[INFO] fetching crate carboxyl 0.2.1...
[INFO] testing carboxyl-0.2.1 against 1.47.0 for beta-1.48-1
[INFO] extracting crate carboxyl 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate carboxyl 0.2.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate carboxyl 0.2.1
[INFO] finished tweaking crates.io crate carboxyl 0.2.1
[INFO] tweaked toml for crates.io crate carboxyl 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04cbcb256dbebb0961dc4573b79487b201ebdff16bc3e964d21cfb2467550d19
[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" "04cbcb256dbebb0961dc4573b79487b201ebdff16bc3e964d21cfb2467550d19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04cbcb256dbebb0961dc4573b79487b201ebdff16bc3e964d21cfb2467550d19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04cbcb256dbebb0961dc4573b79487b201ebdff16bc3e964d21cfb2467550d19", kill_on_drop: false }`
[INFO] [stdout] 04cbcb256dbebb0961dc4573b79487b201ebdff16bc3e964d21cfb2467550d19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1efc97f93f310628d8bdcdbf54abb453d95725b0545cd4671094cc5191255898
[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" "1efc97f93f310628d8bdcdbf54abb453d95725b0545cd4671094cc5191255898", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling pulldown-cmark v0.0.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling skeptic v0.6.1
[INFO] [stderr]    Compiling carboxyl v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/transaction.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | /// The global transaction lock.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/transaction.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | ///
[INFO] [stdout]    | ^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/transaction.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | /// TODO: revert this to use a static mutex, as soon as that is stabilized in
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/transaction.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | /// the standard library.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/transaction.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | /// Registry for callbacks to be executed at the end of a transaction.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/transaction.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 | type Callback = Box<FnBox + 'static>;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/source.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 | type Callback<A> = Box<FnMut(A) -> CallbackResult + Send + Sync + 'static>;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(A) -> CallbackResult + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream/mod.rs:129:32
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn box_clone(&self) -> Box<BoxClone>; 
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream/mod.rs:133:32
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn box_clone(&self) -> Box<BoxClone> {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream/mod.rs:192:21
[INFO] [stdout]     |
[INFO] [stdout] 192 |     keep_alive: Box<BoxClone>,
[INFO] [stdout]     |                     ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream/mod.rs:490:21
[INFO] [stdout]     |
[INFO] [stdout] 490 |     keep_alive: Box<BoxClone>,
[INFO] [stdout]     |                     ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/signal.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     func: Box<Fn() -> A + Send + Sync + 'static>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> A + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/signal.rs:157:21
[INFO] [stdout]     |
[INFO] [stdout] 157 |     keep_alive: Box<BoxClone>,
[INFO] [stdout]     |                     ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/transaction.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref TRANSACTION_MUTEX: Mutex<()> = Mutex::new(());
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/transaction.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref TRANSACTION_MUTEX: Mutex<()> = Mutex::new(());
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for macro
[INFO] [stdout]    --> src/lift.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout] 39  | macro_rules! lift {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 | #![warn(missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.82s
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1efc97f93f310628d8bdcdbf54abb453d95725b0545cd4671094cc5191255898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1efc97f93f310628d8bdcdbf54abb453d95725b0545cd4671094cc5191255898", kill_on_drop: false }`
[INFO] [stdout] 1efc97f93f310628d8bdcdbf54abb453d95725b0545cd4671094cc5191255898
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d0233512331db137dbb6acad8833a23870dc581bac9ed000b02a9b35950767b
[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" "6d0233512331db137dbb6acad8833a23870dc581bac9ed000b02a9b35950767b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/transaction.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | /// The global transaction lock.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/transaction.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | ///
[INFO] [stdout]    | ^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/transaction.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | /// TODO: revert this to use a static mutex, as soon as that is stabilized in
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/transaction.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | /// the standard library.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/transaction.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | /// Registry for callbacks to be executed at the end of a transaction.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/transaction.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 | type Callback = Box<FnBox + 'static>;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/source.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 | type Callback<A> = Box<FnMut(A) -> CallbackResult + Send + Sync + 'static>;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(A) -> CallbackResult + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream/mod.rs:129:32
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn box_clone(&self) -> Box<BoxClone>; 
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream/mod.rs:133:32
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn box_clone(&self) -> Box<BoxClone> {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream/mod.rs:192:21
[INFO] [stdout]     |
[INFO] [stdout] 192 |     keep_alive: Box<BoxClone>,
[INFO] [stdout]     |                     ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream/mod.rs:490:21
[INFO] [stdout]     |
[INFO] [stdout] 490 |     keep_alive: Box<BoxClone>,
[INFO] [stdout]     |                     ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/signal.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     func: Box<Fn() -> A + Send + Sync + 'static>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> A + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/signal.rs:157:21
[INFO] [stdout]     |
[INFO] [stdout] 157 |     keep_alive: Box<BoxClone>,
[INFO] [stdout]     |                     ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/transaction.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref TRANSACTION_MUTEX: Mutex<()> = Mutex::new(());
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/transaction.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref TRANSACTION_MUTEX: Mutex<()> = Mutex::new(());
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for macro
[INFO] [stdout]    --> src/lift.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout] 39  | macro_rules! lift {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 | #![warn(missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quickcheck v0.2.27
[INFO] [stderr]    Compiling carboxyl v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/transaction.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | /// The global transaction lock.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/transaction.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | ///
[INFO] [stdout]    | ^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/transaction.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | /// TODO: revert this to use a static mutex, as soon as that is stabilized in
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/transaction.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | /// the standard library.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/transaction.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | /// Registry for callbacks to be executed at the end of a transaction.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/transaction.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 | type Callback = Box<FnBox + 'static>;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/source.rs:19:24
[INFO] [stdout]    |
[INFO] [stdout] 19 | type Callback<A> = Box<FnMut(A) -> CallbackResult + Send + Sync + 'static>;
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(A) -> CallbackResult + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream/mod.rs:129:32
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn box_clone(&self) -> Box<BoxClone>; 
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream/mod.rs:133:32
[INFO] [stdout]     |
[INFO] [stdout] 133 |     fn box_clone(&self) -> Box<BoxClone> {
[INFO] [stdout]     |                                ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream/mod.rs:192:21
[INFO] [stdout]     |
[INFO] [stdout] 192 |     keep_alive: Box<BoxClone>,
[INFO] [stdout]     |                     ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/stream/mod.rs:490:21
[INFO] [stdout]     |
[INFO] [stdout] 490 |     keep_alive: Box<BoxClone>,
[INFO] [stdout]     |                     ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/signal.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     func: Box<Fn() -> A + Send + Sync + 'static>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> A + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/signal.rs:157:21
[INFO] [stdout]     |
[INFO] [stdout] 157 |     keep_alive: Box<BoxClone>,
[INFO] [stdout]     |                     ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/testing.rs:56:28
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub type ArcFn<A, B> = Arc<Fn(A) -> B + Send + Sync + 'static>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(A) -> B + Send + Sync + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/transaction.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref TRANSACTION_MUTEX: Mutex<()> = Mutex::new(());
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/transaction.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / lazy_static! {
[INFO] [stdout] 16 | |     static ref TRANSACTION_MUTEX: Mutex<()> = Mutex::new(());
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for macro
[INFO] [stdout]    --> src/lift.rs:39:1
[INFO] [stdout]     |
[INFO] [stdout] 39  | macro_rules! lift {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 | #![warn(missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.34s
[INFO] running `Command { std: "docker" "inspect" "6d0233512331db137dbb6acad8833a23870dc581bac9ed000b02a9b35950767b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d0233512331db137dbb6acad8833a23870dc581bac9ed000b02a9b35950767b", kill_on_drop: false }`
[INFO] [stdout] 6d0233512331db137dbb6acad8833a23870dc581bac9ed000b02a9b35950767b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3321669c17b503aadd2e3ca8f231163eb8cacc2dfbe4f6a6a28374c82322d2d1
[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" "3321669c17b503aadd2e3ca8f231163eb8cacc2dfbe4f6a6a28374c82322d2d1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/transaction.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | /// The global transaction lock.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/transaction.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | ///
[INFO] [stderr]    | ^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/transaction.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | /// TODO: revert this to use a static mutex, as soon as that is stabilized in
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/transaction.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | /// the standard library.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/transaction.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | /// Registry for callbacks to be executed at the end of a transaction.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/transaction.rs:27:21
[INFO] [stderr]    |
[INFO] [stderr] 27 | type Callback = Box<FnBox + 'static>;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/source.rs:19:24
[INFO] [stderr]    |
[INFO] [stderr] 19 | type Callback<A> = Box<FnMut(A) -> CallbackResult + Send + Sync + 'static>;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(A) -> CallbackResult + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stream/mod.rs:129:32
[INFO] [stderr]     |
[INFO] [stderr] 129 |     fn box_clone(&self) -> Box<BoxClone>; 
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stream/mod.rs:133:32
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn box_clone(&self) -> Box<BoxClone> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stream/mod.rs:192:21
[INFO] [stderr]     |
[INFO] [stderr] 192 |     keep_alive: Box<BoxClone>,
[INFO] [stderr]     |                     ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stream/mod.rs:490:21
[INFO] [stderr]     |
[INFO] [stderr] 490 |     keep_alive: Box<BoxClone>,
[INFO] [stderr]     |                     ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/signal.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |     func: Box<Fn() -> A + Send + Sync + 'static>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> A + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/signal.rs:157:21
[INFO] [stderr]     |
[INFO] [stderr] 157 |     keep_alive: Box<BoxClone>,
[INFO] [stderr]     |                     ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/transaction.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | / lazy_static! {
[INFO] [stderr] 16 | |     static ref TRANSACTION_MUTEX: Mutex<()> = Mutex::new(());
[INFO] [stderr] 17 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/transaction.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | / lazy_static! {
[INFO] [stderr] 16 | |     static ref TRANSACTION_MUTEX: Mutex<()> = Mutex::new(());
[INFO] [stderr] 17 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for macro
[INFO] [stderr]    --> src/lift.rs:39:1
[INFO] [stderr]     |
[INFO] [stderr] 39  | macro_rules! lift {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:136:9
[INFO] [stderr]     |
[INFO] [stderr] 136 | #![warn(missing_docs)]
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/transaction.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | /// The global transaction lock.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/transaction.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | ///
[INFO] [stderr]    | ^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/transaction.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | /// TODO: revert this to use a static mutex, as soon as that is stabilized in
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/transaction.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | /// the standard library.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/transaction.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | /// Registry for callbacks to be executed at the end of a transaction.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/transaction.rs:27:21
[INFO] [stderr]    |
[INFO] [stderr] 27 | type Callback = Box<FnBox + 'static>;
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/source.rs:19:24
[INFO] [stderr]    |
[INFO] [stderr] 19 | type Callback<A> = Box<FnMut(A) -> CallbackResult + Send + Sync + 'static>;
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(A) -> CallbackResult + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stream/mod.rs:129:32
[INFO] [stderr]     |
[INFO] [stderr] 129 |     fn box_clone(&self) -> Box<BoxClone>; 
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stream/mod.rs:133:32
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn box_clone(&self) -> Box<BoxClone> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stream/mod.rs:192:21
[INFO] [stderr]     |
[INFO] [stderr] 192 |     keep_alive: Box<BoxClone>,
[INFO] [stderr]     |                     ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/stream/mod.rs:490:21
[INFO] [stderr]     |
[INFO] [stderr] 490 |     keep_alive: Box<BoxClone>,
[INFO] [stderr]     |                     ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/signal.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |     func: Box<Fn() -> A + Send + Sync + 'static>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> A + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/signal.rs:157:21
[INFO] [stderr]     |
[INFO] [stderr] 157 |     keep_alive: Box<BoxClone>,
[INFO] [stderr]     |                     ^^^^^^^^ help: use `dyn`: `dyn BoxClone`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/testing.rs:56:28
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub type ArcFn<A, B> = Arc<Fn(A) -> B + Send + Sync + 'static>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(A) -> B + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/transaction.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | / lazy_static! {
[INFO] [stderr] 16 | |     static ref TRANSACTION_MUTEX: Mutex<()> = Mutex::new(());
[INFO] [stderr] 17 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/transaction.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | / lazy_static! {
[INFO] [stderr] 16 | |     static ref TRANSACTION_MUTEX: Mutex<()> = Mutex::new(());
[INFO] [stderr] 17 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for macro
[INFO] [stderr]    --> src/lift.rs:39:1
[INFO] [stderr]     |
[INFO] [stderr] 39  | macro_rules! lift {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:136:9
[INFO] [stderr]     |
[INFO] [stderr] 136 | #![warn(missing_docs)]
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/carboxyl-813f52e8ab84872d
[INFO] [stdout] running 62 tests
[INFO] [stdout] test pending::test::new_derefs_identical ... ok
[INFO] [stdout] test pending::test::new_future_identical ... ok
[INFO] [stdout] test lift::test::lift1 ... ok
[INFO] [stdout] test pending::test::queue_affects_future ... ok
[INFO] [stdout] test lift::test::lift2 ... ok
[INFO] [stdout] test lift::test::lift2_identical ... ok
[INFO] [stdout] test lift::test::lift0 ... ok
[INFO] [stdout] test pending::test::queue_does_not_affect_deref ... ok
[INFO] [stdout] test pending::test::updated_deref ... ok
[INFO] [stdout] test pending::test::updated_future ... ok
[INFO] [stdout] test lift::test::lift0_equal_within_transaction ... ok
[INFO] [stdout] test signal::test::hold_implicit_stream ... ok
[INFO] [stdout] test lift::test::lift4 ... ok
[INFO] [stdout] test signal::test::hold ... ok
[INFO] [stdout] test signal::test::snapshot_order_alternative ... ok
[INFO] [stdout] test signal::test::cyclic_snapshot_accum ... ok
[INFO] [stdout] test signal::test::cyclic_signal_intermediate ... ok
[INFO] [stdout] test source::test::source_register_and_send ... ok
[INFO] [stdout] test source::test::source_unregister ... ok
[INFO] [stdout] test lift::test::lift3 ... ok
[INFO] [stdout] test signal::test::snapshot_2 ... ok
[INFO] [stderr] thread '<unnamed>' panicked at 'explicit panic', src/source.rs:102:13
[INFO] [stdout] test stream::coalesce::tests::update_value_combines_new_value_using_reducer ... ok
[INFO] [stderr] stack backtrace:
[INFO] [stdout] test signal::test::clone ... ok
[INFO] [stdout] test source::test::with_weak_disappeared ... ok
[INFO] [stdout] test stream::coalesce::tests::update_value_puts_value_in_empty_mutex ... ok
[INFO] [stdout] test source::test::with_weak_no_error ... ok
[INFO] [stdout] test signal::test::snapshot ... ok
[INFO] [stdout] test signal::test::snapshot_order_standard ... ok
[INFO] [stdout] test stream::test::coalesce ... ok
[INFO] [stdout] test stream::test::chain_1 ... ok
[INFO] [stdout] test stream::test::fold_race_condition ... ok
[INFO] [stdout] test signal::test::snapshot_lift_order_standard ... ok
[INFO] [stdout] test stream::test::merge ... ok
[INFO] [stdout] test stream::test::chain_2 ... ok
[INFO] [stdout] test stream::test::map ... ok
[INFO] [stdout] test stream::test::sink_feed ... ok
[INFO] [stdout] test stream::test::move_closure ... ok
[INFO] [stderr]    0:     0x562d420a48c0 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]    1:     0x562d420a48c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x562d420a48c0 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]    3:     0x562d420a48c0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]    4:     0x562d420c7aac - core::fmt::write::h9ddafa4860d8adff
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]    5:     0x562d420a1477 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]    6:     0x562d420a6d60 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]    7:     0x562d420a6d60 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]    8:     0x562d420a6d60 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]    9:     0x562d420a6aac - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]   10:     0x562d420a73c3 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stderr]   11:     0x562d4202c52c - std::panicking::begin_panic::{{closure}}::h773a8f372791c239
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:498
[INFO] [stderr]   12:     0x562d4202c3a9 - std::sys_common::backtrace::__rust_end_short_backtrace::h0b0ec671d4b7dd79
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]   13:     0x562d4202c457 - std::panicking::begin_panic::h67bc8da90e2122b4
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:497
[INFO] [stdout] test stream::test::sink ... ok
[INFO] [stderr]   14:     0x562d41edcc9c - carboxyl::source::test::with_weak_poisoned::{{closure}}::h1ee1b4d10371f455
[INFO] [stdout] test stream::test::filter_some ... ok
[INFO] [stderr]                                at /opt/rustwide/workdir/src/source.rs:102
[INFO] [stdout] test source::test::with_weak_poisoned ... ok
[INFO] [stderr]   15:     0x562d41e4fd9e - std::sys_common::backtrace::__rust_begin_short_backtrace::h320f1885c6dff861
[INFO] [stdout] test testing::test::signal_eq_algebraic ... ok
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stdout] test testing::test::signal_eq_const ... ok
[INFO] [stderr]   16:     0x562d41ee624a - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2dcd81e7ab1e7283
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/thread/mod.rs:458
[INFO] [stderr]   17:     0x562d41e7519e - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h2522baae5d793c95
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:308
[INFO] [stderr]   18:     0x562d41ee875a - std::panicking::try::do_call::hd689c4f7315a943f
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stderr]   19:     0x562d41efa87d - __rust_try
[INFO] [stderr]   20:     0x562d41ee72d7 - std::panicking::try::h10118cf8f8de84d3
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stderr]   21:     0x562d41e7913e - std::panic::catch_unwind::hca6cea356c936b87
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stderr]   22:     0x562d41ee5d1e - std::thread::Builder::spawn_unchecked::{{closure}}::hf7811aa449193f81
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/thread/mod.rs:457
[INFO] [stderr]   23:     0x562d41e02b3e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hba27ace58eb1a024
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stderr]   24:     0x562d420adbca - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h670c50864ac2cb92
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   25:     0x562d420adbca - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h2511952749086d81
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   26:     0x562d420adbca - std::sys::unix::thread::Thread::new::thread_start::h5ad4ddffe24373a8
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys/unix/thread.rs:87
[INFO] [stderr]   27:     0x7fe68878e609 - start_thread
[INFO] [stderr]   28:     0x7fe68869a103 - clone
[INFO] [stderr]   29:                0x0 - <unknown>
[INFO] [stdout] test stream::test::sink_send_async ... ok
[INFO] [stdout] test stream::test::sink_feed_async ... ok
[INFO] [stdout] test testing::test::signal_eq_piecewise_const ... ok
[INFO] [stdout] test transaction::test::commit_single ... ok
[INFO] [stdout] test transaction::test::commit_nested ... ok
[INFO] [stdout] test testing::test::stream_eq_same_sink ... ok
[INFO] [stdout] test testing::test::stream_eq_never ... ok
[INFO] [stdout] test testing::test::stream_eq_algebraic ... ok
[INFO] [stdout] test transaction::test::commits_parallel ... ok
[INFO] [stdout] test signal::test::applicative_homomorphism ... ok
[INFO] [stdout] test signal::test::applicative_interchange ... ok
[INFO] [stdout] test signal::test::applicative_identity ... ok
[INFO] [stdout] test signal::test::applicative_composition ... ok
[INFO] [stdout] test stream::test::monoid_right_identity ... ok
[INFO] [stdout] test stream::test::monoid_left_identity ... ok
[INFO] [stdout] test stream::test::functor_identity ... ok
[INFO] [stdout] test signal::test::functor_identity ... ok
[INFO] [stdout] test stream::test::functor_composition ... ok
[INFO] [stdout] test signal::test::functor_composition ... ok
[INFO] [stdout] test stream::test::monoid_associative ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 62 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/drag_drop-44c732f897eecfb6
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test drag_drop_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/integration-32eef69d1492eb05
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/skeptic-d2e7bf21d850d82c
[INFO] [stdout] test nested_transactions ... ok
[INFO] [stdout] test switch ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test readme_2 ... ok
[INFO] [stdout] test readme_0 ... ok
[INFO] [stdout] test readme_3 ... ok
[INFO] [stderr]    Doc-tests carboxyl
[INFO] [stdout] test readme_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/lib.rs - (line 72) ... ok
[INFO] [stdout] test src/lib.rs - (line 54) ... ok
[INFO] [stdout] test src/stream/mod.rs - stream::Stream<A>::hold (line 332) ... ok
[INFO] [stdout] test src/stream/mod.rs - stream::Stream<A>::fold (line 352) ... ok
[INFO] [stdout] test src/lib.rs - (line 84) ... ok
[INFO] [stdout] test src/stream/mod.rs - stream::Sink (line 20) ... ok
[INFO] [stdout] test src/signal.rs - signal::Signal<Signal<A>>::switch (line 269) ... ok
[INFO] [stdout] test src/stream/mod.rs - stream::Stream<A>::filter_map (line 269) ... ok
[INFO] [stdout] test src/lib.rs - (line 96) ... ok
[INFO] [stdout] test src/lift.rs - lift (line 15) ... ok
[INFO] [stdout] test src/stream/mod.rs - stream::Sink (line 37) ... ok
[INFO] [stdout] test src/stream/mod.rs - stream::Stream<A>::map (line 221) ... ok
[INFO] [stdout] test src/stream/mod.rs - stream::Sink (line 52) ... ok
[INFO] [stdout] test src/stream/mod.rs - stream::Stream<A>::merge (line 291) ... ok
[INFO] [stdout] test src/stream/mod.rs - stream::Stream<A>::filter (line 249) ... ok
[INFO] [stdout] test src/signal.rs - signal::Signal<A>::snapshot (line 223) ... ok
[INFO] [stdout] test src/stream/mod.rs - stream::Stream<Option<A>>::filter_some (line 376) ... ok
[INFO] [stdout] test src/stream/mod.rs - stream::Stream<Stream<A>>::switch (line 409) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3321669c17b503aadd2e3ca8f231163eb8cacc2dfbe4f6a6a28374c82322d2d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3321669c17b503aadd2e3ca8f231163eb8cacc2dfbe4f6a6a28374c82322d2d1", kill_on_drop: false }`
[INFO] [stdout] 3321669c17b503aadd2e3ca8f231163eb8cacc2dfbe4f6a6a28374c82322d2d1
