[INFO] fetching crate robotrt-buffer-core 0.1.0-r1...
[INFO] testing robotrt-buffer-core-0.1.0-r1 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate robotrt-buffer-core 0.1.0-r1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate robotrt-buffer-core 0.1.0-r1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate robotrt-buffer-core 0.1.0-r1
[INFO] tweaked toml for crates.io crate robotrt-buffer-core 0.1.0-r1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate robotrt-buffer-core 0.1.0-r1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate robotrt-buffer-core 0.1.0-r1 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f3d9ab2d96f8de6e3edd279cf08223c2a826fd9a3cf9e704ebffc73fc7f0bf99
[INFO] running `Command { std: "docker" "start" "f3d9ab2d96f8de6e3edd279cf08223c2a826fd9a3cf9e704ebffc73fc7f0bf99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3d9ab2d96f8de6e3edd279cf08223c2a826fd9a3cf9e704ebffc73fc7f0bf99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f3d9ab2d96f8de6e3edd279cf08223c2a826fd9a3cf9e704ebffc73fc7f0bf99" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3d9ab2d96f8de6e3edd279cf08223c2a826fd9a3cf9e704ebffc73fc7f0bf99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f3d9ab2d96f8de6e3edd279cf08223c2a826fd9a3cf9e704ebffc73fc7f0bf99" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling memmap2 v0.9.11
[INFO] [stderr]    Compiling uuid v1.23.3
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling robotrt-core-types v0.1.0-r1
[INFO] [stderr]    Compiling robotrt-buffer-core v0.1.0-r1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 8.54s
[INFO] running `Command { std: "docker" "inspect" "f3d9ab2d96f8de6e3edd279cf08223c2a826fd9a3cf9e704ebffc73fc7f0bf99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f3d9ab2d96f8de6e3edd279cf08223c2a826fd9a3cf9e704ebffc73fc7f0bf99" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling robotrt-buffer-core v0.1.0-r1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `assert_no_leaks` found for struct `SimpleBufferPool` in the current scope
[INFO] [stdout]    --> tests/buffer_conformance.rs:236:10
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pool.assert_no_leaks(); // must not panic
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^ method not found in `SimpleBufferPool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_no_leaks` found for struct `SimpleBufferPool` in the current scope
[INFO] [stdout]    --> tests/buffer_conformance.rs:244:10
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pool.assert_no_leaks(); // must panic: 1 outstanding lease
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^ method not found in `SimpleBufferPool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `assert_no_leaks` found for struct `SimpleBufferPool` in the current scope
[INFO] [stdout]    --> tests/buffer_conformance.rs:289:10
[INFO] [stdout]     |
[INFO] [stdout] 289 |     pool.assert_no_leaks(); // zero leaks after full cycle
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^ method not found in `SimpleBufferPool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `robotrt-buffer-core` (test "buffer_conformance") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f3d9ab2d96f8de6e3edd279cf08223c2a826fd9a3cf9e704ebffc73fc7f0bf99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3d9ab2d96f8de6e3edd279cf08223c2a826fd9a3cf9e704ebffc73fc7f0bf99", kill_on_drop: false }`
[INFO] [stdout] f3d9ab2d96f8de6e3edd279cf08223c2a826fd9a3cf9e704ebffc73fc7f0bf99
