[INFO] fetching crate lazy-observer 0.3.0...
[INFO] testing lazy-observer-0.3.0 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate lazy-observer 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate lazy-observer 0.3.0
[INFO] finished tweaking crates.io crate lazy-observer 0.3.0
[INFO] tweaked toml for crates.io crate lazy-observer 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lazy-observer 0.3.0 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd75c16c7cd30bbda999199b62f5a7cd9fc844f0af7c982973a83fdc30e92137
[INFO] running `Command { std: "docker" "start" "-a" "cd75c16c7cd30bbda999199b62f5a7cd9fc844f0af7c982973a83fdc30e92137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd75c16c7cd30bbda999199b62f5a7cd9fc844f0af7c982973a83fdc30e92137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd75c16c7cd30bbda999199b62f5a7cd9fc844f0af7c982973a83fdc30e92137", kill_on_drop: false }`
[INFO] [stdout] cd75c16c7cd30bbda999199b62f5a7cd9fc844f0af7c982973a83fdc30e92137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9619de640c38e6eb8e6f0f88f8b3d44a794cdbd11f343daedc09cd345caabb31
[INFO] running `Command { std: "docker" "start" "-a" "9619de640c38e6eb8e6f0f88f8b3d44a794cdbd11f343daedc09cd345caabb31", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy-observer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lazy.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn get_ref(&self) -> Ref<T> {
[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] 39 |     pub fn get_ref(&self) -> Ref<'_, T> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lazy_field.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn get_ref(&self, s: &S) -> Ref<T> {
[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] 36 |     pub fn get_ref(&self, s: &S) -> Ref<'_, T> {
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "9619de640c38e6eb8e6f0f88f8b3d44a794cdbd11f343daedc09cd345caabb31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9619de640c38e6eb8e6f0f88f8b3d44a794cdbd11f343daedc09cd345caabb31", kill_on_drop: false }`
[INFO] [stdout] 9619de640c38e6eb8e6f0f88f8b3d44a794cdbd11f343daedc09cd345caabb31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 268b1450940d62bbdf16e1aa45f4d33fb8e8d6b4340a053e30241015f1ca13c0
[INFO] running `Command { std: "docker" "start" "-a" "268b1450940d62bbdf16e1aa45f4d33fb8e8d6b4340a053e30241015f1ca13c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy-observer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lazy.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn get_ref(&self) -> Ref<T> {
[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] 39 |     pub fn get_ref(&self) -> Ref<'_, T> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lazy_field.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn get_ref(&self, s: &S) -> Ref<T> {
[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] 36 |     pub fn get_ref(&self, s: &S) -> Ref<'_, T> {
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lazy.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn get_ref(&self) -> Ref<T> {
[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] 39 |     pub fn get_ref(&self) -> Ref<'_, T> {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lazy_field.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn get_ref(&self, s: &S) -> Ref<T> {
[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] 36 |     pub fn get_ref(&self, s: &S) -> Ref<'_, T> {
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "268b1450940d62bbdf16e1aa45f4d33fb8e8d6b4340a053e30241015f1ca13c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "268b1450940d62bbdf16e1aa45f4d33fb8e8d6b4340a053e30241015f1ca13c0", kill_on_drop: false }`
[INFO] [stdout] 268b1450940d62bbdf16e1aa45f4d33fb8e8d6b4340a053e30241015f1ca13c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a6d977d52b57af821fae167075048d24e2e486b32b7b401e7796704527bf1367
[INFO] running `Command { std: "docker" "start" "-a" "a6d977d52b57af821fae167075048d24e2e486b32b7b401e7796704527bf1367", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lazy.rs:39:20
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn get_ref(&self) -> Ref<T> {
[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] 39 |     pub fn get_ref(&self) -> Ref<'_, T> {
[INFO] [stderr]    |                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lazy_field.rs:36:20
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn get_ref(&self, s: &S) -> Ref<T> {
[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] 36 |     pub fn get_ref(&self, s: &S) -> Ref<'_, T> {
[INFO] [stderr]    |                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: `lazy-observer` (lib) generated 2 warnings (run `cargo fix --lib -p lazy-observer` to apply 2 suggestions)
[INFO] [stderr] warning: `lazy-observer` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lazy_observer-d3b9ed4e117e51a7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-7742822ce81c69cc)
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lazy_with_if ... ok
[INFO] [stdout] test lazy_field ... ok
[INFO] [stdout] test lazy ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lazy_observer
[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] running `Command { std: "docker" "inspect" "a6d977d52b57af821fae167075048d24e2e486b32b7b401e7796704527bf1367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6d977d52b57af821fae167075048d24e2e486b32b7b401e7796704527bf1367", kill_on_drop: false }`
[INFO] [stdout] a6d977d52b57af821fae167075048d24e2e486b32b7b401e7796704527bf1367
