[INFO] fetching crate rama-core 0.3.0-alpha.3...
[INFO] checking rama-core-0.3.0-alpha.3 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate rama-core 0.3.0-alpha.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rama-core 0.3.0-alpha.3
[INFO] finished tweaking crates.io crate rama-core 0.3.0-alpha.3
[INFO] tweaked toml for crates.io crate rama-core 0.3.0-alpha.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rama-core 0.3.0-alpha.3 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rama-core 0.3.0-alpha.3 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded opentelemetry-semantic-conventions v0.30.0
[INFO] [stderr]   Downloaded tokio-graceful v0.2.2
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.31.0
[INFO] [stderr]   Downloaded opentelemetry v0.30.0
[INFO] [stderr]   Downloaded opentelemetry_sdk v0.30.0
[INFO] [stderr]   Downloaded rama-macros v0.3.0-alpha.3
[INFO] [stderr]   Downloaded rama-error v0.3.0-alpha.3
[INFO] [stderr]   Downloaded rama-utils v0.3.0-alpha.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b58f7810fc28e18681e9fccdf76f07de7377e6ee0948fac77b2f3893d528f1d5
[INFO] running `Command { std: "docker" "start" "-a" "b58f7810fc28e18681e9fccdf76f07de7377e6ee0948fac77b2f3893d528f1d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b58f7810fc28e18681e9fccdf76f07de7377e6ee0948fac77b2f3893d528f1d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b58f7810fc28e18681e9fccdf76f07de7377e6ee0948fac77b2f3893d528f1d5", kill_on_drop: false }`
[INFO] [stdout] b58f7810fc28e18681e9fccdf76f07de7377e6ee0948fac77b2f3893d528f1d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54c110cfd05e73b54c657165dd8046cc3b672d90a123dacd0498de0a7e7836b7
[INFO] running `Command { std: "docker" "start" "-a" "54c110cfd05e73b54c657165dd8046cc3b672d90a123dacd0498de0a7e7836b7", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking smol_str v0.3.2
[INFO] [stderr]     Checking rama-error v0.3.0-alpha.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]    Compiling rama-macros v0.3.0-alpha.3
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking tokio-graceful v0.2.2
[INFO] [stderr]     Checking rama-utils v0.3.0-alpha.3
[INFO] [stderr]     Checking tokio-test v0.4.4
[INFO] [stderr]     Checking rama-core v0.3.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.78s
[INFO] running `Command { std: "docker" "inspect" "54c110cfd05e73b54c657165dd8046cc3b672d90a123dacd0498de0a7e7836b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54c110cfd05e73b54c657165dd8046cc3b672d90a123dacd0498de0a7e7836b7", kill_on_drop: false }`
[INFO] [stdout] 54c110cfd05e73b54c657165dd8046cc3b672d90a123dacd0498de0a7e7836b7