[INFO] fetching crate crdt 0.5.0...
[INFO] checking crdt-0.5.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate crdt 0.5.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate crdt 0.5.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crdt 0.5.0
[INFO] finished tweaking crates.io crate crdt 0.5.0
[INFO] tweaked toml for crates.io crate crdt 0.5.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--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 getrandom v0.2.2
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded syn v1.0.72
[INFO] [stderr]   Downloaded libc v0.2.94
[INFO] [stderr]   Downloaded env_logger v0.8.3
[INFO] [stderr]   Downloaded aho-corasick v0.7.18
[INFO] [stderr]   Downloaded memchr v2.4.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.25
[INFO] [stderr]   Downloaded regex v1.5.4
[INFO] [stderr]   Downloaded rand v0.8.3
[INFO] [stderr]   Downloaded wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded quickcheck v1.0.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.26
[INFO] [stderr]   Downloaded rand_core v0.6.2
[INFO] [stderr]   Downloaded quickcheck_macros v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a24058f12606ca0a0c5ee66994f108e79d5122002eff3612fb85a0f0f2ff12cf
[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" "a24058f12606ca0a0c5ee66994f108e79d5122002eff3612fb85a0f0f2ff12cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a24058f12606ca0a0c5ee66994f108e79d5122002eff3612fb85a0f0f2ff12cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a24058f12606ca0a0c5ee66994f108e79d5122002eff3612fb85a0f0f2ff12cf", kill_on_drop: false }`
[INFO] [stdout] a24058f12606ca0a0c5ee66994f108e79d5122002eff3612fb85a0f0f2ff12cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74cedee8970c67517fbc47a01c0e6695f114bf065737ce6e7768378360ee28f1
[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" "74cedee8970c67517fbc47a01c0e6695f114bf065737ce6e7768378360ee28f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking crdt v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(core, custom_attribute, plugin, std_misc)]
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::iter::AdditiveIterator`
[INFO] [stdout]  --> src/counter/gcounter.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::AdditiveIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `AdditiveIterator` in `iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::iter::AdditiveIterator`
[INFO] [stdout]  --> src/counter/pncounter.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::iter::AdditiveIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `AdditiveIterator` in `iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::SignedInt`
[INFO] [stdout]  --> src/counter/pncounter.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::num::SignedInt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ no `SignedInt` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set/tpset.rs:231:10
[INFO] [stdout]     |
[INFO] [stdout] 231 |          try!(write!(f, "{{present: {{"));
[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/set/tpset.rs:237:26
[INFO] [stdout]     |
[INFO] [stdout] 237 |              if i != 0 { try!(write!(f, ", ")); }
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set/tpset.rs:238:14
[INFO] [stdout]     |
[INFO] [stdout] 238 |              try!(write!(f, "{:?}", *x))
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set/tpset.rs:240:10
[INFO] [stdout]     |
[INFO] [stdout] 240 |          try!(write!(f, "}}, removed: {{"));
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set/tpset.rs:246:26
[INFO] [stdout]     |
[INFO] [stdout] 246 |              if i != 0 { try!(write!(f, ", ")); }
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set/tpset.rs:247:14
[INFO] [stdout]     |
[INFO] [stdout] 247 |              try!(write!(f, "{:?}", *x))
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set/lwwset.rs:235:10
[INFO] [stdout]     |
[INFO] [stdout] 235 |          try!(write!(f, "{{present: {{"));
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set/lwwset.rs:241:26
[INFO] [stdout]     |
[INFO] [stdout] 241 |              if i != 0 { try!(write!(f, ", ")); }
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set/lwwset.rs:242:14
[INFO] [stdout]     |
[INFO] [stdout] 242 |              try!(write!(f, "{:?}", x))
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set/lwwset.rs:244:10
[INFO] [stdout]     |
[INFO] [stdout] 244 |          try!(write!(f, "}}, removed: {{"));
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set/lwwset.rs:250:26
[INFO] [stdout]     |
[INFO] [stdout] 250 |              if i != 0 { try!(write!(f, ", ")); }
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set/lwwset.rs:251:14
[INFO] [stdout]     |
[INFO] [stdout] 251 |              try!(write!(f, "{:?}", x))
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/test.rs:4:38
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::atomic::{AtomicUsize, ATOMIC_USIZE_INIT};
[INFO] [stdout]   |                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> src/test.rs:6:41
[INFO] [stdout]   |
[INFO] [stdout] 6 | static mut REPLICA_COUNT: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crdt`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "74cedee8970c67517fbc47a01c0e6695f114bf065737ce6e7768378360ee28f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74cedee8970c67517fbc47a01c0e6695f114bf065737ce6e7768378360ee28f1", kill_on_drop: false }`
[INFO] [stdout] 74cedee8970c67517fbc47a01c0e6695f114bf065737ce6e7768378360ee28f1