[INFO] fetching crate sidekiq 0.8.6...
[INFO] checking sidekiq-0.8.6 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate sidekiq 0.8.6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sidekiq 0.8.6 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sidekiq 0.8.6
[INFO] finished tweaking crates.io crate sidekiq 0.8.6
[INFO] tweaked toml for crates.io crate sidekiq 0.8.6 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded r2d2 v0.8.9
[INFO] [stderr]   Downloaded scheduled-thread-pool v0.2.5
[INFO] [stderr]   Downloaded r2d2_redis v0.12.0
[INFO] [stderr]   Downloaded redis v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b732a3967c4ade03e2da129def3c539363d2ef1a25aa5a9cf6d7888b921724c
[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" "6b732a3967c4ade03e2da129def3c539363d2ef1a25aa5a9cf6d7888b921724c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b732a3967c4ade03e2da129def3c539363d2ef1a25aa5a9cf6d7888b921724c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b732a3967c4ade03e2da129def3c539363d2ef1a25aa5a9cf6d7888b921724c", kill_on_drop: false }`
[INFO] [stdout] 6b732a3967c4ade03e2da129def3c539363d2ef1a25aa5a9cf6d7888b921724c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2215049bf9f9531b30fa9fa6d80e7030d1c1dedc138dcf3c5dc51ef49130a29e
[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" "2215049bf9f9531b30fa9fa6d80e7030d1c1dedc138dcf3c5dc51ef49130a29e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking itoa v0.4.6
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[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking iovec v0.1.4
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[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking mio v0.6.22
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[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
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[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking redis v0.13.0
[INFO] [stderr]     Checking r2d2_redis v0.12.0
[INFO] [stderr]     Checking sidekiq v0.8.6 (/opt/rustwide/workdir)
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:154:21
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let mut s = try!(serializer.serialize_struct("Job", 7));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:10:9
[INFO] [stdout]     |
[INFO] [stdout] 10  | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         try!(s.serialize_field("class", &self.class));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |         try!(s.serialize_field("args", &self.args));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         try!(s.serialize_field("retry", &self.retry));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         try!(s.serialize_field("queue", &self.queue));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |         try!(s.serialize_field("jid", &self.jid));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |         try!(s.serialize_field("created_at", &self.created_at));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         try!(s.serialize_field("enqueued_at", &self.enqueued_at));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:154:21
[INFO] [stdout]     |
[INFO] [stdout] 154 |         let mut s = try!(serializer.serialize_struct("Job", 7));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:10:9
[INFO] [stdout]     |
[INFO] [stdout] 10  | #![deny(warnings)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         try!(s.serialize_field("class", &self.class));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |         try!(s.serialize_field("args", &self.args));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         try!(s.serialize_field("retry", &self.retry));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         try!(s.serialize_field("queue", &self.queue));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |         try!(s.serialize_field("jid", &self.jid));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |         try!(s.serialize_field("created_at", &self.created_at));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/sidekiq/mod.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         try!(s.serialize_field("enqueued_at", &self.enqueued_at));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/sidekiq/mod.rs:63:46
[INFO] [stdout]    |
[INFO] [stdout] 63 |             ErrorKind::Redis(ref err) => err.description(),
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/sidekiq/mod.rs:63:46
[INFO] [stdout]    |
[INFO] [stdout] 63 |             ErrorKind::Redis(ref err) => err.description(),
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/sidekiq/mod.rs:64:49
[INFO] [stdout]    |
[INFO] [stdout] 64 |             ErrorKind::PoolInit(ref err) => err.description(),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/sidekiq/mod.rs:64:49
[INFO] [stdout]    |
[INFO] [stdout] 64 |             ErrorKind::PoolInit(ref err) => err.description(),
[INFO] [stdout]    |                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sidekiq`.
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[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" "2215049bf9f9531b30fa9fa6d80e7030d1c1dedc138dcf3c5dc51ef49130a29e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2215049bf9f9531b30fa9fa6d80e7030d1c1dedc138dcf3c5dc51ef49130a29e", kill_on_drop: false }`
[INFO] [stdout] 2215049bf9f9531b30fa9fa6d80e7030d1c1dedc138dcf3c5dc51ef49130a29e
