[INFO] fetching crate rust-dropbox 0.2.5...
[INFO] checking rust-dropbox-0.2.5 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate rust-dropbox 0.2.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rust-dropbox 0.2.5 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-dropbox 0.2.5
[INFO] finished tweaking crates.io crate rust-dropbox 0.2.5
[INFO] tweaked toml for crates.io crate rust-dropbox 0.2.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] b98b6c545ab252461c6cefe6eeffbaf9c9d956746bc343499207cdcc2b403c44
[INFO] running `Command { std: "docker" "start" "-a" "b98b6c545ab252461c6cefe6eeffbaf9c9d956746bc343499207cdcc2b403c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b98b6c545ab252461c6cefe6eeffbaf9c9d956746bc343499207cdcc2b403c44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b98b6c545ab252461c6cefe6eeffbaf9c9d956746bc343499207cdcc2b403c44", kill_on_drop: false }`
[INFO] [stdout] b98b6c545ab252461c6cefe6eeffbaf9c9d956746bc343499207cdcc2b403c44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] 0fbbd9fb96699b37a859a901f0f43ec8ad1508cd6e1fd2e8c81c8d518ad9612f
[INFO] running `Command { std: "docker" "start" "-a" "0fbbd9fb96699b37a859a901f0f43ec8ad1508cd6e1fd2e8c81c8d518ad9612f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking ureq v2.1.0
[INFO] [stderr]     Checking rust-dropbox v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `AsyncDBXClient` in `client`
[INFO] [stdout]   --> src/test.rs:13:30
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let client = client::AsyncDBXClient::new(&token);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^ could not find `AsyncDBXClient` in `client`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `AsyncDBXClient` in `client`
[INFO] [stdout]   --> src/test.rs:25:30
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let client = client::AsyncDBXClient::new(&token);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^ could not find `AsyncDBXClient` in `client`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `AsyncDBXClient` in `client`
[INFO] [stdout]   --> src/test.rs:37:30
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let client = client::AsyncDBXClient::new(&token);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^ could not find `AsyncDBXClient` in `client`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `AsyncDBXClient` in `client`
[INFO] [stdout]   --> src/test.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let client = client::AsyncDBXClient::new(&token);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^ could not find `AsyncDBXClient` in `client`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-dropbox`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "0fbbd9fb96699b37a859a901f0f43ec8ad1508cd6e1fd2e8c81c8d518ad9612f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fbbd9fb96699b37a859a901f0f43ec8ad1508cd6e1fd2e8c81c8d518ad9612f", kill_on_drop: false }`
[INFO] [stdout] 0fbbd9fb96699b37a859a901f0f43ec8ad1508cd6e1fd2e8c81c8d518ad9612f