[INFO] fetching crate mmap-sync 2.0.1...
[INFO] testing mmap-sync-2.0.1 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate mmap-sync 2.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate mmap-sync 2.0.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mmap-sync 2.0.1
[INFO] tweaked toml for crates.io crate mmap-sync 2.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mmap-sync 2.0.1 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] crate crates.io crate mmap-sync 2.0.1 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4c86ae73047d2551b1c6bb7a85a343d5cf88d4e2c1e208a2f3da415e8a2184e7
[INFO] running `Command { std: "docker" "start" "-a" "4c86ae73047d2551b1c6bb7a85a343d5cf88d4e2c1e208a2f3da415e8a2184e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c86ae73047d2551b1c6bb7a85a343d5cf88d4e2c1e208a2f3da415e8a2184e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c86ae73047d2551b1c6bb7a85a343d5cf88d4e2c1e208a2f3da415e8a2184e7", kill_on_drop: false }`
[INFO] [stdout] 4c86ae73047d2551b1c6bb7a85a343d5cf88d4e2c1e208a2f3da415e8a2184e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9f0db01780d076975aeb96f4d16ac3d92e872551ca96fae0ed5c6d1fbf070b8b
[INFO] running `Command { std: "docker" "start" "-a" "9f0db01780d076975aeb96f4d16ac3d92e872551ca96fae0ed5c6d1fbf070b8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.13
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[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/synchronizer.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 220 |         &'a mut self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 221 |         check_bytes: bool,
[INFO] [stdout] 222 |     ) -> Result<ReadResult<T>, SynchronizerError>
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 222 |     ) -> Result<ReadResult<'a, T>, SynchronizerError>
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.10s
[INFO] running `Command { std: "docker" "inspect" "9f0db01780d076975aeb96f4d16ac3d92e872551ca96fae0ed5c6d1fbf070b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f0db01780d076975aeb96f4d16ac3d92e872551ca96fae0ed5c6d1fbf070b8b", kill_on_drop: false }`
[INFO] [stdout] 9f0db01780d076975aeb96f4d16ac3d92e872551ca96fae0ed5c6d1fbf070b8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3eb80e40beff3750188bd081adc1dbec5fd9ad7f58b962361b7478b65d1b1d3b
[INFO] running `Command { std: "docker" "start" "-a" "3eb80e40beff3750188bd081adc1dbec5fd9ad7f58b962361b7478b65d1b1d3b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling bit-set v0.5.3
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[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling rand v0.8.5
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[INFO] [stderr]    Compiling protobuf-codegen v2.28.0
[INFO] [stderr]    Compiling inferno v0.11.21
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling proptest v1.5.0
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[INFO] [stderr]    Compiling ciborium v0.2.2
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[INFO] [stderr]    Compiling mmap-sync v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/synchronizer.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 220 |         &'a mut self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 221 |         check_bytes: bool,
[INFO] [stdout] 222 |     ) -> Result<ReadResult<T>, SynchronizerError>
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 222 |     ) -> Result<ReadResult<'a, T>, SynchronizerError>
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling pprof v0.13.0
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/synchronizer.rs:222:17
[INFO] [stdout]     |
[INFO] [stdout] 220 |         &'a mut self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 221 |         check_bytes: bool,
[INFO] [stdout] 222 |     ) -> Result<ReadResult<T>, SynchronizerError>
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 222 |     ) -> Result<ReadResult<'a, T>, SynchronizerError>
[INFO] [stdout]     |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 36.12s
[INFO] running `Command { std: "docker" "inspect" "3eb80e40beff3750188bd081adc1dbec5fd9ad7f58b962361b7478b65d1b1d3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eb80e40beff3750188bd081adc1dbec5fd9ad7f58b962361b7478b65d1b1d3b", kill_on_drop: false }`
[INFO] [stdout] 3eb80e40beff3750188bd081adc1dbec5fd9ad7f58b962361b7478b65d1b1d3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 344300678ce3e1b354abf04d15c9fb62f9f42abfd1370e1496beb6e9ae0dfc01
[INFO] running `Command { std: "docker" "start" "-a" "344300678ce3e1b354abf04d15c9fb62f9f42abfd1370e1496beb6e9ae0dfc01", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/synchronizer.rs:222:17
[INFO] [stderr]     |
[INFO] [stderr] 220 |         &'a mut self,
[INFO] [stderr]     |          -- the lifetime is named here
[INFO] [stderr] 221 |         check_bytes: bool,
[INFO] [stderr] 222 |     ) -> Result<ReadResult<T>, SynchronizerError>
[INFO] [stderr]     |                 ^^^^^^^^^^^^^ 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: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 222 |     ) -> Result<ReadResult<'a, T>, SynchronizerError>
[INFO] [stderr]     |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: `mmap-sync` (lib) generated 1 warning (run `cargo fix --lib -p mmap-sync` to apply 1 suggestion)
[INFO] [stderr] warning: `mmap-sync` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mmap_sync-98ad8f6b88d1cd31)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test state::tests::single_writer_lock_mode_prevents_duplicate_writer ... ok
[INFO] [stdout] test state::tests::single_writer_lock_freed_on_drop ... ok
[INFO] [stdout] test instance::tests::test_new ... ok
[INFO] [stdout] test synchronizer::tests::single_writer_lock_prevents_multiple_writers ... ok
[INFO] [stdout] test synchronizer::tests::test_synchronizer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mmap_sync
[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" "344300678ce3e1b354abf04d15c9fb62f9f42abfd1370e1496beb6e9ae0dfc01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344300678ce3e1b354abf04d15c9fb62f9f42abfd1370e1496beb6e9ae0dfc01", kill_on_drop: false }`
[INFO] [stdout] 344300678ce3e1b354abf04d15c9fb62f9f42abfd1370e1496beb6e9ae0dfc01
