[INFO] fetching crate natural_numbers 0.1.0...
[INFO] testing natural_numbers-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate natural_numbers 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate natural_numbers 0.1.0
[INFO] finished tweaking crates.io crate natural_numbers 0.1.0
[INFO] tweaked toml for crates.io crate natural_numbers 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate natural_numbers 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a02384d7b91dd4a3f77c5324186c899b53f15d57619241350286df0b9c620dd
[INFO] running `Command { std: "docker" "start" "-a" "4a02384d7b91dd4a3f77c5324186c899b53f15d57619241350286df0b9c620dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a02384d7b91dd4a3f77c5324186c899b53f15d57619241350286df0b9c620dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a02384d7b91dd4a3f77c5324186c899b53f15d57619241350286df0b9c620dd", kill_on_drop: false }`
[INFO] [stdout] 4a02384d7b91dd4a3f77c5324186c899b53f15d57619241350286df0b9c620dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8bde75749b38b748bd4004ef1a69751a88616c0dc3e5cb9d70168ca5b199423
[INFO] running `Command { std: "docker" "start" "-a" "f8bde75749b38b748bd4004ef1a69751a88616c0dc3e5cb9d70168ca5b199423", kill_on_drop: false }`
[INFO] [stderr]    Compiling natural_numbers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "f8bde75749b38b748bd4004ef1a69751a88616c0dc3e5cb9d70168ca5b199423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8bde75749b38b748bd4004ef1a69751a88616c0dc3e5cb9d70168ca5b199423", kill_on_drop: false }`
[INFO] [stdout] f8bde75749b38b748bd4004ef1a69751a88616c0dc3e5cb9d70168ca5b199423
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5da238ecc04bfd89364d9cb066d84443e30d06a76dc5ce52d5d9c36b862a340
[INFO] running `Command { std: "docker" "start" "-a" "f5da238ecc04bfd89364d9cb066d84443e30d06a76dc5ce52d5d9c36b862a340", kill_on_drop: false }`
[INFO] [stderr]    Compiling natural_numbers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "f5da238ecc04bfd89364d9cb066d84443e30d06a76dc5ce52d5d9c36b862a340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5da238ecc04bfd89364d9cb066d84443e30d06a76dc5ce52d5d9c36b862a340", kill_on_drop: false }`
[INFO] [stdout] f5da238ecc04bfd89364d9cb066d84443e30d06a76dc5ce52d5d9c36b862a340
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a873e791900b362c54e476d9a1492a5ced1eb20157b3d311ed8181cc8e71fc27
[INFO] running `Command { std: "docker" "start" "-a" "a873e791900b362c54e476d9a1492a5ced1eb20157b3d311ed8181cc8e71fc27", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/natural_numbers-17bd349fd3bcfcb4)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/natural_numbers-677c0e99848440bf)
[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] [stderr]    Doc-tests natural_numbers
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - Nat::succ (line 35) ... ok
[INFO] [stdout] test src/lib.rs - Nat::value (line 12) ... ok
[INFO] [stdout] test src/lib.rs - Nat::wrap (line 22) ... ok
[INFO] [stdout] test src/lib.rs - Nat::add (line 59) ... ok
[INFO] [stdout] test src/lib.rs - Nat::pred (line 44) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a873e791900b362c54e476d9a1492a5ced1eb20157b3d311ed8181cc8e71fc27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a873e791900b362c54e476d9a1492a5ced1eb20157b3d311ed8181cc8e71fc27", kill_on_drop: false }`
[INFO] [stdout] a873e791900b362c54e476d9a1492a5ced1eb20157b3d311ed8181cc8e71fc27