[INFO] fetching crate std_detect 0.1.5...
[INFO] testing std_detect-0.1.5 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate std_detect 0.1.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate std_detect 0.1.5 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0bd955d339f6371c83d3ec44028e87a355ed15a822e1cb74ee822841db62dd3
[INFO] running `Command { std: "docker" "start" "-a" "e0bd955d339f6371c83d3ec44028e87a355ed15a822e1cb74ee822841db62dd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0bd955d339f6371c83d3ec44028e87a355ed15a822e1cb74ee822841db62dd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0bd955d339f6371c83d3ec44028e87a355ed15a822e1cb74ee822841db62dd3", kill_on_drop: false }`
[INFO] [stdout] e0bd955d339f6371c83d3ec44028e87a355ed15a822e1cb74ee822841db62dd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c3fa9dfd6b9d3dc461d22c5e7447744425280563bfc08c83d0d966dec2bbbff
[INFO] running `Command { std: "docker" "start" "-a" "8c3fa9dfd6b9d3dc461d22c5e7447744425280563bfc08c83d0d966dec2bbbff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling std_detect v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(const_fn, staged_api, stdsimd, doc_cfg, allow_internal_unstable)]
[INFO] [stdout]    |            ^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0545, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0545`.
[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" "8c3fa9dfd6b9d3dc461d22c5e7447744425280563bfc08c83d0d966dec2bbbff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c3fa9dfd6b9d3dc461d22c5e7447744425280563bfc08c83d0d966dec2bbbff", kill_on_drop: false }`
[INFO] [stdout] 8c3fa9dfd6b9d3dc461d22c5e7447744425280563bfc08c83d0d966dec2bbbff