[INFO] fetching crate crate-index 0.1.0...
[INFO] checking crate-index-0.1.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate crate-index 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate crate-index 0.1.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crate-index 0.1.0
[INFO] finished tweaking crates.io crate crate-index 0.1.0
[INFO] tweaked toml for crates.io crate crate-index 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-case v1.0.0
[INFO] [stderr]   Downloaded git2 v0.11.0
[INFO] [stderr]   Downloaded libgit2-sys v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f086cfd45af0cc85b7f84d560c75eb3558f4b51981588b586392ad68e4ee47b7
[INFO] running `Command { std: "docker" "start" "-a" "f086cfd45af0cc85b7f84d560c75eb3558f4b51981588b586392ad68e4ee47b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f086cfd45af0cc85b7f84d560c75eb3558f4b51981588b586392ad68e4ee47b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f086cfd45af0cc85b7f84d560c75eb3558f4b51981588b586392ad68e4ee47b7", kill_on_drop: false }`
[INFO] [stdout] f086cfd45af0cc85b7f84d560c75eb3558f4b51981588b586392ad68e4ee47b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 556a3fb5af4f66cbaa895f720d3c89b6b58c77802166db6ae2ecad35179c2926
[INFO] running `Command { std: "docker" "start" "-a" "556a3fb5af4f66cbaa895f720d3c89b6b58c77802166db6ae2ecad35179c2926", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling test-case v1.0.0
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-io v1.2.0
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libssh2-sys v0.2.19
[INFO] [stderr]    Compiling libgit2-sys v0.10.0
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking async-std v1.7.0
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking git2 v0.11.0
[INFO] [stderr]     Checking crate-index v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.02s
[INFO] running `Command { std: "docker" "inspect" "556a3fb5af4f66cbaa895f720d3c89b6b58c77802166db6ae2ecad35179c2926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "556a3fb5af4f66cbaa895f720d3c89b6b58c77802166db6ae2ecad35179c2926", kill_on_drop: false }`
[INFO] [stdout] 556a3fb5af4f66cbaa895f720d3c89b6b58c77802166db6ae2ecad35179c2926