[INFO] crate context-allocator 0.2.3 is already in cache
[INFO] checking context-allocator-0.2.3 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate context-allocator 0.2.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate context-allocator 0.2.3 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate context-allocator 0.2.3
[INFO] finished tweaking crates.io crate context-allocator 0.2.3
[INFO] tweaked toml for crates.io crate context-allocator 0.2.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2b1ebc9af1f21bef3ff1f2f39df4897b2b4386384d437d4ff1e2f5ce7b335d20
[INFO] running `"docker" "start" "-a" "2b1ebc9af1f21bef3ff1f2f39df4897b2b4386384d437d4ff1e2f5ce7b335d20"`
[INFO] [stderr]     Checking likely v0.1.0
[INFO] [stderr]     Checking syscall-alt v0.0.14
[INFO] [stderr]     Checking context-allocator v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::alloc::CannotReallocInPlace`
[INFO] [stderr]   --> src/lib.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 | use ::std::alloc::CannotReallocInPlace;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `CannotReallocInPlace` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::alloc::Alloc`
[INFO] [stderr]   --> src/lib.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 | use ::std::alloc::Alloc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^-----
[INFO] [stderr]    |     |             |
[INFO] [stderr]    |     |             help: a similar name exists in the module: `alloc`
[INFO] [stderr]    |     no `Alloc` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::alloc::Excess`
[INFO] [stderr]   --> src/lib.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 | use ::std::alloc::Excess;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^ no `Excess` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::alloc::CannotReallocInPlace`
[INFO] [stderr]   --> src/lib.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 | use ::std::alloc::CannotReallocInPlace;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `CannotReallocInPlace` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::alloc::Alloc`
[INFO] [stderr]   --> src/lib.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 | use ::std::alloc::Alloc;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^-----
[INFO] [stderr]    |     |             |
[INFO] [stderr]    |     |             help: a similar name exists in the module: `alloc`
[INFO] [stderr]    |     no `Alloc` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::alloc::Excess`
[INFO] [stderr]   --> src/lib.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 | use ::std::alloc::Excess;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^ no `Excess` in `alloc`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `context-allocator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `context-allocator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2b1ebc9af1f21bef3ff1f2f39df4897b2b4386384d437d4ff1e2f5ce7b335d20"`
[INFO] running `"docker" "rm" "-f" "2b1ebc9af1f21bef3ff1f2f39df4897b2b4386384d437d4ff1e2f5ce7b335d20"`
[INFO] [stdout] 2b1ebc9af1f21bef3ff1f2f39df4897b2b4386384d437d4ff1e2f5ce7b335d20