[INFO] fetching crate random_ns_guess 0.1.0...
[INFO] testing random_ns_guess-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[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 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 707f36b04826a7800f8c0a8f1fb5c8aa5e7f78514e9bd99c66d15954e07cf4d3
[INFO] running `Command { std: "docker" "start" "-a" "707f36b04826a7800f8c0a8f1fb5c8aa5e7f78514e9bd99c66d15954e07cf4d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "707f36b04826a7800f8c0a8f1fb5c8aa5e7f78514e9bd99c66d15954e07cf4d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "707f36b04826a7800f8c0a8f1fb5c8aa5e7f78514e9bd99c66d15954e07cf4d3", kill_on_drop: false }`
[INFO] [stdout] 707f36b04826a7800f8c0a8f1fb5c8aa5e7f78514e9bd99c66d15954e07cf4d3
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3f1f769bcf25effaef1216fedb9f5e53e5ee47e93d5d275d8e592760a006480
[INFO] running `Command { std: "docker" "start" "-a" "e3f1f769bcf25effaef1216fedb9f5e53e5ee47e93d5d275d8e592760a006480", 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 0.10s
[INFO] running `Command { std: "docker" "inspect" "e3f1f769bcf25effaef1216fedb9f5e53e5ee47e93d5d275d8e592760a006480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3f1f769bcf25effaef1216fedb9f5e53e5ee47e93d5d275d8e592760a006480", kill_on_drop: false }`
[INFO] [stdout] e3f1f769bcf25effaef1216fedb9f5e53e5ee47e93d5d275d8e592760a006480
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f77b1b1c2d9132063424b3ee0bd2e0ab19f0d7e5efe3ca2318bf57cb543781e3
[INFO] running `Command { std: "docker" "start" "-a" "f77b1b1c2d9132063424b3ee0bd2e0ab19f0d7e5efe3ca2318bf57cb543781e3", 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 0.15s
[INFO] running `Command { std: "docker" "inspect" "f77b1b1c2d9132063424b3ee0bd2e0ab19f0d7e5efe3ca2318bf57cb543781e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f77b1b1c2d9132063424b3ee0bd2e0ab19f0d7e5efe3ca2318bf57cb543781e3", kill_on_drop: false }`
[INFO] [stdout] f77b1b1c2d9132063424b3ee0bd2e0ab19f0d7e5efe3ca2318bf57cb543781e3
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b09af6f6c15e6a6867fe99339b4852ee8ec4742397a43c35b2f20083703b846e
[INFO] running `Command { std: "docker" "start" "-a" "b09af6f6c15e6a6867fe99339b4852ee8ec4742397a43c35b2f20083703b846e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[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" "b09af6f6c15e6a6867fe99339b4852ee8ec4742397a43c35b2f20083703b846e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b09af6f6c15e6a6867fe99339b4852ee8ec4742397a43c35b2f20083703b846e", kill_on_drop: false }`
[INFO] [stdout] b09af6f6c15e6a6867fe99339b4852ee8ec4742397a43c35b2f20083703b846e