[INFO] fetching crate locspan-derive 0.6.0...
[INFO] testing locspan-derive-0.6.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate locspan-derive 0.6.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate locspan-derive 0.6.0
[INFO] finished tweaking crates.io crate locspan-derive 0.6.0
[INFO] tweaked toml for crates.io crate locspan-derive 0.6.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate locspan-derive 0.6.0 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 locspan-derive 0.6.0 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] de6826d179a2b77ea02383292d4e7599b87151b5fa9a1a37d4e21968a0a0b3d8
[INFO] running `Command { std: "docker" "start" "-a" "de6826d179a2b77ea02383292d4e7599b87151b5fa9a1a37d4e21968a0a0b3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de6826d179a2b77ea02383292d4e7599b87151b5fa9a1a37d4e21968a0a0b3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de6826d179a2b77ea02383292d4e7599b87151b5fa9a1a37d4e21968a0a0b3d8", kill_on_drop: false }`
[INFO] [stdout] de6826d179a2b77ea02383292d4e7599b87151b5fa9a1a37d4e21968a0a0b3d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c8a85f6fb43865e0e68985c9f57aebea7ab1d4755f4b0beb117666001ae6973b
[INFO] running `Command { std: "docker" "start" "-a" "c8a85f6fb43865e0e68985c9f57aebea7ab1d4755f4b0beb117666001ae6973b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling locspan-derive v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `inner` is never used
[INFO] [stdout]    --> src/util.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 284 | pub trait FilterAttrs<'a> {
[INFO] [stdout]     |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 288 |     fn inner(self) -> Self::Ret;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:54:16
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn by_ref(&self) -> ByRef {
[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] 54 |     pub fn by_ref(&self) -> ByRef<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:58:18
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn by_deref(&self) -> ByDeref {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn by_deref(&self) -> ByDeref<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.40s
[INFO] running `Command { std: "docker" "inspect" "c8a85f6fb43865e0e68985c9f57aebea7ab1d4755f4b0beb117666001ae6973b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a85f6fb43865e0e68985c9f57aebea7ab1d4755f4b0beb117666001ae6973b", kill_on_drop: false }`
[INFO] [stdout] c8a85f6fb43865e0e68985c9f57aebea7ab1d4755f4b0beb117666001ae6973b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 49b46e4c0750c9e8f41c726f4b2257fbb342adfb9cb271af33ccd1a30ece6f7d
[INFO] running `Command { std: "docker" "start" "-a" "49b46e4c0750c9e8f41c726f4b2257fbb342adfb9cb271af33ccd1a30ece6f7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling locspan v0.7.0
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling locspan-derive v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `inner` is never used
[INFO] [stdout]    --> src/util.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 284 | pub trait FilterAttrs<'a> {
[INFO] [stdout]     |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 288 |     fn inner(self) -> Self::Ret;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:54:16
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn by_ref(&self) -> ByRef {
[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] 54 |     pub fn by_ref(&self) -> ByRef<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:58:18
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn by_deref(&self) -> ByDeref {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn by_deref(&self) -> ByDeref<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `inner` is never used
[INFO] [stdout]    --> src/util.rs:288:5
[INFO] [stdout]     |
[INFO] [stdout] 284 | pub trait FilterAttrs<'a> {
[INFO] [stdout]     |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 288 |     fn inner(self) -> Self::Ret;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:54:16
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn by_ref(&self) -> ByRef {
[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] 54 |     pub fn by_ref(&self) -> ByRef<'_> {
[INFO] [stdout]    |                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:58:18
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn by_deref(&self) -> ByDeref {
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn by_deref(&self) -> ByDeref<'_> {
[INFO] [stdout]    |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `Command { std: "docker" "inspect" "49b46e4c0750c9e8f41c726f4b2257fbb342adfb9cb271af33ccd1a30ece6f7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49b46e4c0750c9e8f41c726f4b2257fbb342adfb9cb271af33ccd1a30ece6f7d", kill_on_drop: false }`
[INFO] [stdout] 49b46e4c0750c9e8f41c726f4b2257fbb342adfb9cb271af33ccd1a30ece6f7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 6f5c1d56d5b79076fc798317c6c45a25413c7bf6ff03f363304c58afa1e71333
[INFO] running `Command { std: "docker" "start" "-a" "6f5c1d56d5b79076fc798317c6c45a25413c7bf6ff03f363304c58afa1e71333", kill_on_drop: false }`
[INFO] [stderr] warning: method `inner` is never used
[INFO] [stderr]    --> src/util.rs:288:5
[INFO] [stderr]     |
[INFO] [stderr] 284 | pub trait FilterAttrs<'a> {
[INFO] [stderr]     |           ----------- method in this trait
[INFO] [stderr] ...
[INFO] [stderr] 288 |     fn inner(self) -> Self::Ret;
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:54:16
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn by_ref(&self) -> ByRef {
[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] 54 |     pub fn by_ref(&self) -> ByRef<'_> {
[INFO] [stderr]    |                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:58:18
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn by_deref(&self) -> ByDeref {
[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] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn by_deref(&self) -> ByDeref<'_> {
[INFO] [stderr]    |                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `locspan-derive` (lib) generated 3 warnings (run `cargo fix --lib -p locspan-derive` to apply 2 suggestions)
[INFO] [stderr] warning: `locspan-derive` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/locspan_derive-79d28c6f4cb4006c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests locspan_derive
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6f5c1d56d5b79076fc798317c6c45a25413c7bf6ff03f363304c58afa1e71333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f5c1d56d5b79076fc798317c6c45a25413c7bf6ff03f363304c58afa1e71333", kill_on_drop: false }`
[INFO] [stdout] 6f5c1d56d5b79076fc798317c6c45a25413c7bf6ff03f363304c58afa1e71333