[INFO] fetching crate storagevec 0.2.1...
[INFO] checking storagevec-0.2.1 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate storagevec 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate storagevec 0.2.1 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate storagevec 0.2.1
[INFO] finished tweaking crates.io crate storagevec 0.2.1
[INFO] tweaked toml for crates.io crate storagevec 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78dba4165cc3340a8d85ffbea7d97a19f5cf3722d01fdd8c7e81e1ec69a548e8
[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" "78dba4165cc3340a8d85ffbea7d97a19f5cf3722d01fdd8c7e81e1ec69a548e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78dba4165cc3340a8d85ffbea7d97a19f5cf3722d01fdd8c7e81e1ec69a548e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78dba4165cc3340a8d85ffbea7d97a19f5cf3722d01fdd8c7e81e1ec69a548e8", kill_on_drop: false }`
[INFO] [stdout] 78dba4165cc3340a8d85ffbea7d97a19f5cf3722d01fdd8c7e81e1ec69a548e8
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b00490b2545edcddcb06f44294dac9bf26d791210dddd4ebfef6b91167803d9
[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" "2b00490b2545edcddcb06f44294dac9bf26d791210dddd4ebfef6b91167803d9", kill_on_drop: false }`
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking tinymap v0.2.4
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tinymap-0.2.4/src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(const_in_array_repeat_expressions)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed due to causing promotable bugs
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tinymap`
[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" "2b00490b2545edcddcb06f44294dac9bf26d791210dddd4ebfef6b91167803d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b00490b2545edcddcb06f44294dac9bf26d791210dddd4ebfef6b91167803d9", kill_on_drop: false }`
[INFO] [stdout] 2b00490b2545edcddcb06f44294dac9bf26d791210dddd4ebfef6b91167803d9