[INFO] fetching crate fluid-let 1.0.0... [INFO] testing fluid-let-1.0.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate fluid-let 1.0.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate fluid-let 1.0.0 [INFO] finished tweaking crates.io crate fluid-let 1.0.0 [INFO] tweaked toml for crates.io crate fluid-let 1.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate fluid-let 1.0.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3957b5f38005083a9397c4970aee16bb9efeeb6245db333e5763fec7122826a2 [INFO] running `Command { std: "docker" "start" "-a" "3957b5f38005083a9397c4970aee16bb9efeeb6245db333e5763fec7122826a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3957b5f38005083a9397c4970aee16bb9efeeb6245db333e5763fec7122826a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3957b5f38005083a9397c4970aee16bb9efeeb6245db333e5763fec7122826a2", kill_on_drop: false }` [INFO] [stdout] 3957b5f38005083a9397c4970aee16bb9efeeb6245db333e5763fec7122826a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 915777600f9c5623677ae7647fc1ac6c2ac3d6e00eb848f387d918e22d0a4cce [INFO] running `Command { std: "docker" "start" "-a" "915777600f9c5623677ae7647fc1ac6c2ac3d6e00eb848f387d918e22d0a4cce", kill_on_drop: false }` [INFO] [stderr] Compiling fluid-let v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:499:29 [INFO] [stdout] | [INFO] [stdout] 499 | pub unsafe fn set_guard(&self, value: &T) -> DynamicCellGuard { [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] 499 | pub unsafe fn set_guard(&self, value: &T) -> DynamicCellGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:559:19 [INFO] [stdout] | [INFO] [stdout] 559 | unsafe fn set(&self, value: &T) -> DynamicCellGuard { [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] 559 | unsafe fn set(&self, value: &T) -> DynamicCellGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] running `Command { std: "docker" "inspect" "915777600f9c5623677ae7647fc1ac6c2ac3d6e00eb848f387d918e22d0a4cce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "915777600f9c5623677ae7647fc1ac6c2ac3d6e00eb848f387d918e22d0a4cce", kill_on_drop: false }` [INFO] [stdout] 915777600f9c5623677ae7647fc1ac6c2ac3d6e00eb848f387d918e22d0a4cce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1b0e24147b5af6ea1d0e5db99076b9a945b58023d4b5f44dbaa519e8b0a61605 [INFO] running `Command { std: "docker" "start" "-a" "1b0e24147b5af6ea1d0e5db99076b9a945b58023d4b5f44dbaa519e8b0a61605", kill_on_drop: false }` [INFO] [stderr] Compiling fluid-let v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:499:29 [INFO] [stdout] | [INFO] [stdout] 499 | pub unsafe fn set_guard(&self, value: &T) -> DynamicCellGuard { [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] 499 | pub unsafe fn set_guard(&self, value: &T) -> DynamicCellGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:559:19 [INFO] [stdout] | [INFO] [stdout] 559 | unsafe fn set(&self, value: &T) -> DynamicCellGuard { [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] 559 | unsafe fn set(&self, value: &T) -> DynamicCellGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:499:29 [INFO] [stdout] | [INFO] [stdout] 499 | pub unsafe fn set_guard(&self, value: &T) -> DynamicCellGuard { [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] 499 | pub unsafe fn set_guard(&self, value: &T) -> DynamicCellGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:559:19 [INFO] [stdout] | [INFO] [stdout] 559 | unsafe fn set(&self, value: &T) -> DynamicCellGuard { [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] 559 | unsafe fn set(&self, value: &T) -> DynamicCellGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s [INFO] running `Command { std: "docker" "inspect" "1b0e24147b5af6ea1d0e5db99076b9a945b58023d4b5f44dbaa519e8b0a61605", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b0e24147b5af6ea1d0e5db99076b9a945b58023d4b5f44dbaa519e8b0a61605", kill_on_drop: false }` [INFO] [stdout] 1b0e24147b5af6ea1d0e5db99076b9a945b58023d4b5f44dbaa519e8b0a61605 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3303d3e419408a15a912ce1564136e13e89125dc9ddea21cfafc17f6a3b3dcf1 [INFO] running `Command { std: "docker" "start" "-a" "3303d3e419408a15a912ce1564136e13e89125dc9ddea21cfafc17f6a3b3dcf1", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:499:29 [INFO] [stderr] | [INFO] [stderr] 499 | pub unsafe fn set_guard(&self, value: &T) -> DynamicCellGuard { [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] 499 | pub unsafe fn set_guard(&self, value: &T) -> DynamicCellGuard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:559:19 [INFO] [stderr] | [INFO] [stderr] 559 | unsafe fn set(&self, value: &T) -> DynamicCellGuard { [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] 559 | unsafe fn set(&self, value: &T) -> DynamicCellGuard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `fluid-let` (lib) generated 2 warnings (run `cargo fix --lib -p fluid-let` to apply 2 suggestions) [INFO] [stderr] warning: `fluid-let` (lib test) generated 2 warnings (2 duplicates) [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stdout] running 7 tests [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fluid_let-85e4b50c62e57215) [INFO] [stdout] test tests::readme_example_code ... ok [INFO] [stdout] test tests::thread_locality ... ok [INFO] [stdout] test tests::cell_unsafe_set_get_usage ... ok [INFO] [stdout] test tests::references ... ok [INFO] [stdout] test tests::dynamic_scoping ... ok [INFO] [stdout] test tests::cell_set_get_guards ... ok [INFO] [stdout] test tests::convenience_accessors ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Doc-tests fluid_let [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test src/lib.rs - (line 31) - compile ... ok [INFO] [stdout] test src/lib.rs - fluid_set (line 402) - compile ... ok [INFO] [stdout] test src/lib.rs - fluid_set (line 416) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 79) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 163) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 16) ... ok [INFO] [stdout] test src/lib.rs - fluid_let (line 331) ... ok [INFO] [stdout] test src/lib.rs - (line 131) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 215) ... ok [INFO] [stdout] test src/lib.rs - fluid_let (line 338) ... ok [INFO] [stdout] test src/lib.rs - (line 48) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 100) - compile ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3303d3e419408a15a912ce1564136e13e89125dc9ddea21cfafc17f6a3b3dcf1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3303d3e419408a15a912ce1564136e13e89125dc9ddea21cfafc17f6a3b3dcf1", kill_on_drop: false }` [INFO] [stdout] 3303d3e419408a15a912ce1564136e13e89125dc9ddea21cfafc17f6a3b3dcf1