[INFO] fetching crate adivon 0.2.6...
[INFO] testing adivon-0.2.6 against 1.60.0 for beta-1.61-1
[INFO] extracting crate adivon 0.2.6 into /workspace/builds/worker-81/source
[INFO] validating manifest of crates.io crate adivon 0.2.6 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate adivon 0.2.6
[INFO] finished tweaking crates.io crate adivon 0.2.6
[INFO] tweaked toml for crates.io crate adivon 0.2.6 written to /workspace/builds/worker-81/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clippy v0.0.302
[INFO] [stderr]   Downloaded quickcheck v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2a874f1498690a120df2bc427161ac8432fbc22a72d413282c01984ae5aa736
[INFO] running `Command { std: "docker" "start" "-a" "d2a874f1498690a120df2bc427161ac8432fbc22a72d413282c01984ae5aa736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2a874f1498690a120df2bc427161ac8432fbc22a72d413282c01984ae5aa736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2a874f1498690a120df2bc427161ac8432fbc22a72d413282c01984ae5aa736", kill_on_drop: false }`
[INFO] [stdout] d2a874f1498690a120df2bc427161ac8432fbc22a72d413282c01984ae5aa736
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b3c434a3ffbdba58031fab09149d51a2249448fdf1e7e29d2404024a1c9c43f
[INFO] running `Command { std: "docker" "start" "-a" "8b3c434a3ffbdba58031fab09149d51a2249448fdf1e7e29d2404024a1c9c43f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling adivon v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_type_defaults, plugin)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/bag.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         try!(write!(f, "{:?}, ", node.val));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/bag.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         try!(write!(f, "["));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/bag.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         try!(write_node_to_formatter(f, self.s.as_ref()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/deque.rs:161:17
[INFO] [stdout]     |
[INFO] [stdout] 161 |                 try!(write!(f, "<empty deque>"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/deque.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |                 try!(write!(f, "("));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/deque.rs:170:17
[INFO] [stdout]     |
[INFO] [stdout] 170 |                 try!(write!(f, ")"));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/deque.rs:167:21
[INFO] [stdout]     |
[INFO] [stdout] 167 |                     try!(write!(f, "{},", p.unwrap().item));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/suffix_tree.rs:439:9
[INFO] [stdout]     |
[INFO] [stdout] 439 |         try!(write!(f, "SuffixTree(txts: {:?})\n", self.txts));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/suffix_tree.rs:449:17
[INFO] [stdout]     |
[INFO] [stdout] 449 |                 try!(write!(f, "{}|<{}>", spaces, x.data().iter().map(|c| c.to_string()).collect::<Vec<String>>().concat()));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/suffix_tree.rs:451:21
[INFO] [stdout]     |
[INFO] [stdout] 451 |                     try!(writeln!(f, "*"));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/suffix_tree.rs:453:21
[INFO] [stdout]     |
[INFO] [stdout] 453 |                     try!(writeln!(f, ""));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/skip_list.rs:319:9
[INFO] [stdout]     |
[INFO] [stdout] 319 |         try!(write!(f, "\nlv0  "));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/skip_list.rs:331:17
[INFO] [stdout]     |
[INFO] [stdout] 331 |                 try!(writeln!(f, "{}", label));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/skip_list.rs:333:17
[INFO] [stdout]     |
[INFO] [stdout] 333 |                 try!(write!(f, "{} --> ", label));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/skip_list.rs:339:13
[INFO] [stdout]     |
[INFO] [stdout] 339 |             try!(write!(f, "lv{:<2} ", i+1));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/skip_list.rs:355:13
[INFO] [stdout]     |
[INFO] [stdout] 355 |             try!(writeln!(f, ""));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/skip_list.rs:348:21
[INFO] [stdout]     |
[INFO] [stdout] 348 |                     try!(write!(f, "{} ", label));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/skip_list.rs:350:21
[INFO] [stdout]     |
[INFO] [stdout] 350 |                     try!(write!(f, "{}> {} ", iter::repeat('.').take(padding).collect::<String>(), label));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/rbtree.rs:447:10
[INFO] [stdout]     |
[INFO] [stdout] 447 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/kdtree.rs:256:10
[INFO] [stdout]     |
[INFO] [stdout] 256 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/union_find.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |             try!(write!(f, "{} ", i));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]  --> src/hashst.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::hash::{Hash, Hasher, SipHasher};
[INFO] [stdout]   |                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/hashst.rs:53:26
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut hasher = SipHasher::new();
[INFO] [stdout]    |                          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/kdtree.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]   --> src/hashst.rs:53:37
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut hasher = SipHasher::new();
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `adivon` due to 2 previous errors; 25 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8b3c434a3ffbdba58031fab09149d51a2249448fdf1e7e29d2404024a1c9c43f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b3c434a3ffbdba58031fab09149d51a2249448fdf1e7e29d2404024a1c9c43f", kill_on_drop: false }`
[INFO] [stdout] 8b3c434a3ffbdba58031fab09149d51a2249448fdf1e7e29d2404024a1c9c43f