[INFO] cloning repository https://github.com/beemstream/tasks-api-evaluation [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/beemstream/tasks-api-evaluation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeemstream%2Ftasks-api-evaluation", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeemstream%2Ftasks-api-evaluation'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6f8809be7ee282c9b1285e0dac1c6449ff952ae1 [INFO] checking beemstream/tasks-api-evaluation/6f8809be7ee282c9b1285e0dac1c6449ff952ae1 against master#f8192ba0d00bbbc58a10c45823ba010e98ea4474 for pr-130531 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbeemstream%2Ftasks-api-evaluation" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/beemstream/tasks-api-evaluation on toolchain f8192ba0d00bbbc58a10c45823ba010e98ea4474 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8192ba0d00bbbc58a10c45823ba010e98ea4474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/beemstream/tasks-api-evaluation [INFO] finished tweaking git repo https://github.com/beemstream/tasks-api-evaluation [INFO] tweaked toml for git repo https://github.com/beemstream/tasks-api-evaluation written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/beemstream/tasks-api-evaluation 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" "+f8192ba0d00bbbc58a10c45823ba010e98ea4474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tracing-attributes v0.1.18 [INFO] [stderr] Downloaded futures-io v0.3.18 [INFO] [stderr] Downloaded psl-types v2.0.9 [INFO] [stderr] Downloaded event-listener v2.5.1 [INFO] [stderr] Downloaded castaway v0.1.1 [INFO] [stderr] Downloaded ctrlc v3.2.1 [INFO] [stderr] Downloaded nanorand v0.6.1 [INFO] [stderr] Downloaded spin v0.9.2 [INFO] [stderr] Downloaded futures-executor v0.3.18 [INFO] [stderr] Downloaded async-trait v0.1.51 [INFO] [stderr] Downloaded socket2 v0.4.2 [INFO] [stderr] Downloaded flume v0.10.9 [INFO] [stderr] Downloaded publicsuffix v2.1.1 [INFO] [stderr] Downloaded curl v0.4.41 [INFO] [stderr] Downloaded reqwest v0.11.7 [INFO] [stderr] Downloaded http v0.2.5 [INFO] [stderr] Downloaded nix v0.23.0 [INFO] [stderr] Downloaded h2 v0.3.7 [INFO] [stderr] Downloaded isahc v1.6.0 [INFO] [stderr] Downloaded js-sys v0.3.55 [INFO] [stderr] Downloaded num-format v0.4.0 [INFO] [stderr] Downloaded async-compression v0.3.8 [INFO] [stderr] Downloaded 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[INFO] [stderr] Downloaded hyper v0.14.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f8192ba0d00bbbc58a10c45823ba010e98ea4474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7a58c94e461101f91b6fef3616819b40c373fec1085a878b072a65ba27e5bc97 [INFO] running `Command { std: "docker" "start" "-a" "7a58c94e461101f91b6fef3616819b40c373fec1085a878b072a65ba27e5bc97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a58c94e461101f91b6fef3616819b40c373fec1085a878b072a65ba27e5bc97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a58c94e461101f91b6fef3616819b40c373fec1085a878b072a65ba27e5bc97", kill_on_drop: false }` [INFO] [stdout] 7a58c94e461101f91b6fef3616819b40c373fec1085a878b072a65ba27e5bc97 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f8192ba0d00bbbc58a10c45823ba010e98ea4474" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ea26b1b14e8fef7e92e6c518a6b723aae1e5b3d31790a6ee231c1c679c8f250 [INFO] running `Command { std: "docker" "start" "-a" "6ea26b1b14e8fef7e92e6c518a6b723aae1e5b3d31790a6ee231c1c679c8f250", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling pkg-config v0.3.22 [INFO] [stderr] Compiling futures-core v0.3.18 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking futures-sink v0.3.18 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking futures-io v0.3.18 [INFO] [stderr] Compiling tokio v1.14.0 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Compiling futures-task v0.3.18 [INFO] [stderr] Compiling futures-channel v0.3.18 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Compiling futures-util v0.3.18 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking http v0.2.5 [INFO] [stderr] Compiling standback v0.2.17 [INFO] [stderr] Compiling httparse v1.5.1 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Checking tracing-core v0.1.21 [INFO] [stderr] Compiling ryu 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