[INFO] fetching crate http 0.2.8...
[INFO] checking http-0.2.8 against try#caa9a0ab7f12e74ec4868e297b789e6c6860d50a for pr-98370-1
[INFO] extracting crate http 0.2.8 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate http 0.2.8 on toolchain caa9a0ab7f12e74ec4868e297b789e6c6860d50a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+caa9a0ab7f12e74ec4868e297b789e6c6860d50a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate http 0.2.8
[INFO] finished tweaking crates.io crate http 0.2.8
[INFO] tweaked toml for crates.io crate http 0.2.8 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+caa9a0ab7f12e74ec4868e297b789e6c6860d50a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+caa9a0ab7f12e74ec4868e297b789e6c6860d50a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+caa9a0ab7f12e74ec4868e297b789e6c6860d50a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b742df7a931f67f4799e870b3b35793129cdff1997ac25eb55e628c6bb4e2b10
[INFO] running `Command { std: "docker" "start" "-a" "b742df7a931f67f4799e870b3b35793129cdff1997ac25eb55e628c6bb4e2b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b742df7a931f67f4799e870b3b35793129cdff1997ac25eb55e628c6bb4e2b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b742df7a931f67f4799e870b3b35793129cdff1997ac25eb55e628c6bb4e2b10", kill_on_drop: false }`
[INFO] [stdout] b742df7a931f67f4799e870b3b35793129cdff1997ac25eb55e628c6bb4e2b10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+caa9a0ab7f12e74ec4868e297b789e6c6860d50a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b948d9949130e1342b58d56a8eacfa1a98f75ab6baa7fb762db848ba2c03c9e
[INFO] running `Command { std: "docker" "start" "-a" "4b948d9949130e1342b58d56a8eacfa1a98f75ab6baa7fb762db848ba2c03c9e", kill_on_drop: false }`
[INFO] [stderr] >> 1st remove `/opt/rustwide/cargo-home/registry/src`
[INFO] [stderr] error: Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "4b948d9949130e1342b58d56a8eacfa1a98f75ab6baa7fb762db848ba2c03c9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b948d9949130e1342b58d56a8eacfa1a98f75ab6baa7fb762db848ba2c03c9e", kill_on_drop: false }`
[INFO] [stdout] 4b948d9949130e1342b58d56a8eacfa1a98f75ab6baa7fb762db848ba2c03c9e