[INFO] fetching crate async-dropper-simple 0.2.5...
[INFO] checking async-dropper-simple-0.2.5 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate async-dropper-simple 0.2.5 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate async-dropper-simple 0.2.5 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-dropper-simple 0.2.5
[INFO] finished tweaking crates.io crate async-dropper-simple 0.2.5
[INFO] tweaked toml for crates.io crate async-dropper-simple 0.2.5 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded value-bag v1.7.0
[INFO] [stderr]   Downloaded gloo-timers v0.2.6
[INFO] [stderr]   Downloaded async-global-executor v2.4.1
[INFO] [stderr]   Downloaded async-io v2.3.1
[INFO] [stderr]   Downloaded polling v3.5.0
[INFO] [stderr]   Downloaded async-std v1.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01877f3875448f5bf041be74fc624c564cf02237b366d86119e5e453b5d533cc
[INFO] running `Command { std: "docker" "start" "-a" "01877f3875448f5bf041be74fc624c564cf02237b366d86119e5e453b5d533cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01877f3875448f5bf041be74fc624c564cf02237b366d86119e5e453b5d533cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01877f3875448f5bf041be74fc624c564cf02237b366d86119e5e453b5d533cc", kill_on_drop: false }`
[INFO] [stdout] 01877f3875448f5bf041be74fc624c564cf02237b366d86119e5e453b5d533cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c732f5f5623e106375a40e966bfd97ab8478239f9c4676a99cd7803a683435b7
[INFO] running `Command { std: "docker" "start" "-a" "c732f5f5623e106375a40e966bfd97ab8478239f9c4676a99cd7803a683435b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling async-dropper-simple v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stdout] error: either 'async-std' or 'tokio' features must be enabled for the async-dropper crate
[INFO] [stdout]   --> src/lib.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 | /         compile_error!(
[INFO] [stdout] 42 | |             "either 'async-std' or 'tokio' features must be enabled for the async-dropper crate"
[INFO] [stdout] 43 | |         )
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: either 'async-std' or 'tokio' features must be enabled for the async-dropper crate
[INFO] [stdout]   --> src/lib.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 | /         compile_error!(
[INFO] [stdout] 42 | |             "either 'async-std' or 'tokio' features must be enabled for the async-dropper crate"
[INFO] [stdout] 43 | |         )
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-dropper-simple` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `async-dropper-simple` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "c732f5f5623e106375a40e966bfd97ab8478239f9c4676a99cd7803a683435b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c732f5f5623e106375a40e966bfd97ab8478239f9c4676a99cd7803a683435b7", kill_on_drop: false }`
[INFO] [stdout] c732f5f5623e106375a40e966bfd97ab8478239f9c4676a99cd7803a683435b7
[INFO] checking async-dropper-simple-0.2.5 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] extracting crate async-dropper-simple 0.2.5 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate async-dropper-simple 0.2.5 on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-dropper-simple 0.2.5
[INFO] finished tweaking crates.io crate async-dropper-simple 0.2.5
[INFO] tweaked toml for crates.io crate async-dropper-simple 0.2.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "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" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72617c6d51a760b2f75fdee09416e8c137c9dea68fd0d72a3ce54c573b2a7c99
[INFO] running `Command { std: "docker" "start" "-a" "72617c6d51a760b2f75fdee09416e8c137c9dea68fd0d72a3ce54c573b2a7c99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72617c6d51a760b2f75fdee09416e8c137c9dea68fd0d72a3ce54c573b2a7c99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72617c6d51a760b2f75fdee09416e8c137c9dea68fd0d72a3ce54c573b2a7c99", kill_on_drop: false }`
[INFO] [stdout] 72617c6d51a760b2f75fdee09416e8c137c9dea68fd0d72a3ce54c573b2a7c99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af1e6075665744e4fb9b302d1026da99f2ac744823d05e8bdd8bccfdd5748102
[INFO] running `Command { std: "docker" "start" "-a" "af1e6075665744e4fb9b302d1026da99f2ac744823d05e8bdd8bccfdd5748102", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling async-dropper-simple v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stdout] error: either 'async-std' or 'tokio' features must be enabled for the async-dropper crate
[INFO] [stdout]   --> src/lib.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 | /         compile_error!(
[INFO] [stdout] 42 | |             "either 'async-std' or 'tokio' features must be enabled for the async-dropper crate"
[INFO] [stdout] 43 | |         )
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: either 'async-std' or 'tokio' features must be enabled for the async-dropper crate
[INFO] [stdout]   --> src/lib.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 | /         compile_error!(
[INFO] [stdout] 42 | |             "either 'async-std' or 'tokio' features must be enabled for the async-dropper crate"
[INFO] [stdout] 43 | |         )
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-dropper-simple` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `async-dropper-simple` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "af1e6075665744e4fb9b302d1026da99f2ac744823d05e8bdd8bccfdd5748102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af1e6075665744e4fb9b302d1026da99f2ac744823d05e8bdd8bccfdd5748102", kill_on_drop: false }`
[INFO] [stdout] af1e6075665744e4fb9b302d1026da99f2ac744823d05e8bdd8bccfdd5748102
