[INFO] fetching crate num_reader 0.1.2...
[INFO] testing num_reader-0.1.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate num_reader 0.1.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate num_reader 0.1.2
[INFO] finished tweaking crates.io crate num_reader 0.1.2
[INFO] tweaked toml for crates.io crate num_reader 0.1.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate num_reader 0.1.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6834f2ea69375768ee5989ff42c7f4af45946dcbb240c6588613ff3d0b3fae49
[INFO] running `Command { std: "docker" "start" "-a" "6834f2ea69375768ee5989ff42c7f4af45946dcbb240c6588613ff3d0b3fae49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6834f2ea69375768ee5989ff42c7f4af45946dcbb240c6588613ff3d0b3fae49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6834f2ea69375768ee5989ff42c7f4af45946dcbb240c6588613ff3d0b3fae49", kill_on_drop: false }`
[INFO] [stdout] 6834f2ea69375768ee5989ff42c7f4af45946dcbb240c6588613ff3d0b3fae49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8eda3b10150e8ec2918df29c7dcd664d25076ca70d630e2e8126186620162b66
[INFO] running `Command { std: "docker" "start" "-a" "8eda3b10150e8ec2918df29c7dcd664d25076ca70d630e2e8126186620162b66", kill_on_drop: false }`
[INFO] [stderr]    Compiling num_reader v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "8eda3b10150e8ec2918df29c7dcd664d25076ca70d630e2e8126186620162b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eda3b10150e8ec2918df29c7dcd664d25076ca70d630e2e8126186620162b66", kill_on_drop: false }`
[INFO] [stdout] 8eda3b10150e8ec2918df29c7dcd664d25076ca70d630e2e8126186620162b66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6abdf9866a9bcfc57d2ed9f8d155640063742ccd1793a44e5b4cb14cc30f7606
[INFO] running `Command { std: "docker" "start" "-a" "6abdf9866a9bcfc57d2ed9f8d155640063742ccd1793a44e5b4cb14cc30f7606", kill_on_drop: false }`
[INFO] [stderr]    Compiling num_reader v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "6abdf9866a9bcfc57d2ed9f8d155640063742ccd1793a44e5b4cb14cc30f7606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6abdf9866a9bcfc57d2ed9f8d155640063742ccd1793a44e5b4cb14cc30f7606", kill_on_drop: false }`
[INFO] [stdout] 6abdf9866a9bcfc57d2ed9f8d155640063742ccd1793a44e5b4cb14cc30f7606
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d345f42ea9346421c7df10b90f7002081c54e961a1cb0dc28e94312182c951da
[INFO] running `Command { std: "docker" "start" "-a" "d345f42ea9346421c7df10b90f7002081c54e961a1cb0dc28e94312182c951da", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/num_reader.rs (/opt/rustwide/target/debug/deps/num_reader-79febbf23dcf6670)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests num_reader
[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" "d345f42ea9346421c7df10b90f7002081c54e961a1cb0dc28e94312182c951da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d345f42ea9346421c7df10b90f7002081c54e961a1cb0dc28e94312182c951da", kill_on_drop: false }`
[INFO] [stdout] d345f42ea9346421c7df10b90f7002081c54e961a1cb0dc28e94312182c951da