[INFO] fetching crate io-reactor 0.5.2...
[INFO] checking io-reactor-0.5.2 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate io-reactor 0.5.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate io-reactor 0.5.2 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate io-reactor 0.5.2
[INFO] finished tweaking crates.io crate io-reactor 0.5.2
[INFO] tweaked toml for crates.io crate io-reactor 0.5.2 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 49 packages to latest compatible versions
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.76)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded amplify v4.7.0
[INFO] [stderr]   Downloaded popol v3.0.0
[INFO] [stderr]   Downloaded amplify_derive v4.0.1
[INFO] [stderr]   Downloaded amplify_num v0.5.3
[INFO] [stderr]   Downloaded amplify_syn v2.0.1
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d5da3313dbdd478ef77ab0edf66a40e0e9a2e464722b2a51f3a28abcfc78906
[INFO] running `Command { std: "docker" "start" "-a" "4d5da3313dbdd478ef77ab0edf66a40e0e9a2e464722b2a51f3a28abcfc78906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d5da3313dbdd478ef77ab0edf66a40e0e9a2e464722b2a51f3a28abcfc78906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d5da3313dbdd478ef77ab0edf66a40e0e9a2e464722b2a51f3a28abcfc78906", kill_on_drop: false }`
[INFO] [stdout] 4d5da3313dbdd478ef77ab0edf66a40e0e9a2e464722b2a51f3a28abcfc78906
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c6f146c972fc54a92622da48ac6d58c6bcd63b5d190a55e6ed044860adbef4e
[INFO] running `Command { std: "docker" "start" "-a" "6c6f146c972fc54a92622da48ac6d58c6bcd63b5d190a55e6ed044860adbef4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking amplify_num v0.5.3
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking popol v3.0.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling amplify_syn v2.0.1
[INFO] [stderr]    Compiling amplify_derive v4.0.1
[INFO] [stderr]     Checking amplify v4.7.0
[INFO] [stderr]     Checking io-reactor v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `Command { std: "docker" "inspect" "6c6f146c972fc54a92622da48ac6d58c6bcd63b5d190a55e6ed044860adbef4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c6f146c972fc54a92622da48ac6d58c6bcd63b5d190a55e6ed044860adbef4e", kill_on_drop: false }`
[INFO] [stdout] 6c6f146c972fc54a92622da48ac6d58c6bcd63b5d190a55e6ed044860adbef4e