[INFO] fetching crate nexum 0.2.0...
[INFO] checking nexum-0.2.0 against master#5dfe648b45659db8dd0a673a806bba3df84aa3af for pr-134273
[INFO] extracting crate nexum 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate nexum 0.2.0 on toolchain 5dfe648b45659db8dd0a673a806bba3df84aa3af
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nexum 0.2.0
[INFO] finished tweaking crates.io crate nexum 0.2.0
[INFO] tweaked toml for crates.io crate nexum 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a5d3a8aa14cecabef3edee8a35f0f3adf2cceb6bc3c5e1dcf4ed9d1928ba344
[INFO] running `Command { std: "docker" "start" "-a" "8a5d3a8aa14cecabef3edee8a35f0f3adf2cceb6bc3c5e1dcf4ed9d1928ba344", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a5d3a8aa14cecabef3edee8a35f0f3adf2cceb6bc3c5e1dcf4ed9d1928ba344", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a5d3a8aa14cecabef3edee8a35f0f3adf2cceb6bc3c5e1dcf4ed9d1928ba344", kill_on_drop: false }`
[INFO] [stdout] 8a5d3a8aa14cecabef3edee8a35f0f3adf2cceb6bc3c5e1dcf4ed9d1928ba344
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+5dfe648b45659db8dd0a673a806bba3df84aa3af" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dd91e74374d750430a73fd5616ee339bcc47321daa69ace540c1c499a265731
[INFO] running `Command { std: "docker" "start" "-a" "9dd91e74374d750430a73fd5616ee339bcc47321daa69ace540c1c499a265731", kill_on_drop: false }`
[INFO] [stderr]     Checking nexum v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "9dd91e74374d750430a73fd5616ee339bcc47321daa69ace540c1c499a265731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dd91e74374d750430a73fd5616ee339bcc47321daa69ace540c1c499a265731", kill_on_drop: false }`
[INFO] [stdout] 9dd91e74374d750430a73fd5616ee339bcc47321daa69ace540c1c499a265731