[INFO] fetching crate stan 0.0.16...
[INFO] testing stan-0.0.16 against 1.95.0 for beta-1.96-2
[INFO] extracting crate stan 0.0.16 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate stan 0.0.16
[INFO] finished tweaking crates.io crate stan 0.0.16
[INFO] tweaked toml for crates.io crate stan 0.0.16 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stan 0.0.16 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stan 0.0.16 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2605396b84d9c7a96b816e586ea49dc5b2f704a975cfeba942df47d2e7a421a
[INFO] running `Command { std: "docker" "start" "-a" "c2605396b84d9c7a96b816e586ea49dc5b2f704a975cfeba942df47d2e7a421a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2605396b84d9c7a96b816e586ea49dc5b2f704a975cfeba942df47d2e7a421a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2605396b84d9c7a96b816e586ea49dc5b2f704a975cfeba942df47d2e7a421a", kill_on_drop: false }`
[INFO] [stdout] c2605396b84d9c7a96b816e586ea49dc5b2f704a975cfeba942df47d2e7a421a
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cfe36645e52cc560af2cc27b0e7ddc078e179f06f3e1ca8332dcbbedade29c6
[INFO] running `Command { std: "docker" "start" "-a" "0cfe36645e52cc560af2cc27b0e7ddc078e179f06f3e1ca8332dcbbedade29c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
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[INFO] [stderr]    Compiling prost-build v0.7.0
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[INFO] [stderr]    Compiling stan v0.0.16 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: field `client` is never read
[INFO] [stdout]    --> src/lib.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub struct Subscription {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 164 |     client: Client,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Subscription` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ping` is never constructed
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/stan-2b82e925cda3a704/out/stan.nats_streaming.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub struct Ping {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PingResponse` is never constructed
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/stan-2b82e925cda3a704/out/stan.nats_streaming.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub struct PingResponse {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.28s
[INFO] running `Command { std: "docker" "inspect" "0cfe36645e52cc560af2cc27b0e7ddc078e179f06f3e1ca8332dcbbedade29c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cfe36645e52cc560af2cc27b0e7ddc078e179f06f3e1ca8332dcbbedade29c6", kill_on_drop: false }`
[INFO] [stdout] 0cfe36645e52cc560af2cc27b0e7ddc078e179f06f3e1ca8332dcbbedade29c6
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 677b98ecc87aa15294df854689e01552e9f2b3ec10f4e791c103483db11cf7db
[INFO] running `Command { std: "docker" "start" "-a" "677b98ecc87aa15294df854689e01552e9f2b3ec10f4e791c103483db11cf7db", kill_on_drop: false }`
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[INFO] [stderr]    Compiling thiserror-impl v1.0.24
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[INFO] [stderr]    Compiling curve25519-dalek v3.0.2
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[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]    Compiling signatory v0.21.0
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]    Compiling nkeys v0.0.11
[INFO] [stderr]    Compiling rustls-native-certs v0.5.0
[INFO] [stderr]    Compiling cargo-readme v3.2.0
[INFO] [stderr]    Compiling nats v0.9.7
[INFO] [stderr]    Compiling stan v0.0.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `client` is never read
[INFO] [stdout]    --> src/lib.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub struct Subscription {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 164 |     client: Client,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Subscription` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ping` is never constructed
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/stan-2f2bcb72de46f829/out/stan.nats_streaming.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub struct Ping {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PingResponse` is never constructed
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/stan-2f2bcb72de46f829/out/stan.nats_streaming.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub struct PingResponse {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `client` is never read
[INFO] [stdout]    --> src/lib.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub struct Subscription {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 164 |     client: Client,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Subscription` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Ping` is never constructed
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/stan-2f2bcb72de46f829/out/stan.nats_streaming.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub struct Ping {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PingResponse` is never constructed
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/stan-2f2bcb72de46f829/out/stan.nats_streaming.rs:142:12
[INFO] [stdout]     |
[INFO] [stdout] 142 | pub struct PingResponse {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 35.74s
[INFO] running `Command { std: "docker" "inspect" "677b98ecc87aa15294df854689e01552e9f2b3ec10f4e791c103483db11cf7db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "677b98ecc87aa15294df854689e01552e9f2b3ec10f4e791c103483db11cf7db", kill_on_drop: false }`
[INFO] [stdout] 677b98ecc87aa15294df854689e01552e9f2b3ec10f4e791c103483db11cf7db
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6f00762c1cd8cd5aca4dab8628cb396e91f38498a6785d5accbbc14f16cf93d1
[INFO] running `Command { std: "docker" "start" "-a" "6f00762c1cd8cd5aca4dab8628cb396e91f38498a6785d5accbbc14f16cf93d1", kill_on_drop: false }`
[INFO] [stderr] warning: field `client` is never read
[INFO] [stderr]    --> src/lib.rs:164:5
[INFO] [stderr]     |
[INFO] [stderr] 157 | pub struct Subscription {
[INFO] [stderr]     |            ------------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 164 |     client: Client,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Subscription` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Ping` is never constructed
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/stan-2f2bcb72de46f829/out/stan.nats_streaming.rs:135:12
[INFO] [stderr]     |
[INFO] [stderr] 135 | pub struct Ping {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `PingResponse` is never constructed
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/stan-2f2bcb72de46f829/out/stan.nats_streaming.rs:142:12
[INFO] [stderr]     |
[INFO] [stderr] 142 | pub struct PingResponse {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `stan` (lib) generated 3 warnings
[INFO] [stderr] warning: `stan` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stan-fb666918de80bf62)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/stan-772c37185d955986)
[INFO] [stderr]      Running tests/drop_tests.rs (/opt/rustwide/target/debug/deps/drop_tests-95bc13af197f2d2e)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_client_drop has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "6f00762c1cd8cd5aca4dab8628cb396e91f38498a6785d5accbbc14f16cf93d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f00762c1cd8cd5aca4dab8628cb396e91f38498a6785d5accbbc14f16cf93d1", kill_on_drop: false }`
[INFO] [stdout] 6f00762c1cd8cd5aca4dab8628cb396e91f38498a6785d5accbbc14f16cf93d1
