[INFO] fetching crate operator-sugar 0.1.2...
[INFO] checking operator-sugar-0.1.2 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate operator-sugar 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate operator-sugar 0.1.2 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate operator-sugar 0.1.2
[INFO] finished tweaking crates.io crate operator-sugar 0.1.2
[INFO] tweaked toml for crates.io crate operator-sugar 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d91a06e2b95b0654c9a1bc4b94f813167f92aa8859f3c9e746d209cacce3787
[INFO] running `Command { std: "docker" "start" "-a" "0d91a06e2b95b0654c9a1bc4b94f813167f92aa8859f3c9e746d209cacce3787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d91a06e2b95b0654c9a1bc4b94f813167f92aa8859f3c9e746d209cacce3787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d91a06e2b95b0654c9a1bc4b94f813167f92aa8859f3c9e746d209cacce3787", kill_on_drop: false }`
[INFO] [stdout] 0d91a06e2b95b0654c9a1bc4b94f813167f92aa8859f3c9e746d209cacce3787
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 331d3719fa160bbf63f6c2f754cf5dea2cef0307c3ddf57c3e9e4af67b3966d5
[INFO] running `Command { std: "docker" "start" "-a" "331d3719fa160bbf63f6c2f754cf5dea2cef0307c3ddf57c3e9e4af67b3966d5", kill_on_drop: false }`
[INFO] [stderr]     Checking operator-sugar v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "331d3719fa160bbf63f6c2f754cf5dea2cef0307c3ddf57c3e9e4af67b3966d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "331d3719fa160bbf63f6c2f754cf5dea2cef0307c3ddf57c3e9e4af67b3966d5", kill_on_drop: false }`
[INFO] [stdout] 331d3719fa160bbf63f6c2f754cf5dea2cef0307c3ddf57c3e9e4af67b3966d5