[INFO] fetching crate thruster-context 0.9.0-alpha.2...
[INFO] checking thruster-context-0.9.0-alpha.2 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate thruster-context 0.9.0-alpha.2 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate thruster-context 0.9.0-alpha.2 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate thruster-context 0.9.0-alpha.2
[INFO] finished tweaking crates.io crate thruster-context 0.9.0-alpha.2
[INFO] tweaked toml for crates.io crate thruster-context 0.9.0-alpha.2 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03ab32d373d77a5132c8f3fb163359e68b033ee0bcb2ccb811373ea45a6d04a4
[INFO] running `Command { std: "docker" "start" "-a" "03ab32d373d77a5132c8f3fb163359e68b033ee0bcb2ccb811373ea45a6d04a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03ab32d373d77a5132c8f3fb163359e68b033ee0bcb2ccb811373ea45a6d04a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03ab32d373d77a5132c8f3fb163359e68b033ee0bcb2ccb811373ea45a6d04a4", kill_on_drop: false }`
[INFO] [stdout] 03ab32d373d77a5132c8f3fb163359e68b033ee0bcb2ccb811373ea45a6d04a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c6c645bc28118a287a3fc77226b61e2d7d1fb6c0071d8d3536e3051bb3be42d
[INFO] running `Command { std: "docker" "start" "-a" "4c6c645bc28118a287a3fc77226b61e2d7d1fb6c0071d8d3536e3051bb3be42d", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]     Checking futures-sink v0.3.18
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking thruster-core-async-await v0.9.0-alpha.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking futures-channel v0.3.18
[INFO] [stderr]     Checking futures-util v0.3.18
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking templatify v0.2.3
[INFO] [stderr]     Checking futures-executor v0.3.18
[INFO] [stderr]     Checking futures v0.3.18
[INFO] [stderr]     Checking thruster-core v0.9.0-alpha.2
[INFO] [stderr]     Checking thruster-middleware v0.9.0-alpha.2
[INFO] [stderr]     Checking thruster-context v0.9.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.95s
[INFO] running `Command { std: "docker" "inspect" "4c6c645bc28118a287a3fc77226b61e2d7d1fb6c0071d8d3536e3051bb3be42d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c6c645bc28118a287a3fc77226b61e2d7d1fb6c0071d8d3536e3051bb3be42d", kill_on_drop: false }`
[INFO] [stdout] 4c6c645bc28118a287a3fc77226b61e2d7d1fb6c0071d8d3536e3051bb3be42d