[INFO] fetching crate j 0.2.11...
[INFO] checking j-0.2.11 against master#43d9f3859e0204e764161ee085a360274b5f3e9a for pr-97346
[INFO] extracting crate j 0.2.11 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate j 0.2.11 on toolchain 43d9f3859e0204e764161ee085a360274b5f3e9a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate j 0.2.11
[INFO] finished tweaking crates.io crate j 0.2.11
[INFO] tweaked toml for crates.io crate j 0.2.11 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "fetch" "--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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fbee732c446ad24e3fb41684d2c6eb3bbc31cbbc5942c6880a0d970f95b64b0
[INFO] running `Command { std: "docker" "start" "-a" "3fbee732c446ad24e3fb41684d2c6eb3bbc31cbbc5942c6880a0d970f95b64b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fbee732c446ad24e3fb41684d2c6eb3bbc31cbbc5942c6880a0d970f95b64b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fbee732c446ad24e3fb41684d2c6eb3bbc31cbbc5942c6880a0d970f95b64b0", kill_on_drop: false }`
[INFO] [stdout] 3fbee732c446ad24e3fb41684d2c6eb3bbc31cbbc5942c6880a0d970f95b64b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50e6b996e62fda150b6b324a42a238b7978d60de6935f2c586f1449f10318bae
[INFO] running `Command { std: "docker" "start" "-a" "50e6b996e62fda150b6b324a42a238b7978d60de6935f2c586f1449f10318bae", kill_on_drop: false }`
[INFO] [stderr]     Checking j v0.2.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "50e6b996e62fda150b6b324a42a238b7978d60de6935f2c586f1449f10318bae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50e6b996e62fda150b6b324a42a238b7978d60de6935f2c586f1449f10318bae", kill_on_drop: false }`
[INFO] [stdout] 50e6b996e62fda150b6b324a42a238b7978d60de6935f2c586f1449f10318bae