[INFO] fetching crate random_ns_guess 0.1.0...
[INFO] testing random_ns_guess-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate random_ns_guess 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate random_ns_guess 0.1.0
[INFO] finished tweaking crates.io crate random_ns_guess 0.1.0
[INFO] tweaked toml for crates.io crate random_ns_guess 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate random_ns_guess 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate random_ns_guess 0.1.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ea9974e9b72c816f126ec5eff075b7d0f793efd58aa48b133f6a4f887b88b04
[INFO] running `Command { std: "docker" "start" "-a" "2ea9974e9b72c816f126ec5eff075b7d0f793efd58aa48b133f6a4f887b88b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ea9974e9b72c816f126ec5eff075b7d0f793efd58aa48b133f6a4f887b88b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ea9974e9b72c816f126ec5eff075b7d0f793efd58aa48b133f6a4f887b88b04", kill_on_drop: false }`
[INFO] [stdout] 2ea9974e9b72c816f126ec5eff075b7d0f793efd58aa48b133f6a4f887b88b04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f6d520dd491b14c3d9408a00a3abb0d59a9903c8fd835b2f79b25d9cb8f8221
[INFO] running `Command { std: "docker" "start" "-a" "8f6d520dd491b14c3d9408a00a3abb0d59a9903c8fd835b2f79b25d9cb8f8221", kill_on_drop: false }`
[INFO] [stderr]    Compiling random_ns_guess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "8f6d520dd491b14c3d9408a00a3abb0d59a9903c8fd835b2f79b25d9cb8f8221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f6d520dd491b14c3d9408a00a3abb0d59a9903c8fd835b2f79b25d9cb8f8221", kill_on_drop: false }`
[INFO] [stdout] 8f6d520dd491b14c3d9408a00a3abb0d59a9903c8fd835b2f79b25d9cb8f8221
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c583b3f2582036264aa233c328d4f0b187ea483b6d6a1751fe9718897a1e508e
[INFO] running `Command { std: "docker" "start" "-a" "c583b3f2582036264aa233c328d4f0b187ea483b6d6a1751fe9718897a1e508e", kill_on_drop: false }`
[INFO] [stderr]    Compiling random_ns_guess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "c583b3f2582036264aa233c328d4f0b187ea483b6d6a1751fe9718897a1e508e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c583b3f2582036264aa233c328d4f0b187ea483b6d6a1751fe9718897a1e508e", kill_on_drop: false }`
[INFO] [stdout] c583b3f2582036264aa233c328d4f0b187ea483b6d6a1751fe9718897a1e508e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a20bce30ca16073a9b4ded3bfa2abeb19df4963e9c2425e9589c711fdc5011a8
[INFO] running `Command { std: "docker" "start" "-a" "a20bce30ca16073a9b4ded3bfa2abeb19df4963e9c2425e9589c711fdc5011a8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/random_ns_guess.rs (/opt/rustwide/target/debug/deps/random_ns_guess-73b7b5a094d0f9da)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a20bce30ca16073a9b4ded3bfa2abeb19df4963e9c2425e9589c711fdc5011a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a20bce30ca16073a9b4ded3bfa2abeb19df4963e9c2425e9589c711fdc5011a8", kill_on_drop: false }`
[INFO] [stdout] a20bce30ca16073a9b4ded3bfa2abeb19df4963e9c2425e9589c711fdc5011a8