[INFO] fetching crate doem-math 1.0.1...
[INFO] checking doem-math-1.0.1 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate doem-math 1.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate doem-math 1.0.1 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate doem-math 1.0.1
[INFO] finished tweaking crates.io crate doem-math 1.0.1
[INFO] tweaked toml for crates.io crate doem-math 1.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--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-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3355fc9ea034dde275ee9b896caa17ead4cbc1ba5558a3f620674fbba6578261
[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" "3355fc9ea034dde275ee9b896caa17ead4cbc1ba5558a3f620674fbba6578261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3355fc9ea034dde275ee9b896caa17ead4cbc1ba5558a3f620674fbba6578261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3355fc9ea034dde275ee9b896caa17ead4cbc1ba5558a3f620674fbba6578261", kill_on_drop: false }`
[INFO] [stdout] 3355fc9ea034dde275ee9b896caa17ead4cbc1ba5558a3f620674fbba6578261
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e7700de39471a4edf3f5c7c83c00db99e7cc7af465216b535f5046e11c45632
[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" "2e7700de39471a4edf3f5c7c83c00db99e7cc7af465216b535f5046e11c45632", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking staticvec v0.8.9
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/staticvec-0.8.9/src/lib.rs:16:3
[INFO] [stdout]    |
[INFO] [stdout] 16 |   const_compare_raw_pointers,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot be allowed in const eval in any meaningful way
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: constant expression depends on a generic parameter
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/staticvec-0.8.9/src/lib.rs:1032:70
[INFO] [stdout]      |
[INFO] [stdout] 1032 |   pub fn concat<const N2: usize>(&self, other: &StaticVec<T, N2>) -> StaticVec<T, { N + N2 }>
[INFO] [stdout]      |                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this may fail depending on what value the parameter takes
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: constant expression depends on a generic parameter
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/staticvec-0.8.9/src/lib.rs:1063:8
[INFO] [stdout]      |
[INFO] [stdout] 1063 |   ) -> StaticVec<T, { N + N2 }>
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this may fail depending on what value the parameter takes
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: constant expression depends on a generic parameter
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/staticvec-0.8.9/src/lib.rs:1093:46
[INFO] [stdout]      |
[INFO] [stdout] 1093 |   pub fn intersperse(&self, separator: T) -> StaticVec<T, { N * 2 }>
[INFO] [stdout]      |                                              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this may fail depending on what value the parameter takes
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: constant expression depends on a generic parameter
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/staticvec-0.8.9/src/lib.rs:1131:52
[INFO] [stdout]      |
[INFO] [stdout] 1131 |   pub fn intersperse_clone(&self, separator: T) -> StaticVec<T, { N * 2 }>
[INFO] [stdout]      |                                                    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this may fail depending on what value the parameter takes
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: constant expression depends on a generic parameter
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/staticvec-0.8.9/src/lib.rs:1458:8
[INFO] [stdout]      |
[INFO] [stdout] 1458 |   ) -> StaticVec<T, { N + N2 }>
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this may fail depending on what value the parameter takes
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: constant expression depends on a generic parameter
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/staticvec-0.8.9/src/lib.rs:1547:69
[INFO] [stdout]      |
[INFO] [stdout] 1547 |   pub fn union<const N2: usize>(&self, other: &StaticVec<T, N2>) -> StaticVec<T, { N + N2 }>
[INFO] [stdout]      |                                                                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this may fail depending on what value the parameter takes
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `staticvec`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "2e7700de39471a4edf3f5c7c83c00db99e7cc7af465216b535f5046e11c45632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e7700de39471a4edf3f5c7c83c00db99e7cc7af465216b535f5046e11c45632", kill_on_drop: false }`
[INFO] [stdout] 2e7700de39471a4edf3f5c7c83c00db99e7cc7af465216b535f5046e11c45632