[INFO] fetching crate robin 0.3.0...
[INFO] building robin-0.3.0 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate robin 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate robin 0.3.0 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate robin 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate robin 0.3.0
[INFO] tweaked toml for crates.io crate robin 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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] f1479924088a9cd19c53c827055dcd419a297cfdb36037f95138d749c45fdd60
[INFO] running `Command { std: "docker" "start" "-a" "f1479924088a9cd19c53c827055dcd419a297cfdb36037f95138d749c45fdd60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1479924088a9cd19c53c827055dcd419a297cfdb36037f95138d749c45fdd60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1479924088a9cd19c53c827055dcd419a297cfdb36037f95138d749c45fdd60", kill_on_drop: false }`
[INFO] [stdout] f1479924088a9cd19c53c827055dcd419a297cfdb36037f95138d749c45fdd60
[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=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 874d98ef30df85cf2638e38be8125c955085b27a2eca643d4defb7cabd6ee4db
[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" "874d98ef30df85cf2638e38be8125c955085b27a2eca643d4defb7cabd6ee4db", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling redis v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling sha1 v0.2.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.15
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.18
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling typesafe-derive-builder v0.1.0
[INFO] [stderr]    Compiling robin-derives v0.3.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling robin v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/connection/mod.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     lookup_job: Box<LookupJob>,
[INFO] [stdout]    |                     ^^^^^^^^^ help: use `dyn`: `dyn LookupJob`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/connection/mod.rs:68:22
[INFO] [stdout]    |
[INFO] [stdout] 68 |     ) -> Result<(Box<Job + Send>, String, RetryCount), NoJobDequeued> {
[INFO] [stdout]    |                      ^^^^^^^^^^ help: use `dyn`: `dyn Job + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/connection/mod.rs:109:56
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn lookup_job(&self, name: &JobName) -> Option<Box<Job + Send>> {
[INFO] [stdout]     |                                                        ^^^^^^^^^^ help: use `dyn`: `dyn Job + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/connection/mod.rs:138:52
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn lookup(&self, name: &JobName) -> Option<Box<Job + Send>>;
[INFO] [stdout]     |                                                    ^^^^^^^^^^ help: use `dyn`: `dyn Job + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/connection/mod.rs:144:35
[INFO] [stdout]     |
[INFO] [stdout] 144 |     F: Fn(&JobName) -> Option<Box<Job + Send>>,
[INFO] [stdout]     |                                   ^^^^^^^^^^ help: use `dyn`: `dyn Job + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/connection/mod.rs:146:52
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn lookup(&self, name: &JobName) -> Option<Box<Job + Send>> {
[INFO] [stdout]     |                                                    ^^^^^^^^^^ help: use `dyn`: `dyn Job + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 |     JobFailed(Box<std::error::Error>),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/job/mod.rs:10:37
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type JobResult = Result<(), Box<std::error::Error>>;
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/worker/mod.rs:174:14
[INFO] [stdout]     |
[INFO] [stdout] 174 |     job: Box<Job + Send>,
[INFO] [stdout]     |              ^^^^^^^^^^ help: use `dyn`: `dyn Job + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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:37:47
[INFO] [stdout]    |
[INFO] [stdout] 37 |             &Error::JobFailed(ref err) => err.description(),
[INFO] [stdout]    |                                               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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/error.rs:38:52
[INFO] [stdout]    |
[INFO] [stdout] 38 |             &Error::SerdeJsonError(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:39:48
[INFO] [stdout]    |
[INFO] [stdout] 39 |             &Error::RedisError(ref err) => err.description(),
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing documentation for macro
[INFO] [stdout]  --> src/macros.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | macro_rules! jobs {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(missing_docs, unused_imports, missing_debug_implementations, missing_copy_implementations,
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing documentation for macro
[INFO] [stdout]   --> src/macros.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | macro_rules! robin_establish_connection {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing documentation for macro
[INFO] [stdout]   --> src/macros.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | macro_rules! robin_boot_worker {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/worker/mod.rs:162:20
[INFO] [stdout]     |
[INFO] [stdout] 162 |             panic!(format!("Failed to dequeue job with error\n{:?}", err));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 162 |             panic!("Failed to dequeue job with error\n{:?}", err);
[INFO] [stdout]     |                   --                                           --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `robin`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "874d98ef30df85cf2638e38be8125c955085b27a2eca643d4defb7cabd6ee4db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "874d98ef30df85cf2638e38be8125c955085b27a2eca643d4defb7cabd6ee4db", kill_on_drop: false }`
[INFO] [stdout] 874d98ef30df85cf2638e38be8125c955085b27a2eca643d4defb7cabd6ee4db
