[INFO] fetching crate sors 0.0.2...
[INFO] checking sors-0.0.2 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate sors 0.0.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate sors 0.0.2 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sors 0.0.2
[INFO] finished tweaking crates.io crate sors 0.0.2
[INFO] tweaked toml for crates.io crate sors 0.0.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ae2d430c0c847e9469c9a54741f7502b8afd0a7ae1dcc84a10f353afb7d3030
[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" "4ae2d430c0c847e9469c9a54741f7502b8afd0a7ae1dcc84a10f353afb7d3030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ae2d430c0c847e9469c9a54741f7502b8afd0a7ae1dcc84a10f353afb7d3030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ae2d430c0c847e9469c9a54741f7502b8afd0a7ae1dcc84a10f353afb7d3030", kill_on_drop: false }`
[INFO] [stdout] 4ae2d430c0c847e9469c9a54741f7502b8afd0a7ae1dcc84a10f353afb7d3030
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 5ea5fe27e24f7746b31cfaf8549b82cac29226d7d472cbccb7fce93d4838c367
[INFO] running `Command { std: "docker" "start" "-a" "5ea5fe27e24f7746b31cfaf8549b82cac29226d7d472cbccb7fce93d4838c367", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking pipeline v0.5.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking rand_pcg v0.1.2
[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]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking subprocess v0.1.20
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking markdown v0.2.0
[INFO] [stderr]     Checking rustyline v4.1.0
[INFO] [stderr]    Compiling snafu-derive v0.3.1
[INFO] [stderr]     Checking snafu v0.3.1
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking sors v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CustomError { source: Box<std::error::Error> },
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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/error.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CustomError { source: Box<std::error::Error> },
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:197:58
[INFO] [stdout]     |
[INFO] [stdout] 197 |             where F: Fn(&mut Rc<Task>) -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:467:100
[INFO] [stdout]     |
[INFO] [stdout] 467 | pub fn rec_print<T>(doc: &mut Doc, task_id: &Uuid, level: usize, max_depth: usize, callbacks: &mut CliCallbacks<T>) -> Result<()> {
[INFO] [stdout]     |                                                                                                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:483:81
[INFO] [stdout]     |
[INFO] [stdout] 483 | pub fn dump_html_rec<T>(doc: &Doc, dir: &Path, task_ref: &Uuid, callbacks: &mut CliCallbacks<T>) -> Result<()> {
[INFO] [stdout]     |                                                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:496:77
[INFO] [stdout]     |
[INFO] [stdout] 496 | pub fn dump_html<T>(doc: &Doc, dir: &Path, task_ref: &Uuid, callbacks: &mut CliCallbacks<T>) -> Result<()> {
[INFO] [stdout]     |                                                                             ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/cli.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type Func<T, C> = Box<Fn(&mut T, &str, &mut C) -> Result<()>>;
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T, &str, &mut C) -> Result<()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cli.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 |     callbacks: &'a mut CliCallbacks<T>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cli.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn new(callbacks: &'a mut CliCallbacks<T>, state_callbacks: C2) -> Self {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CustomError { source: Box<std::error::Error> },
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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/error.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CustomError { source: Box<std::error::Error> },
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:197:58
[INFO] [stdout]     |
[INFO] [stdout] 197 |             where F: Fn(&mut Rc<Task>) -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:467:100
[INFO] [stdout]     |
[INFO] [stdout] 467 | pub fn rec_print<T>(doc: &mut Doc, task_id: &Uuid, level: usize, max_depth: usize, callbacks: &mut CliCallbacks<T>) -> Result<()> {
[INFO] [stdout]     |                                                                                                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:483:81
[INFO] [stdout]     |
[INFO] [stdout] 483 | pub fn dump_html_rec<T>(doc: &Doc, dir: &Path, task_ref: &Uuid, callbacks: &mut CliCallbacks<T>) -> Result<()> {
[INFO] [stdout]     |                                                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:496:77
[INFO] [stdout]     |
[INFO] [stdout] 496 | pub fn dump_html<T>(doc: &Doc, dir: &Path, task_ref: &Uuid, callbacks: &mut CliCallbacks<T>) -> Result<()> {
[INFO] [stdout]     |                                                                             ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/cli.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type Func<T, C> = Box<Fn(&mut T, &str, &mut C) -> Result<()>>;
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T, &str, &mut C) -> Result<()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cli.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 |     callbacks: &'a mut CliCallbacks<T>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cli.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn new(callbacks: &'a mut CliCallbacks<T>, state_callbacks: C2) -> Self {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CustomError { source: Box<std::error::Error> },
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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/error.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CustomError { source: Box<std::error::Error> },
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:197:58
[INFO] [stdout]     |
[INFO] [stdout] 197 |             where F: Fn(&mut Rc<Task>) -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:467:100
[INFO] [stdout]     |
[INFO] [stdout] 467 | pub fn rec_print<T>(doc: &mut Doc, task_id: &Uuid, level: usize, max_depth: usize, callbacks: &mut CliCallbacks<T>) -> Result<()> {
[INFO] [stdout]     |                                                                                                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:483:81
[INFO] [stdout]     |
[INFO] [stdout] 483 | pub fn dump_html_rec<T>(doc: &Doc, dir: &Path, task_ref: &Uuid, callbacks: &mut CliCallbacks<T>) -> Result<()> {
[INFO] [stdout]     |                                                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:496:77
[INFO] [stdout]     |
[INFO] [stdout] 496 | pub fn dump_html<T>(doc: &Doc, dir: &Path, task_ref: &Uuid, callbacks: &mut CliCallbacks<T>) -> Result<()> {
[INFO] [stdout]     |                                                                             ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/cli.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type Func<T, C> = Box<Fn(&mut T, &str, &mut C) -> Result<()>>;
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T, &str, &mut C) -> Result<()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cli.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 |     callbacks: &'a mut CliCallbacks<T>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cli.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn new(callbacks: &'a mut CliCallbacks<T>, state_callbacks: C2) -> Self {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helper.rs:36:75
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn display_clocks<T>(clocks: &[Rc<Clock>], doc: &Doc, callbacks: &mut CliCallbacks<T>) {
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CustomError { source: Box<std::error::Error> },
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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/error.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 |     CustomError { source: Box<std::error::Error> },
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:197:58
[INFO] [stdout]     |
[INFO] [stdout] 197 |             where F: Fn(&mut Rc<Task>) -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:467:100
[INFO] [stdout]     |
[INFO] [stdout] 467 | pub fn rec_print<T>(doc: &mut Doc, task_id: &Uuid, level: usize, max_depth: usize, callbacks: &mut CliCallbacks<T>) -> Result<()> {
[INFO] [stdout]     |                                                                                                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:483:81
[INFO] [stdout]     |
[INFO] [stdout] 483 | pub fn dump_html_rec<T>(doc: &Doc, dir: &Path, task_ref: &Uuid, callbacks: &mut CliCallbacks<T>) -> Result<()> {
[INFO] [stdout]     |                                                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/doc.rs:496:77
[INFO] [stdout]     |
[INFO] [stdout] 496 | pub fn dump_html<T>(doc: &Doc, dir: &Path, task_ref: &Uuid, callbacks: &mut CliCallbacks<T>) -> Result<()> {
[INFO] [stdout]     |                                                                             ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/cli.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub type Func<T, C> = Box<Fn(&mut T, &str, &mut C) -> Result<()>>;
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut T, &str, &mut C) -> Result<()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cli.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 |     callbacks: &'a mut CliCallbacks<T>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cli.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn new(callbacks: &'a mut CliCallbacks<T>, state_callbacks: C2) -> Self {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/helper.rs:36:75
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn display_clocks<T>(clocks: &[Rc<Clock>], doc: &Doc, callbacks: &mut CliCallbacks<T>) {
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CliCallbacks<T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "5ea5fe27e24f7746b31cfaf8549b82cac29226d7d472cbccb7fce93d4838c367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ea5fe27e24f7746b31cfaf8549b82cac29226d7d472cbccb7fce93d4838c367", kill_on_drop: false }`
[INFO] [stdout] 5ea5fe27e24f7746b31cfaf8549b82cac29226d7d472cbccb7fce93d4838c367
