_buffer v2.14.1
[INFO] [stderr]    Compiling sval_flatten v2.14.1
[INFO] [stderr]    Compiling sval_derive_macros v2.14.1
[INFO] [stderr]    Compiling sval_derive v2.14.1
[INFO] [stderr]    Compiling sval_protobuf v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/buf.rs:405:19
[INFO] [stdout]     |
[INFO] [stdout] 405 |     pub fn to_vec(&self) -> Cow<[u8]> {
[INFO] [stdout]     |                   ^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 405 |     pub fn to_vec(&self) -> Cow<'_, [u8]> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.55s
[INFO] running `Command { std: "docker" "inspect" "cf4501c2432833f8ab12455eb0511336e3202fe417eb015104bdd7a812c4fd9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf4501c2432833f8ab12455eb0511336e3202fe417eb015104bdd7a812c4fd9f", kill_on_drop: false }`
[INFO] [stdout] cf4501c2432833f8ab12455eb0511336e3202fe417eb015104bdd7a812c4fd9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b792b377e7b4ee4a5c0a7cd8d534eec7c913f38da417d6f8b38422b26e769426
[INFO] running `Command { std: "docker" "start" "-a" "b792b377e7b4ee4a5c0a7cd8d534eec7c913f38da417d6f8b38422b26e769426", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/buf.rs:405:19
[INFO] [stderr]     |
[INFO] [stderr] 405 |     pub fn to_vec(&self) -> Cow<[u8]> {
[INFO] [stderr]     |                   ^^^^^     --------- the same lifetime is hidden here
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 405 |     pub fn to_vec(&self) -> Cow<'_, [u8]> {
[INFO] [stderr]     |                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: `sval_protobuf` (lib) generated 1 warning (run `cargo fix --lib -p sval_protobuf` to apply 1 suggestion)
[INFO] [stderr] warning: `sval_protobuf` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sval_protobuf-dbb19785c3d38345)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test buf::cursor::tests::read_cursor_chunked ... ok
[INFO] [stdout] test buf::cursor::tests::read_cursor_contiguous ... ok
[INFO] [stdout] test buf::cursor::tests::advance_zero ... ok
[INFO] [stdout] test buf::cursor::tests::advance_through_chunk ... ok
[INFO] [stdout] test buf::cursor::tests::read_cursor_invalid ... ok
[INFO] [stdout] test buf::cursor::tests::read_cursor_empty ... ok
[INFO] [stdout] test raw::tests::encode_varint_sint64 ... ok
[INFO] [stdout] test raw::tests::encode_varint_uint64 ... ok
[INFO] [stdout] test buf::tests::capacity_next ... ok
[INFO] [stdout] test raw::tests::encode_varint_sint64z ... ok
[INFO] [stdout] test raw::tests::varint_uint64_len ... ok
[INFO] [stdout] test buf::cursor::tests::err_advance_past_end - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sval_protobuf
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 75) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b792b377e7b4ee4a5c0a7cd8d534eec7c913f38da417d6f8b38422b26e769426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b792b377e7b4ee4a5c0a7cd8d534eec7c913f38da417d6f8b38422b26e769426", kill_on_drop: false }`
[INFO] [stdout] b792b377e7b4ee4a5c0a7cd8d534eec7c913f38da417d6f8b38422b26e769426