[INFO] fetching crate without-alloc 0.2.1...
[INFO] checking without-alloc-0.2.1 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate without-alloc 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate without-alloc 0.2.1 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate without-alloc 0.2.1
[INFO] finished tweaking crates.io crate without-alloc 0.2.1
[INFO] tweaked toml for crates.io crate without-alloc 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e22376a4fb332f8ec3b7b336db0d742e6b4cd6a31b86e9e5b9884fb6663aa248
[INFO] running `Command { std: "docker" "start" "-a" "e22376a4fb332f8ec3b7b336db0d742e6b4cd6a31b86e9e5b9884fb6663aa248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e22376a4fb332f8ec3b7b336db0d742e6b4cd6a31b86e9e5b9884fb6663aa248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e22376a4fb332f8ec3b7b336db0d742e6b4cd6a31b86e9e5b9884fb6663aa248", kill_on_drop: false }`
[INFO] [stdout] e22376a4fb332f8ec3b7b336db0d742e6b4cd6a31b86e9e5b9884fb6663aa248
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63ba41a88ab878cc575ac1f14310eefd88a2e3741576d6c7a97970d84c3f936e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "63ba41a88ab878cc575ac1f14310eefd88a2e3741576d6c7a97970d84c3f936e", kill_on_drop: false }`
[INFO] [stderr]     Checking alloc-traits v0.1.1
[INFO] [stderr]     Checking without-alloc v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `static_alloc`
[INFO] [stdout]    --> src/boxed.rs:238:9
[INFO] [stdout]     |
[INFO] [stdout] 238 |     use static_alloc::Bump;
[INFO] [stdout]     |         ^^^^^^^^^^^^ use of undeclared crate or module `static_alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `static_alloc`
[INFO] [stdout]    --> src/rc.rs:694:9
[INFO] [stdout]     |
[INFO] [stdout] 694 |     use static_alloc::Bump;
[INFO] [stdout]     |         ^^^^^^^^^^^^ use of undeclared crate or module `static_alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::alloc::LocalAllocLeakExt`
[INFO] [stdout]    --> src/boxed.rs:237:9
[INFO] [stdout]     |
[INFO] [stdout] 237 |     use crate::alloc::LocalAllocLeakExt;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::alloc::LocalAllocLeakExt`
[INFO] [stdout]    --> src/rc.rs:695:9
[INFO] [stdout]     |
[INFO] [stdout] 695 |     use crate::alloc::LocalAllocLeakExt;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `without-alloc`
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "63ba41a88ab878cc575ac1f14310eefd88a2e3741576d6c7a97970d84c3f936e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63ba41a88ab878cc575ac1f14310eefd88a2e3741576d6c7a97970d84c3f936e", kill_on_drop: false }`
[INFO] [stdout] 63ba41a88ab878cc575ac1f14310eefd88a2e3741576d6c7a97970d84c3f936e