[INFO] fetching crate wral 0.2.0...
[INFO] building wral-0.2.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate wral 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate wral 0.2.0
[INFO] finished tweaking crates.io crate wral 0.2.0
[INFO] tweaked toml for crates.io crate wral 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wral 0.2.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wral 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt v0.3.21
[INFO] [stderr]   Downloaded structopt-derive v0.4.14
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.12
[INFO] [stderr]   Downloaded syn-mid v0.5.1
[INFO] [stderr]   Downloaded derive_arbitrary v0.4.7
[INFO] [stderr]   Downloaded arbitrary v0.4.7
[INFO] [stderr]   Downloaded proc-macro-error v0.4.12
[INFO] [stderr]   Downloaded unicode-segmentation v1.7.1
[INFO] [stderr]   Downloaded syn v1.0.53
[INFO] [stderr]   Downloaded mkit-derive v0.3.0
[INFO] [stderr]   Downloaded xorfilter-rs v0.3.0
[INFO] [stderr]   Downloaded mkit v0.4.0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e56535c45c102ffa1b22de3aa2134bd1fba2eddf6914c56ee037003e2f0ceb3
[INFO] running `Command { std: "docker" "start" "-a" "8e56535c45c102ffa1b22de3aa2134bd1fba2eddf6914c56ee037003e2f0ceb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e56535c45c102ffa1b22de3aa2134bd1fba2eddf6914c56ee037003e2f0ceb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e56535c45c102ffa1b22de3aa2134bd1fba2eddf6914c56ee037003e2f0ceb3", kill_on_drop: false }`
[INFO] [stdout] 8e56535c45c102ffa1b22de3aa2134bd1fba2eddf6914c56ee037003e2f0ceb3
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26a360cf54382a489db1106018a9bef2b7836e6cbfdc5e48df994879bcd86bde
[INFO] running `Command { std: "docker" "start" "-a" "26a360cf54382a489db1106018a9bef2b7836e6cbfdc5e48df994879bcd86bde", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling xorfilter-rs v0.3.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling syn-mid v0.5.1
[INFO] [stderr]    Compiling derive_arbitrary v0.4.7
[INFO] [stderr]    Compiling arbitrary v0.4.7
[INFO] [stderr]    Compiling mkit-derive v0.3.0
[INFO] [stderr]    Compiling mkit v0.4.0
[INFO] [stderr]    Compiling wral v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.54s
[INFO] running `Command { std: "docker" "inspect" "26a360cf54382a489db1106018a9bef2b7836e6cbfdc5e48df994879bcd86bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a360cf54382a489db1106018a9bef2b7836e6cbfdc5e48df994879bcd86bde", kill_on_drop: false }`
[INFO] [stdout] 26a360cf54382a489db1106018a9bef2b7836e6cbfdc5e48df994879bcd86bde
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3ee9280f418d95940da97e3f8dec9388bf80450f253b5d53e773372cf76b88b
[INFO] running `Command { std: "docker" "start" "-a" "e3ee9280f418d95940da97e3f8dec9388bf80450f253b5d53e773372cf76b88b", kill_on_drop: false }`
[INFO] [stderr]    Compiling wral v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "e3ee9280f418d95940da97e3f8dec9388bf80450f253b5d53e773372cf76b88b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3ee9280f418d95940da97e3f8dec9388bf80450f253b5d53e773372cf76b88b", kill_on_drop: false }`
[INFO] [stdout] e3ee9280f418d95940da97e3f8dec9388bf80450f253b5d53e773372cf76b88b