[INFO] fetching crate grpc 0.8.3...
[INFO] checking grpc-0.8.3 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate grpc 0.8.3 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate grpc 0.8.3
[INFO] finished tweaking crates.io crate grpc 0.8.3
[INFO] tweaked toml for crates.io crate grpc 0.8.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate grpc 0.8.3 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 76 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.9.3 (available: v0.22.1)
[INFO] [stderr]       Adding bytes v0.5.6 (available: v1.10.1)
[INFO] [stderr]       Adding log-ndc v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding log-ndc-env-logger v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding tls-api v0.4.0 (available: v0.12.0)
[INFO] [stderr]       Adding tls-api-stub v0.4.0 (available: v0.12.1)
[INFO] [stderr]       Adding tokio v0.2.25 (available: v1.47.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log-ndc-env-logger v0.2.0
[INFO] [stderr]   Downloaded tls-api-stub v0.4.0
[INFO] [stderr]   Downloaded httpbis v0.9.1
[INFO] [stderr]   Downloaded log-ndc v0.2.0
[INFO] [stderr]   Downloaded tls-api v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbde602ae729372006654fca1a82221d74040446c2f8c64ac0f726839b916e7b
[INFO] running `Command { std: "docker" "start" "-a" "fbde602ae729372006654fca1a82221d74040446c2f8c64ac0f726839b916e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbde602ae729372006654fca1a82221d74040446c2f8c64ac0f726839b916e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbde602ae729372006654fca1a82221d74040446c2f8c64ac0f726839b916e7b", kill_on_drop: false }`
[INFO] [stdout] fbde602ae729372006654fca1a82221d74040446c2f8c64ac0f726839b916e7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ef297f64e9e89cdbdefd4cec2a2a540c2d078a1ef47b48e9315df84109549d6
[INFO] running `Command { std: "docker" "start" "-a" "9ef297f64e9e89cdbdefd4cec2a2a540c2d078a1ef47b48e9315df84109549d6", kill_on_drop: false }`
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking log-ndc v0.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling httpbis v0.9.1
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling log-ndc-env-logger v0.2.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking tls-api v0.4.0
[INFO] [stderr]     Checking tls-api-stub v0.4.0
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking grpc v0.8.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been removed: use `rustdoc::broken_intra_doc_links` instead
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been removed: use `rustdoc::broken_intra_doc_links` instead
[INFO] [stdout]  --> src/lib.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `state` is never used
[INFO] [stdout]  --> src/common/http_sink.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) trait HttpSink {
[INFO] [stdout]   |                  -------- method in this trait
[INFO] [stdout] 5 |     fn state(&self) -> httpbis::SenderState;
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SendError` is never used
[INFO] [stdout]   --> src/common/sink.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub enum SendError {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `conf` is never read
[INFO] [stdout]   --> src/server/mod.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub struct ServerBuilder<A: tls_api::TlsAcceptor = tls_api_stub::TlsAcceptor> {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 81 |     conf: ServerConf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `RequestOrResponse` is never used
[INFO] [stdout]   --> src/proto/grpc_frame.rs:54:7
[INFO] [stdout]    |
[INFO] [stdout] 54 | trait RequestOrResponse {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GrpcFrameFromHttpFramesStreamRequest` is never constructed
[INFO] [stdout]   --> src/proto/grpc_frame.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct GrpcFrameFromHttpFramesStreamRequest {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sender` is never read
[INFO] [stdout]   --> src/req.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub struct StreamingRequestSender<T: Send + 'static> {
[INFO] [stdout]    |            ---------------------- field in this struct
[INFO] [stdout] 77 |     sender: Option<mpsc::Sender<T>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `state` is never used
[INFO] [stdout]  --> src/common/http_sink.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) trait HttpSink {
[INFO] [stdout]   |                  -------- method in this trait
[INFO] [stdout] 5 |     fn state(&self) -> httpbis::SenderState;
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SendError` is never used
[INFO] [stdout]   --> src/common/sink.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub enum SendError {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `conf` is never read
[INFO] [stdout]   --> src/server/mod.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub struct ServerBuilder<A: tls_api::TlsAcceptor = tls_api_stub::TlsAcceptor> {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 81 |     conf: ServerConf,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `RequestOrResponse` is never used
[INFO] [stdout]   --> src/proto/grpc_frame.rs:54:7
[INFO] [stdout]    |
[INFO] [stdout] 54 | trait RequestOrResponse {
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GrpcFrameFromHttpFramesStreamRequest` is never constructed
[INFO] [stdout]   --> src/proto/grpc_frame.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct GrpcFrameFromHttpFramesStreamRequest {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sender` is never read
[INFO] [stdout]   --> src/req.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub struct StreamingRequestSender<T: Send + 'static> {
[INFO] [stdout]    |            ---------------------- field in this struct
[INFO] [stdout] 77 |     sender: Option<mpsc::Sender<T>>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::stream_thread_spawn_iter::stream_thread_spawn_iter`
[INFO] [stdout]  --> tests/test_misc/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use self::stream_thread_spawn_iter::stream_thread_spawn_iter;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::test_sync::TestSync`
[INFO] [stdout]   --> tests/test_misc/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use self::test_sync::TestSync;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::stream_thread_spawn_iter::stream_thread_spawn_iter`
[INFO] [stdout]  --> tests/test_misc/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use self::stream_thread_spawn_iter::stream_thread_spawn_iter;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::test_sync::TestSync`
[INFO] [stdout]   --> tests/test_misc/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use self::test_sync::TestSync;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::stream_thread_spawn_iter::stream_thread_spawn_iter`
[INFO] [stdout]  --> tests/test_misc/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub use self::stream_thread_spawn_iter::stream_thread_spawn_iter;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/client.rs:29:34
[INFO] [stdout]    |
[INFO] [stdout] 29 |         assert!(result.is_err(), result);
[INFO] [stdout]    |                                  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Result<(grpc::Metadata, std::string::String, grpc::Metadata), grpc::Error>`
[INFO] [stdout]    |
[INFO] [stdout] 29 |         assert!(result.is_err(), "{:?}", result);
[INFO] [stdout]    |                                  +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> tests/client.rs:52:34
[INFO] [stdout]    |
[INFO] [stdout] 52 |         assert!(result.is_err(), result);
[INFO] [stdout]    |                                  ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Result<(grpc::Metadata, std::string::String, grpc::Metadata), grpc::Error>`
[INFO] [stdout]    |
[INFO] [stdout] 52 |         assert!(result.is_err(), "{:?}", result);
[INFO] [stdout]    |                                  +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "9ef297f64e9e89cdbdefd4cec2a2a540c2d078a1ef47b48e9315df84109549d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ef297f64e9e89cdbdefd4cec2a2a540c2d078a1ef47b48e9315df84109549d6", kill_on_drop: false }`
[INFO] [stdout] 9ef297f64e9e89cdbdefd4cec2a2a540c2d078a1ef47b48e9315df84109549d6