[INFO] fetching crate crdt 0.5.0...
[INFO] checking crdt-0.5.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate crdt 0.5.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate crdt 0.5.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "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-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.8.4 (latest: v0.11.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] befe0b04df8005b1e25506e96c03e8132c8283aac58831b8043b76e5383b6ca2
[INFO] running `Command { std: "docker" "start" "-a" "befe0b04df8005b1e25506e96c03e8132c8283aac58831b8043b76e5383b6ca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "befe0b04df8005b1e25506e96c03e8132c8283aac58831b8043b76e5383b6ca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "befe0b04df8005b1e25506e96c03e8132c8283aac58831b8043b76e5383b6ca2", kill_on_drop: false }`
[INFO] [stdout] befe0b04df8005b1e25506e96c03e8132c8283aac58831b8043b76e5383b6ca2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 820487bbd1d237857e437da4a53b5d63d44d023dbf8416355c37ce693c1acc0b
[INFO] running `Command { std: "docker" "start" "-a" "820487bbd1d237857e437da4a53b5d63d44d023dbf8416355c37ce693c1acc0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking crdt v0.5.0 (/opt/rustwide/workdir)
[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[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:8:36
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(core, custom_attribute, plugin, std_misc)]
[INFO] [stdout]   |                                    ^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: plugins are no longer supported
[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: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: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: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: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/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/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: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: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: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:251:14
[INFO] [stdout]     |
[INFO] [stdout] 251 |              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: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 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]   |                                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]   |
[INFO] [stdout] 6 | static mut REPLICA_COUNT: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]   |                                         ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(core, custom_attribute, plugin, std_misc)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `std_misc`
[INFO] [stdout]  --> src/lib.rs:8:44
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(core, custom_attribute, plugin, std_misc)]
[INFO] [stdout]   |                                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0557, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crdt` (lib) due to 7 previous errors; 15 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "820487bbd1d237857e437da4a53b5d63d44d023dbf8416355c37ce693c1acc0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "820487bbd1d237857e437da4a53b5d63d44d023dbf8416355c37ce693c1acc0b", kill_on_drop: false }`
[INFO] [stdout] 820487bbd1d237857e437da4a53b5d63d44d023dbf8416355c37ce693c1acc0b
[INFO] checking crdt-0.5.0 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate crdt 0.5.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate crdt 0.5.0 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "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-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.8.4 (latest: v0.11.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.60)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 990476d0a3b163514399b7df24651f03cda49d5003db7185109056aaeee87ded
[INFO] running `Command { std: "docker" "start" "-a" "990476d0a3b163514399b7df24651f03cda49d5003db7185109056aaeee87ded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "990476d0a3b163514399b7df24651f03cda49d5003db7185109056aaeee87ded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "990476d0a3b163514399b7df24651f03cda49d5003db7185109056aaeee87ded", kill_on_drop: false }`
[INFO] [stdout] 990476d0a3b163514399b7df24651f03cda49d5003db7185109056aaeee87ded
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b96fc7136397517a725ec052dfb461fe7326714618d40651b95589207ba1cfff
[INFO] running `Command { std: "docker" "start" "-a" "b96fc7136397517a725ec052dfb461fe7326714618d40651b95589207ba1cfff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking crdt v0.5.0 (/opt/rustwide/workdir)
[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[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:8:36
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(core, custom_attribute, plugin, std_misc)]
[INFO] [stdout]   |                                    ^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: plugins are no longer supported
[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: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: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: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: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/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/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: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: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: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:251:14
[INFO] [stdout]     |
[INFO] [stdout] 251 |              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: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 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]   |                                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]   |
[INFO] [stdout] 6 | static mut REPLICA_COUNT: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]   |                                         ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(core, custom_attribute, plugin, std_misc)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `std_misc`
[INFO] [stdout]  --> src/lib.rs:8:44
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(core, custom_attribute, plugin, std_misc)]
[INFO] [stdout]   |                                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0557, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crdt` (lib) due to 7 previous errors; 15 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b96fc7136397517a725ec052dfb461fe7326714618d40651b95589207ba1cfff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b96fc7136397517a725ec052dfb461fe7326714618d40651b95589207ba1cfff", kill_on_drop: false }`
[INFO] [stdout] b96fc7136397517a725ec052dfb461fe7326714618d40651b95589207ba1cfff
