[INFO] fetching crate testground 0.4.0...
[INFO] testing testground-0.4.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate testground 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate testground 0.4.0
[INFO] finished tweaking crates.io crate testground 0.4.0
[INFO] tweaked toml for crates.io crate testground 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate testground 0.4.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate testground 0.4.0 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 250648e1bf218c66bec8df39317afdc84865e6bbb1c97079ba686608796772bb
[INFO] running `Command { std: "docker" "start" "-a" "250648e1bf218c66bec8df39317afdc84865e6bbb1c97079ba686608796772bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "250648e1bf218c66bec8df39317afdc84865e6bbb1c97079ba686608796772bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250648e1bf218c66bec8df39317afdc84865e6bbb1c97079ba686608796772bb", kill_on_drop: false }`
[INFO] [stdout] 250648e1bf218c66bec8df39317afdc84865e6bbb1c97079ba686608796772bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b117ecc0e85464256b4185d568191fe69eb58dbe7410edd4ff7f5a4c233c3a93
[INFO] running `Command { std: "docker" "start" "-a" "b117ecc0e85464256b4185d568191fe69eb58dbe7410edd4ff7f5a4c233c3a93", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.41
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling serde_derive v1.0.140
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling bytes v1.2.0
[INFO] [stderr]    Compiling serde v1.0.140
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling tokio v1.20.0
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling tracing-core v0.1.28
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling unicode-normalization v0.1.21
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling ipnet v2.5.0
[INFO] [stderr]    Compiling os_str_bytes v6.2.0
[INFO] [stderr]    Compiling tracing v0.1.35
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling sha-1 v0.9.8
[INFO] [stderr]    Compiling if-addrs v0.7.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling darling_core v0.14.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling influxdb_derive v0.5.0
[INFO] [stderr]    Compiling clap_derive v3.2.7
[INFO] [stderr]    Compiling serde_repr v0.1.8
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling darling_macro v0.14.1
[INFO] [stderr]    Compiling darling v0.14.1
[INFO] [stderr]    Compiling clap v3.2.14
[INFO] [stderr]    Compiling serde_with_macros v2.0.0
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling soketto v0.7.1
[INFO] [stderr]    Compiling tokio-util v0.7.3
[INFO] [stderr]    Compiling tokio-stream v0.1.9
[INFO] [stderr]    Compiling h2 v0.3.13
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling ipnetwork v0.20.0
[INFO] [stderr]    Compiling serde_with v2.0.0
[INFO] [stderr]    Compiling hyper v0.14.20
[INFO] [stderr]    Compiling reqwest v0.11.11
[INFO] [stderr]    Compiling influxdb v0.5.2
[INFO] [stderr]    Compiling testground v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.70s
[INFO] running `Command { std: "docker" "inspect" "b117ecc0e85464256b4185d568191fe69eb58dbe7410edd4ff7f5a4c233c3a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b117ecc0e85464256b4185d568191fe69eb58dbe7410edd4ff7f5a4c233c3a93", kill_on_drop: false }`
[INFO] [stdout] b117ecc0e85464256b4185d568191fe69eb58dbe7410edd4ff7f5a4c233c3a93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1eccf8c2953131d70d0102874476addd03bf547db11560ab441db618793f50a2
[INFO] running `Command { std: "docker" "start" "-a" "1eccf8c2953131d70d0102874476addd03bf547db11560ab441db618793f50a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling testground v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "1eccf8c2953131d70d0102874476addd03bf547db11560ab441db618793f50a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eccf8c2953131d70d0102874476addd03bf547db11560ab441db618793f50a2", kill_on_drop: false }`
[INFO] [stdout] 1eccf8c2953131d70d0102874476addd03bf547db11560ab441db618793f50a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8e84ce95ef40821ba208a466d3bf5c10f92595d9ccb2d336af0913778e34aaf7
[INFO] running `Command { std: "docker" "start" "-a" "8e84ce95ef40821ba208a466d3bf5c10f92595d9ccb2d336af0913778e34aaf7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/testground-9aa183147053a8d4)
[INFO] [stdout] running 6 tests
[INFO] [stderr]    Doc-tests testground
[INFO] [stdout] test network_conf::tests::serde_test ... ok
[INFO] [stdout] test params::test_parse_key_val ... ok
[INFO] [stdout] test requests::tests::serde_test ... ok
[INFO] [stdout] test events::tests::serde_test ... ok
[INFO] [stdout] test responses::tests::serde_test ... ok
[INFO] [stdout] test responses::tests::serde_test_complex_subscribe ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 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 src/client.rs - client::Client::subscribe (line 114) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8e84ce95ef40821ba208a466d3bf5c10f92595d9ccb2d336af0913778e34aaf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e84ce95ef40821ba208a466d3bf5c10f92595d9ccb2d336af0913778e34aaf7", kill_on_drop: false }`
[INFO] [stdout] 8e84ce95ef40821ba208a466d3bf5c10f92595d9ccb2d336af0913778e34aaf7