[INFO] fetching crate tellme-client 2.0.1...
[INFO] testing tellme-client-2.0.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate tellme-client 2.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate tellme-client 2.0.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tellme-client 2.0.1
[INFO] finished tweaking crates.io crate tellme-client 2.0.1
[INFO] tweaked toml for crates.io crate tellme-client 2.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb697404b8d5cb0105e3d4b790035131b7b561a2ffff4fef49a07f589c040ed4
[INFO] running `Command { std: "docker" "start" "-a" "fb697404b8d5cb0105e3d4b790035131b7b561a2ffff4fef49a07f589c040ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb697404b8d5cb0105e3d4b790035131b7b561a2ffff4fef49a07f589c040ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb697404b8d5cb0105e3d4b790035131b7b561a2ffff4fef49a07f589c040ed4", kill_on_drop: false }`
[INFO] [stdout] fb697404b8d5cb0105e3d4b790035131b7b561a2ffff4fef49a07f589c040ed4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7168e9d212007a5771b47928ddc5e6bb415a67178bec7fc3630019f06d742ad
[INFO] running `Command { std: "docker" "start" "-a" "e7168e9d212007a5771b47928ddc5e6bb415a67178bec7fc3630019f06d742ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling openssl v0.10.62
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling base64 v0.21.5
[INFO] [stderr]    Compiling ipnet v2.9.0
[INFO] [stderr]    Compiling tokio v1.35.1
[INFO] [stderr]    Compiling http v0.2.11
[INFO] [stderr]    Compiling openssl-sys v0.9.98
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tokio-util v0.7.10
[INFO] [stderr]    Compiling h2 v0.3.22
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling hyper v0.14.28
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.23
[INFO] [stderr]    Compiling tellme-client v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(let_chains)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tellme-client` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e7168e9d212007a5771b47928ddc5e6bb415a67178bec7fc3630019f06d742ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7168e9d212007a5771b47928ddc5e6bb415a67178bec7fc3630019f06d742ad", kill_on_drop: false }`
[INFO] [stdout] e7168e9d212007a5771b47928ddc5e6bb415a67178bec7fc3630019f06d742ad
[INFO] testing tellme-client-2.0.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate tellme-client 2.0.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate tellme-client 2.0.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tellme-client 2.0.1
[INFO] finished tweaking crates.io crate tellme-client 2.0.1
[INFO] tweaked toml for crates.io crate tellme-client 2.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1fdda1639d547aa012aa2b8a7b97900c6349c02402cc4e1c70911446c04e165
[INFO] running `Command { std: "docker" "start" "-a" "a1fdda1639d547aa012aa2b8a7b97900c6349c02402cc4e1c70911446c04e165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1fdda1639d547aa012aa2b8a7b97900c6349c02402cc4e1c70911446c04e165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1fdda1639d547aa012aa2b8a7b97900c6349c02402cc4e1c70911446c04e165", kill_on_drop: false }`
[INFO] [stdout] a1fdda1639d547aa012aa2b8a7b97900c6349c02402cc4e1c70911446c04e165
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 345b65a1faa8e5098f7bde0195a99f9a863fa7bef9d11ece6fb09f2d5bfeaeab
[INFO] running `Command { std: "docker" "start" "-a" "345b65a1faa8e5098f7bde0195a99f9a863fa7bef9d11ece6fb09f2d5bfeaeab", kill_on_drop: false }`
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling openssl v0.10.62
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling encoding_rs v0.8.33
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling base64 v0.21.5
[INFO] [stderr]    Compiling ipnet v2.9.0
[INFO] [stderr]    Compiling http v0.2.11
[INFO] [stderr]    Compiling tokio v1.35.1
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.98
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tokio-util v0.7.10
[INFO] [stderr]    Compiling h2 v0.3.22
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling hyper v0.14.28
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.23
[INFO] [stderr]    Compiling tellme-client v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(let_chains)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tellme-client` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "345b65a1faa8e5098f7bde0195a99f9a863fa7bef9d11ece6fb09f2d5bfeaeab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "345b65a1faa8e5098f7bde0195a99f9a863fa7bef9d11ece6fb09f2d5bfeaeab", kill_on_drop: false }`
[INFO] [stdout] 345b65a1faa8e5098f7bde0195a99f9a863fa7bef9d11ece6fb09f2d5bfeaeab
