[INFO] fetching crate futures-dagtask 0.3.0...
[INFO] checking futures-dagtask-0.3.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate futures-dagtask 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate futures-dagtask 0.3.0 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-dagtask 0.3.0
[INFO] finished tweaking crates.io crate futures-dagtask 0.3.0
[INFO] tweaked toml for crates.io crate futures-dagtask 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] badbc5b60285b80a32acb992b569857e4fc5708b71ddeb03f21df5d037aaf6f1
[INFO] running `Command { std: "docker" "start" "-a" "badbc5b60285b80a32acb992b569857e4fc5708b71ddeb03f21df5d037aaf6f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "badbc5b60285b80a32acb992b569857e4fc5708b71ddeb03f21df5d037aaf6f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "badbc5b60285b80a32acb992b569857e4fc5708b71ddeb03f21df5d037aaf6f1", kill_on_drop: false }`
[INFO] [stdout] badbc5b60285b80a32acb992b569857e4fc5708b71ddeb03f21df5d037aaf6f1
[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=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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b0ba36c3603c1c248dc9ea8f61d3ad99b98d4a0500955122311d38fd405822c
[INFO] running `Command { std: "docker" "start" "-a" "7b0ba36c3603c1c248dc9ea8f61d3ad99b98d4a0500955122311d38fd405822c", kill_on_drop: false }`
[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 num-traits v0.2.19
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking futures-dagtask v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `Command { std: "docker" "inspect" "7b0ba36c3603c1c248dc9ea8f61d3ad99b98d4a0500955122311d38fd405822c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b0ba36c3603c1c248dc9ea8f61d3ad99b98d4a0500955122311d38fd405822c", kill_on_drop: false }`
[INFO] [stdout] 7b0ba36c3603c1c248dc9ea8f61d3ad99b98d4a0500955122311d38fd405822c
[INFO] checking futures-dagtask-0.3.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate futures-dagtask 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate futures-dagtask 0.3.0 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-dagtask 0.3.0
[INFO] finished tweaking crates.io crate futures-dagtask 0.3.0
[INFO] tweaked toml for crates.io crate futures-dagtask 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1aaea93d1dde8a7e1ffa1af628c39efea50e430864566719331a80f2d0053e5e
[INFO] running `Command { std: "docker" "start" "-a" "1aaea93d1dde8a7e1ffa1af628c39efea50e430864566719331a80f2d0053e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1aaea93d1dde8a7e1ffa1af628c39efea50e430864566719331a80f2d0053e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aaea93d1dde8a7e1ffa1af628c39efea50e430864566719331a80f2d0053e5e", kill_on_drop: false }`
[INFO] [stdout] 1aaea93d1dde8a7e1ffa1af628c39efea50e430864566719331a80f2d0053e5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ac6d7dd29c7b2cb887dd53789cda3e0b09c4e6e0efaec05e6c1e4e6641a0990
[INFO] running `Command { std: "docker" "start" "-a" "3ac6d7dd29c7b2cb887dd53789cda3e0b09c4e6e0efaec05e6c1e4e6641a0990", kill_on_drop: false }`
[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 num-traits v0.2.19
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking futures-dagtask v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.67s
[INFO] running `Command { std: "docker" "inspect" "3ac6d7dd29c7b2cb887dd53789cda3e0b09c4e6e0efaec05e6c1e4e6641a0990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ac6d7dd29c7b2cb887dd53789cda3e0b09c4e6e0efaec05e6c1e4e6641a0990", kill_on_drop: false }`
[INFO] [stdout] 3ac6d7dd29c7b2cb887dd53789cda3e0b09c4e6e0efaec05e6c1e4e6641a0990