[INFO] fetching crate microkv 0.2.9...
[INFO] testing microkv-0.2.9 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate microkv 0.2.9 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate microkv 0.2.9
[INFO] finished tweaking crates.io crate microkv 0.2.9
[INFO] tweaked toml for crates.io crate microkv 0.2.9 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate microkv 0.2.9 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]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v3.0.0)
[INFO] [stderr]       Adding dirs v3.0.2 (available: v6.0.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.13.0)
[INFO] [stderr]       Adding secstr v0.4.0 (available: v0.5.1)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded ed25519 v1.5.3
[INFO] [stderr]   Downloaded secstr v0.4.0
[INFO] [stderr]   Downloaded sodiumoxide v0.2.7
[INFO] [stderr]   Downloaded libsodium-sys v0.2.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3221a6a96c4d0a84b6981d5dcc721e3a233bbbd64f8f1cc89cd7383e2b9a6309
[INFO] running `Command { std: "docker" "start" "-a" "3221a6a96c4d0a84b6981d5dcc721e3a233bbbd64f8f1cc89cd7383e2b9a6309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3221a6a96c4d0a84b6981d5dcc721e3a233bbbd64f8f1cc89cd7383e2b9a6309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3221a6a96c4d0a84b6981d5dcc721e3a233bbbd64f8f1cc89cd7383e2b9a6309", kill_on_drop: false }`
[INFO] [stdout] 3221a6a96c4d0a84b6981d5dcc721e3a233bbbd64f8f1cc89cd7383e2b9a6309
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 033d97a08b828b1a75890e833dff2c78144a9acd0d9efded36dbf43ed3b99b6c
[INFO] running `Command { std: "docker" "start" "-a" "033d97a08b828b1a75890e833dff2c78144a9acd0d9efded36dbf43ed3b99b6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling signature v1.6.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling ed25519 v1.5.3
[INFO] [stderr]    Compiling cc v1.2.58
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]    Compiling libsodium-sys v0.2.7
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling secstr v0.4.0
[INFO] [stderr]    Compiling sodiumoxide v0.2.7
[INFO] [stderr]    Compiling microkv v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/kv.rs:226:22
[INFO] [stdout]     |
[INFO] [stdout] 226 |     pub fn namespace(&self, namespace: impl AsRef<str>) -> NamespaceMicrokv {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here     ^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 226 |     pub fn namespace(&self, namespace: impl AsRef<str>) -> NamespaceMicrokv<'_> {
[INFO] [stdout]     |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/kv.rs:230:30
[INFO] [stdout]     |
[INFO] [stdout] 230 |     pub fn namespace_default(&self) -> NamespaceMicrokv {
[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] 230 |     pub fn namespace_default(&self) -> NamespaceMicrokv<'_> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 02s
[INFO] running `Command { std: "docker" "inspect" "033d97a08b828b1a75890e833dff2c78144a9acd0d9efded36dbf43ed3b99b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "033d97a08b828b1a75890e833dff2c78144a9acd0d9efded36dbf43ed3b99b6c", kill_on_drop: false }`
[INFO] [stdout] 033d97a08b828b1a75890e833dff2c78144a9acd0d9efded36dbf43ed3b99b6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 34310039eca9e12afda61e84f5b08f685eb3bde72c374639c7f33b864d3cfe05
[INFO] running `Command { std: "docker" "start" "-a" "34310039eca9e12afda61e84f5b08f685eb3bde72c374639c7f33b864d3cfe05", kill_on_drop: false }`
[INFO] [stderr]    Compiling microkv v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/kv.rs:226:22
[INFO] [stdout]     |
[INFO] [stdout] 226 |     pub fn namespace(&self, namespace: impl AsRef<str>) -> NamespaceMicrokv {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here     ^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 226 |     pub fn namespace(&self, namespace: impl AsRef<str>) -> NamespaceMicrokv<'_> {
[INFO] [stdout]     |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/kv.rs:230:30
[INFO] [stdout]     |
[INFO] [stdout] 230 |     pub fn namespace_default(&self) -> NamespaceMicrokv {
[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] 230 |     pub fn namespace_default(&self) -> NamespaceMicrokv<'_> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/kv.rs:226:22
[INFO] [stdout]     |
[INFO] [stdout] 226 |     pub fn namespace(&self, namespace: impl AsRef<str>) -> NamespaceMicrokv {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here     ^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 226 |     pub fn namespace(&self, namespace: impl AsRef<str>) -> NamespaceMicrokv<'_> {
[INFO] [stdout]     |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/kv.rs:230:30
[INFO] [stdout]     |
[INFO] [stdout] 230 |     pub fn namespace_default(&self) -> NamespaceMicrokv {
[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] 230 |     pub fn namespace_default(&self) -> NamespaceMicrokv<'_> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "34310039eca9e12afda61e84f5b08f685eb3bde72c374639c7f33b864d3cfe05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34310039eca9e12afda61e84f5b08f685eb3bde72c374639c7f33b864d3cfe05", kill_on_drop: false }`
[INFO] [stdout] 34310039eca9e12afda61e84f5b08f685eb3bde72c374639c7f33b864d3cfe05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d8eb0e15b86e134921f54549deed9bac5bce4920ed3016443c531ba887983393
[INFO] running `Command { std: "docker" "start" "-a" "d8eb0e15b86e134921f54549deed9bac5bce4920ed3016443c531ba887983393", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/kv.rs:226:22
[INFO] [stderr]     |
[INFO] [stderr] 226 |     pub fn namespace(&self, namespace: impl AsRef<str>) -> NamespaceMicrokv {
[INFO] [stderr]     |                      ^^^^^ the lifetime is elided here     ^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 226 |     pub fn namespace(&self, namespace: impl AsRef<str>) -> NamespaceMicrokv<'_> {
[INFO] [stderr]     |                                                                            ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/kv.rs:230:30
[INFO] [stderr]     |
[INFO] [stderr] 230 |     pub fn namespace_default(&self) -> NamespaceMicrokv {
[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] 230 |     pub fn namespace_default(&self) -> NamespaceMicrokv<'_> {
[INFO] [stderr]     |                                                        ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `microkv` (lib) generated 2 warnings (run `cargo fix --lib -p microkv` to apply 2 suggestions)
[INFO] [stderr] warning: `microkv` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/microkv-cbc791c286c49ea3)
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-abdaceef901c1c01)
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_complex_struct ... ok
[INFO] [stdout] test test_simple_integral ... ok
[INFO] [stdout] test test_simple_string ... ok
[INFO] [stdout] test test_base_path_with_auto_commit ... ok
[INFO] [stdout] test test_namespace_with_base_path_and_store ... ok
[INFO] [stdout] test test_multiple_thread ... ok
[INFO] [stderr]    Doc-tests microkv
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/kv.rs - kv::MicroKV::lock_write (line 302) ... ok
[INFO] [stdout] test src/kv.rs - kv (line 33) ... ok
[INFO] [stdout] test src/kv.rs - kv (line 14) ... ok
[INFO] [stdout] test src/kv.rs - kv::MicroKV::lock_read (line 274) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.69s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d8eb0e15b86e134921f54549deed9bac5bce4920ed3016443c531ba887983393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8eb0e15b86e134921f54549deed9bac5bce4920ed3016443c531ba887983393", kill_on_drop: false }`
[INFO] [stdout] d8eb0e15b86e134921f54549deed9bac5bce4920ed3016443c531ba887983393
