[INFO] fetching crate zbox 0.9.1...
[INFO] checking zbox-0.9.1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate zbox 0.9.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate zbox 0.9.1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zbox 0.9.1
[INFO] finished tweaking crates.io crate zbox 0.9.1
[INFO] tweaked toml for crates.io crate zbox 0.9.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ct-logs v0.6.0
[INFO] [stderr]   Downloaded error-chain v0.12.4
[INFO] [stderr]   Downloaded ascii v0.9.3
[INFO] [stderr]   Downloaded tokio-rustls v0.10.3
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[INFO] [stderr]   Downloaded jni-sys v0.3.0
[INFO] [stderr]   Downloaded rustls v0.16.0
[INFO] [stderr]   Downloaded serde_test v1.0.126
[INFO] [stderr]   Downloaded hyper-rustls v0.17.1
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[INFO] [stderr]   Downloaded combine v3.8.1
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[INFO] [stderr]   Downloaded libsqlite3-sys v0.16.0
[INFO] [stderr]   Downloaded rmp-serde v0.14.4
[INFO] [stderr]   Downloaded tar v0.4.35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4cecd1ed26c339a1a4994b6853c460f91f8fe5dbb459fd33b718e5e9a7da01ee
[INFO] running `Command { std: "docker" "start" "-a" "4cecd1ed26c339a1a4994b6853c460f91f8fe5dbb459fd33b718e5e9a7da01ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cecd1ed26c339a1a4994b6853c460f91f8fe5dbb459fd33b718e5e9a7da01ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cecd1ed26c339a1a4994b6853c460f91f8fe5dbb459fd33b718e5e9a7da01ee", kill_on_drop: false }`
[INFO] [stdout] 4cecd1ed26c339a1a4994b6853c460f91f8fe5dbb459fd33b718e5e9a7da01ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4609cbdd958bee68c4929e4853c3883c72f3a3d5684099c722fe627504b402f0
[INFO] running `Command { std: "docker" "start" "-a" "4609cbdd958bee68c4929e4853c3883c72f3a3d5684099c722fe627504b402f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling zbox v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking serde_test v1.0.126
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/trans/txmgr.rs:194:47
[INFO] [stdout]     |
[INFO] [stdout] 194 |     static ref EXCL_TX_LOCK: Arc<Mutex<()>> = { Arc::new(Mutex::new(())) };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> src/trans/txmgr.rs:194:47
[INFO] [stdout]     |
[INFO] [stdout] 194 |     static ref EXCL_TX_LOCK: Arc<Mutex<()>> = { Arc::new(Mutex::new(())) };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/content.rs:180:21
[INFO] [stdout]     |
[INFO] [stdout] 180 |         let store = map_io_err!(self.store.upgrade().ok_or(Error::RepoClosed))?;
[INFO] [stdout]     |                     ---------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/content.rs:191:27
[INFO] [stdout]     |
[INFO] [stdout] 191 |             let seg_ref = map_io_err!(store.get_seg(ent.seg_id()))?;
[INFO] [stdout]     |                           ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/content.rs:193:31
[INFO] [stdout]     |
[INFO] [stdout] 193 |             let segdata_ref = map_io_err!(store.get_segdata(seg.data_id()))?;
[INFO] [stdout]     |                               --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/content.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 |             map_io_err!(self.seg_wtr.renew())?;
[INFO] [stdout]     |             --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/content.rs:323:17
[INFO] [stdout]     |
[INFO] [stdout] 323 |                 map_io_err!(self.store.upgrade().ok_or(Error::RepoClosed))?;
[INFO] [stdout]     |                 ---------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/content.rs:331:21
[INFO] [stdout]     |
[INFO] [stdout] 331 |                     map_io_err!(store.get_seg(&loc.seg_id))?
[INFO] [stdout]     |                     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/segment.rs:506:13
[INFO] [stdout]     |
[INFO] [stdout] 506 |             map_io_err!(self.renew())?;
[INFO] [stdout]     |             ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/segment.rs:521:21
[INFO] [stdout]     |
[INFO] [stdout] 521 |         let txmgr = map_io_err!(self.txmgr.upgrade().ok_or(Error::RepoClosed))?;
[INFO] [stdout]     |                     ---------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/segment.rs:522:9
[INFO] [stdout]     |
[INFO] [stdout] 522 |         map_io_err!(seg.make_mut(&txmgr))?.append_chunk(chunk.len());
[INFO] [stdout]     |         --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:582:9
[INFO] [stdout]     |
[INFO] [stdout] 582 |         map_io_err!(self.check_closed())?;
[INFO] [stdout]     |         -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/file.rs:586:35
[INFO] [stdout]     |
[INFO] [stdout] 586 |                 Error::CannotRead.description(),
[INFO] [stdout]     |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:593:13
[INFO] [stdout]     |
[INFO] [stdout] 593 |             map_io_err!(self.renew_reader())?;
[INFO] [stdout]     |             -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:610:9
[INFO] [stdout]     |
[INFO] [stdout] 610 |         map_io_err!(self.check_closed())?;
[INFO] [stdout]     |         -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:612:13
[INFO] [stdout]     |
[INFO] [stdout] 612 |             map_io_err!(self.begin_write())?;
[INFO] [stdout]     |             ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |           $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                           ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:616:9
[INFO] [stdout]     |
[INFO] [stdout] 616 | /         map_io_err!(match self.wtr {
[INFO] [stdout] 617 | |             Some(ref mut wtr) => match self.tx_handle {
[INFO] [stdout] 618 | |                 Some(ref tx_handle) => tx_handle
[INFO] [stdout] 619 | |                     .run(|| {
[INFO] [stdout] ...   |
[INFO] [stdout] 633 | |             Err(err)
[INFO] [stdout] 634 | |         }))
[INFO] [stdout]     | |___________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:638:9
[INFO] [stdout]     |
[INFO] [stdout] 638 |         map_io_err!(self.check_closed())?;
[INFO] [stdout]     |         -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |           $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                           ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:642:21
[INFO] [stdout]     |
[INFO] [stdout] 642 | /                     map_io_err!(tx_handle.run(|| {
[INFO] [stdout] 643 | |                         wtr.flush()?;
[INFO] [stdout] 644 | |                         Ok(())
[INFO] [stdout] 645 | |                     }))?;
[INFO] [stdout]     | |_______________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/file.rs:652:36
[INFO] [stdout]     |
[INFO] [stdout] 652 |                 Error::CannotWrite.description(),
[INFO] [stdout]     |                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:660:9
[INFO] [stdout]     |
[INFO] [stdout] 660 |         map_io_err!(self.check_closed())?;
[INFO] [stdout]     |         -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/file.rs:664:34
[INFO] [stdout]     |
[INFO] [stdout] 664 |                 Error::NotFinish.description(),
[INFO] [stdout]     |                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/volume/storage/storage.rs:379:56
[INFO] [stdout]     |
[INFO] [stdout] 379 |                     IoError::new(ErrorKind::Other, err.description())
[INFO] [stdout]     |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/volume/storage/storage.rs:385:17
[INFO] [stdout]     |
[INFO] [stdout] 385 |                 map_io_err!(storage.crypto.decrypt(&wal, &storage.key,))?;
[INFO] [stdout]     |                 -------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/volume/storage/storage.rs:500:64
[INFO] [stdout]     |
[INFO] [stdout] 500 | ...                   IoError::new(ErrorKind::Other, err.description())
[INFO] [stdout]     |                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |           $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                           ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/volume/storage/storage.rs:507:34
[INFO] [stdout]     |
[INFO] [stdout] 507 |               self.dec_frame_len = map_io_err!(storage.crypto.decrypt_to(
[INFO] [stdout]     |  __________________________________-
[INFO] [stdout] 508 | |                 &mut self.dec_frame,
[INFO] [stdout] 509 | |                 &self.frame[..self.addrs[self.frm_idx].len],
[INFO] [stdout] 510 | |                 &storage.key,
[INFO] [stdout] 511 | |             ))?;
[INFO] [stdout]     | |______________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/volume/storage/storage.rs:668:13
[INFO] [stdout]     |
[INFO] [stdout] 668 |             map_io_err!(self.write_frame())?;
[INFO] [stdout]     |             ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/content.rs:180:21
[INFO] [stdout]     |
[INFO] [stdout] 180 |         let store = map_io_err!(self.store.upgrade().ok_or(Error::RepoClosed))?;
[INFO] [stdout]     |                     ---------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/content.rs:191:27
[INFO] [stdout]     |
[INFO] [stdout] 191 |             let seg_ref = map_io_err!(store.get_seg(ent.seg_id()))?;
[INFO] [stdout]     |                           ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/content.rs:193:31
[INFO] [stdout]     |
[INFO] [stdout] 193 |             let segdata_ref = map_io_err!(store.get_segdata(seg.data_id()))?;
[INFO] [stdout]     |                               --------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/content.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 |             map_io_err!(self.seg_wtr.renew())?;
[INFO] [stdout]     |             --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/content.rs:323:17
[INFO] [stdout]     |
[INFO] [stdout] 323 |                 map_io_err!(self.store.upgrade().ok_or(Error::RepoClosed))?;
[INFO] [stdout]     |                 ---------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/content.rs:331:21
[INFO] [stdout]     |
[INFO] [stdout] 331 |                     map_io_err!(store.get_seg(&loc.seg_id))?
[INFO] [stdout]     |                     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/segment.rs:506:13
[INFO] [stdout]     |
[INFO] [stdout] 506 |             map_io_err!(self.renew())?;
[INFO] [stdout]     |             ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/segment.rs:521:21
[INFO] [stdout]     |
[INFO] [stdout] 521 |         let txmgr = map_io_err!(self.txmgr.upgrade().ok_or(Error::RepoClosed))?;
[INFO] [stdout]     |                     ---------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/content/segment.rs:522:9
[INFO] [stdout]     |
[INFO] [stdout] 522 |         map_io_err!(seg.make_mut(&txmgr))?.append_chunk(chunk.len());
[INFO] [stdout]     |         --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:582:9
[INFO] [stdout]     |
[INFO] [stdout] 582 |         map_io_err!(self.check_closed())?;
[INFO] [stdout]     |         -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/file.rs:586:35
[INFO] [stdout]     |
[INFO] [stdout] 586 |                 Error::CannotRead.description(),
[INFO] [stdout]     |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:593:13
[INFO] [stdout]     |
[INFO] [stdout] 593 |             map_io_err!(self.renew_reader())?;
[INFO] [stdout]     |             -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:610:9
[INFO] [stdout]     |
[INFO] [stdout] 610 |         map_io_err!(self.check_closed())?;
[INFO] [stdout]     |         -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:612:13
[INFO] [stdout]     |
[INFO] [stdout] 612 |             map_io_err!(self.begin_write())?;
[INFO] [stdout]     |             ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |           $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                           ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:616:9
[INFO] [stdout]     |
[INFO] [stdout] 616 | /         map_io_err!(match self.wtr {
[INFO] [stdout] 617 | |             Some(ref mut wtr) => match self.tx_handle {
[INFO] [stdout] 618 | |                 Some(ref tx_handle) => tx_handle
[INFO] [stdout] 619 | |                     .run(|| {
[INFO] [stdout] ...   |
[INFO] [stdout] 633 | |             Err(err)
[INFO] [stdout] 634 | |         }))
[INFO] [stdout]     | |___________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:638:9
[INFO] [stdout]     |
[INFO] [stdout] 638 |         map_io_err!(self.check_closed())?;
[INFO] [stdout]     |         -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |           $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                           ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:642:21
[INFO] [stdout]     |
[INFO] [stdout] 642 | /                     map_io_err!(tx_handle.run(|| {
[INFO] [stdout] 643 | |                         wtr.flush()?;
[INFO] [stdout] 644 | |                         Ok(())
[INFO] [stdout] 645 | |                     }))?;
[INFO] [stdout]     | |_______________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/file.rs:652:36
[INFO] [stdout]     |
[INFO] [stdout] 652 |                 Error::CannotWrite.description(),
[INFO] [stdout]     |                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/file.rs:660:9
[INFO] [stdout]     |
[INFO] [stdout] 660 |         map_io_err!(self.check_closed())?;
[INFO] [stdout]     |         -------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/file.rs:664:34
[INFO] [stdout]     |
[INFO] [stdout] 664 |                 Error::NotFinish.description(),
[INFO] [stdout]     |                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/volume/storage/storage.rs:379:56
[INFO] [stdout]     |
[INFO] [stdout] 379 |                     IoError::new(ErrorKind::Other, err.description())
[INFO] [stdout]     |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/volume/storage/storage.rs:385:17
[INFO] [stdout]     |
[INFO] [stdout] 385 |                 map_io_err!(storage.crypto.decrypt(&wal, &storage.key,))?;
[INFO] [stdout]     |                 -------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/volume/storage/storage.rs:500:64
[INFO] [stdout]     |
[INFO] [stdout] 500 | ...                   IoError::new(ErrorKind::Other, err.description())
[INFO] [stdout]     |                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |           $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                           ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/volume/storage/storage.rs:507:34
[INFO] [stdout]     |
[INFO] [stdout] 507 |               self.dec_frame_len = map_io_err!(storage.crypto.decrypt_to(
[INFO] [stdout]     |  __________________________________-
[INFO] [stdout] 508 | |                 &mut self.dec_frame,
[INFO] [stdout] 509 | |                 &self.frame[..self.addrs[self.frm_idx].len],
[INFO] [stdout] 510 | |                 &storage.key,
[INFO] [stdout] 511 | |             ))?;
[INFO] [stdout]     | |______________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:112:57
[INFO] [stdout]     |
[INFO] [stdout] 112 |         $x.map_err(|e| IoError::new(ErrorKind::Other, e.description()));
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/volume/storage/storage.rs:668:13
[INFO] [stdout]     |
[INFO] [stdout] 668 |             map_io_err!(self.write_frame())?;
[INFO] [stdout]     |             ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `map_io_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:244:43
[INFO] [stdout]     |
[INFO] [stdout] 244 |             Error::Encode(ref err) => err.description(),
[INFO] [stdout]     |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:245:43
[INFO] [stdout]     |
[INFO] [stdout] 245 |             Error::Decode(ref err) => err.description(),
[INFO] [stdout]     |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:246:40
[INFO] [stdout]     |
[INFO] [stdout] 246 |             Error::Var(ref err) => err.description(),
[INFO] [stdout]     |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:247:39
[INFO] [stdout]     |
[INFO] [stdout] 247 |             Error::Io(ref err) => err.description(),
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:244:43
[INFO] [stdout]     |
[INFO] [stdout] 244 |             Error::Encode(ref err) => err.description(),
[INFO] [stdout]     |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:245:43
[INFO] [stdout]     |
[INFO] [stdout] 245 |             Error::Decode(ref err) => err.description(),
[INFO] [stdout]     |                                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:246:40
[INFO] [stdout]     |
[INFO] [stdout] 246 |             Error::Var(ref err) => err.description(),
[INFO] [stdout]     |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:247:39
[INFO] [stdout]     |
[INFO] [stdout] 247 |             Error::Io(ref err) => err.description(),
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/content/merkle_tree.rs:494:9
[INFO] [stdout]     |
[INFO] [stdout] 494 |         &dst[offset..offset + src_len].copy_from_slice(&src[..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> tests/common/crypto.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |         &ret.0[..].copy_from_slice(seed);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> tests/common/crypto.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |         &ret.0[..].copy_from_slice(seed);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.86s
[INFO] running `Command { std: "docker" "inspect" "4609cbdd958bee68c4929e4853c3883c72f3a3d5684099c722fe627504b402f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4609cbdd958bee68c4929e4853c3883c72f3a3d5684099c722fe627504b402f0", kill_on_drop: false }`
[INFO] [stdout] 4609cbdd958bee68c4929e4853c3883c72f3a3d5684099c722fe627504b402f0