[INFO] fetching crate std_detect 0.1.5...
[INFO] testing std_detect-0.1.5 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate std_detect 0.1.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate std_detect 0.1.5 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate std_detect 0.1.5
[INFO] finished tweaking crates.io crate std_detect 0.1.5
[INFO] tweaked toml for crates.io crate std_detect 0.1.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 11ec7db4712d6a8863d32ed539eacf2f2221f02821bf5f158e94e1051f541168
[INFO] running `Command { std: "docker" "start" "-a" "11ec7db4712d6a8863d32ed539eacf2f2221f02821bf5f158e94e1051f541168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11ec7db4712d6a8863d32ed539eacf2f2221f02821bf5f158e94e1051f541168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11ec7db4712d6a8863d32ed539eacf2f2221f02821bf5f158e94e1051f541168", kill_on_drop: false }`
[INFO] [stdout] 11ec7db4712d6a8863d32ed539eacf2f2221f02821bf5f158e94e1051f541168
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10d5961bea742776459480be9efa17a29549e69564cb6ef556338f2c3a9eb93c
[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" "10d5961bea742776459480be9efa17a29549e69564cb6ef556338f2c3a9eb93c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling std_detect v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0545]: `issue` must be a non-zero numeric string or "none"
[INFO] [stdout]    --> src/detect/arch/x86.rs:251:42
[INFO] [stdout]     |
[INFO] [stdout] 251 | #[unstable(feature = "stdsimd_internal", issue = "0")]
[INFO] [stdout]     |                                          ^^^^^^^^---
[INFO] [stdout]     |                                                  |
[INFO] [stdout]     |                                                  `issue` must not be "0", use "none" instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `std_detect`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "10d5961bea742776459480be9efa17a29549e69564cb6ef556338f2c3a9eb93c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d5961bea742776459480be9efa17a29549e69564cb6ef556338f2c3a9eb93c", kill_on_drop: false }`
[INFO] [stdout] 10d5961bea742776459480be9efa17a29549e69564cb6ef556338f2c3a9eb93c