[INFO] fetching crate picoalloc 5.2.0... [INFO] testing picoalloc-5.2.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1 [INFO] extracting crate picoalloc 5.2.0 into /workspace/builds/worker-7-tc2/source [INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml [INFO] started tweaking crates.io crate picoalloc 5.2.0 [INFO] finished tweaking crates.io crate picoalloc 5.2.0 [INFO] tweaked toml for crates.io crate picoalloc 5.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate picoalloc 5.2.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate picoalloc 5.2.0 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 39abb8dec05cf09d084cb2d7cc13ea401368e4511a1b5f0bc3d014de7243c682 [INFO] running `Command { std: "docker" "start" "-a" "39abb8dec05cf09d084cb2d7cc13ea401368e4511a1b5f0bc3d014de7243c682", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "39abb8dec05cf09d084cb2d7cc13ea401368e4511a1b5f0bc3d014de7243c682", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39abb8dec05cf09d084cb2d7cc13ea401368e4511a1b5f0bc3d014de7243c682", kill_on_drop: false }` [INFO] [stdout] 39abb8dec05cf09d084cb2d7cc13ea401368e4511a1b5f0bc3d014de7243c682 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6fec487891b6181df2a8667e427c19b9554c93f85fbb11678dd61bd225521a61 [INFO] running `Command { std: "docker" "start" "-a" "6fec487891b6181df2a8667e427c19b9554c93f85fbb11678dd61bd225521a61", kill_on_drop: false }` [INFO] [stderr] Compiling picoalloc v5.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mutex.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn lock(&self) -> MutexGuard { [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] 27 | pub fn lock(&self) -> MutexGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s [INFO] running `Command { std: "docker" "inspect" "6fec487891b6181df2a8667e427c19b9554c93f85fbb11678dd61bd225521a61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fec487891b6181df2a8667e427c19b9554c93f85fbb11678dd61bd225521a61", kill_on_drop: false }` [INFO] [stdout] 6fec487891b6181df2a8667e427c19b9554c93f85fbb11678dd61bd225521a61 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 22e91dd5bf12c6b040f97ea214df0426a7a7dd38d7897b16fab32ded3c7b4edf [INFO] running `Command { std: "docker" "start" "-a" "22e91dd5bf12c6b040f97ea214df0426a7a7dd38d7897b16fab32ded3c7b4edf", kill_on_drop: false }` [INFO] [stderr] Compiling picoalloc v5.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mutex.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn lock(&self) -> MutexGuard { [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] 27 | pub fn lock(&self) -> MutexGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mutex.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn lock(&self) -> MutexGuard { [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] 27 | pub fn lock(&self) -> MutexGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "22e91dd5bf12c6b040f97ea214df0426a7a7dd38d7897b16fab32ded3c7b4edf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22e91dd5bf12c6b040f97ea214df0426a7a7dd38d7897b16fab32ded3c7b4edf", kill_on_drop: false }` [INFO] [stdout] 22e91dd5bf12c6b040f97ea214df0426a7a7dd38d7897b16fab32ded3c7b4edf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7a1467f26acde9bf04bd1997f6c46589b91d9f39d1ee43037941e7c8eb554862 [INFO] running `Command { std: "docker" "start" "-a" "7a1467f26acde9bf04bd1997f6c46589b91d9f39d1ee43037941e7c8eb554862", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/mutex.rs:27:17 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn lock(&self) -> MutexGuard { [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] 27 | pub fn lock(&self) -> MutexGuard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `picoalloc` (lib) generated 1 warning (run `cargo fix --lib -p picoalloc` to apply 1 suggestion) [INFO] [stderr] warning: `picoalloc` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/picoalloc-87ac7d881c5ce221) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test test_allocator_buffer ... ok [INFO] [stdout] test test_boundary ... ok [INFO] [stdout] test test_many_small_allocations_buffer ... ok [INFO] [stdout] test test_shrink ... ok [INFO] [stdout] test test_grow ... ok [INFO] [stdout] test test_allocator_system ... ok [INFO] [stderr] Doc-tests picoalloc [INFO] [stdout] test test_many_small_allocations_native ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.15s [INFO] [stdout] [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" "7a1467f26acde9bf04bd1997f6c46589b91d9f39d1ee43037941e7c8eb554862", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a1467f26acde9bf04bd1997f6c46589b91d9f39d1ee43037941e7c8eb554862", kill_on_drop: false }` [INFO] [stdout] 7a1467f26acde9bf04bd1997f6c46589b91d9f39d1ee43037941e7c8eb554862