[INFO] fetching crate bondora 0.2.5...
[INFO] checking bondora-0.2.5 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate bondora 0.2.5 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate bondora 0.2.5 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bondora 0.2.5
[INFO] finished tweaking crates.io crate bondora 0.2.5
[INFO] tweaked toml for crates.io crate bondora 0.2.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 115 packages
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding h2 v0.3.26 (latest: v0.4.4)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (latest: v1.0.0)
[INFO] [stderr]       Adding hyper v0.14.28 (latest: v1.2.0)
[INFO] [stderr]       Adding hyper-rustls v0.24.2 (latest: v0.27.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding rustls v0.21.10 (latest: v0.23.4)
[INFO] [stderr]       Adding rustls-native-certs v0.6.3 (latest: v0.7.0)
[INFO] [stderr]       Adding rustls-pemfile v1.0.4 (latest: v2.1.1)
[INFO] [stderr]       Adding rustls-webpki v0.101.7 (latest: v0.102.2)
[INFO] [stderr]       Adding tokio-rustls v0.24.1 (latest: v0.26.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
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[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hyper-rustls v0.24.2
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.11
[INFO] [stderr]   Downloaded tokio-rustls v0.24.1
[INFO] [stderr]   Downloaded serde_yaml v0.9.34+deprecated
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec51a9ab2231d77e287c256734a61a1c798973b4693e789671effd50bc7c7257
[INFO] running `Command { std: "docker" "start" "-a" "ec51a9ab2231d77e287c256734a61a1c798973b4693e789671effd50bc7c7257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec51a9ab2231d77e287c256734a61a1c798973b4693e789671effd50bc7c7257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec51a9ab2231d77e287c256734a61a1c798973b4693e789671effd50bc7c7257", kill_on_drop: false }`
[INFO] [stdout] ec51a9ab2231d77e287c256734a61a1c798973b4693e789671effd50bc7c7257
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cbc17d57a1392423b7c8fb08f5bf2b3644905ac425e50906a0608124384cd74
[INFO] running `Command { std: "docker" "start" "-a" "4cbc17d57a1392423b7c8fb08f5bf2b3644905ac425e50906a0608124384cd74", kill_on_drop: false }`
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling rustls v0.21.10
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-rustls v0.24.2
[INFO] [stderr]     Checking bondora v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `hyper` is imported redundantly
[INFO] [stdout]  --> src/apis/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use hyper;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate hyper;
[INFO] [stdout]   | ------------------- the item `hyper` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/apis/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate serde;
[INFO] [stdout]   | ------------------- the item `serde` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/apis/mod.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hyper` is imported redundantly
[INFO] [stdout]  --> src/apis/account_api.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hyper::{self, header, Method};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate hyper;
[INFO] [stdout]   | ------------------- the item `hyper` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/apis/account_api.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hyper` is imported redundantly
[INFO] [stdout]  --> src/apis/auction_api.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hyper;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate hyper;
[INFO] [stdout]   | ------------------- the item `hyper` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/apis/auction_api.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hyper` is imported redundantly
[INFO] [stdout]  --> src/apis/bid_api.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use hyper;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate hyper;
[INFO] [stdout]   | ------------------- the item `hyper` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/apis/bid_api.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hyper` is imported redundantly
[INFO] [stdout]  --> src/apis/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use hyper;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate hyper;
[INFO] [stdout]   | ------------------- the item `hyper` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/apis/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate serde;
[INFO] [stdout]   | ------------------- the item `serde` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/apis/mod.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout] 3  | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hyper` is imported redundantly
[INFO] [stdout]  --> src/apis/account_api.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hyper::{self, header, Method};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate hyper;
[INFO] [stdout]   | ------------------- the item `hyper` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/apis/account_api.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hyper` is imported redundantly
[INFO] [stdout]  --> src/apis/auction_api.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hyper;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate hyper;
[INFO] [stdout]   | ------------------- the item `hyper` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/apis/auction_api.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hyper` is imported redundantly
[INFO] [stdout]  --> src/apis/report_api.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use hyper;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate hyper;
[INFO] [stdout]   | ------------------- the item `hyper` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hyper` is imported redundantly
[INFO] [stdout]  --> src/apis/bid_api.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use hyper;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate hyper;
[INFO] [stdout]   | ------------------- the item `hyper` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/apis/report_api.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/apis/bid_api.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hyper` is imported redundantly
[INFO] [stdout]  --> src/apis/report_api.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use hyper;
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate hyper;
[INFO] [stdout]   | ------------------- the item `hyper` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hyper` is imported redundantly
[INFO] [stdout]   --> src/apis/second_market_api.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use hyper;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | extern crate hyper;
[INFO] [stdout]    | ------------------- the item `hyper` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/apis/report_api.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/apis/second_market_api.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `hyper` is imported redundantly
[INFO] [stdout]   --> src/apis/second_market_api.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use hyper;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | extern crate hyper;
[INFO] [stdout]    | ------------------- the item `hyper` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/apis/second_market_api.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | extern crate serde_json;
[INFO] [stdout]    | ------------------------ the item `serde_json` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.44s
[INFO] running `Command { std: "docker" "inspect" "4cbc17d57a1392423b7c8fb08f5bf2b3644905ac425e50906a0608124384cd74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cbc17d57a1392423b7c8fb08f5bf2b3644905ac425e50906a0608124384cd74", kill_on_drop: false }`
[INFO] [stdout] 4cbc17d57a1392423b7c8fb08f5bf2b3644905ac425e50906a0608124384cd74