[INFO] fetching crate googology 0.2.1...
[INFO] testing googology-0.2.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate googology 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate googology 0.2.1
[INFO] finished tweaking crates.io crate googology 0.2.1
[INFO] tweaked toml for crates.io crate googology 0.2.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate googology 0.2.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding num-bigint v0.3.3 (available: v0.4.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62605bd9bb61a7bdc91d6971a1c50559779676aea11d18db777c9b67ba4cb961
[INFO] running `Command { std: "docker" "start" "-a" "62605bd9bb61a7bdc91d6971a1c50559779676aea11d18db777c9b67ba4cb961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62605bd9bb61a7bdc91d6971a1c50559779676aea11d18db777c9b67ba4cb961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62605bd9bb61a7bdc91d6971a1c50559779676aea11d18db777c9b67ba4cb961", kill_on_drop: false }`
[INFO] [stdout] 62605bd9bb61a7bdc91d6971a1c50559779676aea11d18db777c9b67ba4cb961
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be3697b553f9ab163cbce36f04e6828d9efe7077ca91a635157660f68e62ed1c
[INFO] running `Command { std: "docker" "start" "-a" "be3697b553f9ab163cbce36f04e6828d9efe7077ca91a635157660f68e62ed1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling googology v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `Command { std: "docker" "inspect" "be3697b553f9ab163cbce36f04e6828d9efe7077ca91a635157660f68e62ed1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be3697b553f9ab163cbce36f04e6828d9efe7077ca91a635157660f68e62ed1c", kill_on_drop: false }`
[INFO] [stdout] be3697b553f9ab163cbce36f04e6828d9efe7077ca91a635157660f68e62ed1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5aab39eb53396c59523abbc5cf4ee1bc7e992467939f71f40e14aee296715144
[INFO] running `Command { std: "docker" "start" "-a" "5aab39eb53396c59523abbc5cf4ee1bc7e992467939f71f40e14aee296715144", kill_on_drop: false }`
[INFO] [stderr]    Compiling googology v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "5aab39eb53396c59523abbc5cf4ee1bc7e992467939f71f40e14aee296715144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aab39eb53396c59523abbc5cf4ee1bc7e992467939f71f40e14aee296715144", kill_on_drop: false }`
[INFO] [stdout] 5aab39eb53396c59523abbc5cf4ee1bc7e992467939f71f40e14aee296715144
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 35d08e0be72d35885ca61028e4472c7eadabd4274b77f23c034b54ff95c440bb
[INFO] running `Command { std: "docker" "start" "-a" "35d08e0be72d35885ca61028e4472c7eadabd4274b77f23c034b54ff95c440bb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/googology-cf29421a4a55769e)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test conway_wechsler::tests::small_numbers ... ok
[INFO] [stdout] test conway_wechsler::tests::very_small_numbers ... ok
[INFO] [stdout] test conway_wechsler::tests::large_numbers ... ok
[INFO] [stdout] test knuth_yllion::tests::semi_large_power ... ok
[INFO] [stdout] test knuth_yllion::tests::small_numbers ... ok
[INFO] [stdout] test conway_wechsler::tests::large_powers ... ok
[INFO] [stdout] test knuth_yllion::tests::small_power ... ok
[INFO] [stdout] test knuth_yllion::tests::very_large_numbers ... ok
[INFO] [stdout] test knuth_yllion::tests::very_large_power ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests googology
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/conway_wechsler.rs - conway_wechsler::power_of_ten (line 197) ... ok
[INFO] [stdout] test src/knuth_yllion.rs - knuth_yllion::full_name (line 90) ... ok
[INFO] [stdout] test src/conway_wechsler.rs - conway_wechsler::full_name (line 112) ... ok
[INFO] [stdout] test src/knuth_yllion.rs - knuth_yllion::power_of_ten (line 212) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "35d08e0be72d35885ca61028e4472c7eadabd4274b77f23c034b54ff95c440bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35d08e0be72d35885ca61028e4472c7eadabd4274b77f23c034b54ff95c440bb", kill_on_drop: false }`
[INFO] [stdout] 35d08e0be72d35885ca61028e4472c7eadabd4274b77f23c034b54ff95c440bb