[INFO] fetching crate spl 0.4.2... [INFO] testing spl-0.4.2 against 1.91.0 for beta-1.92-2 [INFO] extracting crate spl 0.4.2 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate spl 0.4.2 [INFO] finished tweaking crates.io crate spl 0.4.2 [INFO] tweaked toml for crates.io crate spl 0.4.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate spl 0.4.2 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate spl 0.4.2 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded multicall v0.1.4 [INFO] [stderr] Downloaded readformat v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e822159a6f673af075a58b4600ab19d8b242c7db93150ade5a4759e66c76a469 [INFO] running `Command { std: "docker" "start" "-a" "e822159a6f673af075a58b4600ab19d8b242c7db93150ade5a4759e66c76a469", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e822159a6f673af075a58b4600ab19d8b242c7db93150ade5a4759e66c76a469", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e822159a6f673af075a58b4600ab19d8b242c7db93150ade5a4759e66c76a469", kill_on_drop: false }` [INFO] [stdout] e822159a6f673af075a58b4600ab19d8b242c7db93150ade5a4759e66c76a469 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c9e1edfe3b79a83347959383028e898222e1e7d55c7e9668ae3184acff2549eb [INFO] running `Command { std: "docker" "start" "-a" "c9e1edfe3b79a83347959383028e898222e1e7d55c7e9668ae3184acff2549eb", kill_on_drop: false }` [INFO] [stderr] Compiling readformat v0.1.2 [INFO] [stderr] Compiling multicall v0.1.4 [INFO] [stderr] Compiling spl v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mutex.rs:14:20 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn lock_ro(&self) -> RwLockReadGuard { [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] 14 | pub fn lock_ro(&self) -> RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mutex.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn lock(&self) -> RwLockWriteGuard { [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] 18 | pub fn lock(&self) -> RwLockWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.31s [INFO] running `Command { std: "docker" "inspect" "c9e1edfe3b79a83347959383028e898222e1e7d55c7e9668ae3184acff2549eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9e1edfe3b79a83347959383028e898222e1e7d55c7e9668ae3184acff2549eb", kill_on_drop: false }` [INFO] [stdout] c9e1edfe3b79a83347959383028e898222e1e7d55c7e9668ae3184acff2549eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d9ad1d7dcc287d10640089583eb568e7361db27b5d4abe69d81cac4e1c92596 [INFO] running `Command { std: "docker" "start" "-a" "3d9ad1d7dcc287d10640089583eb568e7361db27b5d4abe69d81cac4e1c92596", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mutex.rs:14:20 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn lock_ro(&self) -> RwLockReadGuard { [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] 14 | pub fn lock_ro(&self) -> RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mutex.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn lock(&self) -> RwLockWriteGuard { [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] 18 | pub fn lock(&self) -> RwLockWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling spl v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mutex.rs:14:20 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn lock_ro(&self) -> RwLockReadGuard { [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] 14 | pub fn lock_ro(&self) -> RwLockReadGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/mutex.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn lock(&self) -> RwLockWriteGuard { [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] 18 | pub fn lock(&self) -> RwLockWriteGuard<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.30s [INFO] running `Command { std: "docker" "inspect" "3d9ad1d7dcc287d10640089583eb568e7361db27b5d4abe69d81cac4e1c92596", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d9ad1d7dcc287d10640089583eb568e7361db27b5d4abe69d81cac4e1c92596", kill_on_drop: false }` [INFO] [stdout] 3d9ad1d7dcc287d10640089583eb568e7361db27b5d4abe69d81cac4e1c92596 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7716f6f409b44beaa110ce87aef36e1ae2fd07417afe9115787543d79b10e941 [INFO] running `Command { std: "docker" "start" "-a" "7716f6f409b44beaa110ce87aef36e1ae2fd07417afe9115787543d79b10e941", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/mutex.rs:14:20 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn lock_ro(&self) -> RwLockReadGuard { [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] 14 | pub fn lock_ro(&self) -> RwLockReadGuard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/mutex.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn lock(&self) -> RwLockWriteGuard { [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] 18 | pub fn lock(&self) -> RwLockWriteGuard<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `spl` (lib) generated 2 warnings (run `cargo fix --lib -p spl` to apply 2 suggestions) [INFO] [stderr] warning: `spl` (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/spl-7cd7344d975ccf15) [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/spl-27a7756ca1690104) [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] [stderr] Doc-tests spl [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 1 test [INFO] [stdout] test src/lib.rs - (line 12) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7716f6f409b44beaa110ce87aef36e1ae2fd07417afe9115787543d79b10e941", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7716f6f409b44beaa110ce87aef36e1ae2fd07417afe9115787543d79b10e941", kill_on_drop: false }` [INFO] [stdout] 7716f6f409b44beaa110ce87aef36e1ae2fd07417afe9115787543d79b10e941