[INFO] fetching crate rangeinfo 0.1.1...
[INFO] testing rangeinfo-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rangeinfo 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rangeinfo 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rangeinfo 0.1.1
[INFO] finished tweaking crates.io crate rangeinfo 0.1.1
[INFO] tweaked toml for crates.io crate rangeinfo 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5f2c8c06e1952e076b1247efe27640b8aa33217352392e2275537f5c45974ee
[INFO] running `Command { std: "docker" "start" "-a" "b5f2c8c06e1952e076b1247efe27640b8aa33217352392e2275537f5c45974ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5f2c8c06e1952e076b1247efe27640b8aa33217352392e2275537f5c45974ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5f2c8c06e1952e076b1247efe27640b8aa33217352392e2275537f5c45974ee", kill_on_drop: false }`
[INFO] [stdout] b5f2c8c06e1952e076b1247efe27640b8aa33217352392e2275537f5c45974ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34968ba3531b568b939a288941c1eef0480788aac67673a608818f0802c6b75a
[INFO] running `Command { std: "docker" "start" "-a" "34968ba3531b568b939a288941c1eef0480788aac67673a608818f0802c6b75a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rangeinfo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(inclusive_range,inclusive_range_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `start` of struct `RangeInclusive` is private
[INFO] [stdout]   --> src/lib.rs:53:31
[INFO] [stdout]    |
[INFO] [stdout] 53 |             start:Closed(self.start.clone()),
[INFO] [stdout]    |                               ^^^^^ private field
[INFO] [stdout]    |
[INFO] [stdout] help: a method `start` also exists, call it with parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 |             start:Closed(self.start().clone()),
[INFO] [stdout]    |                                    ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `end` of struct `RangeInclusive` is private
[INFO] [stdout]   --> src/lib.rs:54:29
[INFO] [stdout]    |
[INFO] [stdout] 54 |             end:Closed(self.end.clone()),
[INFO] [stdout]    |                             ^^^ private field
[INFO] [stdout]    |
[INFO] [stdout] help: a method `end` also exists, call it with parentheses
[INFO] [stdout]    |
[INFO] [stdout] 54 |             end:Closed(self.end().clone()),
[INFO] [stdout]    |                                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0616.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rangeinfo` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "34968ba3531b568b939a288941c1eef0480788aac67673a608818f0802c6b75a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34968ba3531b568b939a288941c1eef0480788aac67673a608818f0802c6b75a", kill_on_drop: false }`
[INFO] [stdout] 34968ba3531b568b939a288941c1eef0480788aac67673a608818f0802c6b75a