[INFO] fetching crate elf_rs 0.1.3...
[INFO] checking elf_rs-0.1.3 against try#4a23c45c7893f1416456144e3883cc48ea91722e for pr-82322
[INFO] extracting crate elf_rs 0.1.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate elf_rs 0.1.3 on toolchain 4a23c45c7893f1416456144e3883cc48ea91722e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elf_rs 0.1.3
[INFO] finished tweaking crates.io crate elf_rs 0.1.3
[INFO] tweaked toml for crates.io crate elf_rs 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate elf_rs 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 105d60f93b1fb68527c86a4ceee45ba437e84bb3849aa0f01829ef52509eef04
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "105d60f93b1fb68527c86a4ceee45ba437e84bb3849aa0f01829ef52509eef04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "105d60f93b1fb68527c86a4ceee45ba437e84bb3849aa0f01829ef52509eef04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "105d60f93b1fb68527c86a4ceee45ba437e84bb3849aa0f01829ef52509eef04", kill_on_drop: false }`
[INFO] [stdout] 105d60f93b1fb68527c86a4ceee45ba437e84bb3849aa0f01829ef52509eef04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "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] 1653336b00102ee1ea417b643d2aba316f640b74c2e1d79e06084995a0e50c53
[INFO] running `Command { std: "docker" "start" "-a" "1653336b00102ee1ea417b643d2aba316f640b74c2e1d79e06084995a0e50c53", kill_on_drop: false }`
[INFO] [stderr]     Checking elf_rs v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "1653336b00102ee1ea417b643d2aba316f640b74c2e1d79e06084995a0e50c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1653336b00102ee1ea417b643d2aba316f640b74c2e1d79e06084995a0e50c53", kill_on_drop: false }`
[INFO] [stdout] 1653336b00102ee1ea417b643d2aba316f640b74c2e1d79e06084995a0e50c53