[INFO] fetching crate slack-rust 0.0.1-alpha...
[INFO] testing slack-rust-0.0.1-alpha against 1.81.0 for beta-1.82-1
[INFO] extracting crate slack-rust 0.0.1-alpha into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate slack-rust 0.0.1-alpha on toolchain 1.81.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.81.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slack-rust 0.0.1-alpha
[INFO] finished tweaking crates.io crate slack-rust 0.0.1-alpha
[INFO] tweaked toml for crates.io crate slack-rust 0.0.1-alpha written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate slack-rust 0.0.1-alpha 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" "+1.81.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pin-project-internal v1.0.9
[INFO] [stderr]   Downloaded anyhow v1.0.52
[INFO] [stderr]   Downloaded gloo-timers v0.2.2
[INFO] [stderr]   Downloaded predicates v2.1.0
[INFO] [stderr]   Downloaded async-tls v0.11.0
[INFO] [stderr]   Downloaded async-tungstenite v0.16.1
[INFO] [stderr]   Downloaded pin-project v1.0.9
[INFO] [stderr]   Downloaded curl v0.4.41
[INFO] [stderr]   Downloaded serde v1.0.132
[INFO] [stderr]   Downloaded serde_json v1.0.73
[INFO] [stderr]   Downloaded mockall_derive v0.11.0
[INFO] [stderr]   Downloaded serde_derive v1.0.132
[INFO] [stderr]   Downloaded syn v1.0.84
[INFO] [stderr]   Downloaded fragile v1.0.0
[INFO] [stderr]   Downloaded mockall v0.11.0
[INFO] [stderr]   Downloaded curl-sys v0.4.51+curl-7.80.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2da4c579d103ae450875e1f203026e897f70900c46cb023004599647946152b1
[INFO] running `Command { std: "docker" "start" "-a" "2da4c579d103ae450875e1f203026e897f70900c46cb023004599647946152b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2da4c579d103ae450875e1f203026e897f70900c46cb023004599647946152b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2da4c579d103ae450875e1f203026e897f70900c46cb023004599647946152b1", kill_on_drop: false }`
[INFO] [stdout] 2da4c579d103ae450875e1f203026e897f70900c46cb023004599647946152b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 561efd1923519ac02c16dca6faa800655aeb01c189b87e8238405e548ae9a155
[INFO] running `Command { std: "docker" "start" "-a" "561efd1923519ac02c16dca6faa800655aeb01c189b87e8238405e548ae9a155", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.8
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-io v0.3.19
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.6.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.78
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling bumpalo v3.8.0
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling cpuid-bool v0.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]    Compiling curl-sys v0.4.51+curl-7.80.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling blocking v1.1.0
[INFO] [stderr]    Compiling http v0.2.5
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling cipher v0.2.5
[INFO] [stderr]    Compiling universal-hash v0.4.1
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling crypto-mac v0.10.1
[INFO] [stderr]    Compiling aead v0.3.2
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling hmac v0.10.1
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling polyval v0.4.5
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling aes-soft v0.6.4
[INFO] [stderr]    Compiling ghash v0.3.1
[INFO] [stderr]    Compiling ctr v0.6.0
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]    Compiling wasm-bindgen v0.2.78
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling curl v0.4.41
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling aes v0.6.0
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]    Compiling aes-gcm v0.8.0
[INFO] [stderr]    Compiling hkdf v0.10.0
[INFO] [stderr]    Compiling sha2 v0.9.8
[INFO] [stderr]    Compiling spinning_top v0.2.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling async-lock v2.4.0
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling isahc v0.9.14
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling flume v0.9.2
[INFO] [stderr]    Compiling sluice v0.5.5
[INFO] [stderr]    Compiling infer v0.2.3
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling sha-1 v0.9.8
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling darling_core v0.13.1
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.9
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling webpki-roots v0.21.1
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling darling_macro v0.13.1
[INFO] [stderr]    Compiling polling v2.2.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.78
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling rustls v0.19.1
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling pin-project v1.0.9
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling darling v0.13.1
[INFO] [stderr]    Compiling serde_with_macros v1.5.1
[INFO] [stderr]    Compiling async-std v1.10.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.78
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.78
[INFO] [stderr]    Compiling async-tls v0.11.0
[INFO] [stderr]    Compiling js-sys v0.3.55
[INFO] [stderr]    Compiling web-sys v0.3.55
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling serde_qs v0.8.5
[INFO] [stderr]    Compiling serde_with v1.11.0
[INFO] [stderr]    Compiling tungstenite v0.16.0
[INFO] [stderr]    Compiling async-tungstenite v0.16.1
[INFO] [stderr]    Compiling http-client v6.5.1
[INFO] [stderr]    Compiling surf v2.3.2
[INFO] [stderr]    Compiling slack-rust v0.0.1-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.20s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.78
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "561efd1923519ac02c16dca6faa800655aeb01c189b87e8238405e548ae9a155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "561efd1923519ac02c16dca6faa800655aeb01c189b87e8238405e548ae9a155", kill_on_drop: false }`
[INFO] [stdout] 561efd1923519ac02c16dca6faa800655aeb01c189b87e8238405e548ae9a155
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17e935a8998e4f799d93731c31994f1bdb4aa1adfdc7fb73aaf140af7565d1b8
[INFO] running `Command { std: "docker" "start" "-a" "17e935a8998e4f799d93731c31994f1bdb4aa1adfdc7fb73aaf140af7565d1b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling predicates-core v1.0.2
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling termtree v0.2.3
[INFO] [stderr]    Compiling mockall_derive v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling fragile v1.0.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling predicates-tree v1.0.4
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling predicates v2.1.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling mockall v0.11.0
[INFO] [stderr]    Compiling slack-rust v0.0.1-alpha (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `slack-rust` (lib test)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.81.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name slack_rust --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' -C metadata=276cd014e3779f5a -C extra-filename=-276cd014e3779f5a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-88d67be38b48910f.rlib --extern async_tls=/opt/rustwide/target/debug/deps/libasync_tls-7aeb9a23feb54a3e.rlib --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-96133f9699a9aa9a.so --extern async_tungstenite=/opt/rustwide/target/debug/deps/libasync_tungstenite-4242929e846c89ec.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-1393dfda57b941e8.rlib --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-9b96e7fdd7256b90.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-eda792ff48b3bee6.rlib --extern mockall=/opt/rustwide/target/debug/deps/libmockall-eee0722188a919f1.rlib --extern rustls=/opt/rustwide/target/debug/deps/librustls-edbdc8ebc274086f.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-43e8c42c46e8ab92.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-4859d1dc7f6cb110.rlib --extern serde_with=/opt/rustwide/target/debug/deps/libserde_with-7efe124e53961dda.rlib --extern surf=/opt/rustwide/target/debug/deps/libsurf-1eb0737216951bc1.rlib --extern url=/opt/rustwide/target/debug/deps/liburl-5d3cef41555366e6.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/ring-aee279ad5f712025/out -L native=/usr/lib/x86_64-linux-gnu -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-92d56d09dcac28ab/out/i/lib` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "17e935a8998e4f799d93731c31994f1bdb4aa1adfdc7fb73aaf140af7565d1b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17e935a8998e4f799d93731c31994f1bdb4aa1adfdc7fb73aaf140af7565d1b8", kill_on_drop: false }`
[INFO] [stdout] 17e935a8998e4f799d93731c31994f1bdb4aa1adfdc7fb73aaf140af7565d1b8