[INFO] fetching crate sorted-collections 0.0.8...
[INFO] testing sorted-collections-0.0.8 against 1.54.0 for beta-1.55-1
[INFO] extracting crate sorted-collections 0.0.8 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate sorted-collections 0.0.8 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sorted-collections 0.0.8
[INFO] finished tweaking crates.io crate sorted-collections 0.0.8
[INFO] tweaked toml for crates.io crate sorted-collections 0.0.8 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 546e2105286f1e2df3feeae87d87caab9726138943ba0edf91c7a0a080145efa
[INFO] running `Command { std: "docker" "start" "-a" "546e2105286f1e2df3feeae87d87caab9726138943ba0edf91c7a0a080145efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "546e2105286f1e2df3feeae87d87caab9726138943ba0edf91c7a0a080145efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "546e2105286f1e2df3feeae87d87caab9726138943ba0edf91c7a0a080145efa", kill_on_drop: false }`
[INFO] [stdout] 546e2105286f1e2df3feeae87d87caab9726138943ba0edf91c7a0a080145efa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58628d4220c8c7622a2158e5db7ad22aaebbd755a8bf1dcb0eeaa78cccc091de
[INFO] running `Command { std: "docker" "start" "-a" "58628d4220c8c7622a2158e5db7ad22aaebbd755a8bf1dcb0eeaa78cccc091de", kill_on_drop: false }`
[INFO] [stderr]    Compiling sorted-collections v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(collections, core)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/sortedset.rs:267:32
[INFO] [stdout]     |
[INFO] [stdout] 267 |     fn range_remove(&mut self, Bound<&T>, to_elem: Bound<&T>) -> Self::RangeRemove;
[INFO] [stdout]     |                                ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Bound<&T>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]     --> src/sortedmap.rs:333:18
[INFO] [stdout]      |
[INFO] [stdout] 333  |             self.range(Included(key), Unbounded).map(|(k, _)| k).min()
[INFO] [stdout]      |                  ^^^^^ -------------  --------- supplied 2 arguments
[INFO] [stdout]      |                  |
[INFO] [stdout]      |                  expected 1 argument
[INFO] [stdout] ...
[INFO] [stdout] 416  |     sortedmap_impl!(BTreeMap<K, V>, BTreeMapRangeRemove, BTreeMapRangeRemove<K, V>);
[INFO] [stdout]      |     -------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]      = note: this error originates in the macro `sortedmap_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]     --> src/sortedmap.rs:350:18
[INFO] [stdout]      |
[INFO] [stdout] 350  |             self.range(Unbounded, Included(key)).map(|(k, _)| k).max()
[INFO] [stdout]      |                  ^^^^^ ---------  ------------- supplied 2 arguments
[INFO] [stdout]      |                  |
[INFO] [stdout]      |                  expected 1 argument
[INFO] [stdout] ...
[INFO] [stdout] 416  |     sortedmap_impl!(BTreeMap<K, V>, BTreeMapRangeRemove, BTreeMapRangeRemove<K, V>);
[INFO] [stdout]      |     -------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]      = note: this error originates in the macro `sortedmap_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]     --> src/sortedmap.rs:367:18
[INFO] [stdout]      |
[INFO] [stdout] 367  |             self.range(Excluded(key), Unbounded).map(|(k, _)| k).min()
[INFO] [stdout]      |                  ^^^^^ -------------  --------- supplied 2 arguments
[INFO] [stdout]      |                  |
[INFO] [stdout]      |                  expected 1 argument
[INFO] [stdout] ...
[INFO] [stdout] 416  |     sortedmap_impl!(BTreeMap<K, V>, BTreeMapRangeRemove, BTreeMapRangeRemove<K, V>);
[INFO] [stdout]      |     -------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]      = note: this error originates in the macro `sortedmap_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]     --> src/sortedmap.rs:384:18
[INFO] [stdout]      |
[INFO] [stdout] 384  |             self.range(Unbounded, Excluded(key)).map(|(k, _)| k).max()
[INFO] [stdout]      |                  ^^^^^ ---------  ------------- supplied 2 arguments
[INFO] [stdout]      |                  |
[INFO] [stdout]      |                  expected 1 argument
[INFO] [stdout] ...
[INFO] [stdout] 416  |     sortedmap_impl!(BTreeMap<K, V>, BTreeMapRangeRemove, BTreeMapRangeRemove<K, V>);
[INFO] [stdout]      |     -------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]      = note: this error originates in the macro `sortedmap_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]     --> src/sortedmap.rs:401:37
[INFO] [stdout]      |
[INFO] [stdout] 401  |             let keys: Vec<K> = self.range(from_key, to_key).map(|(k, _)| k.clone()).collect();
[INFO] [stdout]      |                                     ^^^^^ --------  ------ supplied 2 arguments
[INFO] [stdout]      |                                     |
[INFO] [stdout]      |                                     expected 1 argument
[INFO] [stdout] ...
[INFO] [stdout] 416  |     sortedmap_impl!(BTreeMap<K, V>, BTreeMapRangeRemove, BTreeMapRangeRemove<K, V>);
[INFO] [stdout]      |     -------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]      = note: this error originates in the macro `sortedmap_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/sortedset.rs:278:24
[INFO] [stdout]     |
[INFO] [stdout] 278 |             match self.first().cloned() {
[INFO] [stdout]     |                        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 393 |     sortedset_impl!(BTreeSet<T>, BTreeSetRangeRemove, BTreeSetRangeRemove<T>);
[INFO] [stdout]     |     -------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `SortedSetExt::first(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `sortedset_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]    --> src/sortedset.rs:295:24
[INFO] [stdout]     |
[INFO] [stdout] 295 |             match self.last().cloned() {
[INFO] [stdout]     |                        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 393 |     sortedset_impl!(BTreeSet<T>, BTreeSetRangeRemove, BTreeSetRangeRemove<T>);
[INFO] [stdout]     |     -------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]     = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]     = help: call with fully qualified syntax `SortedSetExt::last(...)` to keep using the current method
[INFO] [stdout]     = note: this warning originates in the macro `sortedset_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/sortedset.rs:308:18
[INFO] [stdout]     |
[INFO] [stdout] 308 |             self.range(Included(elem), Unbounded).min()
[INFO] [stdout]     |                  ^^^^^ --------------  --------- supplied 2 arguments
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  expected 1 argument
[INFO] [stdout] ...
[INFO] [stdout] 393 |     sortedset_impl!(BTreeSet<T>, BTreeSetRangeRemove, BTreeSetRangeRemove<T>);
[INFO] [stdout]     |     -------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]     = note: this error originates in the macro `sortedset_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/sortedset.rs:325:18
[INFO] [stdout]     |
[INFO] [stdout] 325 |             self.range(Unbounded, Included(elem)).max()
[INFO] [stdout]     |                  ^^^^^ ---------  -------------- supplied 2 arguments
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  expected 1 argument
[INFO] [stdout] ...
[INFO] [stdout] 393 |     sortedset_impl!(BTreeSet<T>, BTreeSetRangeRemove, BTreeSetRangeRemove<T>);
[INFO] [stdout]     |     -------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]     = note: this error originates in the macro `sortedset_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/sortedset.rs:342:18
[INFO] [stdout]     |
[INFO] [stdout] 342 |             self.range(Excluded(elem), Unbounded).min()
[INFO] [stdout]     |                  ^^^^^ --------------  --------- supplied 2 arguments
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  expected 1 argument
[INFO] [stdout] ...
[INFO] [stdout] 393 |     sortedset_impl!(BTreeSet<T>, BTreeSetRangeRemove, BTreeSetRangeRemove<T>);
[INFO] [stdout]     |     -------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]     = note: this error originates in the macro `sortedset_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/sortedset.rs:359:18
[INFO] [stdout]     |
[INFO] [stdout] 359 |             self.range(Unbounded, Excluded(elem)).max()
[INFO] [stdout]     |                  ^^^^^ ---------  -------------- supplied 2 arguments
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  expected 1 argument
[INFO] [stdout] ...
[INFO] [stdout] 393 |     sortedset_impl!(BTreeSet<T>, BTreeSetRangeRemove, BTreeSetRangeRemove<T>);
[INFO] [stdout]     |     -------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]     = note: this error originates in the macro `sortedset_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/sortedset.rs:376:34
[INFO] [stdout]     |
[INFO] [stdout] 376 |             let ret: $typ = self.range(from_elem, to_elem).cloned().collect();
[INFO] [stdout]     |                                  ^^^^^ ---------  ------- supplied 2 arguments
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  expected 1 argument
[INFO] [stdout] ...
[INFO] [stdout] 393 |     sortedset_impl!(BTreeSet<T>, BTreeSetRangeRemove, BTreeSetRangeRemove<T>);
[INFO] [stdout]     |     -------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]     = note: this error originates in the macro `sortedset_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sorted-collections`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "58628d4220c8c7622a2158e5db7ad22aaebbd755a8bf1dcb0eeaa78cccc091de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58628d4220c8c7622a2158e5db7ad22aaebbd755a8bf1dcb0eeaa78cccc091de", kill_on_drop: false }`
[INFO] [stdout] 58628d4220c8c7622a2158e5db7ad22aaebbd755a8bf1dcb0eeaa78cccc091de
