[INFO] fetching crate libmedium 0.5.5...
[INFO] checking libmedium-0.5.5 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] extracting crate libmedium 0.5.5 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate libmedium 0.5.5 on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libmedium 0.5.5
[INFO] finished tweaking crates.io crate libmedium 0.5.5
[INFO] tweaked toml for crates.io crate libmedium 0.5.5 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af62798ed208e93c8f29a71fde4690e9aa14036598ef9425cba6ce91d8568c33
[INFO] running `Command { std: "docker" "start" "-a" "af62798ed208e93c8f29a71fde4690e9aa14036598ef9425cba6ce91d8568c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af62798ed208e93c8f29a71fde4690e9aa14036598ef9425cba6ce91d8568c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af62798ed208e93c8f29a71fde4690e9aa14036598ef9425cba6ce91d8568c33", kill_on_drop: false }`
[INFO] [stdout] af62798ed208e93c8f29a71fde4690e9aa14036598ef9425cba6ce91d8568c33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a659bee6193d458734bad32fa2bdf7fd3607a2bd62b163cc059d5aed9b84d2a
[INFO] running `Command { std: "docker" "start" "-a" "5a659bee6193d458734bad32fa2bdf7fd3607a2bd62b163cc059d5aed9b84d2a", kill_on_drop: false }`
[INFO] [stderr]     Checking temp-dir v0.1.11
[INFO] [stderr]     Checking libmedium v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "5a659bee6193d458734bad32fa2bdf7fd3607a2bd62b163cc059d5aed9b84d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a659bee6193d458734bad32fa2bdf7fd3607a2bd62b163cc059d5aed9b84d2a", kill_on_drop: false }`
[INFO] [stdout] 5a659bee6193d458734bad32fa2bdf7fd3607a2bd62b163cc059d5aed9b84d2a